Search Results — 2000 specimen records retrieved (1656 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD134152  Abies concolor Lalit M. Srivastava 1957-10-19 2 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  CHSC61755  Abies magnifica var. shastensis Vernon H. Oswald; Lowell Ahart 1993-9-2 5921 A Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) Nw of Paskenta. 2286 Comment
  UC688871  Abutilon theophrasti Dana I. Glover Jr. 1943-9-30 Tehama about 12 mi se Corning (on w side of Sacramento River) Comment
  CAS-BOT-BC330991  Acer glabrum var. glabrum Hans Leschke 1964-8-2 1882 Tehama Between Mill Creek Falls & Ski Hut, Lassen Volcanic National Park Comment
  RSA90816  Acer glabrum var. torreyi Milo S. Baker, H. K. Wagnon 1953-7-12 12875 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
Read comments
Jul 29 2009
  CHSC77718  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  CHSC61758  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1993-9-2 5905 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  JEPS88341  Achillea millefolium Vernon H. Oswald and Lowell Ahart 1996-5-20 7580 Tehama BLM parcel along Hwy 36 ne Red Bluff (on banks of intermittent stream at ne end of parcel); Cascade Range Foothills 182 Comment
  UC1245160  Achillea millefolium J. M. Tucker and L. K. Mann 1959-7-10 3544 Tehama at summit South Yolla Bolly Mountain Comment
  CAS-BOT-BC218688  Achnatherum lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29572 Tehama 9 miles east of Paynes Creek 1005 Comment
  CHSC94293  Achnatherum lemmonii Lowell Ahart 2006-7-19 13014 Tehama Meadow area west of the dirt road, just east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS102493  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET191117 Image available Achnatherum lemmonii A. A. Beetle 1941-6-27 2751 Tehama 20 mi NE of Lomo of Rte 32 Comment
  SEINET245218 Image available Achnatherum lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama Along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UC1019887  Achnatherum lemmonii Milo S. Baker and H. K. Wagnon 1953-7-12 12868 Tehama 5.3 mi along County Road Whitlock Camp 1828 Comment
  UC1738960  Achnatherum lemmonii Dean Wm. Taylor with Glenn Clifton 1992-8-22 13198 Tehama Lassen Volcanic National Park, Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line 2392 Comment
  UCD32615  Achnatherum lemmonii Beecher Crampton 1954-6-16 1983 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  UCD50636  Achnatherum lemmonii J. M. Tucker; and L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain, Tehama County, California. 1920 Comment
  UCD80497  Achnatherum lemmonii CNPS SN Foothill Team 2005-6-29 SNNR 0424 Tehama USFS Lassen National Forest, above Deer Creek in the Ishi Wilderness. 491 Comment
  CHSC80709  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-6-16 8866 Tehama On north side of the dirt road, about 3 miles west of Hoghway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS76266  Achnatherum occidentale subsp. californicum Todd Keeler-Wolf 1977-9-10 669 Tehama e slopes of Mt. Linn South Yolla Bolly Mtns., Mt. Linn 2377 Comment
  CHSC32162  Achnatherum occidentale subsp. occidentale James Jokerst 1980-8-22 1107 Tehama Near Mt. Linn. Comment
  UC1052185  Achnatherum stillmanii J. I. Mallory 1954-10-12 108 Tehama ne part of Sugarpine Flat Quadrangle 33-A-2 1737 Comment
  UCD51413  Achnatherum stillmanii Dean W. Taylor 1976-7-7 6029 Tehama Highway 32 in canyon of Deer Cr. near Alder Cr. campground approx. 7.8 miles west of jct. with Highway 89. 1173 Comment
  CHSC65924  Achyrachaena mollis Vernon H. Oswald; Lowell Ahart 1996-4-15 7368 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. On the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  SEINET11844252  Achyrachaena mollis Unknown 1982-1 449 Tehama T24N, R1W, S central portion of Section 21, just S of Lassen Road 70 Comment
  UCD128391  Achyrachaena mollis Joseph M. DiTomaso 1976-3-28 378 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  SEINET11262184  Acmispon americanum Robert L. Johnson, Mikel R. Stevens 2015-7-10 3948 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  CHSC101053  Acmispon americanus var. americanus John Dittes; Josephine Guardino 2008-10-8 1546 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC102809  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16314 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CHSC88563  Acmispon nevadensis var. nevadensis L. P. Janeway 2001-6-10 7148 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
  CHSC86813  Acmispon wrangelianus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  JEPS94493  Aconitum columbianum Vernon Oswald and Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 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
  CHSC45622  Adenocaulon bicolor Vernon Oswald 1984-7-9 1566 Tehama East side of Hwy 32 at the bridge over Chico Creek. 1048 Comment
  CHSC90426  Adenocaulon bicolor Niall McCarten; Roxanne Bittman 1986-6-14 5351 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CHSC66490  Aesculus californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7584 Tehama Cascade Range Foothills. og Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the bank of an intermittent stream at the northeast end of the parcel. 164 Comment
  CHSC63215  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama Large rock outcrop on the north side of the dirt road, about 2.3 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  UC1584302  Ageratina occidentalis Julie Kierstead 1990-9-11 90 -156 Tehama 3 m ssw Tedoc Mtn.; Yolla Bolly R. D. 1524 Comment
  UC891268  Agoseris monticola Alice Eastwood Aug 22 1912-Aug 26 1912 1751 Tehama Morgans Springs Lassen Butte Region, Morgans Springs Comment
  CAS-BOT-BC127396  Agrostis exarata W. B. Cooke; V. G. Cooke 1976-10-11 53550 Tehama Lassen Volcanic National Park. Lower Brokeoff Mountain trail. 2362 Comment
  CHSC64738  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1995-5-9 6712 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 213 Comment
  JEPS100276  Agrostis idahoensis Dean W. Taylor 1992-8-22 13211 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest 1554 Comment
  RSA121622  Agrostis idahoensis G. D. Barbe 1955-7-17 217 Tehama At Cold Spring Camp. Region South Yolla Bolly. 1890 Comment
  SEINET6844049  Agrostis scabra Robert A. Evers, Clara V. Evrs 1975-8-23 115018 Tehama 2 miles (3.2 km) west of Mineral. Comment
  JEPS110378  Agrostis stolonifera Lowell Ahart 2006-9-9 13267 Tehama On the east bank of Colby Creek, about 150 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CAS-BOT-BC138565  Agrostis variabilis P. A. Munz 1951-7-25 16897 Tehama Square Lake, North base of South Yolla Bolly Mountains. 2133 Comment
  CHSC115795  Agrostis variabilis Lowell Ahart; John Dittes 2015-8-5 20449 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  SEINET260834  Aira caryophyllea L. M. Shultz 1990-5-5 11260 Tehama Mendocino Forest ; Corning District; Northern Coastal Range area 305 Comment
  CHSC66604  Alisma lanceolatum Vernon H. Oswald 1996-7-19 8072 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Marshy drainage along an old river channel on the NE side of the parcel. 100 Comment
  CHSC84316  Alisma lanceolatum Lowell Ahart; John Dittes 2003-6-11 10267 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CDA16175  Allium amplectens G. F. Hrusa, J. Hart 1999-4-29 15028 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 167 Comment
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  CHSC91094  Allium amplectens Niall McCarten 1986-6-15 5290 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so side Rd. 25N29. 2011 Comment
  JEPS76633  Allium amplectens L. R. Heckard 1972-6-18 2986 Tehama sw Tedoc Mt. 1371 Comment
  SEINET3883753  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest.; 0 1067 Comment
  CAS-BOT-BC462234  Allium amplectens Doris Kildale Gillespie 1930-5-14 9402 Tehama Between Mineral and Paynes Creek Comment
  CAS-BOT-BC462236  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-22 1855 Tehama 7 miles e. of Paynes Creek Comment
  RSA90470  Allium amplectens Keith Wagnon 1953-5-3 12663 Tehama W of Paskenta along logging road. Comment
  UCD138476  Allium amplectens June McCaskill 1960-5-26 605 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  UC1037358  Allium campanulatum Douglas Barbe 1955-7-16 189 Tehama near summit of SOuth Yolla Bolly 2438 Comment
  UC1299314  Allium campanulatum Freed W. Hoffman 1947-6-20 1682 Tehama near Government Flat Comment
  JEPS13260  Allium falcifolium Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5315 Tehama about 1 mi e Mt. Linn summit; South Yolla Bolly Mountain 2286 Comment
  UC1299639  Allium falcifolium Freed W. Hoffman 1950-7-5 3232 Tehama near Yolla Bolly Guard Station; Yolla Bolly Mountains 1524 Comment
  UC1586550  Allium falcifolium Vernon H. Oswald and Lowell Ahart 1991-4-16 4504 Tehama 2.0 mi n Colyear Springs Rd. (n of Paskenta) 286 Comment
  JEPS88328  Allium peninsulare Vernon H. Oswald and Lowell Ahart 1996-5-20 7573 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC60468  Allium platycaule Mary Ann Showers 1992-6-26 2572 Tehama Lassen Volcanic National Park. East of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CHSC79115  Allium serra B. Castro; L. P. Janeway 2000-3-22 1036 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 320 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
  CDA14190  Allium triquetrum S. McNeill 1998-3-17 s.n. Tehama Red Bluff. 0 Comment
  UCD141864  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama Square Lake on north side of south Yolla Bolly. Comment
  UC1010399  Allophyllum divaricatum Milo S. Baker and H. K. Wagnon 1953-5-3 12660 Tehama w. Paskenta (along logging rd.) Comment
  CAS-BOT-BC171420  Alnus incana subsp. tenuifolia A. A. Heller 1928-5-30 14586 Tehama Wet meadow at Mineral 1524 Comment
  UC1543687  Alnus incana subsp. tenuifolia Harold and Virginia Bailey 1948-8-28 3071 Tehama near Sulphur Creek campground (in meadow below ski hut); Lassen Volcanic National Park 2011 Comment
  RSA93377  Alnus incana subsp. tenuifolia Milo S. Baker 1953-7-12 12913 Tehama Along county road 6 mi. above Whitlock Camp west of Paskenta. 1829 Comment
  CDA15855  Alopecurus saccatus G. F. Hrusa, J. Hart 2000-4-8 15299 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  HSC102900  Alopecurus saccatus J. P. Smith 2014-5-28 13854 Tehama Hog Lake, along State Route 36 264 Comment
  UCD55934  Alopecurus saccatus A. A. Beetle 1943-5-15 1953 Tehama r [sic] miles south of Dales on Rt. 36. Comment
  CHSC66179  Amaranthus albus Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .4 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy.36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CDA34743  Ambrosia artemisiifolia L. Ahart, John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CAS-BOT-BC142917  Amelanchier A. A. Heller 1928-5-30 14569 Tehama Open places in the yellow pine forest at Mineral. 1524 Comment
  CHSC55580  Amelanchier pallida K. R. Stern 1986-5-21 8313 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CAS-BOT-BC135627  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CHSC84600  Ammannia coccinea Lowell Ahart; John Dittes 2003-9-17 10582 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
  JEPS124400  Ammannia robusta Lowell Ahart, John Dittes 2015-6-22 20254 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  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
  HSC89677  Amsinckia intermedia William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama Hwy. 36, 20.5 mi. E of boundary with Shasta County 274 Comment
  HSC90023  Amsinckia intermedia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 19 Tehama Tedoc Rd., at its intersection with Hwy. 36 549 Comment
  CHSC59172  Amsinckia menziesii Vernon H. Oswald 1992-9-29 5229 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park., 0.5 mi S of the latter. 1990 Comment
  CHSC75253  Amsinckia menziesii Vernon H. Oswald; Lowell Ahart 1999-4-21 9702 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  CHSC78817  Amsinckia menziesii Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS105867  Anagallis arvensis Lowell Ahart 2004-4-29 10800 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  CAS-BOT-BC45084  Anaphalis margaritacea John Thomas Howell 1960-8-18 36101 Tehama Sulphur Works Checking Station 2011 Comment
  UC1287881  Angelica californica Tracey and Viola Call 1966-7-17 2513 Tehama about 3 mi below Potato Patch (near jct of Calf Creek, a tributary to Deer Creek); near jct of Calf Creek, tributary to Deer Creek 1005 Comment
  HSC70548  Angelica californica J. M. DiTomaso 1979-8-26 1496 Tehama Hwy 32, 3/4 mi from Tehama-Plumas Co. line Comment
  UCD128900  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountain, ca. 0.5 mile east of summit. 2286 Comment
  CAS-BOT-BC63864  Antennaria argentea Alice Eastwood; John Thomas Howell 1941-7-9 9755 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS94580  Antennaria argentea Vernon Oswald and Lowell Ahart 1997-7-7 8689 Tehama Forest Rd. 27N26 0.8 mi w junction with 27N06 (w of Saddle Campground, near ne corner of Yolla Bolly-Middle Eel Wilderness) 1066 Comment
  UCD149552  Antennaria dimorpha G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) 1493 Comment
  CAS-BOT-BC58724  Antennaria geyeri Douglas Barbe 1955-7-16 188 Tehama E ridge leading to the summit of South Yolla Bolly (Mt. Linn) 2377 Comment
  CHSC79121  Antennaria geyeri L. P. Janeway 2000-6-29 6844 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
  UC1245136  Antennaria geyeri J. M. Tucker and L. K. Mann 1959-7-19 3559 Tehama se side of South Yolla Bolly Mountain 2255 Comment
  UC1609231  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1993-9-2 5901 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC58677  Antennaria geyeri P. A. Munz 1951-7-26 16922 Tehama East side of Yolla Bolly Peak 2316 Comment
  JEPS5261  Antirrhinum cornutum W. L. Jepson 1927-6-25 12346 Tehama Pine Creek road station 60 Comment
  UC766363  Antirrhinum cornutum R. F. Hoover 1938-6-10 3587 Tehama s of Red Bluff (Coyote Creek bridge) Comment
  CHSC48970  Antirrhinum subcordatum Vernon Oswald 1986-5-23 2035 Tehama Round Valley Rd. (M4) 0.2 mi nw of Salt Creek. On a roadcut. 426 Comment
  CHSC76786  Antirrhinum subcordatum L. P. Janeway; Caroline Warren 1999-6-15 6467 A Tehama Small side ravine along larger canyon on south side of South Fork Cottonwood Creek. 341 Comment
  OBI72071  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 along crk 244 Comment
  CHSC102473  Antirrhinum vexillo-calyculatum subsp. intermedium L. P. Janeway 2009-6-21 9824 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 1.6 road km east of Ishi Road. 701 Comment
  JEPS101527  Antirrhinum vexillocalyculatum subsp. breweri Dean W. Taylor 1997-5-29 16004 Tehama slopes north of Toomes Camp Road about 6 road miles west of Paskenta 487 Comment
  CHSC26633  Aphanes occidentalis M. P. Hayes 1978-3-17 129 Tehama On the mima mounds around the vernal pools along Leininger road, .8 mi e of Highway 99. 40 Comment
  SJSU11068  Apocynum androsaemifolium R. J. McDonald & N. D. Addy 1962-6-30 Tehama Hwy 36 c. 11 mi W of Mineral 1066 Comment
  CHSC66181  Apocynum cannabinum Vernon H. Oswald; Lowell Ahart 1996-6-3 7708 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.4 mile downstream from the old bridge site. 100 Comment
  CDA3616  Arabidopsis thaliana L. Ahart, Vernon Oswald 2001-5-7 10019 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  CAS-BOT-BC17357  Arabis eschscholtziana P. A. Munz 1951-7-26 16942 Tehama Square Lake, north base. South Yolla Bolly Peak. 2133 Comment
  HSC71882  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-6-22 5854 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  CHSC43148  Aralia californica R. Banchero 1979-10-7 35 Tehama Potato Patch Campground off Hwy. 32. Streamside in Montane forest. 1024 Comment
  UCR3730  Aralia californica Frank C. Vasek 1964-8-5 640805- 01 Tehama North Coast Range, White Rock Rd., 8.2 mi from [west of] State Hwy 36 732 Comment
  SEINET1911719  Arceuthobium abietinum R. L. Mathiasen 2010-1 1063 Tehama Ca. 1 km NW of Mineral Summit on forest rd. 172 1520 Comment
  UC1078849  Arceuthobium americanum Job Kuijt 1957-5-21 1357 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  UC1078850  Arceuthobium americanum Job Kuijt 1957-5-21 1358 Tehama Mineral Campgrounds near Ranger Station Comment
  UCD101957  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-10 62 Tehama State Highway 36, Mineral Summit. 1615 Comment
  CHSC64924  Arceuthobium occidentale Vernon H. Oswald; Lowell Ahart 1995-6-13 6860 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.On the basalt ridge crossing the ne corner of the Dales Lake Ecological Reserve. 225 Comment
  CHSC80701  Arceuthobium occidentale Lowell Ahart 2001-6-14 8841 Tehama About 100 yards north of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  UC710583  Arctostaphylos X acutifolia John Thomas Howell 1943-8-8 19212 Tehama 1.1 mi w Ranger Station; Log Spring Ridge Comment
  UC728694  Arctostaphylos X acutifolia Milo S. Baker 1943-8-8 10638 Tehama 1.1 mi nw Log Spring Ranger Station Comment
  RSA20902  Arctostaphylos canescens C. B. Wolf 1937-5-15 8685 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. 969 Comment
  CAS-BOT-BC23939  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19213 Tehama Log Spring Ridge, 1.1 miles west of ranger station. Comment
  CHSC118504  Arctostaphylos canescens subsp. canescens L. P. Janeway; B. Castro 2016-9-5 12159 Tehama Klamath Ranges. Top of Pony Buck Peak. 1705 Comment
  HSC70138  Arctostaphylos canescens subsp. canescens Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4464 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  UCD52171  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 705 Tehama Toomes Camp Road; 9.9 miles west of Paskenta. Comment
  UCD53454  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-17 713 Tehama On Forest Service Road 23N04 (Valley View Access road); 7 miles south of junction with Forest Service Road 23N02. Comment
  CAS-BOT-BC38665  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-5-15 8686 Tehama Inner North Coast Range. 1 mi. above Cedar Spring on Paskenta - Covelo Road 1219 Comment
  CAS-BOT-BC38669  Arctostaphylos manzanita subsp. manzanita C. Hart Merriam 1919-9-14 s.n. Tehama Thomas Creek Ridge above Paskenta Comment
  RSA256978  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1497 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  CHSC80524  Arctostaphylos manzanita subsp. wieslanderi Vernon H. Oswald 2001-3-26 9991 Tehama Plum Creek Rd 0.9 mi south of Paynes Creek. 579 Comment
  CAS-BOT-BC39996  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19211 Tehama Log Spring Ridge Comment
  POM367362  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  RSA339389  Arctostaphylos nevadensis Roger Raiche 1985-7-27 RR- 50677 Tehama Log Springs Road near intersection with road to Sugar Spring Campground-Government Flat, near marker 35.68. 683 Comment
  CAS-BOT-BC44477  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-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
  CHSC105949  Arctostaphylos patula Lowell Ahart; John Dittes 2010-7-17 16878 Tehama About 50 yards east of the gate, about 90 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 829 Comment
  SBBG128034  Arctostaphylos patula L. Ahart, J. Dittes 2010-7-17 16878 Tehama ca. 50 yards E of the gate, ca. 90 yards E of the barn, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 829 Comment
  UC674744  Arctostaphylos patula Vernon Bailey 1899-9-25 Tehama above Government Flat; South Yolla Bolly Mountain 1950 Comment
  UCD53317  Arctostaphylos patula subsp. patula Roger Raiche 1985-3-18 RR 50148 Tehama Log Springs Road; west of Paskenta, 13.7 miles west of its origin at the Newville Road. 1463 Comment
  CAS-BOT-BC45330  Arctostaphylos viscida subsp. viscida P. C. Everett; E. K. Balls 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 822 Comment
  JEPS97449  Arctostaphylos viscida subsp. viscida Vernon H. Oswald and L. Ahart 1995-3-6 6515 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
  UC499239  Arctostaphylos viscida subsp. viscida H. F. Stivers 1900-1 Tehama Rosewood Comment
  UC1609209  Arenaria congesta var. crassula Vernon H. Oswald and Lowell Ahart 1993-9-2 5900 Tehama ca 20 mi (air) NW Paskenta (Ridge running E. from Mt. Linn); South Yolla Bolly Mtns., Mt. Linn 2346 Comment
  CHSC78243  Arenaria serpyllifolia subsp. serpyllifolia Vernon H. Oswald 2000-5-17 9919 Tehama Hwy. 36 5.4 road miles east of Paynes Creek. 853 Comment
  CHSC48644  Argemone munita subsp. munita Vernon Oswald 1984-5-30 1216 Tehama Medocino Nat. Forest, Round Valley Rd. (M4; 23N02), 8.9 mi w of Newville Rd. Scattered plants in loose, dry soil along the road. 853 Comment
  HSC22034  Argemone munita subsp. munita Richard Spjut 1971-5-15 1897 Tehama Mendocino National Forest, 25 mi. W of Corning 915 Comment
  CHSC65077  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1995-7-17 7063 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 213 Comment
  SEINET12765098  Aristida oligantha Vernon H. Oswald 1996-7-8 7964 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills.; 0 158 Comment
  UCD56501  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 miles west of Corning. Comment
  SEINET11688651  Aristida oligantha Unknown 1982-1 791 Tehama The Nature Conservancy Vina Plains Preserve, along Lassen Rd Comment
  JEPS97300 Image available Aristida purpurea var. wrightii Vernon H. Oswald and L. Ahart 1995-6-13 6862 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Small part of an uncommon tufted perennial 225 Comment
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Jul 23 2009
  CHSC64337  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 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 outcropping of basalt just s of the borrow pit. 219 Comment
  CHSC88954  Aristolochia californica Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. Near the Grapevine Creek Slab, Powerline Road. UTM: 10 0591363 E, 4451429 N. 442 Comment
  SEINET11262977  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Corning Quad. Woodson Bridge State Recreation Area. Highway A-9. Sacramento River flood plain.; 0 61 Comment
  SJSU6166  Aristolochia californica D. L. Wilson 1970-4-19 Tehama near confluence N & S Forks of Antelope Creek c. 18 mi E of Red Bluff Comment
  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
  UC1558234  Arnica dealbata Harold and Virginia Bailey 1948-8-28 3060 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  UC726999  Arnica dealbata A. A. Heller 1937-7-21 15932 Tehama Sulphur Works Lassen Volcanic National Park Comment
  POM25186  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama Along the Mineral-Mt Lassen Hwy near the jct with the old road. 1829 Comment
  UC892186  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama along Mineral to Mt. Lassen Highway (near the junction with the old road) 1828 Comment
  UCD56019  Arrhenatherum elatius R. Tofsrud 1951-6-1 s.n. Tehama Anthony Peak, near Summit. Comment
  JEPS108145  Artemisia arbuscula subsp. arbuscula L. P. Janeway, B. Castro 2005-10-10 8551 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  JEPS29580  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama near Lassen National Volcanic Park; Morgan 1463 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
  RSA261513  Artemisia ludoviciana subsp. ludoviciana J. M. Tucker 1962-7-29 3629 Tehama 3/4 miles north of Ovenlid, South Yolla Bolly Mountain, 3 miles east of the summit 1982 Comment
  SEINET10903069  Asclepias David B. Dunn 1971-6-10 Dunn 17977 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
  SEINET10580345  Asclepias cordifolia H. M. Evans Evans s.n. 1922 Tehama Above Drakesbad, Lassen National Park 1920 Comment
  CHSC66296  Asclepias eriocarpa Vernon H. Oswald 1996-6-27 7893 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning, northwest side of Sacramento Valley. (Collected near the W boundary of the reserve.) 105 Comment
  CHSC77526  Asclepias eriocarpa B. Castro; H. West 1999-6-1 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 196 Comment
  SEINET10496159  Asclepias fascicularis Mary Susan Taylor 1975-10-22 Taylor 964 Tehama 16 mi N of Chico, along Hwy 99E on the Vina Plains; in dried up vernal pool with Eryngium and Hemizonia fitchii. Comment
  HSC39133  Asclepias solanoana Gary S. Lester 1974-6-30 340 Tehama Slopes of Tedoc Mtn. along the Tedoc Gap Rd. 1524 Comment
  JEPS76671  Asclepias solanoana L. R. Heckard 1972-6-17 2953 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  RSA67258  Aster brickellioides Philip A. Munz 1951-7-25 16890 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC177279  Astragalus accidens var. hendersonii R. C. Barneby; J. T. Howell 1954-5-14 11486 Tehama Payne's Creek 548 Comment
  CHSC54100  Astragalus accidens var. hendersonii Vernon H. Oswald 1991-5-20 4597 Tehama Hwy 36, 0.9 mile west of Paynes Creek, at the power transmission lines. 557 Comment
  POM204044  Astragalus accidens var. hendersonii Alice Eastwood, John T. Howell 1934-4-22 1868 Tehama Paynes Creek Comment
  RSA108600  Astragalus accidens var. hendersonii R. C. Barneby, John T. Howell 1954-5-14 11486 Tehama Paynes Creek 549 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
  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
  UC862951  Astragalus gambelianus Lewis S. Rose 1934-4-22 34247 Tehama 4 mi e Paynes Creek Comment
  CHSC63965  Astragalus pauperculus B. Castro; L. Hanson, B. Corbin, L. Janeway, L. Gehrung 1994-4-11 506 Tehama In the Ishi Wilderness, Lassen NF, ca 1 mi NW of lookout at N end of Cohasset Ridge, on trail paralleling Wildcat Ck to Graham Pinery. 914 Comment
  CHSC65759  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1996-4-8 7342 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 268 Comment
  CHSC68698  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1994-5-14 8456 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) 0.2 mi southeast of Lassen Emigrant Trailhead. 1164 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
  RSA182040  Astragalus purshii var. lectulus Freed W. Hoffman 1950-7-4 3667 Tehama Saddle between North Yolla Bolly and Black Rock. 2134 Comment
  CHSC117578  Athyrium distentifolium var. americanum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21360 Tehama Wet area west of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  JEPS28762  Athyrium distentifolium var. americanum George W. Gillett 1957-8-13 1057 Tehama 1/2 mi from Sulphur Works Checking Station (Brokeoff Mt, near first major stream crossing); Lassen Volcanic Nat'l Park, Brokeoff Mt 2133 Comment
  CAS-BOT-BC17432  Athysanus pusillus Doris Kildale Gillespie 1930-5-9 9303 Tehama 15 miles west of Mineral on Susanville Road. Comment
  CHSC102347  Athysanus pusillus L. P. Janeway 2009-4-4 9713 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
  CHSC93472  Athysanus pusillus Lowell Ahart 2006-5-5 12578 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 536 Comment
  UC1010358  Athysanus pusillus Milo S. Baker 1953-4-26 12553 Tehama 5 mi w of Paskenta (along Crane Lumber Company road); Crane Lumber Company road Comment
  HSC1815  Athysanus pusillus Larry Berti 1969-3-15 12 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  CHSC113279  Avena barbata Lowell Ahart; John Dittes 2014-5-17 19503 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
  CHSC64641  Avena fatua Vernon H. Oswald; Lowell Ahart 1995-4-17 6676 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. Growing on the edge of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  HSC35046  Avena fatua Donald Spalinger 1974-5-5 49 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 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
  JEPS101367  Balsamorhiza macrolepis Dean W. Taylor 1997-6-27 16106 Tehama South Fork Elder Creek on west flank Red Mountain; Mendocino National Forest 822 Comment
  CDA10420  Balsamorhiza sagittata D. Isle 1996-7-17 Tehama North Coast Ranges; Mendocino National Forest - Elder Creek Watershed. Road 25N17, northeast of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock. Comment
  CHSC21471  Barbarea orthoceras M. S. Taylor 1975-7-17 857 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  RSA759896  Barbarea orthoceras Barbara Ertter, Brad Olson 1991-7-4 10228 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  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
  CHSC75259  Barbarea verna Vernon H. Oswald; Lowell Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 762 Comment
  UC1052828  Berberis aquifolium var. dictyota J. I. Mallory 1956-6-5 138 Tehama 1 mi nne Paynes Creek (Inskip Lookout Rd); Quadrangle 33-B-3 594 Comment
  CHSC68937  Berberis nervosa Vernon Oswald; Lowell Ahart 1997-7-7 8694 Tehama Forest Route 35 at Cedar Creek near northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC25339  Bidens cernua M. P. Hayes 1977-8-14 35 Tehama Deer Creek Meadows 1 mi SW of the intersection of Highway 32 and Highway 89. 50 m on south side of road. 1219 Comment
  CHSC102697  Bidens cernua var. cernua Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16305 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC84621  Bidens frondosa Lowell Ahart; John Dittes 2003-9-17 10569 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
  JEPS32532  Bidens frondosa W. L. Jepson 1929-9-27 15285 Tehama Manton, edge of streamlet 853 Comment
  CAS-BOT-BC413085  Bistorta bistortoides John Thomas Howell 1960-8-21 36299 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC56324  Bistorta bistortoides K. R. Stern 1986-5-21 8291 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  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
  JEPS13520  Boechera repanda Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5338 Tehama 1.2 mi below and s Overlid (Butte County) (and 0.75 mi e and above Somerset's Meadow) 1889 Comment
  CHSC44195  Boechera retrofracta Vernon Oswald 1988-7-12 3562 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  CHSC61412  Boechera retrofracta Vernon H. Oswald; Lowell Ahart 1993-8-18 5820 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2353 Comment
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Aug 9 2008
  CHSC65397  Boechera retrofracta Vernon Oswald 1986-7-24 2238 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  RSA41178  Boisduvalia macrantha Robert F. Hoover 1937-5-19 2290 Tehama Coyote Creek bridge south of Red Bluff Comment
  UC1751237  Botrychium crenulatum Timothy B. Devine 1985-7-7 840 b Tehama beside Willow Creek 1 mi S of jct with logging road 1.5 mi N of jct with Colby Mt. Road 1645 Comment
  JEPS113159  Brachypodium distachyon Lowell Ahart 2007-5-8 13747 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  CDA34749  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC26679  Brickellia grandiflora M. S. Taylor 1977-8-17 1476 Tehama Ca. 1/2 mi N of Old Humboldt Rd, ca. 3 mi E of its jct with Scotts John Rd, N of Jonesville. 1981 Comment
  RSA67170  Brickellia grandiflora Philip A. Munz 1951-7-25 16839 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC127685  Brickellia greenei John Thomas Howell 1960-8-23 36462 Tehama Lassen Loop s. of Diamond Peak 2194 Comment
  RSA201257  Brickellia greenei J. T. Howell 1960-8-23 s.n. Tehama Lassen Loop south of Diamond Peak 2195 Comment
  CAS-BOT-BC127683  Brickellia greenei Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2562 Tehama At base of rim rock, north east facing exposure. Government Flat 1828 Comment
  CHSC64643  Briza minor Vernon H. Oswald; Lowell Ahart 1995-4-3 6596 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. 207 Comment
  JEPS88349  Briza minor Vernon H. Oswald and Lowell Ahart 1996-4-15 7383 Tehama CDFG parcel on s side Gyle Rd. (at w boundary just n of intermittent stream, nw of Corning, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  UCD57434  Briza minor A. A. Beetle 1942-5-19 3312 Tehama 25 miles west of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  UCD77149  Brodiaea californica Robert E. Preston 2003-5-18 2139 Tehama Ca. 5.8 mi NE of Red Bluff, along Hwy 32. 149 Comment
  UCD77187  Brodiaea californica Robert E. Preston 2004-4-30 2231 Tehama 2.8 mi ESE of Dairyville, along Foothill Rd. 89 Comment
  UCD77191  Brodiaea californica Robert E. Preston 2004-4-30 2228 Tehama 0.7 mi N of Corning, along Hwy 99W. 85 Comment
  UC1732950  Brodiaea coronaria Kay H. Beach, Frank Gould 1940-5-16 642 Tehama vicinity of Red Bluff. Comment
  UCD77147  Brodiaea coronaria Robert E. Preston 2003-5-31 2152 Tehama Ca. 1.25 mi NNE of Dales, at Dales Lake 213 Comment
  UCD77148  Brodiaea coronaria Robert E. Preston 2003-5-18 2136 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 99 Comment
  CHSC101385  Brodiaea coronaria subsp. rosea David Isle 1992-5-24 1569 Tehama Mendocino National Forest; Thomes Creek Watershed. 9.5 miles above Paskenta Store; north of M-2 (23N01.3); about 0.35 mile above MNF boundary. 877 Comment
  SEINET8466111 Image available Brodiaea elegans D. B. Dunn, B. J. Cox 1971-10-6 17957 Tehama 13 miles East of Red Bluff on Californ1a Hwy. 36: in live oak. 305 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
  JEPS88120  Brodiaea minor Vernon H. Oswald and Lowell Ahart 1996-4-29 7493 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., at cluster of vernal pools n. of farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS97244  Brodiaea nana Vernon H. Oswald and L. Ahart 1995-4-17 6652 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  CHSC101406  Bromus David Isle 1992-7-8 1545 Tehama Mendocino National Forest - North Coast Ranges; Thomes Creek Watershed. Adj. Rd 23N17 above A spur; S of the SW tributary of Willow Creek. N of Sugar Spring Campground. 1292 Comment
  CHSC49512  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3335 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  UCR152063  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  JEPS106237  Bromus carinatus var. carinatus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff 696 Comment
  JEPS122125  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  UCD58481  Bromus commutatus R. Tofsrud 1949-5-1 s.n. Tehama Diamond Range burn plot. Comment
  CAS-BOT-BC155979  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles north of Red Bluff. Comment
  HSC31979  Bromus diandrus Donald Spalinger 1974-5-5 50 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  SEINET10517943  Bromus diandrus Pauleen Broyles 1986-4-18 Broyles 951 Tehama Associates: Hordeum geniculatum, Elymus caputmedusae, Bromus mollis. Comment
  HSC102682  Bromus hordeaceus J. P. Smith 2013-5-5 13696 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  JEPS102495  Bromus laevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA93474  Bromus laevipes H. K. Wagnon 1953-5-10 12625 Tehama Lodding rd. W of Paskenta on logging road near, 9 miles post. Comment
  SEINET11688650  Bromus madritensis Unknown 1982-1 597 Tehama Nature Conservancy Vina Plains Preserve, ca 1 km E of Hwy 99 Comment
  CHSC44214  Bromus polyanthus Vernon Oswald 1988-6-30 3544 Tehama Meadow located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  HSC95533  Bromus pseudolaevipes L. Ahart 2001-6-8 8799 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  UCD59541  Bromus rubens A. A. Beetle 1942-5-18 3329 Tehama Near Paynes Creek. Inskip Experimental Plot. Comment
  CHSC90894  Bromus vulgaris Niall McCarten; Roxanne Bittman 1986-6-15 5390 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 1/3 mi. W of Johnson cabin. 1280 Comment
  UC1037410  Cacaliopsis nardosmia Douglas Barbe 1955-7-17 204 Tehama along the road to Oven Lid at the sign Sommerset 3/4, w Tehama Co 1889 Comment
  CAS-BOT-BC185461  Calamagrostis canadensis John Thomas Howell 1960-8-18 36102 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station. 2011 Comment
  UCD57333  Calamagrostis koelerioides Milo S. Baker 1943-8-8 10654 Tehama Anthony Peak. 2072 Comment
  CHSC64397  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1995-3-6 6520 Tehama Cascade Range Foothills, Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered in gravel along the s edge of Inks Creek Rd. 213 Comment
  JEPS88466  Calandrinia ciliata Vernon H. Oswald and Lowell Ahart 1996-4-3 7295 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on flood plain of intermittent stream ca. 0.4 mi. e. of the dirt lane along w. side of parcel, Thomes Creek Ecological); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  UCD123499  Callitriche fassettii Richard Yeo 1970-2-5 s.n. Tehama Corning Canal, 1 1/4 miles downstream from pumping plant, in vicinity of Red Bluff. Comment
  CHSC66109  Callitriche hermaphroditica Vernon H. Oswald; Lowell Ahart 1996-4-29 7484 Tehama Northwest side of Sacramento Valley. Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In the farm pond located on the S boundary. 105 Comment
  CHSC45029  Callitriche heterophylla var. bolanderi Pauleen Broyles 1988-4-6 1103 Tehama The Nature Conservancy Vina Plains Preserve. Seep below small reservoir in Singer Creek Ditch in Lassen Pasture. Comment
  CHSC65952  Callitriche heterophylla var. bolanderi Vernon H. Oswald; Lowell Ahart 1996-4-23 7443 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel of Paynes Creek just downstream from the power line at this location. 147 Comment
  CHSC79274  Callitriche heterophylla var. bolanderi B. Castro; L. P. Janeway 2000-4-12 1070 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of Rice Creek. 112 Comment
  CHSC64517  Callitriche longipedunculata Vernon H. Oswald; Lowell Ahart 1995-4-3 6570 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. Drainage along the unimproved road approaching the w boundary (w of the Old Hwy. Pool). 213 Comment
  UCR11256  Calochortus amabilis Wm. Horn Jr. 1967-5-28 670528- 3 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  CAS-BOT-BC487764  Calochortus amabilis A. Burgard; J. Goldsmith; J. Kalt 1996-4-20 47 Tehama Along Hwy. 36, 25 miles southeast of Shasta/Tehama border 198 Comment
  SEINET3885026  Calochortus coeruleus var. fimbriatus Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 Comment
  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
  CHSC40843  Calochortus luteus Pauleen Broyles 1982-5-12 575 Tehama Along Sheep Camp Ditch. The Nature Conservancy Vinal Plains Preserve. 66 Comment
  CHSC52146  Calochortus luteus B. Garamendi 1974-5-11 13 Tehama Mill/Deer Creek Study Area. Ponderosa Way, 2 mi N of Dear Creek. 731 Comment
  SBBG41817  Calochortus luteus W. M. Plumb -May-1971 Tehama N of Red Bluff Comment
  JEPS17760  Calochortus minimus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  SEINET12765230  Calochortus monophyllus Barbara Ertter 1990-5-13 8945 Tehama 0.1 mi W of Lassen Lodge fire station on Hwy 36, ca 7 1/2 mi W of Mineral.; 0 1219 Comment
  SJSU5823  Calochortus monophyllus D. L. Wilson 1970-3-28 Tehama 1 mi SW of confluence of N&S Forks of Antelope Cr c. 18 mi E of Red Bluff 402 Comment
  CHSC67730  Calochortus nudus James D. Jokerst 1979-7-4 279 Tehama S of Mineral on F. S. Trail 3E12 to Turner Mtn., 1.0 mi from trailhead. Comment
  HSC15356  Calochortus superbus R. C. Sanford 1965-5-1 28 Tehama 18 mi. E of Red Bluff on Hwy. 36 457 Comment
  RSA49232  Calochortus superbus Philip A. Munz 1949-5-14 13196 Tehama 5 miles N of Red Bluff Comment
  RSA17440  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  CAS-BOT-BC175774  Caltha leptosepala Jeanne Janish; Carl Janish 1938-9-6 s.n. Tehama At shore of Summit Lake, Lassen National Park 2042 Comment
  CAS-BOT-BC175784  Caltha leptosepala John Thomas Howell 1960-8-21 36298 Tehama Bluff Falls. Near Lassen Volcanic National Park 1981 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
  CHSC31249  Calycadenia fremontii Larry Berti 1980-5-5 1027 Tehama Ca. 2 miles from the junction of Jelly's Ferry Rd. and Manton Rd. on Manton Rd. Comment
  CHSC77721  Calycadenia fremontii B. Castro; L. P. Janeway, C. Warren 1999-6-8 962 Tehama About 20 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Cracker Canyon. 347 Comment
  JEPS20238  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama plateau ne of Red Bluff Comment
  CAS-BOT-BC273401  Calycadenia fremontii H. M. Hall 1930-9-26 12899 Tehama 2 miles south of Proberta Comment
  UC1971682  Calycadenia fremontii G. D. Carr 1974-6-27 767 Tehama SW of Red Bluff, 1.2 mi W of Mt Rd [sic] on Colyear Spr. Rd Comment
  UCD129766  Calycadenia fremontii R. L. Carr 1978-7-7 2117 Tehama Los Molinos, 300 yards south of road between Los Molinos and Tehama, Sacramento River. 64 Comment
  CDA10577  Calycadenia pauciflora L. Ahart 2004-6-11 11015 Tehama Along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CDA10578  Calycadenia pauciflora L. Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC80586  Calycadenia pauciflora Lowell Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS106298  Calycadenia pauciflora Lowell Ahart 2004-6-11 11015 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 543 Comment
  UC1299280  Calycadenia pauciflora Freed W. Hoffman 1950-6-30 3534 Tehama w of Paskenta; North Coast Ranges Comment
  UC1876254  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 mi W of Mountain Rd of Colyear Springs Rd. 365 Comment
  UC1876257  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 mi NW of Paskenta on Toomes Camp Rd. 685 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
  UCD129852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Highway 36 on Tedoc Road. 426 Comment
  UCD80044  Calycadenia truncata CNPS SN Foothill Team 2005-6-29 SNNR 0374 b Tehama USFS Lassen National Forest, on a rocky ridgetop west of Steep Hollow. 1023 Comment
  CHSC117170  Calycanthus occidentalis Lowell Ahart; John Dittes 2016-6-22 21031 Tehama At 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. 911 Comment
  CHSC115780  Calyptridium monospermum Lowell Ahart; John Dittes 2015-8-5 20467 Tehama East side 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
  CHSC94365  Calyptridium monospermum Lowell Ahart 2006-7-19 13013 Tehama Open meadow area west of the dirt road, just east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110132  Calyptridium monospermum Lowell Ahart 2006-7-19 13013 Tehama Open meadow area west of the dirt road, just east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS124015  Calyptridium monospermum Lowell Ahart, John Dittes 2015-8-5 20467 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  JEPS96741  Calyptridium quadripetalum Dean W. Taylor 1997-6-27 16105 Tehama Pepperwood Spring; Raglin Ridge Road, Mendocino National Forest 853 Comment
  JEPS105614  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek 1062 Comment
  CHSC95068  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8707 Tehama High Cascade Range. North slope ridge off the norther tip of Cohasset Ridge, about 1.0 km southeast of Devils Den. 1170 Comment
  CHSC84670  Calystegia occidentalis subsp. occidentalis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 333 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In the middle of the trailhead. Along roads and trails here. 978 Comment
  JEPS100232  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 2002-7-1 18211 Tehama Judd Creek, ca. 1 mile South of Lyman Springs 1005 Comment
  UC1731248  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 1997-6-18 16082 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36. USGS Finley Butte 7.5' Quad. Comment
  UC2031425  Calystegia occidentalis subsp. occidentalis Barbara Ertter with Brad Olson 1993-5-15 11768 Tehama Mendocino National Forest, SW Tehama Co.: Round Valley Road (M-4) ca 6 air miles SW of Paskenta Comment
  CHSC48301  Calystegia occidentalis subsp. occidentalis Vernon Oswald 1984-6-19 1302 Tehama Windy Cut lookout on Hwy 32, 11.4 mi n of the Tehama-Butte County line. 1121 Comment
  CHSC110722  Calystegia occidentalis var. tomentella Dean Wm. Taylor; Robin Falscheer, T. Engstrom et al. 2010-6-23 20894 b Tehama Highway 36, 1 mile west from Lassen Lodge, north side of the highway near the junction with Little Giant Mill Road 1158 Comment
  JEPS109409  Calystegia occidentalis var. tomentella D. W. Taylor 2010-6-23 20894 b Tehama Hwy 36 1 mile W from Lassen Lodge, N side of highway near junction with Little Giant Mill Road. Comment
  HSC16526  Camissonia graciliflora J. Heywood, D. H. Norris 1968-3-31 1853 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC80666  Camissoniopsis hirtella Lowell Ahart 2001-6-8 8781 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS102411  Camissoniopsis hirtella Lowell Ahart 2001-6-8 8781 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  SD211575  Campanula prenanthoides Barbara Ertter, Brad Olson 1991-7-5 10340 Tehama Twin Springs watertank, Raglin Ridge Road 5.7 miles above North Fork Elder Creek crossing, circa 25 airmiles Southwest of Red Bluff. 1250 Comment
  CHSC67194  Capsella bursa-pastoris James D. Jokerst 1981-2-23 1239 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  CHSC81924  Carex amplifolia L. P. Janeway 2001-7-25 7390 Tehama High Cascade Range. In bend on north side of Deer Creek, about 150 m southwest of Slate Creek; between Hwy 32 and the creek. 1294 Comment
  UC1598404  Carex amplifolia Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4425 Tehama near Lassen Volcanic N.P. Science Center (near Mineral); Lassen National Forest Comment
  UC55224  Carex angustata H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4347 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC63229  Carex bolanderi Lowell Ahart 1994-7-24 7515 Tehama On the sides of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  CAS-BOT-BC19663  Carex brainerdii L. P. Janeway; Gary Benson; R. Harrison 1984-9-17 1158 A Tehama On slope above Dead Horse Creek. 1493 Comment
  CHSC53654  Carex brainerdii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-27 1098 A Tehama On side of ridge above Alder Cr. 1487 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-BC19987  Carex feta John Thomas Howell 1960-8-20 36219 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  CHSC115793  Carex feta Lowell Ahart; John Dittes 2015-8-5 20477 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
  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
  UC2015875  Carex feta Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4422 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. 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
  CHSC76845  Carex fracta L. P. Janeway; B. Castro 1999-8-22 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  CHSC78725  Carex fracta L. P. Janeway; B. Castro 2000-6-11 6798 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge, along Raglin Road. 1207 Comment
  JEPS102249  Carex fracta L. P. Janeway 2001-7-29 7399 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC83713  Carex heteroneura var. heteroneura L. P. Janeway 2001-6-24 7227 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. 1652 Comment
  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
  CAS-BOT-BC7619  Carex interior F. Ehrendorfer 1959-6-22 s.n. Tehama North Coast Ranges above Paskenta. 1859 Comment
  CHSC106690  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 Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  UC1950416  Carex jonesii Barbara Ertter with 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 Comment
  SEINET10710010  Carex jonesii David Castaner 1984-5-28 Castaner 8060 Tehama Along Highway 36 Gurnsey Creek. Comment
  SEINET7563144 Image available Carex jonesii David Castaner 1984-5-28 8060 Tehama Along Highway 36, Gurnsey Creek. Comment
  CHSC106694  Carex lenticularis var. impressa Barbara Ertter; Brad Olson 1991-7-6 10424 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
  HSC82165  Carex luzulina Thomas W. Nelson, Jane Nelson 1979-6-25 4919 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC31672  Carex luzulina var. ablata John Thomas Howell 1960-8-18 36079 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC31673  Carex luzulina var. ablata John Thomas Howell 1961-6-20 36578 Tehama Bluff Falls. 1981 Comment
  CHSC88460  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
  JEPS63579  Carex multicaulis W. L. Jepson 1927-6-20 12261 Tehama travelling easterly about 1 mi below summit of Battle Creek grade 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
  SEINET13710845  Carex multicaulis Lowell William Ahart, Lowell William Ahart 2001-1 8869 Tehama Near Ike Dye Hill, 2 Mi. W Hwy 32, W of Soda Springs Campground, about 3 Mi. W Butte Meadows (T26N, R3E, sec 22, SE 1/4) 4400 Ft. 1341 Comment
  CAS-BOT-BC119656  Carex neurophora Philip Alexander Munz 1951-7-25 16879 Tehama 1 mi E of Square Lake, N base of S Yolla Bolly Mt. 2133 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
  JEPS106383  Carex nudata Lowell Ahart 2004-6-11 11022 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
  CHSC109972  Carex serratodens Peter F. Zika; Julie Nelson 2011-7-5 25525 Tehama Forest Road 45, W side of Rat Trap Ridge, 3.5 air miles ENE of Black Rock Lake. North Coast Range Highlands (NCoRH). 1660 Comment
  JEPS102253  Carex serratodens L. P. Janeway 2000-4-21 6672 Tehama High Cascade Range. On north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  CHSC115835  Carex simulata Lowell Ahart; John Dittes 2015-8-6 20504 Tehama On the south side of small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC106120  Carex subfusca L. P. Janeway 2010-9-12 10208 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below road M2. On west side of the willow and dogwood thicket along the spring. 1750 Comment
  CHSC83711  Carex subfusca L. P. Janeway 2001-6-24 7228 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. 1652 Comment
  CHSC88486  Carex subfusca L. P. Janeway 2001-6-10 7138 Tehama High North Coast Ranges. At spring on wet side of Tedoc Gap. 1340 Comment
  SEINET4292265 Image available Carex subfusca Unknown 2001-1 7145 Tehama Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. North Yolla Bolly quad (1:25,000). High North Coast Ranges. Comment
  UCD169415  Carex subfusca L. P. Janeway 2001-6-10 7145 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  SEINET10946389  Carex vulpinoidea Vernon H. Oswald, Lowell Ahart 1995-7-31 Oswald 7162 Tehama T29N R1W NW1/4 Sec. 5, Cascade Range Foothills, Blue Oak Woodland. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). Tufted sedge in moist soil near a marshy drainage. 335 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
  SEINET7580520 Image available Carex whitneyi Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CAS-BOT-BC249580  Castilleja applegatei subsp. pinetorum H. F. Copeland 1920-7-17 90 Tehama On Butt Mt. 1828 Comment
  JEPS76658  Castilleja applegatei subsp. pinetorum L. R. Heckard 1972-6-17 2966 Tehama w slope Tedoc Mt. 1310 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
  CAS-BOT-BC243738  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-5 4380 Tehama Hy 32, Deer Creek Rd. to Chico from Chester Comment
  CHSC41101  Castilleja attenuata Pauleen Broyles 1982-4-28 466 Tehama Ca 300 m south of Lassen Road in east pasture. 68 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
  CHSC88852  Castilleja attenuata A. Peterson 2003-4-17 40 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  CHSC77382  Castilleja foliolosa L. P. Janeway; B. Castro 1999-6-10 6461 Tehama North side of Dry Creek about 1.7 mi west of Red Bank Creek, on the west slope of the 'Water Gap. 316 Comment
  CHSC49014  Castilleja lacera Vernon Oswald 1984-7-16 1592 Tehama W end of Wilson Lake located ca. 8 mi e of mineral. 1609 Comment
  RSA755198  Castilleja lacera L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CAS-BOT-BC251926  Castilleja lemmonii Blanche Clear 1940-7-24 s.n. Tehama Summit Lake. Lassen Volcanic Park Comment
  JEPS17593  Castilleja miniata Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5307 Tehama about 1 mi e Ovenlid (on e flank, at Somerset's); North Coast Ranges, Mendocino National Forest 1767 Comment
  CHSC78904  Castilleja rubicundula subsp. lithospermoides Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  CHSC55403  Ceanothus X flexilis Laurie L. Gordon 1991-4-22 20 Tehama 0.2 mi south of Digger Creek. 731 Comment
  JEPS109959  Ceanothus arcuatus Dean W. Taylor 2007-7-23 20104 Tehama Digger Butte (4 air miles E of Manton) 1103 Comment
  SBBG4138  Ceanothus cordulatus H. and M. Dearing 1938-7-23 2110 Tehama Deer Crk Comment
  RSA25627  Ceanothus cuneatus Carl B. Wolf 1941-7-23 11058 Tehama Red bluff- Susanville road ( Hwy 36) 10 miles E of Paynes Creek. 1006 Comment
  UCD123867  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-5-1 902 e Tehama At roadside 5.5 road miles (8.8 km) west of Paskenta (measured from intersection of Tooms Camp Road and Round Valley Road) via Tooms Camp Road and CR 122, 6.51 km 270 deg. (True) W of Paskenta. 520 Comment
  RSA700507  Ceanothus integerrimus var. macrothyrsus L. P. Janeway 2001-6-15 7178 Tehama High Cascade Range. Above North Fork California Creek, 1.6km north-northwest of Colby Mountain, between roads 27N12 and 27N06. 1402 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
  RSA755232  Ceanothus jepsonii var. albiflorus Dylan O. Burge 2007-5-1 DOB 900 c Tehama Mendocino National Forest: at roadside 12.5 road miles W of Paskenta (measured from intersection of Toom's Camp Road and Round Valley Road) via Toom's Camp Road, CR 122, FR 25N01, and FR M2., Adjacent to landing area near the intersection of FR M2 and access road for radio towers on Round Mountain, 11.9 km 288 degrees true WNW of Paskenta. 1200 Comment
  UC1052841  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama 1/4 mi s Hwy 36 (on Pattymocus Trail.); Quad. 31-B-4 762 Comment
  HSC18317  Ceanothus prostratus W. R. Rogers 1965-5-3 37 Tehama 10 mi W of the town of Mineral on Hwy. 36 Comment
  UCR123529  Ceanothus prostratus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6888 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
  RSA21522  Ceanothus prostratus var. occidentalis Carl B. Wolf 1937-5-17 8708 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  CHSC102471  Centaurea melitensis L. P. Janeway 2009-6-21 9822 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  CHSC105934  Centaurea melitensis Lowell Ahart; John Dittes 2010-7-17 18856 Tehama Near the fence, near brush piles, 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
  CHSC113318  Centaurea melitensis Lowell Ahart; John Dittes 2014-5-17 19510 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
  CHSC66183  Centaurea melitensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7717 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.5 mi downstream from old bridge site. 100 Comment
  CHSC68695  Centaurea melitensis Vernon H. Oswald; Lowell Ahart 1997-5-14 8451 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. 920 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
  CHSC66555  Centaurea solstitialis Vernon H. Oswald; Lowell Ahart 1996-7-8 7974 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. At the NE end of the parcel. 195 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
  SEINET8111602 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201509 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8853573 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201518 , RB201519, RB201520, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CDA38374  Centaurium tenuiflorum L. Ahart, John Dittes 2003-6-11 10243 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
  JEPS99026  Centaurium trichanthum Vernon H. Oswald and Lowell Ahart 1998-10-27 9678 Tehama W of Paskenta (Nomalaki Trail at first small drainage beween Mud Flat Road and China Gulch) 609 Comment
  RSA21637  Centaurium venustum Carl B. Wolf 1937-6-13 8791 Tehama Inner North Coast Range. Red Bluff - Eureka Road, four miles east of Rosewood. 256 Comment
  JEPS15246  Centromadia fitchii Rimo Bacigalupi with J. R. Sweeney and George Bacigalupi Jr. 1953-8-29 4338 Tehama 1 1/2 mi e Corning (on road to Vina); Sacramento Valley 91 Comment
  UC1618411  Centromadia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 mi sw of Paskenta (on road over Mendocino Pass to Round Valley, 2.3 mi sw of Newville Road jct) Comment
  UC1586614  Centunculus minimus Vernon H. Oswald and Lowell Ahart 1991-5-9 4569 Tehama 1.5 mi ne of the Bend Bridge over Sacramento River (6.5 mi nne of Red Bluff, at sw corner of the large impoundment at the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC115553  Cerastium fontanum subsp. vulgare Lowell Ahart; John Dittes 2015-8-5 20433 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
  CAS-BOT-BC207381  Cercis occidentalis Doris Kildale Gillespie 1930-5-9 9279 Tehama 12 miles W of Paynes Creek on Susanville Road. 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
  JEPS108847  Cercis occidentalis Lowell Ahart 2006-5-5 12580 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 561 Comment
  RSA21600  Cercis occidentalis Carl B. Wolf 1937-9-14 3092 Tehama Summit of grade from Weaverville to Junction City. 1067 Comment
  UC1127825  Cercocarpus betuloides var. betuloides P. L. Johannsen 1936-8-26 997 Tehama 1 1/4 mi nw of Junction Rattlesnake and Deer Creek (Lassen National Forest); Lassen National Forest 1097 Comment
  RSA261541  Chaenactis carphoclinia J. M. Tucker, L. K. Mann 1959-7-19 3545 Tehama At summit. S Yolla Bolly Mtn. 2466 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
  HSC71857  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5799 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  CAS-BOT-BC276495  Chaenactis douglasii var. douglasii H. F. Copeland 1920-7-7 86 Tehama On Butt Mountain 1828 Comment
  JEPS94340  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald and Lowell Ahart 1997-5-14 8454 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)19.5 mi s of Plum Creek Road); Ponderosa Way 725 Comment
  SEINET8734826 Image available Chaenactis glabriuscula var. heterocarpha Helen K. Scharsmith 1954-6-24 4346 Tehama Mendocino National Forest, southwest ridge leading to Eagle Peak, one mile below summit 1067 Comment
  CAS-BOT-BC277785  Chaenactis nevadensis John Thomas Howell 1960-8-19 36195 Tehama Lassen Volcanic National Park. Summit ridge of Brokeoff Mt. 2804 Comment
  CHSC40811  Chamaesyce glyptosperma Pauleen Broyles 1982-7-2 774 Tehama The Nature Conservancy Vina Plains Preserve. Near culvert on Hwy 99 where it crosses irrigation ditch ca. 300 m. s of juct. Hwy 99 and Lassen Road. 66 Comment
  CHSC14114  Chamaesyce hooveri F. T. Griggs 1973-8-7 Tehama 16 miles north of Chico; 200 meters s of Lassen Road 1/4 mile e of Hwy 99E. At the bottom of an ephemeral pond. Comment
  CHSC52640  Chamaesyce hooveri R. D. Stone 1986-7-19 760 Tehama Central Valley. (Township/Range continues: and S29 NW1/4 of NE1/4). TNC Vina Plains Preserve, W pasture 0.1 miles S of Lassen Road and 0.6 miles E of its intersection with Highway 99. Vernal pool. 68 Comment
  CHSC52651  Chamaesyce hooveri R. D. Stone; R. E. Buck 1987-8-3 830 Tehama Central Valley. Vina Plains, 1.9 miles SSW of the intersection of Highway 99 and Rowles Road, 0.2 miles N of the Tehama-Butte county line. Vernal pool. 57 Comment
  JEPS83920  Chamaesyce hooveri R. D. Stone 1986-7-24 785 Tehama 1.1 mi sse intersection of Hwy 99 and Rowles Rd (0.3 mi sw of Hwy 99); Vina Plains 62 Comment
  JEPS83939  Chamaesyce hooveri R. D. Stone 1986-7-24 787 Tehama 1.3 mi sse intersection of Hwy 99 and Rowles Rd (0.55 mi sw of Hwy 99); Vina Plains 60 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
  CHSC77332  Chamaesyce maculata L. P. Janeway; B. Castro 1999-6-21 6476 Tehama Along South Fork Cottonwood Creek between. 329 Comment
  UC1731142  Chamaesyce maculata Dean W. Taylor 1993-10-17 14084 Tehama 4 mi sw of Paskenta; Round Valley Road; Round Valley Road 0.5 miles W from junction Newville Road (ca. 4 mi SW of Paskenta 274 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
  CHSC66564  Chamaesyce ocellata subsp. ocellata Vernon H. Oswald; Lowell Ahart 1996-7-8 7951 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Throughout the parcel (collected in savanna at the NE corner of the parcel). 201 Comment
  CHSC76752  Chamaesyce ocellata subsp. rattanii J. Marr; H. West, C. Warren 1998-7-3 Tehama About 20 air miles W of Red Bluff, vicinity of Dry Creek W of the 'water gap. 310 Comment
  JEPS16770  Chamaesyce ocellata subsp. rattanii Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4341 Tehama 3.5 mi w Paynes Creek Station (4.5 mi e of Dales, small grade along State Hwy 36, above Paynes Creek Canyon) 396 Comment
  JEPS91381  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1993-10-17 14080 Tehama Valentine Ridge, along Coolyear Springs Road (Forest Road 25N01) 1 mi E of junction with Raglin Ridge road (Forest Road 25N02) (ca. 11 mi NW of Paskenta 518 Comment
  UC1731137  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Toomes Camp Rd. ca. 5.3 mi. w. Paskenta; N. Coast Ranges 518 Comment
  CHSC86999  Chamaesyce serpillifolia subsp. serpillifolia Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  JEPS121183  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC95196  Cheilanthes gracillima R. D. Fischer 2004-5-30 833 Tehama Sierra Nevada range, off Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. UTM: 10617775E, 4447032N. 879 Comment
  JEPS127261  Cheilanthes gracillima Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20700 Tehama About 2 miles by trail to Highway 32. 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
  CHSC59084  Chenopodium pratericola Vernon H. Oswald 1992-8-19 5156 .1 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 Comment
  CDA1895  Chloris virgata T. C. Fuller 1963-8-26 11151 Tehama East side of Hwy 99E to Chico, at road junction with road to Corning, 0.5 miles south of road to Vina. 0 Comment
  CHSC66589  Chloris virgata Vernon H. Oswald; Lowell Ahart 1996-7-8 7990 Tehama Cascade Range Foothills. Hwy. 36 NE of Red Bluff near Hog Lake. On the E edge of Hwy. 36 ca. 0.7 mi SW of the parking lot at Hog Lake Plateau. 274 Comment
  UC1950235  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  CAS-BOT-BC498635  Chlorogalum angustifolium Alice Eastwood; John Thomas Howell 1934-4-21 1848 Tehama Between Red Bluff and Paynes Creek Comment
  CDA39321  Chlorogalum angustifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2662 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  JEPS105874  Chorizanthe membranacea Lowell Ahart 2004-4-29 10781 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 523 Comment
  CHSC46789  Chorizanthe polygonoides R. Schlising 1986-5-3 4482 Tehama Vina Plains Preserve, about 15 mi n of Chico on Hwy 99. 60 Comment
  SEINET7073566  Chorizanthe polygonoides A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  CHSC84680  Chorizanthe polygonoides var. polygonoides Samantha Mackey Hillaire; Brian Elliott 2003-5-31 328 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. On the open 'parking lot' at the trailhead. 978 Comment
  CHSC27571  Cicendia quadrangularis Robert Schlising 1978-4-18 3222 Tehama S. Tehama County; vernal pond 0.5 mi NE of jct Lenninger-Lassen Road with Hwy 99 (which is 1.5 mi N of Butte Co. line on Hwy 99). Comment
  CHSC64547  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-3 6590 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered plants in moist soil along the intermittent stream on the s edge of the basalt ridge at the w boundary. 195 Comment
  CHSC64625  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-17 6673 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of a drying wetland between the reserve fence and Manton Rd. e of the borrow pit. 213 Comment
  CHSC65738  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1996-4-3 7290 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC68977  Cinna latifolia Vernon Oswald; Lowell Ahart 1997-7-7 8700 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  SBBG119889  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama near dry meadow just W of dirt rd, ca. 150 yds E of Colby Crk, ca. 5 air mi NE of Butte Meadows; T26N R4E S11, NE/4 1525 Comment
  RSA712898  Cirsium arvense David W. Isle, Mike VanDame 1999-8-11 1240 Tehama West end of Slanes Flat near cabin site 1643 Comment
  CAS-BOT-BC278070  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC25918  Cirsium douglasii var. breweri R. A. Schlising 1977-8-6 Tehama 7.5 mi ne of Potato Patch Campground, Deer Creek. 1066 Comment
  CHSC102489  Cirsium occidentale var. venustum L. P. Janeway 2009-6-21 9825 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 1.6 road km east of Ishi Road. 701 Comment
  UC1619982  Cirsium occidentale var. venustum Barbara Ertter, Brad Olson 1991-7-6 10450 Tehama Toomes Camp Rd. (M22) 15.6 mi. from Paskenta (2.5 mi. e. Forest Glade/Three Prong junction, ca. 28 airmiles w. of Corning, e. side Tatham Ridge overlooking valley); Tatham Ridge 1432 Comment
  CAS-BOT-BC286477  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 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-BC285743  Cirsium vulgare John Thomas Howell 1960-8-20 36269 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC285742  Cirsium vulgare Hans Leschke 1960-8-8 1735 Tehama Lassen Volcanic National Park. Near the Ski Hut 2026 Comment
  CAS-BOT-BC169767  Cistanthe quadripetala Helen K. Sharsmith 1954-6-24 4345 Tehama SW ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest 1066 Comment
  UC1001310  Clarkia Louise Kellogg 1952-7-13 35 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  CDA37983  Clarkia arcuata Vernon H. Oswald & Lowell Ahart 2001-5-7 10023 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC79777  Clarkia arcuata L. P. Janeway; B. Castro 2000-4-22 6676 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock. 264 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
  JEPS112906  Clarkia borealis subsp. arida Dean W. Taylor 1997-6-18 16074 Tehama Laynes Valley Road about 2.5 miles S of Manton Road 441 Comment
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Sep 16 2016
  CHSC41509  Clarkia concinna subsp. concinna R. N. Bowman 1983-6-22 3336 Tehama Ca. 9 miles w of Paskenta on USFS Road No. M4 (23N02). 676 Comment
  CHSC43696  Clarkia concinna subsp. concinna Vernon Oswald 1984-5-30 1215 Tehama Mendocino National Forest, Round Valley Rd. (M4, 23N02), 7.9 mi w of Newville Rd. On a roadcut. 731 Comment
  CHSC64976  Clarkia concinna subsp. concinna Vernon H. Oswald; Lowell Ahart 1995-7-12 7002 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. On roadside banks. 950 Comment
  CHSC78675  Clarkia concinna subsp. concinna L. P. Janeway; B. Castro 2000-6-11 6795 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  CHSC86540  Clarkia concinna subsp. concinna L. P. Janeway 2003-6-14 7835 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  CHSC32838  Clarkia gracilis subsp. gracilis Lora L. Anderson 1981-4-26 19 Tehama Ca. 0.5 mi w of Sacramento River, 1.5 mi from Interstate 5, 4.5 mi n of Red Bluff. 94 Comment
  CHSC66050  Clarkia gracilis subsp. gracilis Vernon H. Oswald; Lowell Ahart 1996-5-6 7516 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope of Paynes Creek Canyon at this location. 167 Comment
  JEPS88103  Clarkia gracilis subsp. gracilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7516 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 167 Comment
  RSA90473  Clarkia gracilis subsp. gracilis Milo S. Baker, H. K. Wagnon 1953-4-26 12552 Tehama 5 miles W of Paskenta 305 Comment
  JEPS1958 Image available Clarkia gracilis subsp. tracyi W. L. Jepson 1932-5-9 16324 Tehama hills n Paskenta; ; Paskenta, Tehama Co. Comment
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Jul 1 2009
  CHSC89851  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-northeast facing steep area. 1000 Comment
  CHSC31336  Clarkia purpurea W. F. Babb 1980-4-26 15 Tehama W side of Leininger Rd. ca. 600 m from its junction with Hwy 99E ca. 25.5 km n of Chico. Comment
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Jul 31 2009
  CHSC86538  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  CHSC86782  Clarkia purpurea subsp. quadrivulnera Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA704017  Clarkia purpurea subsp. quadrivulnera Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 221 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  RSA125978  Clarkia purpurea subsp. quadrivulnera E. K. Balls 1957-5-24 22539 Tehama 3.3 mi. SE from Beegum, along State Highway 36, Red Bluff to Alton. 290 Comment
  UC702927  Clarkia rhomboidea Alice Eastwood, John Thomas Howell 1941-7-9 9749 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  UC1010381  Clarkia rhomboidea Milo S. Baker and H. K. Wagnon 1953-7-12 12905 Tehama above Whitlock Camp 1524 Comment
  CHSC75295  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1999-4-21 9700 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  CHSC115583  Claytonia palustris Lowell Ahart; John Dittes 2015-8-6 20500 Tehama In shallow stream water, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC67280  Claytonia parviflora James D. Jokerst 1983-3-6 1688 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  CAS-BOT-BC233804  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  CAS-BOT-BC233806  Claytonia parviflora subsp. parviflora Doris Kildale Gillespie 1930-5-9 9299 Tehama 18 miles west of Mineral on Susanville Road Comment
  CHSC92933  Claytonia parviflora subsp. parviflora John Dittes; Josephine Guardino 2005-4-13 1065 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS110274  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
  HSC17696  Claytonia perfoliata L. T. Gault 1964-3-28 47 Tehama Los Molinos, South Center St., Los Molinos Park Comment
  SEINET11935021  Claytonia perfoliata Unknown 1983-1 881 Tehama The Nature Conservancy Vina Plains Preserve, at Lassen Rd 63 Comment
  CHSC64361  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald; Lowell Ahart 1995-3-6 6502 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  CHSC89009  Claytonia perfoliata subsp. perfoliata Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  RSA90602  Claytonia rubra Milo S. Baker 1953-5-10 12631 Tehama Logging road W of Paskentia near 10 mile post Comment
  JEPS128422  Claytonia saxosa Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -004 Tehama East slope of Tedoc Mountain, SE Klamath Range, east of Forest Service Road 28N05. Comment
  SBBG1944  Claytonia sibirica H. and M. Dearing 1938-6-22 2091 Tehama Deer Crk Cyn 1371 Comment
  JEPS76667  Collinsia greenei L. R. Heckard 1972-6-17 2957 Tehama Tedoc Mt.; bare serpentine slope on nw side, along new road around w of mountain 1280 Comment
  JEPS95962  Collinsia greenei Vernon H. Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF: T23N R7W SE1/4 NW1/4 Sect. 28, ca. 1900 ft, chaparral, Inner North Coast Ranges 579 Comment
  CHSC55590  Collinsia parviflora K. R. Stern 1986-5-21 8305 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC57000  Collinsia parviflora Steven Triano; Stefani Eiben 1988-5-7 154 Tehama Wet meadow ca 30 ft e of Hwy. 36 and 10.8 mi e of Mineral. 1475 Comment
  JEPS15373  Collinsia rattanii Douglas Barbe 1955-7-17 208 Tehama 1 mi s Tomes Camp (on county rd, w slope, w Tehama Co.) Comment
  CHSC102360  Collinsia sparsiflora var. collina L. P. Janeway 2009-3-28 9664 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
  CHSC55284  Collinsia sparsiflora var. collina L. P. Janeway 1991-4-11 3891 Tehama Upper slope of steep north-facing bluff on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  SBBG6886  Collinsia tinctoria H. and M. Dearing 1938-6-23 2099 Tehama Potato Patch Public Camp, Deer Crk 1051 Comment
  UC1019527  Collinsia torreyi var. latifolia Louise Kellogg 1952-7-9 9 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s of South Yolla Bolly Mountain (Mendocino National Forest, North Coast Ranges); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  JEPS6373  Collinsia torreyi var. latifolia Rimo Bacigalupi & G. T. Robbins 1954-6-26 4639 Tehama 1/9 mi sw Government Flat (beside streamlet, upper, w end of Log Spring Ridge); Mendocino National Forest 1813 Comment
  RSA505369  Collinsia torreyi var. latifolia R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5319 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  UC885606  Collinsia torreyi var. wrightii Alice Eastwood Aug 22 1912-Aug 26 1912 1852 Tehama trail from Morgans Springs to Lassen Butte Lassen Butte; trail from Morgans Springs to Lassen Butte Comment
  UC1076032  Collomia diversifolia Herbert L. Mason 1947-5-18 14793 Tehama w Paskenta; Paskenta Grade Comment
  UC2042794  Collomia grandiflora Barbara Ertter with Brad Olson 1991-7-4 10232 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mil Creek crossing 0.9 m W of Elder Creek/Riley Ridge junction ca. 27 air miles W of Corning. Comment
  CHSC101051  Collomia heterophylla John Dittes; Josephine Guardino 2005-5-11 1102 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC115772  Collomia tinctoria Lowell Ahart; John Dittes 2015-8-5 20471 Tehama East side 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
  JEPS128469  Collomia tinctoria Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -070 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed, Forest Road 27N12. Comment
  UCD158941  Collomia tracyi G. Ledyard Stebbins 1972-6-18 8097 B Tehama Wells Creek, south of Mount Tedoc. (Exact location unknown. Coordinates estimated by label maker.) 853 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
  CHSC10775  Corallorhiza maculata Lowell Ahart 1968-6-2 Tehama Near Lyonsville. 1371 Comment
  JEPS64331  Corallorhiza maculata W. L. Jepson 1927-6-24 12329 Tehama Mineral 1524 Comment
  CHSC68605  Corallorhiza striata Vernon H. Oswald 1997-5-9 8407 Tehama East slope of Deer Creek Canyon at the bridge (8-69) between Potatao Patch and Alder Creek Campgrounds. 1143 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
  JEPS68983  Cordylanthus pringlei G. L. Stebbins 1972-8-18 Tehama ridge w Little Red Mountain (near Pole Corral Gap) 1310 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
  JEPS66512  Cordylanthus tenuis subsp. viscidus L. R. Heckard and T. I. Chuang 1971-8-15 2769 Tehama 1 mi e Lyonsville road junction (on route 36, w of Mineral) 1219 Comment
  HSC6414  Cornus nuttallii S. J. Hawks 1965-5-8 47 Tehama 10 mi. W of Mineral on Hwy. 36 Comment
  JEPS75805  Cornus sericea subsp. sericea Todd and Virginia Keeler-Wolf 1973-9-2 545 Tehama Yolla Bolly Mts., French Cove 1950 Comment
  CAS-BOT-BC210559  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama Along Deer Creek (State Highway 32), Potato Patch Camp Ground, Lassen National Forest Comment
  UC1122802  Cornus sessilis H. S. Yates 1936-8-13 6112 Tehama Campbell Creek Paynes Creek Quad., Campbell Creek Comment
  UC176017  Cornus sessilis Edward and Marguerite Hyatt Jul 30 1914-Aug 20 1914 319 Tehama Deer Creek Comment
  UCD117264  Cornus sessilis Dean W. Taylor 1976-7-7 6027 Tehama Highway 32 in canyon of Deer Cr. Near Alder Cr. Campground approx. 7.8 miles west from jct. with Highway 89. 1173 Comment
  HSC74944  Corylus cornuta subsp. californica J. P. Smith, Thomas W. Nelson 1979-6-24 10165 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  CHSC113922  Crassula aquatica Lowell Ahart 2014-5-8 19445 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  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
  CHSC55088  Crassula saginoides L. P. Janeway 1991-5-11 3954 A Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Refuge. 169 Comment
  UC1001335  Crepis acuminata Louise Kellogg 1952-7-17 78 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat'l. For., Middle Eel-Yolla 2438 Comment
  JEPS15405  Crepis occidentalis Douglas Barbe 1955-7-16 193 Tehama South Yolla Bolly (Mt. Linn); near summit 2407 Comment
  UC1037399  Crepis occidentalis Douglas Barbe 1955-7-22 244 Tehama 3 mi w Oven Lid (on trail to Square Lake, w Tehama Co.) 2072 Comment
  JEPS76679  Crepis pleurocarpa L. R. Heckard 1972-6-17 2959 Tehama Tedoc Mt.; nw side, along new road around w of mountain 1280 Comment
  CHSC14117  Croton setiger F. T. Griggs 1973-8-7 Tehama 16 miles n of Chico. 200 meters s of Lassen Road 1/4 mile e of Hwy. 99E. At the bottom of an ephemeral pond. Comment
  CHSC66503  Crucianella angustifolia Vernon H. Oswald 1996-5-20 7612 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 158 Comment
  JEPS104219  Crucianella angustifolia Lowell Ahart 2003-6-11 10257 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS94335  Crucianella angustifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8450 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  JEPS94763  Crucianella angustifolia Vernon Oswald and Lowell Ahart 1998-5-14 9048 Tehama Highway 36 between Red Bluff and Platina (2.3 mi e of Vestal Road) 274 Comment
  RSA692210  Crucianella angustifolia L. Ahart, J. Dittes 2003-6-11 10257 Tehama On the W 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
  UC1949138  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff Comment
  JEPS120786  Crypsis alopecuroides Lowell Ahart 2013-9-17 19040 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
  CHSC41041  Crypsis schoenoides Pauleen Broyles 1982-6-16 738 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool nne of barn in s pasture. 63 Comment
  CHSC72415  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1998-10-27 9689 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at Dead Rabbit Lake. On the bed of the lake. 542 Comment
  CHSC83076  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  CHSC86021  Crypsis schoenoides Jenny Marr; Caroline Warren 1998-4-15 Tehama Vicinity of upper Salt Creek. 182 Comment
  JEPS121181  Crypsis schoenoides Lowell Ahart 2013-8-2 18979 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC81643  Crypsis vaginiflora Vernon H. Oswald 2001-10-18 10063 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC117167  Cryptantha affinis Lowell Ahart; John Dittes 2016-6-22 21044 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  JEPS102433  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  UC1010379  Cryptantha affinis Milo S. Baker and H. K. Wagnon 1953-7-11 12834 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  CHSC84666  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11631 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, starting at 0.42 miles at a heading of 190 deg. from Rancheria Creek Trailhead. 902 Comment
  UC1042338  Cryptantha crinita Lewis S. Rose 1954-4-26 54034 Tehama 1.5 mi n Red Bluff (flood bed of Dibble Creek); Dibble Creek 94 Comment
  UC1442624  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 6.4 mi n Red Bluff (on gravel bars along Blue Tent Creek (take dirt road branching of McCoy Road)); Blue Tent Creek 150 Comment
  RSA95832  Cryptantha crinita L. S. Rose 1954-4-26 54034 Tehama 1.5 miles N. of Red Bluff, flood bed of Dibble Creek 95 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
  CHSC43467  Cryptantha flaccida Lowell Ahart 1979-4-25 1837 Tehama Along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC70868  Cryptantha flaccida Vernon Oswald; Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. east of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  CHSC77317  Cryptantha flaccida Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC79261  Cryptantha flaccida B. Castro; L. P. Janeway 2000-4-5 1059 Tehama Vicinity of Orland. 106 Comment
  CHSC84258  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10238 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104064  Cryptantha flaccida Lowell Ahart 2003-4-17 10112 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
  JEPS67589  Cryptantha flaccida W. L. Jepson 1932-5-9 16361 Tehama 3-4 mi ne Red Bluff (near Seven Mile Creek) 137 Comment
  JEPS88109  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1996-5-6 7507 Tehama BLM parcel along Hwy 36 ne of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 213 Comment
  JEPS94180  Cryptantha flaccida Vernon Oswald and Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. w. of Newville (2.2 mi. n. of the Glenn-Tehama conty line, 1.9 mi. s. of Round Valley Rd.); Inner N. Coast Ranges 213 Comment
  SEINET3449094  Cryptantha flaccida Lowell Ahart, John Dittes 2003-5-12 10125 Tehama Cottonwood, Cottonwood, about 6 air miles east, Northwest side of poor dirt road just north of the Jelly Ferry Road, 1.3 air miles southwest of Coleman Fish Hatchery 130 Comment
  CHSC80615  Cryptantha hispidula Lowell Ahart 2001-6-8 8764 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC77748  Cryptantha intermedia B. Castro; L. Janeway 1999-5-18 938 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch and Red Bank Creek. 310 Comment
  JEPS67642  Cryptantha intermedia Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road, sw Tehama County) Comment
  CHSC82318  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 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
  UC1037478  Cryptantha muricata Milo S. Baker 1953-5-30 12671 Tehama road from Paskenta to Mendocino National Forest (short distance beyond 5 mi post on logging road) 304 Comment
  RSA0079607  Cryptantha muricata var. muricata E. R. Chandler 1968-5-2 3675 Tehama Ventura County, R33, Ventura River watershed, 5 miles above Wheelers Gorge Campground, near water trough at rest area. 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
  RSA739763  Cryptantha torreyana John Dittes, Josephine Guardino, L. Ahart 2003-8-23 795 Tehama Tehama County 40Y 02 32.64 N, 122Y 50 54.23 W, T25, R9W, undesignated section, S Yolla Bolly 7.5 Quad, High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Swuare Lake. 2136 Comment
  UCR124021  Cryptantha torreyana George K. Helmkamp, E. A. Helmkamp 2001-7-7 6916 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  RSA90796  Cryptantha torreyana Milo S. Baker, H. K. Wagnon 1953-7-12 2844 a Tehama Above Whitlock Camp in open forest along County Road somewhere from 3 miles to 6.1 miles from camp. 1524 Comment
  JEPS126577  Cryptantha torreyana var. torreyana Lowell Ahart, John Dittes 2016-6-22 21025 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  JEPS102660  Cuscuta californica Lowell Ahart 2001-6-8 8771 Tehama Along a small wash, burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  RSA66604  Cuscuta californica P. A. Munz 1951-7-25 16894 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC48367  Cuscuta californica var. breviflora Vernon Oswald 1988-5-12 3305 Tehama M2 (23N01) 6.3 mi (odometer) w of Paskenta. 560 Comment
  CHSC94618  Cuscuta californica var. breviflora Lowell Ahart 2006-11-9 13256 Tehama 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
  CHSC64906  Cuscuta californica var. californica Vernon H. Oswald 1995-6-30 6952 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; between the gate in the fence and Pool 1 s of Inks Creek Rd. 213 Comment
  JEPS116011  Cuscuta californica var. californica Lowell Ahart, Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  SBBG128051  Cuscuta californica var. californica L. Ahart, J. Dittes, J. Guardino 2009-8-27 16312 Tehama W side of pond, on E side of Forest Service Rd 29N25A, Childs Meadows, ca. 2,600 feet S of the intersection of Hwy 36 (89) and Forest Service Rd 29N25A, 2.3 mi NE of the town of Mill Crk, 9.1 mi S of Lassen Pk 1493 Comment
  JEPS96036  Cuscuta campestris Vernon H. Oswald and Lowell Ahart 1996-7-8 7981 Tehama along Paynes Creek at the former bridge site at the W end of the gravel road; BLM parcel along Hwy 36 NE of Red Bluff; Hog Lake Plateau; Cascade Range Foothills 97 Comment
  UCD126291  Cuscuta howelliana F. T. Griggs 1973-6-21 s.n. Tehama Hot Flat Reservoir, along State Highway 36, 13 miles east of Red Bluff. Comment
  HSC95451  Cuscuta occidentalis L. Ahart 2001-6-8 8771 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  UC572569  Cycladenia humilis var. humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi nw Colby Mountain; Lassen National Forest, Paynes Creek Quad. Comment
  CHSC28772  Cymopterus terebinthinus var. californicus J. D. Jokerst 1979-7-16 291 Tehama Lava outcrop at the edge of marshy area s. of Forest Service Trail 3E12, 1.0 mi. W. of trailhead. Turner Mountain. Comment
  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
  CHSC41043  Cynodon dactylon Pauleen Broyles 1982-6-4 697 Tehama The Nature Conservancy Vina Plains Preserve. Ca 1 km s of Lassen Road near an irrigation ditch. 66 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
  UCD73354  Cynoglossum occidentale Chuck Hughes 2008-6-22 45 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  HSC9515  Cynosurus echinatus Larry Berti 1968-6-20 Tehama Red Bluff Comment
  JEPS121179  Cyperus difformis Lowell Ahart 2013-8-2 18980 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CDA34747  Cyperus eragrostis L. Ahart, John Dittes 2010-10-4 17287 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
  CHSC66583  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-7-8 7966 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS95704  Cyperus esculentus Vernon H. Oswald and L. Ahart 1995-7-31 7158 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  CHSC117724  Cyperus esculentus var. leptostachyus Lowell Ahart; John Dittes 2016-8-25 21314 Tehama Low wet depression along a dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC84623  Cyperus flavescens Lowell Ahart; John Dittes 2003-9-17 10594 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
  JEPS120781  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CHSC117702  Cyperus squarrosus Lowell Ahart; John Dittes 2016-8-25 21279 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
  CHSC66509  Cyperus squarrosus Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. In a flood channel along Paynes Creek. 158 Comment
  SBBG12961  Cyperus squarrosus T. L. Secrest 1958-6-29 Tehama Sacramento River at Red Bluff Comment
  CHSC84596  Cyperus strigosus Lowell Ahart; John Dittes 2003-9-17 10596 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  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
  CHSC56997  Darmera peltata Steven Triano 1988-4-17 79 Tehama Along the bank of Big Chico Creek e of Hwy. 32 ca 15.6 mi n of Forest Ranch. 1048 Comment
  CHSC68568  Darmera peltata Vernon H. Oswald 1997-5-9 8410 Tehama Deer Creek Canyon at the bridge (8-69) between Potato Patch and Alder Creek campgrounds. 1143 Comment
  SBBG2730  Darmera peltata H. and M. Dearing 1938-6-21 2060 Tehama Chico Crk, 6 mi N of Loma [Lomo] 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
  CHSC81259  Datisca glomerata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek. 304 Comment
  JEPS105974  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On S edge of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  JEPS88589  Daucus pusillus Vernon H. Oswald and Lowell Ahart 1996-5-20 7564 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (near Hwy. 36 at n. tip of parcel); Cascade Range Foothills 201 Comment
  JEPS97272  Daucus pusillus Vernon H. Oswald and L. Ahart 1995-5-9 6714 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UCSB63852  Daucus pusillus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SE1/4 NE 1/4 Sect. 8; Cascade Range Foothills; near Hwy.36 201 Comment
  UC1001308  Delphinium andersonii Louise Kellogg 1952-7-12 33 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  HSC73415  Delphinium hesperium subsp. pallescens Robert Kirkpatrick, Doug Renwick 1981-5-10 132 Tehama 20 mi. E of Harrison Gulch on Hwy. 36 2439 Comment
  CAS-BOT-BC9910  Delphinium nudicaule Ira L. Wiggins 1925-3-26 1547 Tehama Above the gorge on Mill Creek. Comment
  CHSC88836  Delphinium nudicaule Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 200 yds south of Rock Wall on Powerline Road, on hillside. UTM: 10 0591836 E, 4446539 N. 587 Comment
  JEPS94166  Delphinium patens subsp. patens Vernon Oswald and Lowell Ahart 1998-4-27 8962 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36) 256 Comment
  CHSC90902  Delphinium variegatum Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5434 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CHSC9264  Delphinium variegatum D. C. Burns 1971-3-21 104 Tehama On s side of Lassen rd. ca. .7 mi e of intersection of highway 99E and Lassen Rd. 91 Comment
  UCD96666  Delphinium variegatum A. A. Heller 1916-4-20 12329 Tehama 3 miles N of Red Bluff. Comment
  UCD96613  Delphinium variegatum Joseph M. DiTomaso 1976-3-28 370 Tehama 1.5 miles north of Butte County line on Highway 99.; vernal pool area, open field. 112 Comment
  CHSC35302  Delphinium variegatum subsp. variegatum J. D. Jokerst; R. A. Schlising 1982-3-18 1513 Tehama Ca 1/2 mi W of Hwy 99, 1.0 mi NW of Broyles Rd. 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
  CHSC48692  Delphinium variegatum subsp. variegatum Vernon Oswald 1986-3-6 1046 Tehama Newville (or Garland) Rd., 0.3 mi n of the Glenn-Tehama line. 198 Comment
  JEPS23332  Delphinium variegatum subsp. variegatum W. L. Jepson 1899-4-25 Tehama Rosewood; w Tehama Co. Comment
  UC614384  Delphinium variegatum subsp. variegatum Lincoln Constance, J. L. Morrison 1938-5-1 2179 Tehama Paskenta, Inner North Coast Ranges. 304 Comment
  CHSC118388  Delphinium variegatum subsp. variegatum Tim Kask 2015-5-6 250 Tehama Antelope Creek, 'McClure Trail'. 10T 0599269/44584417 650 Comment
  CHSC87638  Deschampsia danthonioides Lowell Ahart 2004-4-29 10796 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
  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
  JEPS110282  Deschampsia elongata Lowell Ahart 2006-7-19 13050 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
  SEINET191121 Image available Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama One mile S of jct of Rte 32 & 36; 13 miles W of Chester 1524 Comment
  CHSC68942  Descurainia incana Vernon Oswald; Lowell Ahart 1997-7-7 8679 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Near the lookout. 2057 Comment
  JEPS9569  Dicentra formosa Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UC1362286  Dicentra formosa Kingsley R. Stern 1964-6-24 2121 Tehama ca 0.5 mi e Mineral (Mineral campground) 594 Comment
  RSA66682  Dicentra formosa subsp. formosa P. A. Munz 1951-7-26 16945 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  JEPS16229  Dicentra uniflora Joseph Grinnell with Mary E. Grinnell 1927-5-16 Tehama woods at edge Battle Creek Meadow 1463 Comment
  JEPS104175  Dichanthelium acuminatum subsp. fasciculatum Lowell Ahart 2003-6-11 10274 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
  UC1732949  Dichelostemma capitatum Kay H. Beach, Frank Gould 1940-5-16 641 Tehama vicinity of Red Bluff Comment
  CHSC4253  Dichelostemma capitatum subsp. capitatum D. F. Johnson 1967-3-9 17 Tehama Ca. 100 yds. North of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  HSC31881  Dichelostemma multiflorum Thomas E. Higley 1974-5-5 95 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 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
  CHSC30002  Diplacus kelloggii John Griffith 1980-4-23 36 Tehama Ponderosa Way 1.8 mi n of Deer Creek. 658 Comment
  CHSC88860  Diplacus kelloggii Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek, upper slab crossing. 5 yds from Ishi Rd. UTM: 10 0594961 E, 4454220 N. 551 Comment
  CAS-BOT-BC153498  Diplacus layneae Milo S. Baker; H. K. Wagnon 1953-5-10 12621 Tehama Logging rd West of Paskenta, near 10 mi. post Comment
  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-BC151453  Diplacus nanus James R. Shevock 1985-6-22 11236 Tehama Mendocino National Forest, along forest road M-2, just north of Government Flat Campground - Northern Coast Ranges 1752 Comment
  CHSC64996  Diplacus nanus Vernon H. Oswald; Lowell Ahart 1995-7-12 7044 Tehama W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CAS-BOT-BC151452  Diplacus nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2346 Comment
  CAS-BOT-BC151455  Diplacus nanus Alice Eastwood; John Thomas Howell 1941-7-9 9791 Tehama Government Flat Comment
  CHSC68974  Disporum hookeri Vernon Oswald; Lowell Ahart 1997-7-7 8698 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC115815  Dodecatheon alpinum Lowell Ahart; John Dittes 2015-8-6 20507 Tehama About 100 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
  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
  SEINET12332641  Dopatrium junceum Unknown 1982-1 809 Tehama The Nature Conservancy Vina Plains Preserve, ca 100 m S of Lassen Rd 66 Comment
  CHSC54005  Downingia bicornuta var. bicornuta Vernon H. Oswald; Lowell Ahart 1991-5-9 4558 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  UC764502  Downingia bicornuta var. bicornuta R. F. Hoover 1936-5-21 1175 Tehama 5 mi s Cottonwood Comment
  JEPS105161  Downingia pusilla Dean W. Taylor 1995-4-28 14850 Tehama Stony Creek, vernal pool area north of Roger Road (ca. 10 air miles SW of Corning) 106 Comment
  JEPS90707  Downingia pusilla Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer 1987-4-23 8934 Tehama 0.3 mi w Paskenta [Road] (approx. 3.5 mi w of Interstate 5 and 10 mi se of Red Bluff, w of Gerber 7 1/2 quadrangle); Sacramento Valley, Oat Creek 103 Comment
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Apr 10 2009
  UCD115568  Draba verna R. N. Raynor; W. S. Ball 1940-4-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  CHSC67200  Draba verna var. aestivalis James D. Jokerst 1981-2-23 1233 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Adjacent to Pine Creek. Comment
  CHSC115784  Drosera rotundifolia Lowell Ahart; John Dittes 2015-8-6 20503 Tehama About 100 yards east of the sping, east of the cam ... Field redacted by CHSC, contact the data manager for more information 1498 Comment
  CHSC78974  Dysphania ambrosioides Vernon H. Oswald 2000-10-14 9980 Tehama Black Butte Rd. 0.5 mi south of County Rd A9 (Corning-Paskenta Rd). 109 Comment
  CHSC83096  Dysphania ambrosioides Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  CHSC54864  Dysphania botrys Vernon H. Oswald 1991-9-1 4857 Tehama Lassen Volcanic Park. Lasen Hwy (Hwy 89) just inside the south park boundary. 1999 Comment
  CHSC66191  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .2 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC92782  Dysphania botrys John Dittes; Josephine Guardino 2005-5-11 1104 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
  HSC93240  Dysphania chilensis Vernon H. Oswald, L. Ahart 1996-9-4 8261 Tehama BLM Parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  JEPS124011  Dysphania pumilio Lowell Ahart, John Dittes 2015-8-5 20458 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CDA32979  Echinochloa colona Metcalf 1979-7-2 Tehama Proberta; near Willow Creek, 1/2 mile east of I-5 0 Comment
  SEINET10564132  Echinochloa crus-galli Virginia E. Long 1931-8-14 Long 102 a Tehama Corning, Abundant in drainage ditch along highway. Common in rice fields. 79 Comment
  SEINET10863764  Echinochloa crus-galli Virginia E. Long 1931-8-14 Long 102 a Tehama In ditch along highway. Near Sacramento Valley rice fields, north of Corning. Comment
  CAS-BOT-BC197246  Echinochloa muricata John Thomas Howell 1960-8-20 36267 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC107240  Elatine californica Lowell Ahart; John Dittes 2011-6-9 17448 Tehama Rio De Los Molinos Land Grant. In shallow water or on wet bare sandy soil, bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC116164  Elatine californica Lowell Ahart; John Dittes 2015-6-22 20264 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC115556  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20411 Tehama Northwest strand of Wilson Lake, east of County Road 769, 2.05 air-miles north-northeast of Gurnsey Creek Compground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  JEPS104428  Eleocharis flavescens var. flavescens Lowell Ahart 2003-9-17 10600 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
  CHSC111137  Eleocharis macrostachya Lowell Ahart 2012-6-2 18150 Tehama In a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  UCD80270  Eleocharis montevidensis CNPS SN Foothill Team 2005-6-7 SNNR 0214 a Tehama TNC, located in the Dye Creek Preserve in the drainage between Speagle Ridge and Willow Tree Ridge. 455 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
  JEPS19322  Eleocharis parishii W. L. Jepson 1929-9-27 15282 Tehama Manton 853 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
  JEPS88571  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-6-3 7711 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek 0.5 mi downstream from old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  CHSC6712  Elymus caput-medusae B. Anthony 1968-4-11 450 Tehama Rest stop on Interstate Hwy. 5 North, 11 miles S. of Cottonwood. Comment
  CHSC96792  Elymus caput-medusae Lowell Ahart 2007-5-8 13759 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
  UCD61528  Elymus elymoides R. Tofsrud 1949-5-29 Tehama Diamond Range. Comment
  HSC74862  Elymus elymoides var. elymoides J. P. Smith, Thomas W. Nelson 1978-7-22 10021 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  HSC1784  Elymus glaucus Larry Berti 1969-5-9 89 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC9720  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama Paine's Creek, 2l miles W of Mineral Comment
  UC1131681  Elymus glaucus H. S. Yates 1936-8-12 6096 Tehama 2 mi w Mineral Summit Comment
  UCD61816  Elymus glaucus J. M. Tucker; L. K. Mann 1959-7-18 3535 Tehama South Yolla Bolly Mountain. 1920 Comment
  CAS-BOT-BC203407  Elymus glaucus subsp. glaucus W. B. Cooke; V. G. Cooke 1962-8-14 33477 Tehama Openings along Broke-Off Mountain Trail, Lassen Volcanic National Park Comment
  HSC74823  Elymus lanceolatus subsp. lanceolatus J. P. Smith, Thomas W. Nelson 1978-7-22 10011 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CHSC65285  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1995-6-13 6864 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the fence e of the Old Hwy. Pool. 219 Comment
  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
  HSC95530  Elymus trachycaulus subsp. trachycaulus L. Ahart 2001-6-8 8809 Tehama W side of Road M2, ~9.0 mi. W of Paskenta 793 Comment
  CHSC75298  Enemion occidentale Vernon H. Oswald; Lowell Ahart 1999-4-21 9694 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. On banks along the trail near the trailhead. 838 Comment
  UCD15029  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 miles east of Ides Cove. 2103 Comment
  POM304453  Epilobium brachycarpum Alice Eastwood, John Thomas Howell 1941-7-9 9840 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC113255  Epilobium campestre Lowell Ahart; John Dittes 2014-5-18 19519 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
  CHSC33641  Epilobium canum subsp. latifolium M. Merryman; R. Banchero 1979-9-7 38 Tehama Ca. 2.2 mi w of Hwy 32 crossing of Deer Creek. Roadside. 1146 Comment
  CHSC81132  Epilobium canum subsp. latifolium Lowell Ahart 2001-8-28 9183 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  CDA38078  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CHSC77770  Epilobium ciliatum subsp. ciliatum Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC107360  Epilobium cleistogamum Lowell Ahart; John Dittes 2011-6-9 17443 Tehama Rio De Los Molinos Land Grant. on the bottom of a small vernal pool, about 50 yards east of a large vernal pool, sand dune area, about 40 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  CHSC41013  Epilobium cleistogamum Pauleen Broyles 1982-6-2 687 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool, nnw of barn in s pasture. 62 Comment
  CHSC43398  Epilobium cleistogamum Lowell Ahart 1978-5-23 1736 Tehama On the bottom of a vernal pool, near the edge of Foothill Road, about 4 miles east of Red Bluff. 67 Comment
  CHSC64822  Epilobium densiflorum Vernon H. Oswald 1995-6-4 6826 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (collected at the sw corner). 213 Comment
  RSA756201  Epilobium densiflorum Barbara Ertter, Brad Olson 1991-7-5 10312 Tehama Metzger Ranch at confluence of Big and Little Crane creeks (= Stiver s Ranch ), about 15 air miles west-northwest of Red Bluff. 213 Comment
  UC505330  Epilobium densiflorum Mrs. H. P. Bracelin 1932-7-23 645 Tehama 21.5 mi w Mineral; Paine's Creek 487 Comment
  UC765026  Epilobium densiflorum Robert F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  UCD80481  Epilobium densiflorum CNPS SN Foothill Team 2005-6-13 SNFN 0378 b Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  CHSC64628  Epilobium foliosum Vernon H. Oswald; Lowell Ahart 1995-4-25 6691 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 n edge of the basalt ridge crossing the nw corner of the reserve. 204 Comment
  RSA66618  Epilobium glaberrimum subsp. fastigiatum P. A. Munz 1951-7-26 16911 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CHSC63223  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  CHSC65061  Epilobium hallianum Vernon H. Oswald; Lowell Ahart 1995-7-17 7082 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. In a meadow. 1572 Comment
  CHSC63406  Epilobium minutum Vernon H. Oswald 1994-6-11 6267 Tehama Tedoc Rd. (Forest Rd. 45) 3.8 mi S of Pattymocus Lookout Rd., 2.2 mi N of Tedoc Gap, W of Red Bluff and S of Platina. On roadside banks. 1359 Comment
  RSA125975  Epilobium minutum E. K. Balls 1957-5-24 22542 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  CHSC48617  Epilobium pallidum Vernon Oswald 1986-6-27 2159 Tehama Long Rd. (A6) 5.8 mi ne of Dales, 2.8 mi sw of jct. Lanes Valley Rd. In vernal pool. 304 Comment
  JEPS119868  Epilobium pallidum Lowell Ahart 2012-6-2 18145 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  CHSC84293  Epilobium torreyi Lowell Ahart; John 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. 153 Comment
  CHSC94267  Epilobium torreyi Lowell Ahart 2006-7-25 13077 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS122123  Epilobium torreyi Lowell Ahart, John Dittes 2014-5-16 19480 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CHSC57330  Equisetum arvense S. R. Mitchelson 1987-4-12 9 Tehama Ca 10 m n of jct of N. Fork of Antelope Creek and Deadhorse Creek. 940 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
  CHSC69652  Equisetum laevigatum Vernon Oswald; Lowell Ahart 1997-9-9 8862 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  CHSC77290  Equisetum laevigatum Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CAS-BOT-BC204514  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony, three miles north of Corning 79 Comment
  RSA695400  Eragrostis pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama around cobbles, on a large gravel bar on the south side of Deer Creek, about 400 yards east of highway 99, bout 5 miles (air) southeast of Los Molinos. 61 Comment
  CHSC65147  Eragrostis pectinacea var. pectinacea Vernon H. Oswald; Lowell Ahart 1995-7-31 7149 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. On the edge of Manton Rd. near the S tip of the reserve. 207 Comment
  CHSC84586  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2003-9-17 10606 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
  JEPS104267  Eragrostis pectinacea var. pectinacea Lowell Ahart 2003-9-17 10606 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
  UC17610  Eremocarpus setiger H. F. Stivers 1898-1 Tehama Rosewood Comment
  CHSC44198  Eremogone congesta var. congesta Vernon Oswald 1988-7-12 3566 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, on a ridge between Boulder Lake (dry) and jct of trail to Burnt Camp, 1.89 mi w of the trailhead. 2161 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
  CHSC80046  Eriastrum brandegeeae L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6780 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  CHSC92153  Eriastrum brandegeeae J. Molter 1993-7-20 767 C Tehama Along edges of Pettyjohn Rd. (Long grade). Comment
  CHSC89614  Eriastrum tracyi Jenny Marr; Julie Cunningham, Heidi West, Natalie Wight 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek. South-facing tributary of main creek. 304 Comment
  RSA739761  Ericameria greenei John Dittes, Josephine Guardino, L. Ahart 2003-8-23 804 Tehama Undesignated section, High N coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Eastern ridge of Mt. Linn. 0.2 air mile E by NE of Square Lake. 2145 Comment
  CHSC78605  Ericameria linearifolia 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
  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
  CHSC26699  Ericameria nauseosa var. speciosa M. S. Taylor 1977-8-17 1475 Tehama On mountain peak, ca. 1/2 mi n of Old Humboldt Rd, ca. 3 mi e of its jct with Scotts john Rd, no of Jonesville. 1981 Comment
  CHSC85299  Ericameria nauseosa var. speciosa John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 799 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
  UC87262  Ericameria nauseosa var. speciosa T. S. Brandegee 1892-9-20 Tehama Yolla Bolly Mt. Comment
  CAS-BOT-BC294311  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama Lassen Volcanic National Park. 1/2 mi. se. of Sulphur Works 2133 Comment
  CHSC67161  Erigeron canadensis James D. Jokerst; Jeri Donovan 1981-9-30 1498 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch. Comment
  CHSC57345  Erigeron divergens B. G. Clark 1987-4-6 15 Tehama 3.1 mi east on Hogsback Rd approx 4 mi east of Red Bluff on hwy 99 and 1 mi east of hwy 36 jct with 99. 243 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
  CHSC101394  Erigeron inornatus var. inornatus David Isle 1992-7-29 1557 Tehama Upper Forks Ridge, S of 24N01.2, between 24N02.1-24N32 jcts. 1737 Comment
  HSC101762  Eriochloa contracta J. P. Smith 2011-9-23 13426 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  CHSC64710  Eriodictyon californicum Vernon H. Oswald 1995-5-2 6706 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. Just s of the summit of the basalt ridge crossing the ne corner of the reserve. 228 Comment
  SEINET5495499  Eriodictyon californicum E. House 1956-4-27 14 Tehama Alongside California St. Route 36 on the way to Red Bluff 762 Comment
  HSC74955  Eriogonum compositum J. P. Smith, Thomas W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  UC1010373  Eriogonum compositum var. compositum Milo S. Baker and H. K. Wagnon 1953-7-11 12838 Tehama 3 mi beyond Whitlock Camp 1524 Comment
  RSA66987  Eriogonum compositum var. compositum P. A. Munz 1951-7-25 16889 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  UC1245127  Eriogonum compositum var. compositum J. M. Tucker and L. K. Mann 1959-7-19 3550 Tehama ridge ca. 1/2 mi e summit of South Yolla Bolly Mountain 2377 Comment
  CHSC79075  Eriogonum dasyanthemum L. P. Janeway 2000-6-30 6873 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  UC1299723  Eriogonum dasyanthemum Freed W. Hoffman 1947-6-22 1621 Tehama Paskentao-Covelo road near Log Springs Comment
  HSC74828  Eriogonum dasyanthemum J. P. Smith, Thomas W. Nelson 1978-7-22 10017 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  RSA293139  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5861 Tehama Along Pettyjohn Road 1/2 mile east of junction with road to Saddlecamp 915 Comment
  UC1949195  Eriogonum dasyanthemum Barbara Ertter with Brad Olson 1991-6-4 10183 Tehama Toomes Camp Rd (Mendocino FR 23N01) 5.3 mi W of Paskenta, ca 22 airmiles W of Corning Comment
  HSC71043  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1979-6-25 4888 Tehama Along rd. to Mt. Tedoc From Tedoc Gap 1494 Comment
  RSA700223  Eriogonum libertini L. P. Janeway 2001-6-10 7136 Tehama High North Coast Ranges: At Tedoc Gap. 1372 Comment
  SEINET7545225  Eriogonum libertini J. L. Reveal 1978-1 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 mi. S. of California Hwy 36 (Beegum Road) and 0.9 mi. N of Tedoc Gap 1387 Comment
  CAS-BOT-BC259371  Eriogonum lobbii J. M. Tucker; L. K. Mann 1959-7-19 3552 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC259395  Eriogonum luteolum James L. Reveal 1978-7-19 4789 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386 Comment
  RSA31855  Eriogonum luteolum A. A. Heller 1937-7-21 s.n. Tehama Deer Creek. Comment
  CHSC90897  Eriogonum nudum var. nudum Niall McCarten 1986-6-11 5313 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UCD100698  Eriogonum nudum var. pubiflorum Amelie C. Blyth 1950-7-15 s.n. Tehama midway between Paynes Creek and Mineral on Highway 36. Comment
  CDA22654  Eriogonum roseum L. Ahart, J. Dittes 2003-9-17 10587 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  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
  UC1019552  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-16 70 Tehama directly s near Squaw Camp and Pole Corral on Boswell Ridge South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 2133 Comment
  HSC17344  Eriogonum spergulinum var. reddingianum H. K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta Rd. 0.3 mi. beyond Anthony Peak rd. junction, Mendocino N.F., on metamorphic rubble near seep 1524 Comment
  UCD101200  Eriogonum strictum var. anserinum Dean William Taylor 1972-6-17 s.n. Tehama on Tedoc Mountain. 1371 Comment
  HSC74829  Eriogonum strictum var. greenei J. P. Smith, Thomas W. Nelson 1978-7-22 10018 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  CHSC90789  Eriogonum tripodum D. Isle 2004-8-12 279 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Fuel Break, E up Jeep Rd 25N02 250 and 350 yds. above gravel excavation site (parking area) at BM 3094 on N edge Rd. 356, in slight above gravel excavation site (parking area) at BM 3094, N edge Valentine Ridge Rd 356. GPS: 10T 0527937 E 4432001 N + 10T 0528083 E 4431818 N. 963 Comment
  CAS-BOT-BC267485  Eriogonum umbellatum Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC61434  Eriogonum umbellatum var. nevadense Vernon H. Oswald; Lowell Ahart 1993-8-18 5835 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Locally common along the rocky ridge S of the highest point. 2490 Comment
  SBBG1651  Eriogonum ursinum H. and M. Dearing 1938-6-25 2127 Tehama Battle Crk Comment
  UCR111230  Eriogonum ursinum var. ursinum H. Dearing, M. Dearing 1938-6-25 2127 Tehama Northern Sierra Nevada Mtns., Battle Creek 1483 Comment
  CDA34748  Eriogonum vimineum L. Ahart, John Dittes 2010-10-4 17291 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
  JEPS127147  Eriogonum vimineum Lowell Ahart, John Dittes 2016-8-24 21264 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC77780  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1026 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 329 Comment
  CHSC44188  Eriophyllum lanatum var. achilleoides Vernon Oswald 1988-6-27 3537 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolly Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS97441  Eriophyllum lanatum var. achilleoides Vernon H. Oswald and L. Ahart 1995-7-12 6999 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. 36 950 Comment
  HSC74984  Eriophyllum lanatum var. achilleoides J. P. Smith, Thomas W. Nelson 1979-6-25 10204 Tehama Shasta-Trinity National Forest. Road to Tedoc Mtn., 2.8 mi. from its junction with S.R. 36 854 Comment
  HSC95318  Eriophyllum lanatum var. achilleoides L. Snyder, B. Redfern, A. de Knijf 1999-4-17 47 Tehama Hwy. 36 200 Comment
  CAS-BOT-BC308199  Eriophyllum lanatum var. grandiflorum Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC113317  Erodium botrys Lowell Ahart; John Dittes 2014-5-17 19501 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
  CHSC64544  Erodium botrys Vernon H. Oswald; Lowell Ahart 1995-4-3 6554 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant at the s gate of the old highway. 216 Comment
  JEPS61403  Erodium botrys Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC65740  Erodium brachycarpum Vernon H. Oswald; Lowell Ahart 1996-4-3 7289 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Scattered plants in upland on the N side of the intermittent stream ca. 0.2 mi E of the dirt lane along the W side of the road. 103 Comment
  SEINET14188802  Erodium brachycarpum R. R. Halse 2016-1 9650 Tehama Along Newville Rd ca. 8.2 mi NW of its junction with Interstate Hwy 5 at Orland; NE end of Black Butte Reservoir, near spillway to Stony Creek 113 Comment
  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
  HSC8482  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1828 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  CHSC75377  Erodium moschatum Ben Myhre 1997-3-31 24 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  RSA424749  Eryngium aristulatum var. aristulatum Aaron Liston, M. Blumler 1987-4-24 654 -9 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UCD127481  Eryngium articulatum Brad D. Schafer 2005-7-29 166 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 395 Comment
  CHSC40508  Eryngium castrense Pauleen Broyles 1982-7-16 798 Tehama The Nature Conservancy Vina Plains Preserve. Nw of barn in s pasture. 62 Comment
  OBI8970  Eryngium castrense Robert F. Hoover 1968-5-27 11102 Tehama 10 mi west of Corning Comment
  UC1487247  Eryngium castrense Yusuf Sheikh and Lincoln Constance 1973-6-28 557 Tehama 12.6 mi. n. Corning (on Rawson Rd.) Comment
  CAS-BOT-BC54564  Erysimum capitatum John Thomas Howell 1960-8-19 36163 Tehama Brokeoff Mountain Trail. 2682 Comment
  HSC6777  Erysimum capitatum var. capitatum R. Spellenberg 1964-6-18 471 Tehama 6 mi. SW of Mineral, Hwy. 36 Comment
  HSC70130  Erysimum capitatum var. capitatum Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4456 Tehama Along road to summit of Mount Tedoc 1555 Comment
  SBBG28957  Erythranthe breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Hwy near jct with the old rd 1676 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
  CHSC105218  Erythranthe guttata Lowell Ahart; John Dittes 2010-7-19 16902 Tehama About 5 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC27325  Erythranthe guttata T. B. Devine 1976-8-3 347 Tehama Meadow 1/4 mi w of lake beside unimproved road from Hwy 36 to Wilson Lake. 1584 Comment
  CHSC41103  Erythranthe guttata Pauleen Broyles 1982-5-26 667 Tehama In east pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC87327  Erythranthe latidens Lowell Ahart 2004-4-29 10789 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC37625  Erythranthe primuloides T. B. Devine 1979-8-12 591 Tehama Ca. 2 mi E of Hwy 89, 1/2 mi W of Wilson Lake and 3 1/2 mi SE of Childs Meadows. 1615 Comment
  UCD112395  Erythronium Christopher Mallek 2008-5-7 RR4- 4 Tehama Raglin Ridge. 927 Comment
  CHSC115035  Erythronium multiscapideum Jessica Moeller 2008-3-24 Tehama ear the junction of Supan Gulch and Hwy 36 East. About 5 miles east of Hog Lake. 185 Comment
  JEPS96554  Erythronium purpurascens Dean W. Taylor 1997-6-25 16109 Tehama open slopes between Forest Road 28N70 and Turner Lake; Lassen National Forest 1920 Comment
  UCR261297  Erythronium purpurascens H. Dearing, M. Dearing 1938-6-23 2120 Tehama Cascade Range, 15 miles east of Mineral 1463 Comment
  HSC60619  Erythronium purpurascens Carl Wishner 1978-6-30 524 Tehama 2 mi. outside boundary of Lassen National Park adjacent to Hwy. 89 Comment
  CHSC26221  Eschscholzia caespitosa T. R. Crumbo 1977-4-5 2 Tehama 100 ft from n side of road, 33 mi w of Redbluff on Highway 36. Open s facing steep bank. 396 Comment
  CHSC78882  Eschscholzia caespitosa Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  HSC95766  Eschscholzia californica Laura Hagenauer 2002-4-6 23 Tehama Across the road from the Hogg Lake Botanical Preserve 268 Comment
  OBI11783  Eschscholzia hypecoides Carl B. Wolf 1937-5-16 8701 Tehama Northern Sierra Nevada Foothills, Red Bluff-Susanville rd, 2-3/10 mi below Paynes Crk P.O 366 Comment
  CAS-BOT-BC310404  Eucephalus breweri John Thomas Howell 1960-8-19 36110 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  CAS-BOT-BC310408  Eucephalus breweri Jeanne Janish; Carl Janish 1938-9-4 s.n. Tehama Shore of upper Twin Lake - Lassen National Park Comment
  CAS-BOT-BC310406  Eucephalus breweri John Thomas Howell 1960-8-19 36166 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  UCD142601  Euphorbia maculata John Thomas Howell 1960-7-24 36004 Tehama 10 miles northeast of Red Bluff. Comment
  JEPS117887  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama east bank of Sacramento River at southern edge of Mill Creek confluence Northern Sacramento Valley (sand bar in active floodplain of Sacramento River) 62 Comment
  CHSC115811  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2015-8-5 20477 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
  UC86938  Eurybia radulina T. S. Brandegee 1892-9-20 Tehama Yolo Bola Mt. Comment
  CHSC84618  Euthamia occidentalis Lowell Ahart; John Dittes 2003-9-17 10572 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS104377  Euthamia occidentalis Lowell Ahart 2003-9-17 10572 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
  JEPS117388  Euthamia occidentalis Lowell Ahart, John Dittes 2010-10-4 17279 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  UCD159492  Euthamia occidentalis D. S. Park 2010-8-25 243 Tehama Along banks of Sacramento River in Tehama County River Park. 58 Comment
  CHSC113337  Festuca perennis Lowell Ahart; John Dittes 2014-5-16 19490 Tehama Small drainage on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CAS-BOT-BC63000  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  HSC70139  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4465 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  SBBG27472  Frangula californica subsp. tomentella C. B. Wolf 1937-6-13 Tehama Red Bluff, Eureka Rd, 6.6 mi NW of Red Bluff 152 Comment
  CHSC64986  Frangula purshiana Vernon H. Oswald; Lowell Ahart 1995-7-12 7055 Tehama High North Coast Ranges. W of Red Bluff and S of Platina at Beegum Creek on Forest Road 28N36 between Tedoc Gap and Stuart Gap. 1139 Comment
  HSC16185  Fraxinus dipetala John L. Heywood, D. H. Norris 1968-3-31 1880 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  JEPS105608  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek 780 Comment
  SEINET10744716  Fraxinus dipetala Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 905 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
  CDA39690  Fraxinus latifolia G. D. Barbe 1975-10-23 2097 Tehama Bank of canal north of Thomes Creek, 0.8 mile south of Gyle Road on Hall Road. 0 Comment
  CAS-BOT-BC26112  Fremontia californica var. viridis Alice Eastwood; John Thomas Howell 1934-4-21 1850 Tehama Between Payne's Creek and Red Bluff Comment
  CAS-BOT-BC212400  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama Near 8 mi. post, logging road west of Paskenta Comment
  CAS-BOT-BC212402  Fremontodendron californicum Lowell Ahart 1968-6-2 s.n. Tehama Along Hiway 36 above Paynes Creek 457 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
  CHSC25031  Fremontodendron californicum Bob Garamendi 1974-5-10 70 Tehama 1 mi sw of Antelope Creek on Belle Melle Road. Mill/Deer Creek Study Area. 518 Comment
  HSC21364  Fremontodendron californicum S. J. Hawks 1965-5-8 49 Tehama 20 mi. E of Redbluff on Hwy. 36 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
  RSA426889  Fremontodendron californicum C. F. Baker 1947-8-14 11997 Tehama Mineral - Red Bluff Hwy. 457 Comment
  UC1037488  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama near 8 Mile Post, logging road w of Paskenta Comment
  UC1326248  Fremontodendron californicum Milo S. Baker Aug. 1-4 1947 11997 Tehama Mineral - Red Bluff Highway 457 Comment
  CHSC55305  Fritillaria affinis L. P. Janeway 1991-3-28 3860 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  CHSC88658  Fritillaria eastwoodiae Linnea Hanson 1990-4-23 337 Tehama Lassen National Forest. East of Manton. 457 Comment
  CHSC105990  Fritillaria recurva B. Castro; L. P. Janeway 2000-4-22 1099 Tehama High Cascade Range. In Tehama State Wildlife Area, ca 7 rd mi SE of town of Paynes Ck, on Plum Ck Rd, on south side of Plum Ck Ridge. 944 Comment
  HSC70005  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1978-7-22 4450 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  RSA202685  Galium ambiguum subsp. ambiguum L. T. Dempster, G. Ledyard Stebbins 1964-6-13 3999 Tehama W of Paskenta and just S of Round Mtn. 1143 Comment
  JEPS102869  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
  CHSC100293  Galium andrewsii D. Isle 1989-6-22 1501 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. North rd bank W of Paskenta on road M2. 914 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
  UC1609474  Galium grayanum Vernon H. Oswald and Lowell Ahart 1993-9-2 5906 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  RSA202653  Galium grayanum var. grayanum F. Ehrendorfer, G. Ledyard Stebbins, Dempster 1959-9-27 5965 Tehama Lassen National Park. Brokeoff Mtn. Comment
  SD70512  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain 2345 Comment
  RSA0005747  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain. 2348 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
  JEPS88276  Galium parisiense Vernon H. Oswald and Lowell Ahart 1996-5-20 7565 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (near Hwy. 36 at n. tip of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 201 Comment
  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
  CHSC55277  Galium porrigens var. tenue L. P. Janeway 1991-4-18 3907 Tehama Battle Creek Wildlife Area. On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Q 149 Comment
  JEPS97425  Galium porrigens var. tenue Vernon H. Oswald and L. Ahart 1995-7-12 7005 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. Climbing in brush near a roadside drainage. 950 Comment
  JEPS113309  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. Comment
  RSA718783  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km NE of the upper northern tip of Cohasset Ridge. 1109 Comment
  UC54585  Galium trifidum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4353 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC68963  Galium triflorum Vernon Oswald; Lowell Ahart 1997-7-7 8688 Tehama Forest Road 27N26 0.4 mi west of its junction with 27N06, west of Saddle Campground, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC77344  Garrya congdonii Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 350 Comment
  JEPS32337  Garrya congdonii James R. Griffin 1963-11-30 1165 Tehama near head of Darling Ravine (on Ponderosa Way, on s side of South Fork of Battle Creek Canyon); South Fork of Battle Creek Canyon 762 Comment
  UC1010355  Garrya congdonii Keith Wagnon 1953-5-10 12611 Tehama 10 mi w Paskenta (below logging road) Comment
  UC556437  Garrya congdonii Rimo Bacigalupi 1934-5-29 2411 Tehama Paskenta grade; along road from Paskenta to Covelo Comment
  UCD80343  Garrya congdonii CNPS SN Foothill Team 2005-6-16 SNNR 0322 Tehama CDFG, Tehama Wildlife Area, on Durley Flat. 757 Comment
  JEPS94359  Garrya fremontii Vernon H. Oswald and Lowell Ahart 1997-5-7 8406 Tehama Intersection of Highways 36 and 32 between Chester and Childs Meadows; Intersection of Highways 36 and 32 1420 Comment
  SBBG5347  Garrya fremontii H. and M. Dearing 1938-6-22 2097 Tehama Deer Crk Comment
  SEINET516281  Garrya fremontii Vernon H. Oswald 1997-5-7 8406 Tehama Intersection of Hwys. 36 and 32 between Chester and Childs Mdws. 1420 Comment
  CHSC41050  Gastridium phleoides Pauleen Broyles 1982-5-26 665 Tehama The Nature Conservancy Vina Plains Preserve. Ca. .5 km s of Lassen Road. 66 Comment
  CHSC64740  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1995-5-16 6723 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. Ca. 300 ft w of the Old Hwy. Pool. 213 Comment
  HSC9995  Gastridium phleoides Larry Berti 1968-11-26 Tehama Red Bluff Comment
  UC2031449  Gastridium phleoides Barbara Ertter with Brad Olson 1991-7-5 10296 Tehama Metzger Ranch at confluence of Big and Little Crane creek [=Stiver Ranch]. ca 15 air miles WNW of Red Bluff Comment
  UCD66602  Gastridium phleoides N. Macleod 1950-12-1 Tehama 3 miles S. of Red Bluff and half mile W. of Hwy. 99. Comment
  CHSC58028  Gaultheria humifusa Vernon H. Oswald; G. Gray, S. Mitchelson, S. Rosas 1992-6-4 4981 Tehama Lassen Volcanic National Park. Spring-fed streamlet crossing Lassen Hwy. at the SW Entrance Station. On the W side of the highway. 2042 Comment
  RSA647852  Gayophytum diffusum subsp. diffusum James Buel 1957-6-30 139 Tehama Tehama County: Turner Mt. Trail, Lassen National Forest Comment
  CHSC90412  Gayophytum diffusum subsp. parviflorum Niall McCarten; Roxanne Bittman 1986-6-15 5406 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side of Boswell Ridge, 0.25 mi. east of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  HSC70133  Gayophytum heterozygum Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4459 Tehama Along road to summit of Mount Tedoc 1555 Comment
  SJSU10775  Gayophytum heterozygum R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi E of Mineral Comment
  CHSC44217  Gayophytum humile Vernon Oswald 1988-6-27 3516 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS124050  Gentiana newberryi var. tiogana Lowell Ahart, John Dittes 2015-8-5 20436 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
  CHSC65960  Geranium carolinianum Vernon H. Oswald; Lowell Ahart 1996-4-23 7437 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Common on the grassy bank of Paynes Creek just downstream from the power line at this location. 147 Comment
  UC1949345  Gilia capitata subsp. capitata Barbara Ertter with Brad Olson 1991-7-6 10448 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong jct. ca 28 airmiles W of Corning, E side Tatham Ridge overlooking valley Comment
  UC703022  Gilia capitata subsp. capitata Alice Eastwood, John Thomas Howell 1941-7-9 9819 Tehama Government Flat Comment
  CHSC96535  Gilia capitata subsp. pedemontana Lowell Ahart 2007-5-8 13761 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  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
  JEPS101681  Gilia sinistra subsp. pinnatisecta Dean W. Taylor 1997-7-18 16132 Tehama Ball Rock 1981 Comment
  UC1606314  Gilia tricolor subsp. diffusa Barbara Ertter with James R. Shevock 1993-4-30 11593 Tehama Jellys Ferry Road ca 1/2 mi ne of Interstate Hwy 5 n Red Bluff; n of Red Bluff 121 Comment
  JEPS86006  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w <of> Paskenta Comment
  CHSC66480  Githopsis pulchella subsp. campestris Vernon H. Oswald; Lowell Ahart 1996-5-20 7593 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Edge of intermittent stream near Paynes Creek. 158 Comment
  CHSC117152  Githopsis specularioides Lowell Ahart; John Dittes 2016-6-22 21041 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  JEPS97232  Githopsis specularioides Vernon H. Oswald and L. Ahart 1995-4-25 6690 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  JEPS120783  Glinus lotoides Lowell Ahart 2013-9-17 19037 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  CDA2104  Glyceria declinata L. Ahart, S. M. Hillaire 2004-7-9 11183 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  CHSC113281  Glyceria declinata Lowell Ahart; John Dittes 2014-5-18 19513 Tehama Along ditch, where poor dirt road fords water ditch, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  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
  CDA28227  Glyceria elata B. Stroup Tehama 0 Comment
  RSA66360  Gnaphalium palustre P. A. Munz 1951-7-27 16968 Tehama South base of South Yolla Bolly Peak 2226 Comment
  CDA15433  Gratiola ebracteata G. F. Hrusa, J. Hart 1998-5-1 14437 Tehama Sacramento Valley; On ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  JEPS88509  Gratiola heterosepala Vernon H. Oswald and Lowell Ahart 1996-4-15 7376 Tehama CDFG parcel on the S side of Gyle Rd. NW of corning. Northwest side of Sacramento Valley, Valley and Foothills Grasslands. Along pipeline ca. 0.3 mi N of the S boundary of the reserve. 99 Comment
  CHSC91074  Grindelia camporum D. Isle 2002-8-29 272 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. Just above (N of) curve in Rd. 23N53. 1280 Comment
  JEPS88101  Grindelia hirsutula Vernon H. Oswald and Lowell Ahart 1996-7-8 7956 Tehama BLM parcel along Hwy 36 ne Red Bluff (edge of intermittent stream crossing ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UC1002631  Guillenia lasiophylla Milo S. Baker 1953-5-9 12596 a Tehama logging rd w Paskenta 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
  CHSC78376  Hackelia bella Vernon H. Oswald 2000-6-26 9934 Tehama Forest Rt. 35 6.5 mi west of Stuart Gap. 1597 Comment
  CHSC95203  Hackelia californica R. D. Fischer 2005-6-26 859 Tehama Childs Meadow. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 32 in upper Deer Creek Meadows. Plants growing in brushy opening east of Gurnsey Creek. 1399 Comment
  NY178905  Haplopappus bloomeri var. ophitidis F. W. Hoffman 1949-7-21 2834 Tehama Summit of Mt. Tedoc, northwestern Tehama Countu 1524.0 Comment
  CHSC101386  Harmonia stebbinsii David Isle 1992-5-24 1568 Tehama Mendocino National Forest; Thomes Creek Watershed. 9.25 miles above Paskenta Store; north of M-2 (23N01.3); about 0.1 mile above MNF boundary; about 1.6 mile above Beehive Flat. 853 Comment
  CHSC65074  Hastingsia alba Vernon H. Oswald; Lowell Ahart 1995-7-17 7084 Tehama Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  JEPS62092  Hastingsia alba Joseph Grinnell 1925-7-14 Tehama Mineral 1463 Comment
  CHSC105907  Hazardia whitneyi var. discoidea B. Castro; L. P. Janeway 1999-8-23 1034 D 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. Near trail sign. 1996 Comment
  CHSC107252  Hedypnois cretica Lowell Ahart; John Dittes 2011-6-9 17462 Tehama In shade under steep bank on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  OBI55506  Helenium bigelovii David J. Keil, Kathleen Keil 1992-7-25 23595 Tehama Lassen NF along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CHSC77534  Helenium puberulum Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS13951  Helianthella californica subsp. nevadensis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5346 Tehama flattish ridge top about 20 mi n Paskenta; Mendocino National Forest 1920 Comment
  UC1002658  Helianthella californica subsp. nevadensis Milo S. Baker and H. K. Wagnon 1954-7-11 13032 Tehama on county road a mi or so above Whittack; West Tehama County Comment
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Jul 29 2009
  RSA105344  Helianthella californica var. nevadensis G. D. Barbe 1955-7-17 216 Tehama 1 mile E of Howell Camp on the county road. 1890 Comment
  JEPS24210  Helianthus bolanderi Stanton A. Cook 1960-4-23 943 Tehama 5 mi n Newville (on steep barren shaley hillside, on road from Newville to Paskenta) Comment
  CHSC85289  Helianthus exilis John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 779 Tehama Inner North Coast Range; ca. 3.9 air-miles west by southwest of Paskenta, ca. 3.6 air-miles south by southeast of Eagle Peak, ca. 1.4 air-miles north of confluence of Thomes Creek and Mill Creek; Crowfoot Point, south of Toomes Camp Road. 576 Comment
  HSC3683  Heliotropium curassavicum var. oculatum Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. Comment
  CHSC112802  Heliotropium europaeum Lowell Ahart 2013-8-2 18991 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
  UCD77753  Heliotropium europaeum Robert E. Preston 1997-5-29 1033 Tehama 1.25 mi sw of Coleman Fish Hatchery on Battle Creek. 137 Comment
  UCD119466  Heliotropium europaeum A. A. Seawright; T. C. Fuller and G. D. Barbe 1985-5-30 4231 Tehama Moya property, Redbank Road west of Red Bluff. Comment
  CAS-BOT-BC306003  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-28 12900 Tehama 2.5 miles northeast of Proberta Comment
  CHSC102475  Hemizonia congesta subsp. clevelandii L. P. Janeway 2009-6-21 9811 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  CHSC115229  Hemizonia congesta subsp. clevelandii B. Castro; J. Nishida 2013-5-15 1995 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal, 74 Comment
  CHSC48162  Hemizonia congesta subsp. clevelandii V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3366 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct. with M4. 377 Comment
  CHSC77729  Hemizonia congesta subsp. clevelandii B. Castro; L. Janeway, C. Warren, B. Hendrickson, J. Witzman 1999-6-24 999 Tehama About 22 miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On bank of dirt road. 335 Comment
  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
  CHSC80596  Hemizonia congesta subsp. clevelandii Lowell Ahart 2001-6-8 8762 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS106297  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
  JEPS75355  Hemizonia congesta subsp. clevelandii Todd and Virginia Keeler-Wolf 1975-8-10 Tehama 1 mi e Patton Mills; Yolla Bolly Mtns 975 Comment
  RSA666354  Hemizonia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 miles SW of Paskenta on road over Mendocino Pass to Round Valley, 2.3 miles SW of Newville Road jct. Comment
  JEPS88418  Hesperevax acaulis var. acaulis Vernon H. Oswald and Lowell Ahart 1996-4-3 7311 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying bed of drainage ca. 100 ft s of the intermittent stream and 0.2 mi e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC55473  Hesperevax acaulis var. robustior M. A. Carlson 1991-4-13 20 Tehama 0.3 mi west of junction of South Jackson Street and Crosby Lane; Red Bluff. 76 Comment
  CHSC77537  Hesperevax acaulis var. robustior Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Road, Red Bank Creek, and The Narrows. 298 Comment
  CHSC25541  Hesperevax caulescens Robert A. Schlising 1976-4-19 3173 Tehama SE of Vina, along Keefer Road, ca .25 mi north of jct with Lassen Road and Hwy 99. Comment
  CHSC53955  Hesperochiron pumilus Vernon H. Oswald 1991-4-30 4542 Tehama Hwy. 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  RSA39732  Hesperochiron pumilus P. A. Munz 1947-5-18 11854 Tehama 12 miles E of Mineral, on Hwy 36. 1585 Comment
  CHSC100295  Hesperolinon disjunctum D. Isle 1989-6-22 1502 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. North rd bank W of Paskenta on road M2. 914 Comment
  CHSC80220  Hesperolinon micranthum L. P. Janeway 1999-6-19 6469 Tehama Cascade Range Foothills. Along Laynes Valley Road 7.2 km northwest of Hwy 36; about 0.8 km south of Battle Creek. 430 Comment
  UC2013011  Hesperolinon micranthum Barbara Ertter 1991-5-18 9867 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; above fenced-off side canyon SW of creek. Comment
  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
  JEPS101970  Hesperolinon tehamense Dean W. Taylor 1997-6-5 16034 Tehama Beehive Flat, Toomes Camp Road (Forest Road M2); 7 road miles west of Paskenta 701 Comment
  UC1002664  Hesperolinon tehamense Milo S. Baker and H. K. Wagnon 1953-7-12 12909 Tehama between mileposts 7 & 8 on logging road w Paskenta 457 Comment
  UC1212205  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3697 Tehama 0.1 mi w Eagle Springs Road and Paskenta-Colyer Springs road (this <point of divergence> 10.7 mi w of 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
  UCR71451  Hesperolinon tehamense H. K. Sharsmith 1965-6-23 5527 Tehama Inner North Coast Ranges, Mendocino National Forest, SW of Paskenta on Covelo-Oaskenta Road, 0.5 mi. beyond Mud Flat, Willow Creek 610 Comment
  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
  CHSC117168  Heterocodon rariflorum Lowell Ahart; John Dittes 2016-6-22 21043 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC66189  Heterocodon rariflorum Vernon H. Oswald; Lowell Ahart 1996-6-3 7715 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Uncommon in moist places along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  CHSC85279  Heterocodon rariflorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 813 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  JEPS119870  Heterocodon rariflorum Lowell Ahart 2012-6-2 18152 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  RSA0072479  Heteromeles arbutifolia Percy C. Everett, E. K. Balls 1954-10-15 20312 Tehama Paskenta to Covelo road, 5.5 miles SW of Paskenta. 549 Comment
  CAS-BOT-BC311093  Heterotheca oregona var. rudis Alice Eastwood 1912-8-22 1925 Tehama Payne Creek, Lassen Butte Region Comment
  UC177050  Heterotheca oregona var. rudis T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  JEPS94928  Heuchera micrantha Vernon H. Oswald and Lowell Ahart 1997-5-14 8440 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (11 mi s of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29)); Ponderosa Way (Forest Rd 28N29) 975 Comment
  CHSC61771  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1993-9-2 5892 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mts., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  UC1731954  Hieracium greenei Glenn Clifton 1990-7-12 21830 Tehama 1 mi n of Pony Buck Peak (along ridgeline and on Trinity county line, North Coast Ranges); North Coast Ranges 1630 Comment
  CAS-BOT-BC315997  Hieracium nudicaule G. Ledyard Stebbins; Walter Knight; Irja Knight 1968-7-6 2558 Tehama Along road 1 mi. from Government Flat toward Hells Cabin Campground 1783 Comment
  CHSC88270  Holcus lanatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11188 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  UCD80555  Holcus lanatus CNPS SN Foothill Team 2005-6-22 SNNR 0381 c Tehama USFS Lassen National Forest. 672 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
  UCD113357  Holodiscus discolor J. M. Tucker 1962-7-29 3627 Tehama ca. 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  SEINET10483357  Holodiscus microphyllus var. glabrescens Mary Susan Taylor 1977-8-17 Taylor 1479 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
  CHSC80720  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 2001-6-8 8802 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC284704  Hordeum jubatum John Thomas Howell 1960-8-20 36246 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC76158  Hordeum marinum subsp. gussoneanum G. F. Hrusa; J. Hart 1998-5-10 14438 Tehama Northern Sacramento Valley. Edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and +/- 1 mi. W of Paskenta Rd. 100 Comment
  SEINET11689130  Hordeum marinum subsp. gussoneanum Unknown 1982-1 489 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Road & E of irrigation ditch 67 Comment
  CHSC96668  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 13753 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS95696  Hordeum murinum subsp. leporinum Vernon H. Oswald and L. Ahart 1995-4-3 6586 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  CHSC87904  Horkelia californica subsp. dissita Lowell Ahart 2004-6-11 11038 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
  JEPS2807 Image available Horkelia daucifolia var. indicta W. L. Jepson 1899-4-25 100 p Tehama Stiver's Ranch, hills of Crane Creek, Tehama Co. Comment
  RSA105382  Horkelia fusca subsp. parviflora G. D. Barbe 1955-8-4 352 Tehama 1/2 mile N of Big Flat. 1524 Comment
  CHSC48853  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-16 1585 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  UC54360  Horkelia fusca subsp. tenella H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4392 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  JEPS25397  Horkelia tridentata Rimo Bacigalupi with G. T. Robbins 1959-4-21 7011 Tehama about 1 1/4 mi n Paynes Creek (Along Lane Valley road, near Childs Ranch) 544 Comment
  CHSC65063  Horkelia tridentata subsp. tridentata Vernon H. Oswald; Lowell Ahart 1995-7-17 7097 Tehama High Cascade Range. Forest Road 29N22 0.3 mi W of Hwy. 89, ca. 2 mi S of the S boundary of Lassen Volcanic National Park. 1883 Comment
  CAS-BOT-BC537972  Horkelia tridentata var. flavescens A. A. Heller 1928-5-30 14576 Tehama At Mineral in the yellow pine belt. 1524 Comment
  CAS-BOT-BC206159  Hosackia crassifolia Alice Eastwood; John Thomas Howell 1941-7-9 9713 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC56306  Hydrophyllum occidentale K. R. Stern 1986-5-21 8260 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS1648  Hydrophyllum occidentale W. L. Jepson 1927-6-21 12278 Tehama Mineral 1524 Comment
  JEPS1652  Hydrophyllum occidentale W. L. Jepson 1899-4-27 21007 Tehama ford of Cold Creek (foot of trail through Salt Creek to the Greasewood Hills and Mt Tom, w Tehama County); Yolla Bolly Mountains Comment
  RSA66369  Hydrophyllum occidentale P. A. Munz 1951-7-26 16947 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  CHSC48478  Hypericum anagalloides Vernon Oswald 1984-6-19 1297 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. Growing on an open, springy slope. 1414 Comment
  UC1019560  Hypericum anagalloides Louise Kellogg 1952-7-18 84 Tehama directly s. of South Yolla Bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge, on rd. toward Ovenlid); North Coast Ranges, Mendocino Nat'l Forest 2133 Comment
  JEPS108878  Hypericum formosum var. scouleri Lowell Ahart 2006-7-19 13034 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  RSA66619  Hypericum formosum var. scouleri P. A. Munz 1951-7-26 16912 Tehama South base of South Yolla Bolly Mountains. 2104 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
  SEINET11844254  Hypochaeris glabra Unknown 1982-1 571 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  JEPS88470  Idahoa scapigera Vernon H. Oswald and Lowell Ahart 1996-3-6 7224 Tehama ca. 1.5 mi. w.-s.w. of parking lot at Hog Lake Plateau (BLM parcel, near Jeep Trail running along the n. side of a ridge); Cascade Range Foothills, Hog Lake Plateau 237 Comment
  CHSC40819  Isoetes howellii Pauleen Broyles 1982-5-21 641 Tehama Ca 30 meters s of Lassen Road in w pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC53991  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1991-5-9 4571 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  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
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  CHSC64592  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1995-4-17 6667 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  JEPS117665  Juncus acuminatus Lowell Ahart, John Dittes 2010-7-17 16860 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
  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
  JEPS110159  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
  SBBG128238  Juncus brachyphyllus L. Ahart 2010-7-17 16884 Tehama N side of Ponderosa Way, ca. 1910 feet S of Bluff Springs, 4.1 mi (air) SE of Manton, 2.8 mi (air) N of Hwy 36 768 Comment
  SJSU9852  Juncus bufonius R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Highway 36 c. 11 mi W of Mineral Comment
  CHSC91156  Juncus bufonius var. bufonius David Isle 1995-5-2 1043 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Cpgd sp. area S of spur 23N35A. 652 Comment
  CHSC86792  Juncus bufonius var. congestus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CHSC112024  Juncus effusus subsp. pacificus David Toren; Carl Furrer 2002-9-3 2105 Tehama Mendocino National Forest. Poison Glade, ~1-1/8 mile SW of Log Springs Station in SW corner of county. Accessed by Rd 23N53. 1231 Comment
  JEPS115343  Juncus ensifolius Lowell Ahart, Josephine Guardino 2009-9-6 16364 Tehama Southwest of the enclosure, along a small stream that flowers into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CHSC63230  Juncus howellii Lowell Ahart 1994-7-24 7520 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  NY247663  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff in low places in a grain field. Comment
  CAS-BOT-BC110132  Juncus leiospermus var. leiospermus Lowell Ahart 1979-4-25 s.n. Tehama 15.5 miles north of Red Bluff. 280 Comment
  RSA67178  Juncus mertensianus Phillip A. Munz, I. M. Munz 1951-7-25 16847 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  JEPS110143  Juncus nevadensis Lowell Ahart 2006-6-25 13078 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  CHSC82159  Juncus orthophyllus L. P. Janeway 2001-7-29 7395 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  RSA768022  Juncus orthophyllus L. Ahart, John Dittes 2010-7-17 16885 Tehama North side of Ponderosa Way, about 1910 feet south of Bluff Springs, 4.1 air miles southeast of Manton, 2.8 air miles north of Highway 36. 768 Comment
  UC54231  Juncus orthophyllus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4349 Tehama near Morgan; Mount Lassen 1524 Comment
  CDA15430  Juncus tenuis G. F. Hrusa, J. Hart 1998-5-1 14434 Tehama Sacramento Valley; Rare on flats at edge of Coyote Creek wash, Coyote Creek Conservation Area ~1/4 mi. W of Paskenta Rd. Perennial, clumping. Comment
  CHSC66120  Juncus tenuis Vernon H. Oswald; Lowell Ahart 1996-4-29 7467 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the edge of the intermittent stream near the W boundary. 103 Comment
  CHSC40825  Juncus uncialis Pauleen Broyles 1982-4-14 886 Tehama The Nature Conservancy Vina Plains Preserve. NW of barn in s pasture. 60 Comment
  UC1594664  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1992-4-21 4903 Tehama 10 mi e of Red Bluff (Hogsback Road (Belle Mill Rd or Forest Rd 28N24), 7.8 mi (odometer)e of Highway 99); Hogsback Road 289 Comment
  CAS-BOT-BC227793  Juncus usitatus Peter F. Zika 2007-6-5 23024 Tehama Near Elder Creek on W side of I-5, (Sacramento Valley) 85 Comment
  CDA39255  Juncus usitatus Barbara Ertter 2003-7-2 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca. 20-22 airmiles northeast of Red Bluff. Comment
  RSA722144  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca. 20-22 air miles northeast of Red Bluff. 326 Comment
  CHSC78052  Juniperus californica Alexsis Davie; K. Schierenbeck 1999-5-7 50 Tehama Dye Creek Preserve, off of Hwy 99. 106 Comment
  JEPS97450  Juniperus californica Vernon H. Oswald and L. Ahart 1995-2-13 6487 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 26, 660 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. 201 Comment
  LA16776  Juniperus californica C. B. Wolf; 1934-10-5 6163 Tehama 8 mi E of Red Bluff on road to Payne's Creek 243 Comment
  NY99569  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Approximately half way between Red Bluff and Dales Comment
  RSA592732  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Half way between Red Bluff and Dales. Comment
  SD185058  Juniperus californica Maile Neel 2000-4-29 H 1 Tehama Highway 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales. 299 Comment
  UC766772  Juniperus californica R. F. Hoover 1938-8-2 3723 Tehama hills above Paskenta (on road to Covelo) Comment
  UCR164306  Juniperus californica Maile Neel 2000-4-29 H- 2 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  UCR3619  Juniperus californica Frank C. Vasek 1964-8-6 640806- 03 Tehama 5.8 mi east of Dales center on Hwy 36 Comment
  UC774941  Keckiella breviflora Carl B. Wolf 1937-9-5 Tehama 2 mi below Payne Creek P. O. (n Sierra Nevada foothills); Sierra Nevada 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
  CHSC55287  Keckiella breviflora var. glabrisepala L. P. Janeway 1991-6-15 4020 Tehama Battle Creek Wildlife Area. Ca 1 1/2 mi east of the Sacramento River. Steep north-facing slope above Battle Creek. 129 Comment
  JEPS105610  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  CAS-BOT-BC235867  Keckiella corymbosa Clare B. Hardham 1971-8-9 18332 Tehama Near Patton Mill road up Digger Creek. Road from Paskenta to South Yolla Bolly Mountain 1158 Comment
  JEPS17581  Keckiella corymbosa Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5353 Tehama 1.3 mi w (by road) Paskenta (on ridge between Digger Creek and Mill Creek, along broad lumber-truck road, w Tehama County); Mendocino National Forest 1097 Comment
  UCR263531  Keckiella lemmonii Barbara Ertter 1991-9-2 10795 Tehama Northern Coast Range, Paskenta - Round Valley Road, Route M4 over Mendocino Pass, 8.0 miles west of Newville Road junction, c. 7 air miles southwest of Paskenta 762 Comment
  SD131954  Kickxia elatine Barbara Ertter, E. Neese, L. Fujii, D. Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat 152 Comment
  CHSC82321  Koeleria phleoides Lowell Ahart 2002-4-27 9555 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  UC903283  Koeleria phleoides Ethel Crum 1932-5-9 1446 Tehama se Red Bluff; se of Red Bluff 91 Comment
  CHSC66028  Lagophylla glandulosa Vernon H. Oswald 1996-5-13 7555 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Collected on the meander plain of the creek ca. 0.3 mi E of the W boundary of the reserve. 100 Comment
  CHSC66558  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1996-7-8 7954 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Collected on the banks of an intermittent stream crossing the NE corner of the parcel. 182 Comment
  CHSC80600  Lagophylla minor Lowell Ahart 2001-6-8 8810 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS3579  Lagophylla minor Keith Wagnon 1953-5-3 12627 Tehama w of Paskenta Comment
  JEPS3546  Lagophylla minor Milo S. Baker and H. K. Wagnon 1953-5-31 12695 Tehama 8.5 mi w Paskenta (logging road) 548 Comment
  RSA0011761  Lagophylla minor C. B. Wolf` 1937-5-15 8675 Tehama Inner North Coast Range; 2 miles below mud flat on Paskenta-Covelo Road. 457 Comment
  CHSC27830  Lasthenia californica Eric J. Miller 1978-4-24 10 Tehama At edge of vernal pools, ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  SEINET9294859  Lasthenia californica Unknown 1988-4-20 302 Tehama Near Corning, along rd 9 in pasture, 11.1 km W of hwy 5 and rd 9, on N side of the rd. Comment
  JEPS10003  Lasthenia californica subsp. californica W. L. Jepson 1899-4-30 Tehama Red Bluff 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
  CHSC27815  Lasthenia fremontii Anne E. Kilkenny 1978-4-23 18 Tehama Ca. 12 mi ne of Chico, 1/2 mi se of jct of US 99 and Haille Rd. 60 Comment
  CHSC67169  Lasthenia platycarpha James D. Jokerst 1984-3-17 1938 Tehama Wurlitzer Ranch on the E side of Meridian Rd., plains S of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 Comment
  SEINET11808175  Lasthenia platycarpha Unknown 1983-1 873 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC96657  Lathyrus angulatus Lowell Ahart 2007-5-8 13737 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
  HSC87001  Lathyrus sulphureus Brent Helm, Curtis Miller, Mark Steiger 1988-3-25 37 Tehama 17.5 mi E of Tehama city line on Hwy 36 183 Comment
  HSC68164  Layia fremontii J. P. Smith, J. O. Sawyer 1973-4-14 6067 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  JEPS13430  Layia fremontii R. F. Hoover 1937-5-19 2248 Tehama near Vina Comment
  UCD18755  Layia fremontii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 48 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  HSC90079  Layia fremontii Eileen Rohmer, Pamela Grefsrud, M. Reed 1990-3-31 19 Tehama Near Hog Lake on Hwy. 36, 4 mi. W of Rd. A-6 (Manton Rd) 274 Comment
  SD225736  Layia fremontii Carol Witham, Jennifer Buck 2001-4-13 48 Tehama Along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Off roadside. Comment
  CHSC40575  Leontodon saxatilis subsp. longirostris Pauleen Broyles 1982-6-2 707 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to an irrigation ditch. 60 Comment
  JEPS122126  Leontodon saxatilis subsp. longirostris Lowell Ahart, John Dittes 2014-5-16 19471 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  SEINET11995378  Lepidium latipes Unknown 1983-1 899 Tehama Nature Conservancy Vina Plains Preserve, adjacent to Sheep Camp Ditch where it makes a sharp bend 62 Comment
  UC1607694  Lepidium nitidum Barbara Ertter 1991-5-18 9825 Tehama ca 17 air mi wnw Red Bluff (Rosewood Ranch, ca 0.5 mi s of Hwy 36 along creek); Salt Creek 213 Comment
  CHSC62642  Lepidium nitidum var. nitidum Vernon H. Oswald; Lowell Ahart 1994-3-8 5971 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. On roadside banks. 161 Comment
  JEPS88480  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Approximate center of the parcel 0.6 m S of Gyle Road, 0.5 mi E of the dirt lane along the W side of the parcel. Comment
  CHSC102321  Leptosiphon bicolor L. P. Janeway 2009-4-4 9716 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
  CHSC44646  Leptosiphon bolanderi J. D. Jokerst 1981-6-24 1696 Tehama Slopes of side canyon just below (= north) the top of the ridge just south of Pine Cr. 441 Comment
  CHSC53971  Leptosiphon bolanderi Vernon H. Oswald 1991-4-30 4539 Tehama Hwy 36, 1.0 mile east of Paynes Creek. Roadside outcrop. 627 Comment
  CHSC90407  Leptosiphon ciliatus Niall McCarten 1986-6-22 5293 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  SJSU8711  Leptosiphon ciliatus R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  RSA90632  Leptosiphon ciliatus Milo S. Baker 1953-6-21 12770 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  CHSC90437  Leptosiphon harknessii Niall McCarten 1986-6-22 5292 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side Rd. 23N01. 1615 Comment
  RSA93379  Leptosiphon latisectus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskentia near 10 mile post Comment
  CHSC78685  Leptosiphon parviflorus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC79794  Leptosiphon parviflorus Todd Bouchier; Kathleen Gifford, Cameron Williams 1999-4-17 15 Tehama Beegum Gorge, south side of Highway 36 along road edge. 429 Comment
  CHSC86553  Leptosiphon parviflorus Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  UCD80627  Leptosiphon pygmaeus CNPS SN Foothill Team 2006-4-5 SNFN 0439 c Tehama Wurlitzer Ranch (private). 211 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
  RSA66631  Lesquerella occidentalis P. A. Munz 1951-7-26 16925 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  UC1609136  Lesquerella occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1993-9-2 5917 Tehama ridge running e from Mt. Linn (South Yolla Bolly Mtns., ca 20 mi (air) nw of Paskenta); South Yolla Bolly Mountains, e from Mt. Linn 2377 Comment
  JEPS20643  Lessingia leptoclada unknown 1917-8-7 Tehama Red Bluff Comment
  JEPS88028  Lessingia nana S. Markos, B. Wessa 1996-8-9 129 Tehama W of along Freemans Schoolhouse Rd, 1 mi S of Simpson Rd, along gravel road s of Timbercove Dr Corning Comment
  CAS-BOT-BC341906  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 miles w. of Mineral 1219 Comment
  CAS-BOT-BC341908  Lessingia nemaclada Roxana S. Ferris 1953-11-9 12704 Tehama Ca. 12 mi. W of Mineral on State Highway 36 914 Comment
  CHSC77542  Lessingia nemaclada Heidi West; Caroline Warren, Jenny Marr 1998-5-14 Tehama Vicinity of uppermost N. Fork Stony Creek. 274 Comment
  CHSC83306  Lessingia nemaclada Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  CHSC96329  Lessingia nemaclada L. P. Janeway 2006-8-20 8853 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 12 m east of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Top of east-facing rocky gravelly volcanic slope; around rocks and boulders with Vulpia. 1079 Comment
  CHSC115850  Leucanthemum vulgare Lowell Ahart; John Dittes 2015-8-6 20498 Tehama West of the pond, around the boulders in 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
  UCD113877  Leucanthemum vulgare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6870 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  SEINET10846322  Leucanthemum vulgare David B. Dunn 1971-8-15 Dunn 18167 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  CHSC32885  Lewisia rediviva Thomas Chastain 1980-4-7 7 Tehama Ca. 3.5 km se of Round Mountain and 8.7 km wnw of Paskenta. 793 Comment
  POM304459  Lewisia triphylla Alice Eastwood, J. T. Howell 1941-7-9 9833 Tehama Near Government Flat. 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
  CHSC23589  Lilium pardalinum subsp. pardalinum Nancy Mosman 1971-7-17 100 Tehama Found near the edge of Deer Creek 200 ft n of Hwy 32 ca. 18.6 mi s of Chester. 1066 Comment
  SDSU11959  Lilium washingtonianum R. M. Beauchamp 1965-7-17 Tehama Growing on north side of State Hwy. #32 half mile from junction with Redding Rd. Comment
  CHSC102325  Limnanthes alba subsp. alba L. P. Janeway; B. Castro 2009-4-25 9748 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
  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
  UC1586549  Limnanthes douglasii subsp. nivea Vernon H. Oswald and Lowell Ahart 1991-4-16 4505 Tehama Red Bank Rd 2.1 mi n Colyear Springs Rd (n of Paskenta) 286 Comment
  JEPS19596  Limnanthes douglasii subsp. rosea Virginia Bailey 1938-4-16 Tehama five mi w Paskenta (on Covelo road) Comment
  CHSC32617  Limnanthes floccosa subsp. floccosa J. S. White 1980-3-25 21 Tehama 3.1 mi n of Tehama-Butte Co. line on Meridian Road shoulders from ca. BM 383 to Rattlesnake Creek. 115 Comment
  CHSC53967  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd, 2.8 mi north of Colyear Springs Rd, north of Paskenta. 292 Comment
  CHSC96247  Limnanthes floccosa subsp. floccosa Jenny Marr 2006-7-1 224 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 nw of Bell Ranch and east of Campbellville Road. 121 Comment
  JEPS97256  Limosella aquatica Vernon H. Oswald and L. Ahart 1995-5-9 6709 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  JEPS105870  Linanthus bicolor Lowell Ahart 2004-4-29 10801 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  JEPS58223  Linanthus bicolor W. L. Jepson 1899-4-25 20920 Tehama Rosewood, Cottonwood and its tributaries Cottonwood Creek 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
  UC1019894  Linanthus bolanderi Milo S. Baker and H. K. Wagnon 1953-5-30 12540 Tehama w of Paskenta (near 5 mi post, w Tehama County) Comment
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  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
  UC556439  Linanthus bolanderi Rimo Bacigalupi 1934-5-29 2409 Tehama on road from Paskenta to Covelo (at very foot of Paskenta grade, in w Tehama County) Comment
  JEPS58314  Linanthus ciliatus Jos. Grinnell 1927-6-16 Tehama Battle Creek Meadow 1524 Comment
  HSC95759  Linanthus dichotomus A. Hove, A. Poteet, C. Sanville 1999-4-17 22 Tehama Hwy. 36 Comment
  JEPS101683  Linanthus harknessii Dean W. Taylor 1997-7-18 16133 Tehama Ball Rock 1981 Comment
  RSA0004840  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-11-1 7438 Tehama Along Forest Service road 27N12. 3 miles from junction with road 27N13. 1677 Comment
  JEPS58104  Linanthus parviflorus W. L. Jepson 1932-5-9 16334 Tehama Ely 213 Comment
  CDA6348  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama House opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  JEPS101019  Linum bienne Dean W. Taylor 1993-5-22 13479 Tehama S of Battle Creek (ca. 1 mi SE Coleman Powerhouse), along Spring Branch road at the crossing of Spring Branch (creek) 228 Comment
  UC1393695  Lithocarpus densiflorus James I. Mallory 1971-7-27 385 Tehama 4 mi n Forest Ranch Fire Station (along Campbell Creek Road) Comment
  JEPS94170  Lithophragma affine Vernon Oswald and Lowell Ahart 1998-4-27 8972 Tehama w. Red Bluff (s.e. of Platina, Pettyjohn Rd. 0.9 mi. w. of its junction w/ Weemasoul Rd.) 597 Comment
  CHSC88512  Lithophragma bolanderi Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CHSC65468  Lithophragma campanulatum Vernon Oswald 1988-6-27 3523 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly - Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC1002633  Lithophragma campanulatum Milo S. Baker and H. K. Wagnon 1953-7-12 12859 Tehama county road 5.1 mi beyond Whitlock Camp (West Tehama County); beyond Witlock Camp 1828 Comment
  JEPS108563  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  CHSC53983  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4541 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  UC1278100  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 mi s Paynes Creek Comment
  CHSC79950  Logfia gallica L. P. Janeway 2000-5-16 6741 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  OBI77044  Logfia gallica Anthony Baniaga 2011-6-3 302 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 14 SW of SE 730 Comment
  CHSC64582  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1995-4-10 6628 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC42596  Lomatium californicum Vernon Oswald 1986-5-23 2037 Tehama Round Valley Rd. (M4) 1.0 mi sw of the w end of the road to Mud Flat. 1066 Comment
  CDA15414  Lomatium caruifolium var. denticulatum G. F. Hrusa, J. Hart 1998-5-1 14428 Tehama Sacramento Valley; Above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. . Comment
  CHSC65394  Lomatium caruifolium var. denticulatum Vernon Oswald 1986-3-6 1049 Tehama Black Butte Rd. 2.0 mi n of Newville Rd. (or Black Butte Rd. East and West). 152 Comment
  CHSC81210  Lomatium caruifolium var. denticulatum J. Trizzino 2001-3-27 8 Tehama About 0.25 mi east on Lassen Road, on south side over fence on northern portion of Vina Plains Preserve, upland portion. About 600' inside of fenceline. 68 Comment
  CHSC96616  Lomatium caruifolium var. denticulatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13613 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  UC1586617  Lomatium caruifolium var. denticulatum Vernon H. Oswald and Lowell Ahart 1991-5-9 4551 Tehama ca. 6.5 mi. n. Red Bluff (ca. 1.5 mi. n.e. of Bend Bridge over Sacramento R., Paynes Creek Rec. Area, ca. 1000 ft. s.e. of s.e. corner of large pond at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UC1949244  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  UC765483  Lomatium caruifolium var. denticulatum Robert F. Hoover 1936-5-21 1182 Tehama 4 mi. s. Cottonwood Comment
  UC1441332  Lomatium caruifolium var. denticulatum Bert G. Brehm 1968-4-7 2195 Tehama ca. 13 mi. s.w. Red Bluff (ca. 9 mi. w. of intersection with Red Bank Rd. on Co. rd. A-7) Comment
  UC763121  Lomatium dasycarpum subsp. tomentosum Robert F. Hoover 1936-5-21 1183 Tehama 3 mi S of Cottonwood Comment
  SEINET12121959  Lomatium humile Unknown 1983-1 920 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Rd in E pasture 68 Comment
  RSA121616  Lomatium macrocarpum G. D. Barbe 1955-7-21 236 Tehama Near Harding Spring on the trail to Square Lake 2073 Comment
  RSA90527  Lomatium marginatum Milo S. Baker 1937-5-15 8653 Tehama Highway 36, a few miles NE of Red Bluff on old road Comment
  UCD35952  Lomatium marginatum var. marginatum Beecher Crampton 1953-4-30 1183 Tehama 10 miles east of Beegum. Comment
  HSC71858  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-22 5788 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 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
  UCSB63896  Lomatium utriculatum Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28NR2W NW1/2 NE1/4 Sect. 8; Cascade Range Foothills 164 Comment
  CHSC115579  Lonicera conjugialis Lowell Ahart; John Dittes 2015-8-6 20493 Tehama On the north side of the small stream and south of the pond, 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
  SEINET4399747  Lotus Leila M. Shultz 1990-5-5 11332 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  SEINET10543634  Lotus David B. Dunn 1971-8-15 Dunn 18176 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. Comment
  SEINET10841206  Lotus crassifolius Mary Susan Taylor 1977-8-17 Taylor 1471 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  JEPS102318  Lotus humistratus Lowell Ahart 2001-6-8 8772 Tehama 9 mi W of Paskenta (S side of road M2) 792 Comment
  HSC76512  Lotus humistratus B. J. Cox, D. B. Dunn 1971-6-10 2847 Tehama 25 mi. E of Red Bluff on Hwy. 36 1037 Comment
  RSA424762  Lotus micranthus Aaron Liston, M. Blumler 1987-4-24 656 -1 Tehama Hwy 36 between Dales and Paynes Creek; 1.9 miles E of Dales. Comment
  UCR123530  Lotus oblongifolius var. oblongifolius George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6895 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
  SEINET3696862 Image available Lotus purshianus A. A. Heller 1937-7-21 16167 Tehama Deer Creek Hwy, W of first crossing of Deer Creek. 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
  JEPS106051  Lotus purshianus var. purshianus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11208 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  JEPS88139  Lotus purshianus var. purshianus Vernon H. Oswald and Lowell Ahart 1996-7-8 7987 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, on parking lot along Hwy. 36 s. of Hog Lake, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  CHSC66573  Ludwigia palustris Vernon H. Oswald; Lowell Ahart 1996-7-8 7967 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  UC1010393  Lupinus adsurgens Milo S. Baker and H. K. Wagnon 1953-1-21 12781 Tehama logging rd w Paskenta (west Tehama County); w of Paskenta 1371 Comment
  UC1034637  Lupinus adsurgens Milo S. Baker 1955-7-25 13056 Tehama above Whitlock Camp (Klamath Mountains, Mendocino National Forest); Mendocino National Forest, Klamath Mountains 1524 Comment
  CHSC77569  Lupinus albifrons var. albifrons Heidi West; Jenny Marr 1998-4-30 Tehama Vicinity of North Fork Stony Creek and Newville. 207 Comment
  CHSC90884  Lupinus albifrons var. albifrons Niall McCarten; Roxanne Bittman 1986-6-15 5445 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UC725892  Lupinus arbustus A. A. Heller 1940-5-22 15672 Tehama along State Highway #32, 2 mi e Chico Creek crossing; 2 mi e of Chico Creek crossing Comment
  CHSC57380  Lupinus bicolor Heather L. Davis 1990-4-14 40 Tehama W side of McCoy Rd., ca. 1.5 mi s of Hooker Crk. Rd., Cottonwood. 106 Comment
  JEPS95686  Lupinus bicolor Vernon H. Oswald and L. Ahart 1995-4-10 6627 Tehama 1 mi N of Dales Station on Hwy. 36; Manton Rd.; 14 mi ne of Red Bluff 213 Comment
  RSA0070023  Lupinus bicolor Daisie Huang 2006-4-15 06041515 Tehama Manton Road. 203 Comment
  HSC85778  Lupinus bicolor Andrea Begnoche, Leonel Arguello, Bobbi Schnell 1987-3-27 21 Tehama Hwy. 36, 5.5 mi. E of Red Bluff at mi. marker 47 Comment
  UC1481930  Lupinus grayi D. B. Dunn and B. J. Cox 1971-6-10 17959 Tehama Hwy 36, 13 mi w Mineral; w of Mineral Comment
  SEINET10490342  Lupinus grayi H. Dearing, M. Dearing 1938-6-22 Dearing 2062 Tehama Potato patch camp, deer creek. Comment
  CHSC48562  Lupinus lepidus var. sellulus Vernon Oswald 1983-7-26 930 Tehama Calif. Hwy 36 at Mill Creek Bridge. 1493 Comment
  JEPS76673  Lupinus lepidus var. sellulus L. R. Heckard 1972-6-17 2952 A Tehama e slope Beegum Mt. 1127 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
  CHSC101379  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Mendocino National Forest; rocky open flat E of first drainage coming down Forks Ridge into Thomes Creek Watershed, just NE of Willow Creek CR1 study area boundary. 1676 Comment
  CHSC77574  Lupinus microcarpus var. densiflorus B. Castro; L. Janeway 1999-5-18 895 Tehama About 11 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 333 Comment
  JEPS65093  Lupinus microcarpus var. densiflorus W. L. Jepson 1932-5-9 16312 a Tehama Newville; just over line in Tehama Co. Comment
  JEPS65475  Lupinus microcarpus var. densiflorus W. L. Jepson 1899-4-28 5 t Tehama Salt Creek a tributary of the Cottonwood; Salt Creek, a tributary of the Cottonwood Comment
  CDA27501  Lupinus microcarpus var. densiflorus G. D. Barbe 1985-4-5 4209 Tehama West of Red Bulff. Comment
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  CHSC40828  Lupinus nanus var. apricus Pauleen Broyles 1983-3-25 863 Tehama The Naure Conservancy Vina Plains Preserve. On rise to e of large vernal pool in central pasture. 66 Comment
  CHSC27823  Lupinus nanus var. vallicola Catherine Corr 1978-4-18 10 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. 1/4 mi w of Jct. 67 Comment
  CHSC61733  Lupinus obtusilobus Vernon H. Oswald; Lowell Ahart 1993-9-2 5908 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  SEINET10490996  Lupinus vallicola subsp. vallicola Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2849 Tehama 25 mi e of red bluff on ca. Hwy 36, in live oak and pinus sabiniana. 1036 Comment
  CHSC88561  Luzula cascadensis L. P. Janeway 2001-6-10 7156 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  JEPS105656  Luzula cascadensis L. P. Janeway 2001-6-10 7156 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  UCR265768  Luzula cascadensis Peter F. Zika 2012-7-14 25983 Tehama North Coast Range Highlands, Yolla Bolly Nountains, bank of Route 35, 0.5 road miles northwest of junction with Forest Service Road 27N13, 1.5 air mi southeast of Rat Trap Gap 1665 Comment
  CHSC55570  Luzula macrantha L. P. Janeway 1991-4-18 3906 Tehama Battle Creek Wildlife Area. Mid-slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 149 Comment
  JEPS117387  Lycopus americanus Lowell Ahart, John Dittes 2010-10-4 17282 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC66199  Lythrum hyssopifolia Vernon H. Oswald 1996-6-3 7692 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  UCD80444  Lythrum hyssopifolia CNPS SN Foothill Team Date Unknown Survey Tehama BLM, Payne's Creek Wetlands Area. Comment
  CHSC116178  Lythrum tribracteatum Lowell Ahart; John Dittes 2015-6-22 20253 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Lost Molinos. 74 Comment
  CHSC77601  Lythrum tribracteatum B. Castro; H. West 1999-6-1 944 Tehama About 21 air miles W of Orland, vicinity of Newville, Salt Creek and N. Fk Stony Creek. 201 Comment
  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
  CHSC90434  Madia elegans Niall McCarten; Roxanne Bittman 1986-6-14 5319 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct of Rd 25N41 and 25N32. 1371 Comment
  HSC95719  Madia elegans Vernon H. Oswald, L. Ahart 1997-7-7 8677 Tehama Lookout on Tomhead Mtn. near the NE corner of the Yolla Bolly-Middle Eel Wilderness 2058 Comment
  SEINET11263930  Madia elegans subsp. elegans Lowell Ahart, Vernon H. Oswald 1995-7-12 7008 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mountain Road), 3.5 miles S of Hwy 36.; 0 Comment
  CHSC40668  Madia exigua J. D. Jokerst 1983-5-10 1750 Tehama Top of the small bluff that is the south bank of Zimmershed Cr. where its direction of flow changes from southerly to westerly. 103 Comment
  JEPS113146  Madia exigua Lowell Ahart 2007-5-8 13714 Tehama On the west bank of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  UCD134255  Madia exigua R. Tofsrud 1949-6-1 s.n. Tehama Diamond Range Burn Plot; Highway 36 about 20 miles west of Red Bluff. Comment
  CAS-BOT-BC334663  Madia glomerata John Thomas Howell 1960-8-20 36211 Tehama Morgan, near Lassen Volcanic National Park 1463 Comment
  UCD104386  Madia gracilis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6855 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  RSA0027419  Madia gracilis Barbara Ertter 1990-5-12 8932 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
  RSA505416  Madia minima R. C. Bacigalupi, G. Thomas Robbins, K. Wagnon, D. Barbe 1955-7-17 5352 Tehama Ridge top, 0.3 mile south of Post Pile Camp, about 19 miles north of Paskenta, Mendocino National Forest 1921 Comment
  CHSC77603  Malacothamnus fremontii B. Castro; L. P. Janeway 1999-6-9 972 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, along Dry Creek. 266 Comment
  CAS-BOT-BC347370  Malacothrix floccifera L. Constance; J. L. Morrison 1938-5-1 2184 Tehama Hills 5 miles southwest of Paskenta, Inner North Coast Ranges 365 Comment
  CHSC35639  Malacothrix floccifera R. E. Preston 1982-4-6 223 Tehama At side of jeep trail, ca. 1/4 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. 451 Comment
  JEPS36778  Malacothrix floccifera W. L. Jepson 1899-4-29 Tehama Manzanita Flat Comment
  UC2027197  Malacothrix floccifera Anthony Baniaga 2011-7-23 457 Tehama Lassen National Forest. On decomissioned 27N02, before it forks to spurs. Onion Butte quadrangle Comment
  CHSC65278  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1995-6-13 6850 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 219 Comment
  CHSC66103  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-4-29 7500 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. On the northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve (Collected ca. 0.3 mi E of the W boundary). 102 Comment
  CHSC66870  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-9-4 8272 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 265 Comment
  CHSC88302  Medicago lupulina Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11218 Tehama On the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and the bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 674 Comment
  CHSC27829  Medicago polymorpha Eric J. Miller 1978-4-24 12 Tehama Ca. 1 km w of Sacramento River at Woodson Bridge. Comment
  CHSC64619  Medicago polymorpha Vernon Oswald; Lowell Ahart 1995-4-17 6660 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally common in gravel on the edge of Inks Creek Rd. near the w boundary of the reserve. 213 Comment
  CHSC67221  Medicago polymorpha James D. Jokerst 1983-5-18 1770 Tehama Wurlitzer Ranch E of Meridian Rd., open plains between Zimmershed and Pine Creeks ca. 0.5 mi W of the powerline. Comment
  JEPS97214  Medicago polymorpha var. polymorpha Vernon H. Oswald and L. Ahart 1995-4-25 6683 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  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
  JEPS113127  Medicago praecox Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13612 Tehama On the banks of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  HSC14997  Medicago praecox John L. Heywood, D. H. Norris 1968-3-31 1845 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  CHSC66520  Melica californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7568 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  JEPS88296  Melica californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7568 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 188 Comment
  LA37883  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama SE side of S Yolla Bolly Mountain 2255 Comment
  UC1025132  Melica stricta Douglas Barbe 1955-7-16 169 Tehama East Ridge leading to summit South Yolla Bolly (w Tehama County) Comment
  UCD88482  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  CHSC66139  Melica torreyana Vernon H. Oswald; Lowell Ahart 1996-5-6 7519 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slope bordering Paynes Creek at this location. 128 Comment
  CHSC70924  Melica torreyana Vernon Oswald; Lowell Ahart 1998-4-21 8936 Tehama Inner North Coast Ranges. Nomalaki Trail near Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). 548 Comment
  CHSC87146  Melica torreyana Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. Along stream bank. 289 Comment
  CHSC59182  Melilotus indicus Vernon H. Oswald 1992-9-29 5223 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CHSC81275  Mentha canadensis Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  CAS-BOT-BC465599  Mentzelia Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -068 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  CHSC65705  Micranthes californica Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7262 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On bank along Paynes Creek in the NE corner of the parcel. 152 Comment
  CHSC56336  Micranthes oregana K. R. Stern 1986-5-21 8271 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC40578  Micropus californicus var. californicus Pauleen Broyles 1983-4-14 885 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC91611  Micropus californicus var. californicus G. F. Hrusa; J. Hart 2000-4-8 15314 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. At outer edges of vernal pools. 100 Comment
  HSC65818  Micropus californicus var. californicus C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 85 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS113145  Micropus californicus var. californicus Lowell Ahart 2007-5-8 13715 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 111 Comment
  JEPS35677  Microseris acuminata W. L. Jepson 1932-5-9 16356 Tehama 3 to 4 mi ne Red Bluff 137 Comment
  JEPS88503  Microseris acuminata Vernon H. Oswald and Lowell Ahart 1996-4-23 7422 Tehama BLM parcel along Hwy 36 ne Red Bluff (w shore of lake); Cascade Range Foothills, Hog Lake Plateau, Hog Lake 265 Comment
  HSC77818  Microseris acuminata K. L. Chambers, Konrad Bachmann 1978-4-26 4450 Tehama Hwy. 99W, paralleling Hwy. 5, 4.0 mi. S of Corning exit. Comment
  UC1949315  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CHSC116680  Microseris nutans Lowell Ahart; John Dittes 2016-4-29 20817 Tehama On north side of the trail, about 400 yards south of the fish ladder on Deer Creek, northwest of a flat area (campground) above Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/8 miles by trail to Highway 32. 935 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
  CHSC88290  Mimulus Lowell Ahart 2004-6-28 11137 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 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
  JEPS17583  Mimulus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5355 Tehama 11.3 mi w Paskenta (along broad lumber-truck road, on ridge between Mill and Digger creeks); Mendocino National Forest 1097 Comment
  UC1239057  Mimulus arvensis Freed W. Hoffman 1947-6-23 1594 Tehama Government Flat North Coast Ranges 796 Comment
  CDA41669  Mimulus bicolor S. E. Schoenig 1998-7-5 98 -75 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  SEINET3365883 Image available Mimulus breweri Louise Kellogg 1952-7-9 10 Tehama Near Squaw CAmp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2134 Comment
  UC1543760  Mimulus breweri Harold and Virginia Bailey 1948-8-28 3068 a Tehama below Ski Hut (Sulphur Creek campground); Lassen Volcanic National Park 2011 Comment
  RSA718201  Mimulus breweri L. Ahart 2006-7-19 13035 Tehama About 100 yards west of 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. 1526 Comment
  OBI82947  Mimulus cardinalis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3942 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  UC725279  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama between first w crossing on the Deer Creek Road and Deer Creek Meadows; Deer Creek Comment
  JEPS101528  Mimulus glaucescens Dean W. Taylor 1997-5-30 16006 Tehama Ponderosa Way in canyon Soap Creek 822 Comment
  UCD80788  Mimulus glaucescens CNPS SN Foothill Team 2005-6-13 SNFN 0378 d Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  UCD96127  Mimulus glaucescens Dena Grossenbacher; Brian Green 2008-5-6 818 Tehama Cone Grove Park on banks of Antelope Creek just north of the park. 86 Comment
  JEPS104189  Mimulus guttatus Lowell Ahart 2003-8-23 10535 Tehama Along and in a small streamlet, on both sides of the trail, ca 1/4 mi from the campsite as one hikes to Square Lake, ca 1 mi ne of Mount Linn, South Yolla Bolly. 2118 Comment
  RSA123562  Mimulus guttatus G. D. Barbe 1955-6-21 230 Tehama South shore of Square Lake. 2104 Comment
  UCD122709  Mimulus guttatus J. M. Tucker 1959-7-19 3564 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  RSA21516  Mimulus kelloggii Carl B. Wolf 1937-5-16 8702 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  UCD122755  Mimulus layneae S. E. Schoenig 1998-7-5 98- 74 Tehama NW bank, Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  UC1177934  Mimulus layneae Francia Chisaki, Gene B. Newcomb 1958-6-20 1140 Tehama near entrance of cut-off to Inskip Look-out ((the cut-off on road leading n out of Paynes Creek to Inskip Power House)); Lassen National Forest Comment
  JEPS106014  Mimulus microphyllus Lowell Ahart 2004-6-28 11126 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS17626  Mimulus nanus var. nanus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5334 Tehama 3/4 mi e and above Somerset Meadow (1.2 mi below and s of Ovenlid); High North Coast Ranges 1889 Comment
  UCD80791  Mimulus nasutus CNPS SN Foothill Team 2006-4-4 SNFN 0440 e Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  RSA759886  Mimulus primuloides Barbara J. Ertter, Brad Olson 1991-7-6 10384 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
  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
  JEPS4669  Mimulus pulsiferae Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  UC1001338  Mimulus tilingii Louise Kellogg 1952-7-18 85 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  RSA519040  Mimulus torreyi Barbara J. Ertter 1989-7-4 8700 Tehama 1.4 mi E of Mineral on Hwy 36 at Conrad Grove LP, upper edge of Battle Creek Mds along Nanny Creek. 1524 Comment
  RSA424719  Minuartia douglasii Aaron Liston, M. Blumler 1987-4-24 655 -4 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. 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
  UC1037367  Minuartia nuttallii subsp. gregaria Douglas Barbe 1955-7-16 165 Tehama around Oven Lid (w Tehama Co.); Mendocino National Forest 1920 Comment
  UCD98297  Minuartia nuttallii subsp. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama southeast side of South Yolla Bolly Mountain. 2255 Comment
  LA47653  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama SE side of South Yolla Bolly Mountain 2255 Comment
  CAS-BOT-BC181139  Minuartia rosei J. P. Smith; T. W. Nelson 1978-7-22 10031 Tehama Shasta-Trinity National Foest, Tedoc Mtn. 1613 Comment
  CHSC35542  Minuartia rosei Thomas W. Nelson; Jane P. Nelson 1980-6-22 5784 Tehama Along road to Wells Creek Campground ca. 1 mile southeast of Tedoc Gap. 1310 Comment
  JEPS76748  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama Tedoc Mt.; nw side, along new road around w of mountain 1280 Comment
  JEPS81073  Minuartia rosei Thomas W. Nelson and Jane P. Nelson 1980-6-22 5846 Tehama along forest service rd. 45 1.5 mi n Tedoc Gap (w side of mt.); Six Rivers National Forest, Mount Tedoc 1371 Comment
  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
  JEPS95118  Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  CHSC100905  Mollugo verticillata R. A. Schlising 1978-8-6 3335 Tehama At the Lassen Road crossing of Singer Creek. 70 Comment
  JEPS126578  Monardella breweri subsp. lanceolata Lowell Ahart, John Dittes 2016-6-22 21027 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
  UC2035959  Monardella odoratissima subsp. pallida C. Epling, Wm. Robison 1935-7-16 Tehama Near Mineral Comment
  CHSC76520  Monardella sheltonii Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 292 Comment
  JEPS101610  Monardella villosa subsp. villosa Dean W. Taylor 1997-6-13 16073 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat 685 Comment
  CHSC51900  Montia chamissoi K. R. Stern; L. P. Janeway 1986-5-21 8294 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  SBBG122968  Montia fontana B. Ertter, B. Olson 1991-7-6 10412 Tehama Rocky Cabin meadow, ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca. 30 air mi W of Corning 1889 Comment
  CHSC57825  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1992-4-21 4907 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.7 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. 316 Comment
  CHSC64363  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in shallow water in the intermittent drainage w of the borrow pit. 213 Comment
  UC1506100  Morus rubra Robert T. Clausen 1963-3-26 63021 Tehama se of Corning (on s side Hall Creek, Sacramento Valley, Sacramento River Drainage); Sacramento Valley, Hall Creek Comment
  CHSC64556  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1995-4-10 6607 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 the nw edge of Pool 8 and the w boundary fence. 213 Comment
  UC1019897  Nassella cernua Milo S. Baker and H. K. Wagnon 1953-5-3 Tehama 6 mi s Paskenta (along Crane Milling Co.S. road) Comment
  CHSC49584  Nassella lepida Vernon Oswald 1988-5-12 3301 Tehama M2 (23N01) 7.7 mi (odometer) w of Paskenta. 688 Comment
  JEPS98978  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC260114  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding Comment
  CHSC60374  Navarretia divaricata Mary Ann Showers 1992-6-26 2562 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  UC1025117  Navarretia divaricata Douglas Barbe 1955-7-17 215 Tehama Cold Spring Camp 1889 Comment
  CHSC86585  Navarretia filicaulis L. P. Janeway 2003-6-14 7840 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  RSA757308  Navarretia filicaulis Barbara Ertter, James R. Shevock 1992-6-14 11201 Tehama Mill Crek Rim on north side of Mill Creek, Ponderosa Way 3.6 miles north of Mill Creek Crossing, about 13 air miles southwest of Mineral. 1067 Comment
  CHSC41025  Navarretia heterandra Pauleen Broyles 1982-5-10 567 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  JEPS70254  Navarretia heterandra W. L. Jepson 1938-6-10 18971 Tehama 9 mi n Orland (near Sourgrass Creek) 76 Comment
  CHSC94368  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-19 13017 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS70405  Navarretia intertexta subsp. propinqua W. L. Jepson 1927-6-24 12340 Tehama Battle Creek Meadows Mineral 1524 Comment
  JEPS70410  Navarretia intertexta subsp. propinqua Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  JEPS16184  Navarretia leucocephala Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3133 Tehama 8 mi ne Flourney (along Paskenta Raod, w Tehama County) Comment
  SEINET12326995  Navarretia leucocephala L. J. Newsum 1984-1 9 Tehama Haille Rd., 1/8 mi W off Hwy 99, 15 mi N of Chico 61 Comment
  CHSC66019  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald; Lowell Ahart 1996-4-29 7490 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected near the large vernal pool in the cluster of pools N of the farm pond located on the S boundary. 103 Comment
  UCD106395  Navarretia linearifolia subsp. pinnatisecta Amelie C. Blyth 1950-7-16 2 Tehama about 5 miles east of Childs Meadow, on Highway 36 and 89. Comment
  CAS-BOT-BC233613  Navarretia pubescens John Thomas Howell 1955-6-12 30304 Tehama 8.5 miles S of Corning Comment
  CHSC102240  Navarretia pubescens L. P. Janeway 2009-4-21 9807 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC116945  Navarretia pubescens D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  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
  JEPS19791  Navarretia pubescens Rimo Bacigalupi with S. Galen Smith 1957-6-24 5927 Tehama 8.1 mi s Corning (along U.S. Highway 99-W) 83 Comment
  RSA765679  Navarretia pubescens Barbara Ertter, Brad Olson 1991-7-5 10292 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff. 213 Comment
  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
  RSA93378  Navarretia sinistra subsp. pinnatisecta Milo S. Baker, H. K. Wagnon 1953-7-12 12870 Tehama 5.3 miles beyond Whitlock Camp along County road. 1829 Comment
  CHSC84283  Navarretia tagetina Lowell Ahart; John Dittes 2003-6-11 10251 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
  JEPS87931  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  CHSC86981  Navarretia viscidula Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  UC596196  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
  UCD80646  Navarretia viscidula CNPS SN Foothill Team 2005-5-26 SNFN 0328 b Tehama BLM, Hog Lake/Paynes Creek, off Spring Road in the BLM's Battle Creek Recreation Area; plot is located north across the road from a target shooting area. 195 Comment
  UC1299597  Navarretia viscidula Freed W. Hoffman 1948-7-1 2469 Tehama 24.5 mi w Red Bluff (Red Bluff to Saddleback Camp road) Comment
  UCD48716  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama Dry clay flat, 1 mile south of Cottonwood in Tehama Co. 137 Comment
  CHSC96772  Nelumbo lutea Stoffel 2005-7-19 1411565 Tehama Tehama County: Table Mtn Ranch in Red Bluff. Comment
  CDA37619  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 1 of 2. 0 Comment
  JEPS13025  Nemacladus montanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5354 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  SEINET10873474  Nemacladus montanus Baker 1953-5-30 Baker 12682 Tehama West of Pakenta on a slide of disintegrating rock across the logging road near the 5 mile post Comment
  CHSC66049  Nemophila heterophylla Vernon H. Oswald; Lowell Ahart 1996-5-6 7518 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the bank of Paynes Creek. 124 Comment
  RSA713007  Nemophila heterophylla L. Ahart 2006-5-5 12572 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. 577 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
  RSA537457  Nemophila heterophylla Barbara Ertter 1989-5-3 8440 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester. 976 Comment
  RSA90477  Nemophila heterophylla Milo S. Baker, H. K. Wagnon 1953-4-25 12528 Tehama West of Paskenta along logging road. Comment
  JEPS1918  Nemophila menziesii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  UC1010391  Nemophila parviflora var. austiniae Milo S. Baker and H. K. Wagnon 1953-6-21 12790 Tehama w Paskenta (at Henderson's Canyon, West Tehama County); w of Paskenta, at 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
  CHSC67229  Nemophila pedunculata James D. Jokerst 1981-2-23 1243 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS113132  Nemophila pedunculata Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13623 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  HSC1838  Nemophila pedunculata Larry Berti 1969-3-15 14 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC116928  Odontostomum hartwegii J. P. Bergmann 2011-4-21 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  CHSC118057  Odontostomum hartwegii Daphne K. Christopher; Hannah Stevens 2003-4-19 214 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek Trail. 130 Comment
  JEPS88286  Odontostomum hartwegii Vernon H. Oswald and Lowell Ahart 1996-5-6 7527 Tehama BLM parcel along Hwy. 36 n.e. Red BLuff (edge of flood channel along Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  JEPS94242  Odontostomum hartwegii Vernon Oswald and Lowell Ahart 1998-5-14 9042 Tehama Highway 36 w of Red Bluff 1.3 mi w of Cannon Road; Highway 36 274 Comment
  RSA757035  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  UC1080385  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 mi. n.w. of junction of State Hwy. 36 & U.S. Hwy. 99 274 Comment
  CHSC52892  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Central Valley. Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  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
  UCD21122  Orcuttia pilosa Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 297 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584456; 4416102. Comment
  CHSC45792  Orcuttia tenuis R. D. Stone 1986-7-20 770 Tehama Central Valley. About 10 miles NNE of Red Bluff and 0.1 miles SE of Table Mountain Lake. Vernal pool. 172 Comment
  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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  CHSC52907  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.6 miles WSW of Manton Road (County Rd. A-6) crossing of Spring Branch creek, 0.25 miles east of natural gas pipeline. Vernal pool. 297 Comment
  CHSC83241  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. In vernal pond. Comment
  JEPS74754  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama Hwy 36 1.4 mi n Dales (on road to Manton) Comment
  JEPS84123  Orcuttia tenuis R. D. Stone 1986-7-23 784 Tehama 3.6 mi nw Dales Lake (about 15 mi ne of Red Bluff); Central Valley, Inks Creek Ranch, Reservoir 466' Comment
  UCD88275  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama 1.4 miles north of Dales. 100 meters west of County Road A-6. Comment
  SEINET10894253  Orcuttia tenuis Stone 1986-1 Tehama Comment
  CHSC115530  Oreostemma alpigenum var. andersonii Lowell Ahart; John Dittes 2015-8-5 20435 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. Mountain Meadow. 1498 Comment
  SEINET2442115  Oreostemma alpigenum var. andersonii David Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Highway 89. 0.8 miles S of Lassen Volcanic National Park southern boundary. Lodgepole pine-red fir forest with meadows. Comment
  CHSC105639  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
  JEPS10810  Orobanche fasciculata Hilda W. Grinnell 1927-5-26 Tehama Between Mineral and Payne Creek. Comment
  RSA0083227  Orthilia secunda M. B. Dunkle 1931-8-15 2683 Tehama Woods Creek 2195 Comment
  CHSC95176  Orthocarpus cuspidatus subsp. cryptanthus R. D. Fischer 2005-8-21 814 Tehama Cascade Range high, Lassen National Volcanic Park. Plant found along trail to Mill Creek Falls, out of lower campground. 1950 Comment
  RSA719175  Osmorhiza berteroi L. Ahart 2006-7-19 13045 Tehama About 170 yards northeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 1/8 air miles northeast of Butte Meadows 1541 Comment
  CHSC64936  Osmorhiza occidentalis Vernon H. Oswald; Lowell Ahart 1995-7-12 7017 Tehama W of Red Bluff and S of Platina on Forest Route 45 ( Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. High North Coast Ranges. 1097 Comment
  HSC70137  Packera greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4463 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CHSC82370  Packera subnuda var. subnuda Lowell Ahart 2002-6-29 9812 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  JEPS60656  Paeonia brownii W. L. Jepson 1899-5-27 Tehama Greasewood Hills Yollo Bolly Mts. Comment
  UCD80584  Panicum acuminatum CNPS SN Foothill Team 2005-6-7 SNNR 0165 b Tehama TNC Dye Creek Preserve, at the southwest end of Speegle Ridge. 350 Comment
  CHSC66224  Panicum acuminatum var. acuminatum Vernon H. Oswald; Lowell Ahart 1996-6-3 7694 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
  CHSC77633  Panicum capillare Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek and Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS115392  Panicum capillare Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16346 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9. 1493 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
  CHSC85016  Parnassia palustris John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 791 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope southeast of Square Lake. 2151 Comment
  RSA724866  Parnassia palustris var. californica L. Ahart 2006-9-9 13260 Tehama On the E side of the dirt road. About 150 yards E of Colby Creek. About 2 miles (air) SE of Colby Mountain. About 5 miles (air) NE of Butte Meadows. 1526 Comment
  CHSC43051  Paronychia ahartii Pauleen Broyles 1985-4-18 941 Tehama The Nature Conservancy Vina Plains Preserve. S side of Lassen Road, ca 25 m s of the stile crossing fence, and ca 50 m west and north of small vernal pool. 66 Comment
  CHSC43088  Paronychia ahartii J. D. Jokerst 1984-4-17 1979 Tehama Within the restricted area that was searched. The Nature Conservancy's Vina Plains Preserve, ca 150 ft south of Lassen Road between vernal pool and stile (in 'Lassen Pasture'). 60 Comment
  CHSC47401  Paronychia ahartii John T. Howell 1955-6-12 30307 Tehama 8.5 miles south of Corning. Comment
  JEPS118020  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
  JEPS90769  Paronychia ahartii Roy E. Buck, Glenn L. Clifton 1990-4-4 1489 Tehama 21 air km ne of Red Bluff (plain nw of Dales, 2.0 air km nnw of confluence of Paynes Creek and De Haven Gulch drainage, just e of gas pipeline intersection station) 201 Comment
  SEINET4855735  Paronychia ahartii John Thomas Howell 1955-6-12 30307 Tehama 8.5 mi S of Corning. Comment
  JEPS25394  Parvisedum pumilum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7008 Tehama about 1 mi e of Dales (along State Highway 36, just s of roadway); State Highway 36 234 Comment
  UC718222  Parvisedum pumilum Carl B. Wolf 1937-5-16 8707 Tehama Red Bluff-Susanville Road 2 8/10 mi above Paynes Creek Post Office (Northern Sierra Nevada Foothills); Northern Sierra Nevada Foothills 609 Comment
  CAS-BOT-BC259747  Paspalum distichum Reeder, John R. & Charlotte G. Reeder 1975-8-10 6683 Tehama Ca. 4 miles SW of Dales, ca. 11 miles NE of Red Bluffs 274 Comment
  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
  CHSC117629  Passiflora caerulea Lowell Ahart; John Dittes 2016-8-25 21311 Tehama South of the parking area, along a dirt road, about 300 yards west of the Sacramento River, Anderson River Park, 0.7mile (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
  CHSC43464  Pectocarya penicillata Lowell Ahart 1979-4-25 1839 Tehama On a bank along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC53939  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1991-4-16 4490 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  CHSC64342  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1995-3-19 6526 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between the southern cluster of vernal pools and the basalt flow to the south. 210 Comment
  UCSB63860  Pectocarya pusilla Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W center NE 1/4, Sect. 8; Cascade Range Foothills 198 Comment
  CHSC27555  Pedicularis densiflora W. K. Cheechov 1978-3-24 2 Tehama Ca. 25 ft w of Pettyjohn Rd. 2.6 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 219 Comment
  JEPS10364  Pedicularis densiflora Jos. Grinnell June 1925 Tehama Mineral Comment
  SJSU5828  Pedicularis densiflora D. L. Wilson 1970-4-18 Tehama Little Giant Mill Rd 1 mi SE of its junction with Hwy 20 between Paynes Cr & Mineral 1066 Comment
  UCD112398  Pedicularis densiflora Christopher Mallek 2008-5-7 RR4- 1 Tehama Raglin Ridge. 927 Comment
  CHSC77715  Pellaea andromedifolia B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 928 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  HSC95704  Penstemon anguineus Vernon H. Oswald, L. Ahart 1997-7-7 8710 Tehama Forest Route 35 at Jones Camp Creek, N side of Yolla Bolly-Middle Eel Wilderness, E of Rat Trap Gap 1524 Comment
  SFV17866  Penstemon azureus J. D. Dilley 1998-6-14 309 Tehama Battle Creek Vista, 20 miles east of Red Bluff on SR-36. 900 Comment
  JEPS127859  Penstemon azureus subsp. azureus Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 634 Tehama Mendocino National Forest. About half way up to radio tower on Toomes Camp Rd west of Paskenta. Comment
  RSA691021  Penstemon azureus subsp. azureus L. Ahart, John Dittes 2003-6-11 10263 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
  JEPS105607  Penstemon azureus var. angustissimus L. P. Janeway 2003-6-14 7831 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank 780 Comment
  JEPS17604  Penstemon azureus var. angustissimus Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5333 Tehama 3/4 mi e of and above Somerset Mdw (1.2 mi s of Ovenlid); Mendocino Nat Forest, s of Ovenlid 1889 Comment
  CHSC80283  Penstemon heterophyllus B. Castro; L. P. Janeway 2000-6-6 1194 Tehama Vicinity of Paskenta and Thomes Creek. 332 Comment
  UC1238955  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-7-2 2447 Tehama Platina-Redding Road about 1 mi e Platina Junction; North Coast Ranges, e of Platina Junction 670 Comment
  CHSC83688  Penstemon neotericus L. P. Janeway 2001-6-24 7225 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  SBBG28896  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 mi E of Mineral 1524 Comment
  UCR124023  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6915 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CHSC61680  Penstemon purpusii Vernon H. Oswald; Lowell Ahart 1993-9-2 5916 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2438 Comment
  UC1001305  Penstemon purpusii Louise Kellogg 1952-7-12 29 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest 2438 Comment
  JEPS108923  Penstemon rydbergii var. oreocharis Lowell Ahart 2006-7-19 13026 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS11479  Penstemon rydbergii var. oreocharis C. S. Robinson 1923-7-23 769 Tehama Minnie Glade, Mendocino National Forest Comment
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  HSC65819  Penstemon speciosus C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 87 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  CHSC55170  Pentagramma triangularis subsp. triangularis L. P. Janeway 1991-4-18 3908 Tehama On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 149 Comment
  CHSC66466  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1996-5-20 7578 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  JEPS97380  Pentagramma triangularis subsp. triangularis Vernon H. Oswald and Lowell Ahart 1995-4-10 6643 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 2 mi N of Dales Station on Hwy 36; NE corner of reserve, near old hwy); Cascade Range Foothills, Dales Lake Ecological Reserve 225 Comment
  CHSC60295  Perideridia bolanderi subsp. bolanderi Mary Ann Showers 1992-6-26 2569 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS110309  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2006-7-19 13033 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, about 10 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC92909  Perideridia gairdneri D. Isle; Mike VanDame, Vicki Stoll, Jesse Rosenquist 1999-8-11 1409 Tehama Mendocino National Forest-- North Coast Ranges, Thomes Creek Watershed. Slanes Flat meadow east of cabin. 1642 Comment
  UC1619917  Perideridia gairdneri subsp. gairdneri Barbara Ertter 1991-9-2 10759 Tehama ca. 16 airmiles e. Covelo (springs at head of Burnt Creek on e. side of Anthony Peak, 0.5 mi. n. of Wells Cabin Campground on ridge rd.); s.w. Tehama Co., Anthony Peak, Burnt Creek 1889 Comment
  CHSC76503  Perideridia kelloggii Hiedi West; Beth Hendrickson 1999-6-3 Tehama Thomes-Newville. Vicinity of Salt Creek and Newville. 274 Comment
  CHSC28732  Perideridia parishii subsp. latifolia Robert A. Schlising; Coleta Lawler 1979-8-21 3474 Tehama S of Lassen Nat. Park, W of Childs Meadows, 0.25 mi S of Jct Hwy 36 and Hwy 172, along latter. Comment
  CAS-BOT-BC418942  Persicaria lapathifolia R. E. Frenkel 1964-7-11 694 Tehama On California Hwy. 36, immediately west of Mineral Lodge 1463 Comment
  CHSC68934  Petasites frigidus var. palmatus Vernon Oswald; Lowell Ahart 1997-7-7 8693 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC66013  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1996-4-29 7494 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. Nw of Corning. (Collected on a gravel bar along the intermittent stream ca. 0.3 mi E of the W boundary). 102 Comment
  JEPS97202  Petrorhagia dubia Vernon H. Oswald 1995-4-3 6579 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 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 207 Comment
  UC1039725  Phacelia egena Douglas Barbe 1955-7-16 191 Tehama Mt. Linn (summit) South Yolla Bolly Mountain (w Tehama Co.) 2439 Comment
  POM305333  Phacelia egena Henry J. Ramsey, Henry J. Ramsey 1938-8-1 685 Tehama Mineral King [written on specimen: Mineral? Not Mineral King of Tulare Co. - Heckard]. Comment
  RSA756239  Phacelia heterophylla subsp. virgata Barbara Ertter, Brad Olson 1991-7-4 10235 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  CHSC61426  Phacelia hydrophylloides Vernon H. Oswald; Lowell Ahart 1993-8-11 5789 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CHSC65342  Phacelia mutabilis Lowell Ahart 1995-10-3 7656 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
  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
  SEINET11268241  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows.; 0 1341 Comment
  POM127638  Phacelia procera W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  JEPS101532  Phacelia purpusii Dean W. Taylor 1997-6-6 16026 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  JEPS118629  Phacelia tanacetifolia B. Castro, L. P. Janeway 2000-4-22 1095 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.5 mi northwest of Black Rock; south-facing slope overlooking Mill Creek. Barkley Mountain 7.5' quad. Comment
  JEPS94375  Phacelia tanacetifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8444 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29) 17.8 mi s of Plum Creek Road Mill Creek; Ponderosa Way 920 Comment
  RSA153473  Phacelia tanacetifolia I. L. Wiggins 1925-3-26 1540 Tehama Above the gorge on Mill Creek. Comment
  CHSC87006  Phalaris aquatica Jenny Marr; Natalie Wight 1998-7-14 Tehama Vicinity of upper-most North Fork Stony Creek and Newville Road (Garland Road). Vernal pools. 213 Comment
  CHSC88534  Phalaris aquatica Jenny Marr; Beth Hendrickson 1999-5-28 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat. 289 Comment
  CHSC41062  Phalaris paradoxa Pauleen Broyles 1982-6-8 708 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  JEPS69944  Phlox diffusa W. L. Jepson 1897-6-25 14989 Tehama South Yollo Bolly Comment
  CHSC77392  Phoradendron villosum Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  CHSC105652  Physalis lancifolia Lowell Ahart; John Dittes 2010-10-4 17284 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  OBI75209  Phytolacca americana David J. Keil, with Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Bowman Road on Amen Lane 135 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
  CHSC41011  Pilularia americana Pauleen Broyles 1983-4-21 91 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  CHSC4575  Pinus contorta subsp. murrayana C. Glascock 1965-2-7 229 Tehama 1.1 mi sw of junction of Hwy 32 with 36 (89) on Hwy 32. Comment
  HSC70452  Pinus jeffreyi J. P. Smith, Thomas W. Nelson 1978-7-22 10033 Tehama Shasta-Trinity National Forest, Tedoc Mtn., Bulk Collection 223 1614 Comment
  CAS-BOT-BC72981  Pinus monticola Douglas Barbe 1955-6-21 229 Tehama Growing on a rocky hill at the west shore of Square Lake. 2103 Comment
  CHSC88965  Pinus ponderosa A. Peterson 2003-4-10 29 Tehama Hwy 36 east of Red Bluff. Jct. with Ponderosa Way. 1219 Comment
  SEINET10530798  Pinus ponderosa Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2839 Tehama 16 mi E of Red Bluff on Calif. Hwy 36; in grass; at edge of Pinus ponderosa and P. jeffreyi. 366 Comment
  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
  CHSC49681  Piperia transversa Vernon Oswald 1984-7-9 1565 Tehama East side of Hwy 32 at the bridge over Chico Creek. 1048 Comment
  RSA739590  Plagiobothrys austiniae John Dittes 2003-3-30 2003 -5 Tehama Tehama County: Sacramento Valley, 12.5 air miles N by NW of Chico, 1.5 air miles E of Hwy 99, S of Lassen Road. 72 Comment
  CHSC66043  Plagiobothrys bracteatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7525 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a flood channel along Paynes Creek at this location. 124 Comment
  SEINET8685771 Image available Plagiobothrys canescens Richard R. Halse 2015-1 9326 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  JEPS68015  Plagiobothrys canescens W. L. Jepson 1899-4-25 21141 Tehama Salt Creek Rosewood Comment
  CHSC65927  Plagiobothrys fulvus Vernon H. Oswald; Lowell Ahart 1996-4-15 7366 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In upland near a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  JEPS113128  Plagiobothrys fulvus Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13616 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
  UCD146603  Plagiobothrys fulvus G. F. Hrusa; J. Hart 1998-5-10 14430 Tehama 1/4 mile south of Coyote Creek wash, Coyote Creek Conservation Area, and around 1 mile west of Paskenta Road. Northern Sacramento Valley. 100 Comment
  SJSU8066  Plagiobothrys fulvus var. campestris S. S. Rewak 1962-4-18 83 Tehama Proberta c. 7 mi S of Rad Bluff Comment
  CHSC53999  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1991-5-9 4552 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 upland ca. 1000 ft. southeast of the southeast corner of the large pond at the entrance kiosk. 112 Comment
  JEPS61035  Plagiobothrys hispidulus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows Comment
  UCD21096  Plagiobothrys leptocladus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 272 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
  CHSC102323  Plagiobothrys nothofulvus L. P. Janeway 2009-4-4 9719 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
  JEPS122041  Plagiobothrys nothofulvus Lowell Ahart, John Dittes 2014-5-16 19472 Tehama About 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CDA14333  Plagiobothrys stipitatus var. micranthus G. F. Hrusa, J. Hart 1998-5-1 14407 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and ~ 2 mi. W of Paskenta Rd. Comment
  CHSC113256  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2014-5-18 19523 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
  CHSC84267  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-6-11 10239 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC102364  Plagiobothrys tenellus L. P. Janeway 2009-3-28 9670 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
  CHSC28991  Plagiobothrys tenellus J. D. Jokerst 1979-4-14 201 Tehama S. edge of canyon N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  CHSC67187  Plagiobothrys tenellus James D. Jokerst 1984-3-17 1933 Tehama Wurlitzer Ranch on the E side of Meridian Rd., old creek bed S of and adjacent to Zimmershed Creek, NW of house site at the end of a road shown on USGS map. 97 Comment
  HSC59812  Plagiobothrys tenellus John L. Heywood, D. H. Norris 1968-3-31 1867 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  UC725380  Plagiobothrys tener var. tener A. A. Heller 1938-7-28 15292 Tehama on the Mineral-- Mt. Lassen Highway (near the junction with the old road) Comment
  CHSC41019  Plantago bigelovii Pauleen Broyles 1982-3-23 367 Tehama The Nature Conservancy Vina Plains Preserve. On a rise, ca 100 m south of Lassen Rd and w of irrigation ditch in w pasture. 68 Comment
  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
  SEINET12332639  Plantago coronopus Unknown 1982-1 635 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Road 66 Comment
  CHSC4506  Plantago erecta C. Glascock 1965-5-15 424 Tehama 12.4 mi. W of Mineral R. S. on Hwy. 36 at N roadside. Comment
  CHSC65650  Plantago erecta Shaun E. Sims 1995-4-22 12 Tehama Ca. 3 mi se Eagle Peak. 304 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
  CHSC90690  Plantago erecta D. Isle 1996-3-7 1006 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  RSA516591  Plantago erecta R. C. Bacigalupi, G. Thomas Robbins, Francia Chisaki 1956-4-18 5599 Tehama Along US Hwy 99-E, 1.5 miles N of Butte Co. line. 76 Comment
  CHSC113253  Plantago lanceolata Lowell Ahart; John Dittes 2014-5-18 19517 Tehama East bank of a large canal, on the north side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  HSC16853  Plantago major Larry Berti 1968-6-20 Tehama Red Bluff Comment
  HSC93243  Plantago major Vernon H. Oswald, L. Ahart 1996-9-4 8262 Tehama Along Hwy. 36, NE of Red Bluff, Cascade Range Foothills, along Paynes Creek 1 mi. upstream from old bridge site 131 Comment
  UCD138968  Platanthera dilatata var. leucostachys Kenneth D. Stewart 1965-7-7 s.n. Tehama around 2 miles south of south entrance to Lassen Volcanic National Park. Comment
  CHSC12953  Platanthera leucostachys K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5801 Tehama Ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  RSA66994  Platanthera leucostachys Philip A. Munz 1951-7-25 16881 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
  JEPS51628  Platystemon californicus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta Comment
  JEPS51582  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Wimmeshaw btw Salt Creek and Cold Fork tributaries of the Cottonwood (between Salt Creek and Cold Fork, tributaries of the Cottonwood) Comment
  JEPS5141  Plectritis ciliosa subsp. ciliosa Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on Paskenta-Covelo Road); Paskenta-Covelo Road Comment
  CHSC64377  Plectritis ciliosa subsp. insignis Vernon H. Oswald 1995-3-15 6521 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
  CHSC65708  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. NE corner of the plateau. On the S side of Paynes Creek. 213 Comment
  UCD80807  Plectritis congesta subsp. brachystemon CNPS SN Foothill Team 2006-4-4 SNFN 0440 f Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  CHSC83219  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  SBBG116105  Poa bolanderi B. Crampton 1954-6-16 1987 Tehama Howell Saddle, ca. 0.25 mi W of Howell camp 1892 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
  UCD149779  Poa palustris William Anderson 1965-8-7 s.n. Tehama Deer Creek. Hyw. 32. Comment
  UC149651  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4344 Tehama near Morgan (Mill Creek Canyon); Mt Lassen 1524 Comment
  RSA92964  Poa secunda M. S. Baker 1953-4-25 12519 Tehama Foothills along Crane Lumber Rd. West of Paskenta, perhaps 2 miles Comment
  CHSC102244  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2009-4-25 9762 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC65795  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1996-4-8 7344 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 0.9 mi W of the parking lot on Hwy. 36. 254 Comment
  SEINET12332640  Pogogyne zizyphoroides Unknown 1982-1 447 Tehama Just S of Lassen Roadl T24N R1W, S central Section 21 68 Comment
  CDA25327  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama On ranch road made from gravel from adjacent Antelope Creek, 6 miles west of Red Bluff. 0 Comment
  UCD116378  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Antelope Creek, 6 miles W of Red Bluff. Comment
  CHSC100242  Polygonum D. Isle 1989-6-22 1505 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Moist spot on north edge of road M2, approximately 9(+) miles west of Paskenta. 914 Comment
  CAS-BOT-BC109127  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama On Wright-Graham ranch, South Power House Road, 1.5 mile south of Manton. Comment
  JEPS96725  Polygonum bidwelliae Dean W. Taylor 1997-5-30 16015 Tehama Highway 36 about 6 miles East of Paynes Creek; on flank near summit of broad hill 3090 located about 2 miles East of the junction with Ponderosa Way 929 Comment
  JEPS50506  Polygonum bistortoides Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  UC1037408  Polygonum bistortoides Douglas Barbe 1955-7-19 221 Tehama e Cold Spring (w Tehama Co.); Rocky Cabin Spring 1889 Comment
  UC1607539  Polygonum bistortoides Barbara Ertter, Brad Olson 1991-7-6 10399 Tehama ca 1 mi s Ball Rock (Rocky Cabin meadow, 1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  CHSC79078  Polygonum bolanderi L. P. Janeway 2000-6-30 6872 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  SEINET7073575 Image available Polygonum californicum 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
  UCD80670  Polygonum californicum CNPS SN Foothill Team 2006-4-5 SNFN 0439 b Tehama Wurlitzer Ranch (private). 211 Comment
  HSC17552  Polygonum californicum Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  CAS-BOT-BC414612  Polygonum douglasii Catherine Best 1992-7-14 1389 Tehama At the edge of the Mendocino Pass Road near the Mendocino Co. Tehama Co. line Comment
  CHSC105536  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-21 17210 Tehama On damp bare soil, open meadow like area in red fir forest, about 70 yards east of the poor dirt road, about 80 yards west of Big Kimshew Creek, about 1 1/2 miles (air) northeast of Jones Meadow, about 2 1/2 miles (air) southeast of Philbrood Reservoir. 1917 Comment
  CHSC105640  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  JEPS115346  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, Josephine Guardino 2009-9-6 16360 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  JEPS50648  Polygonum phytolaccifolium Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2133 Comment
  JEPS108921  Polygonum polygaloides subsp. confertiflorum Lowell Ahart 2006-7-19 13030 Tehama about 100 yds W of the dirt road, about 50 yds E of Colby Creek, about 2 air mi SE of Colby Mountain, about 5 air mi NE of Butte Meadows 1525 Comment
  UC936221  Polygonum polygaloides subsp. kelloggii Helen K. Sharsmith 1951-7-11 4014 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
  JEPS105919  Polygonum punctatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11209 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
  RSA768932  Polygonum punctatum L. Ahart, John Dittes 2010-10-4 17285 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CAS-BOT-BC109259  Polygonum shastense John Thomas Howell 1960-8-19 36155 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2682 Comment
  CHSC84291  Polypogon australis Lowell Ahart; John Dittes 2003-6-11 10276 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC42322  Polypogon interruptus Pauleen Broyles 1982-5-17 619 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch, where ditch crosses under Lassen Road. 66 Comment
  JEPS122046  Polypogon interruptus Lowell Ahart, John Dittes 2014-5-18 19515 Tehama On the south side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  UCD32602  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama Tehama County, 0.5 mile east of Paskenta, along Thomes Creek. Comment
  SEINET11689131  Polypogon maritimus Unknown 1982-1 700 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC80506  Polypogon monspeliensis Caroline Warren; Heidi West, Julie Cunningham 1998-7-7 Tehama Vicinity of Jackass Canyon and Bell Road. 320 Comment
  JEPS105968  Polypogon monspeliensis Lowell Ahart 2004-6-28 11146 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  SBBG119946  Polystichum imbricans subsp. curtum L. Ahart 2004-4-10 10734 Tehama Bowers Crk, ca. 30 yds W of Nomalaki Trail, ca. 0.75 mi NW of Forest Rd 23N69 (Mud Flat Rd) 522 Comment
  UCD110651  Populus fremontii subsp. fremontii D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Sacramento River near William B. Ide State Historic Park. 85 Comment
  CAS-BOT-BC105605  Populus trichocarpa John Thomas Howell 1960-8-20 36236 Tehama Morgan - near Lassen Volcanic National Park 1463 Comment
  UC1134832  Populus trichocarpa P. L. Johannsen 1936-8-26 1000 Tehama Deer Cr at e side Paynes Cr. Quad.; Lassen National Forest, Paynes Creek Quad. Comment
  CHSC112577  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS120790  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  JEPS127224  Potamogeton crispus Lowell Ahart, John Dittes 2016-8-25 21296 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-BC452133  Potamogeton crispus M. S. Taylor; C. Goldsmith 1982-10-19 5165 Tehama On edge of Sacramento River, at Horizons West Hidden Resort, ca. 1/4 mi ne of Tehama. 60 Comment
  CHSC102637  Potamogeton foliosus var. foliosus Lowell Ahart; Josephine Guardino 2009-9-6 16362 Tehama East of the enclosure, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC61437  Potentilla drummondii Vernon H. Oswald; Lowell Ahart 1993-8-11 5793 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CHSC90887  Potentilla glandulosa Niall McCarten; Roxanne Bittman 1986-6-16 5426 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. NE side Rd. 25N01. 1341 Comment
  UC903243  Potentilla gracilis var. fastigiata Mrs. H. P. Bracelin 1931-5-31 402 Tehama one-half mi e Mineral; e of Mineral Comment
  CAS-BOT-BC540579  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 963 Tehama Mineral, Sierra Nevada 1524 Comment
  CHSC115534  Poterium sanguisorba Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20412 Tehama Along dirt road leading to the edge of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  CHSC105994  Prunus virginiana var. demissa B. Castro; L. P. Janeway 2000-4-22 1092 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 0.2 mi west of Black Rock and south of Ponderosa Way. On lower terrace above creek, in area of open foothill-riparian woodland. 640 Comment
  CHSC44202  Pseudostellaria jamesiana Vernon Oswald 1988-6-27 3528 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  RSA67186  Pseudostellaria jamesiana P. A. Munz 1951-7-25 16859 Tehama 1.5 miles E of Square Lake. 2134 Comment
  UCD135127  Pseudotsuga menziesii var. menziesii Lalit M. Srivastava 1957-10-19 20 Tehama Beside State Highway 36, ca. 2 miles west of Mineral. 1463 Comment
  CHSC107364  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2011-6-9 17432 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  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
  SBBG8680  Psilocarphus brevissimus var. brevissimus H. and M. Dearing 1938-6-22 2084 Tehama near Deer Crk Comment
  JEPS95734  Psilocarphus chilensis Vernon H. Oswald and L. Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  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
  CHSC79962  Psilocarphus oregonus L. P. Janeway 2000-5-16 6739 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  SEINET7073579  Psilocarphus oregonus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  JEPS122121  Psilocarphus tenellus Lowell Ahart 2014-5-8 19438 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  CDA15411  Psilocarphus tenellus var. globiferus G. F. Hrusa, J. Hart 1998-5-1 14413 Tehama Sacramento Valley; on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. Comment
  CHSC89617  Psilocarphus tenellus var. globiferus Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-16 Tehama Vicinity of Newville, Garland/Round Valley Road, and Williams Butte. In low slopes by stream channel. 274 Comment
  CHSC64502  Psilocarphus tenellus var. tenellus Vernon H. Oswald; Lowell Ahart 1995-4-10 6636 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Dales Lake and the w boundary. 213 Comment
  CHSC78814  Psilocarphus tenellus var. tenellus Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC23626  Pteridium aquilinum var. pubescens B. Garamendi 1974-5-11 18 Tehama 1 mi s of Bucks Flat turnoff on ponderosa Way on Round Mountain. Mill/Deer Creek Study Area. 1158 Comment
  CHSC80680  Pterostegia drymarioides Lowell Ahart 2001-6-8 8811 Tehama On the east side of road M2, about 9 miles west of Paskenta. 777 Comment
  UC1736005  Pyrola picta Dean W. Taylor 1972-6-17 1496 Tehama Beegum Peak, 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
  UCD45260  Quercus berberidifolia G. L. Stebbins Jr. 1945-6-1 s.n. Tehama About 5 miles east of Beegum, Tehama County, California. 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
  CDA20385  Quercus chrysolepis var. chrysolepis P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36, W of Lassen Park turnoff. 1274 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
  HSC73455  Quercus douglasii Grunert 35 Tehama Hwy. 36, 19 mi from Tehama Co and Shasta Co. line 192 Comment
  CHSC29524  Quercus durata Dibble; Griggs 1979-8-16 177 Tehama Near Round Mountain, close to the town of Paskenta. 1218 Comment
  JEPS76664  Quercus durata L. R. Heckard 1972-6-17 2960 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  JEPS117293  Quercus garryana var. breweri Lowell Ahart, John Dittes 2010-7-17 16879 Tehama South side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 772 Comment
  UC703069  Quercus garryana var. breweri Alice Eastwood 1941-7-9 9821 Tehama Government Flat Comment
  RSA702980  Quercus garryana var. semota L. P. Janeway, B. Castro 2004-5-30 8121 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. 1000 Comment
  UCD46164  Quercus garryana var. semota P. L. Johannses 1936-8-28 1004 Tehama 1/4 mile north of of the junction of Panther and Deer Creeks. 914 Comment
  CAS-BOT-BC105127  Quercus kelloggii John Thomas Howell 1960-8-21 36293 Tehama Between Morgan and Morgan Summit 1676 Comment
  SEINET10478238  Quercus laceyi Billy Joe Cox, Jeffrey Huber Cox 2852 Tehama 8 miles e of red bluff, on calif. Hwy 36; live oak, savannah, and aesculus 152 Comment
  CHSC626  Quercus lobata R. Swank 1921-4-6 Tehama Corning. 82 Comment
  RSA256674  Quercus lobata Linda M. Barker 1974-4-21 164 Tehama Woodson Bridge State Recreation Area, East bank of the Sacramento River. 61 Comment
  UC1052195  Quercus vacciniifolia K. D. Gowans 1954-9-22 15 Tehama 0.75 mi w Colby Mountain Lookout (edge of Lassen National Forest); Lassen National Forest 1752 Comment
  HSC8309  Quercus wislizeni L. T. Gault 1964-3-23 7 Tehama Near Mill Creek Bridge, 99E Hwy. Comment
  HSC90027  Quercus wislizeni var. frutescens Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 21 Tehama Tedoc Rd. 1.0 mi. N of intersection with Hwy. 36 671 Comment
  SEINET10730900  Quercus wislizeni var. frutescens Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 902 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
  CHSC61407  Raillardella argentea Vernon H. Oswald; Lowell Ahart 1993-8-18 5830 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard, near the S boundary of the park. On scree N of the highest point on the ridge. 2468 Comment
  JEPS90950  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama se slope in the head of unnamed creek draining to Spencer Meadow (near the Plumas County line, Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  UC1731689  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama e slope of mt. near Plumas County line (in head of unnamed creek draining into Spencer Meadow, Reading Peak 7 1/2' USGS quadrangle); Mt. Conard 2392 Comment
  UC827598  Ranunculus alismifolius var. alismifolius A. A. Heller 1938-5-21 15096 Tehama meadows s Child's Meadows 1371 Comment
  CAS-BOT-BC380407  Ranunculus alismifolius var. hartwegii Doris Kildale Gillespie 1930-5-10 9309 Tehama Battle Creek Meadow near Mineral Comment
  UCR139399  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama Sierra Nevada Mtns., 12 mi east of Mineral, on Hwy 36 1585 Comment
  CHSC79899  Ranunculus canus L. P. Janeway; B. Castro 2000-4-4 6651 Tehama Vicinity of Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC88507  Ranunculus canus Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  JEPS100924  Ranunculus flammula Dean W. Taylor 1997-6-25 16095 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  JEPS115345  Ranunculus flammula var. ovalis Lowell Ahart, Josephine Guardino 2009-9-6 16359 Tehama On damp gray soil, east of the enclosure, on the side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, About 6 1/2 miles (air) southeast of Mineral 1478 Comment
  UC1019536  Ranunculus occidentalis Louise Kellogg 1952-7-13 36 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  RSA166246  Ranunculus occidentalis var. eisenii H. Dearing, M. Dearing 1937-5-30 349 Tehama Wet Mtn meadow, Esham Creek below Sequoia Park. 1555 Comment
  HSC18147  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-31 1899 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  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
  JEPS108877  Ranunculus orthorhynchus var. orthorhynchus Lowell Ahart 2006-7-19 13029 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CHSC53979  Ranunculus testiculatus Vernon H. Oswald 1991-4-30 4545 Tehama Hwy 36 at Battle Creek Vista, 9.0 miles east of Paynes Creek, 0.9 mile west of Ponderosa Way. Beside the walkway to the overlook. 1170 Comment
  CHSC40702  Raphanus raphanistrum Pauleen Broyles 1982-6-18 758 Tehama The Nature Conservancy Vina Plains Preserve. Near barn in s pasture. 62 Comment
  CAS-BOT-BC55831  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  CAS-BOT-BC59534  Rhamnus alnifolia C. Hart Merriam s.n. Tehama Macum Creek, NW of Inship Hill Comment
  CHSC88569  Rhamnus tomentella subsp. crassifolia L. P. Janeway 2001-6-10 7135 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  CAS-BOT-BC168884  Ribes lobbii John Thomas Howell 1943-8-8 19205 Tehama Log Spring Ridge Comment
  CAS-BOT-BC168886  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9834 Tehama Near Government Flat Comment
  RSA0021137  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA0021138  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-10 9878 Tehama Anthony Peak. Comment
  CHSC55409  Ribes nevadense Vivian L. Long 1991-4-13 13 Tehama Ca. 10 m s of Digger Creek. North-facing stream bank. 730 Comment
  CHSC57015  Ribes nevadense Steven Triano; Stefani Eiben 1988-5-7 160 Tehama Sunny road-cut on s side of Hwy. 36 ca 8.3 mi w of Mineral. 1225 Comment
  JEPS49173  Ribes roezlii Jos. Grinnell 1927-5-14 Tehama Mineral Comment
  RSA0018041  Ribes roezlii P. A. Munz 1951-7-26 16958 Tehama South base of South Yolla Bolly Peak. 2058 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
  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
  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
  CHSC105856  Rosa gymnocarpa J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -21 Tehama 1.75 mi. SSW of Tedoc Gap, ca. 20 mi. west of Red Bluff, along Forest Road 2712. UTM NAD83 N10N 4451503.011mN, 507778.364mE. 1720 Comment
  JEPS99063  Rosa gymnocarpa Lowell Ahart 2002-6-29 9809 Tehama Just below the dirt road on the west side of Willow Creek, about 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) NE of Butte Meadows. 1595 Comment
  JEPS110145 Image available Rosa pisocarpa subsp. ahartii Lowell Ahart 2006-7-19 13042 Tehama North edge of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  JEPS88555 Image available Rosa pisocarpa subsp. ahartii Vernon H. Oswald and Lowell Ahart 1996-5-20 7590 Tehama BLM parcel along Highway 36 ne of Red Bluff (on flood plain of Paynes Creek, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills Comment
  SBBG119989  Rosa woodsii subsp. ultramontana L. Ahart 2006-7-19 13042 Tehama where the dirt rd crosses Colby Crk, ca. 2 mi (air) SE of Colby Mtn, ca. 5 1/8 mi (air) NE of Butte Meadows 1540 Comment
  RSA93465  Rostraria cristata Milo S. Baker, H. K. Wagnon 1953-5-31 12711 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  CDA3946  Rubus armeniacus L. Ahart, J. Dittes 2003-6-11 10256 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC66206  Rubus armeniacus Vernon H. Oswald; Lowell Ahart 1996-6-3 7710 .2 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Ceek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  CAS-BOT-BC421409  Rumex J. T. Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53575 Tehama Just south of Red Bluff on shoulder of southbound lanes of Interstate 5 just north of Diamond Ave. exit 79 Comment
  JEPS106307  Rumex crispus Lowell Ahart 2004-6-11 11035 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
  CHSC62940  Rumex dentatus Vernon H. Oswald; Lowell Ahart 1994-4-6 6085 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC81288  Rumex salicifolius var. denticulatus Caroline Warren; Jean Witzman, Beth Hendrickson 1999-6-24 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 Comment
  CHSC84299  Rumex salicifolius var. denticulatus Lowell Ahart; John Dittes 2003-6-11 10253 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC72533  Rupertia hallii Ann Willyard 1998-6-17 91 Tehama Cohasset Road, about 17 miles E of intersection with Keefer Road. 1170 Comment
  RSA718799  Rupertia hallii L. P. Janeway 2006-8-20 8858 Tehama High Cascade Range. Near head of Ninemile creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy. 32; 1.1 air km west of Ike Dye Hill. 1253 Comment
  CHSC26715  Sagina apetala M. Hayes 1978-4-8 154 Tehama Around Leininger road vernal pools, approx. .8 mi ne of Hwy 99E on Leininger road. 40 Comment
  CHSC79010  Sagina apetala J. Marr; C. Warren, J. Cunningham 1998-5-11 Tehama West of Orland, vicinity of Williams Butte and Round Valley/Garland Rd. 289 Comment
  CHSC40717  Sagina decumbens subsp. occidentalis Pauleen Broyles 1983-4-16 904 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch nw of barn. 60 Comment
  CHSC102638  Sagina procumbens Lowell Ahart; Josephine Guardino 2009-9-6 16363 Tehama South of the enclosure, along a small stream that flows into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC115581  Sagina procumbens Lowell Ahart; John Dittes 2015-8-6 20491 Tehama On the sides of the small drainage from the spring, south of the camping are, west side of Childs Meadow, 0.67 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  SBBG25914  Sagina saginoides D. Myrick 1966-8-6 1462 Tehama South Yolla Bolly Mtn 2133 Comment
  UC1949108  Sagina saginoides Barbara Ertter with Brad Olson 1991-7-6 10387 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-BC445653  Sagittaria cuneata Mary Strong Clemens 1920-9-9 s.n. Tehama Kirkwood Comment
  UC1598494 Image available Sagittaria rigida Dean W. Taylor 1992-5-26 12649 Tehama in large stock pond in unnamed s fork Inks Creek (ca 1.5 air mi n of Dales Lake, Northern Sacramento Valley); N Sacramento Valley, Dales Quad., , n of Dales Lak 186 Comment
  JEPS16230  Salix Joseph Grinnell with Mary E. Grinnell 1927-5-17 Tehama Mineral 1463 Comment
  CAS-BOT-BC103362  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  CAS-BOT-BC103363  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC103365  Salix bonplandiana L. E. Smith 1914-5-8 667 Tehama Red Bluff Comment
  CHSC105222  Salix exigua Lowell Ahart; John Dittes 2010-7-19 16891 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
  JEPS88593  Salix exigua Vernon H. Oswald and Lowell Ahart 1996-6-3 7687 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (gravel bar at old bridge site, on BLM parcel along Hwy 36 ne of Red Bluff) 103 Comment
  RSA178648  Salix exigua A. A. Heller 1926-4-23 13927 Tehama Sacramento River at the Squaw Hill bridge. Comment
  CHSC115836  Salix exigua var. exigua Lowell Ahart; John Dittes 2015-8-6 20512 Tehama East of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC104004  Salix gooddingii L. E. Smith 1913-3-26 596 Tehama Red Bluff Comment
  CAS-BOT-BC104006  Salix gooddingii L. E. Smith 1913-3-26 600 Tehama Red Bluff Comment
  JEPS105940  Salix gooddingii Lowell Ahart 2004-4-10 10739 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  CAS-BOT-BC106897  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  RSA13623  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 679 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  SJSU265  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt Lassen Hwy 8 mi NE of Mineral 1981 Comment
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Jul 6 2009
  UC525923  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Highway, 0.6 miles north of Sulphur Works Checking Station Lassen Volcanic National Park 2042 Comment
  CHSC77790  Salix laevigata B. Castro; L. P. Janeway 1999-6-10 976 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. 298 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
  JEPS117358  Salix laevigata Lowell Ahart, John Dittes 2010-7-17 16850 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  JEPS38401  Salix laevigata W. L. Jepson 1899-4-27 18 s-A Tehama Salt Creek Comment
  UC481986  Salix lasiandra subsp. lasiandra C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 373 Tehama 1.7 km. w. Mineral (s. side of hwy., s. of road maintenance gravel dump); S. Fork Battle Creek 1500 Comment
  CAS-BOT-BC128074  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 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
  UCD80747  Salix lasiolepis CNPS SN Foothill Team 2005-6-7 SNNR 0214 b Tehama TNC, Dye Creek Preserve, in the drainage between Speegle Ridge and Willow Tree Ridge. 455 Comment
  CAS-BOT-BC128323  Salix lasiolepis var. lasiolepis John Thomas Howell 1943-8-8 19197 Tehama Anthony Peak Comment
  CAS-BOT-BC124914  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124916  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 677 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC124918  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 676 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  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
  JEPS124072  Salix lemmonii Lowell Ahart, John Dittes 2015-8-5 20443 Tehama East side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  LA208886  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SBBG29058  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 374 Tehama S fork of Battle Crk, 1.7 km W of Mineral 1500 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
  UC482006  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 3376 Tehama 1.7 km. w. Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525920  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525929  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  CAS-BOT-BC125069  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  CAS-BOT-BC125070  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  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
  CHSC101390  Salix melanopsis David Isle 1992-7-29 1556 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1737 Comment
  CHSC84289  Salix melanopsis Lowell Ahart; John Dittes 2003-6-11 10260 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CAS-BOT-BC129032  Salix scouleriana John Thomas Howell 1961-6-20 36576 Tehama Sulphur Works entrance - Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC129100  Salix scouleriana John Thomas Howell 1960-8-18 36043 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CHSC87024  Salvia columbariae Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  JEPS62655  Salvia columbariae W. L. Jepson 1899-4-25 14942 Tehama Rosewood Comment
  JEPS62664  Salvia columbariae Virginia Long Bailey 1938-4-16 Tehama 5 mi w Paskenta Comment
  UC589701  Salvia columbariae Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UCR37594  Salvia sonomensis K. B. Barrows, C. G. Phillips, L. Cole, S. A. Haultain 1984-5-12 73 Tehama c. 38 mi. west of Red Bluff, SE of Begum 457 Comment
  CHSC75361  Sambucus mexicana Ben Myhre 1997-4-14 5 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC86924  Sanicula bipinnata Anthony Desch, Bryon Cariss 1988-3-26 13 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  CHSC40510  Sanicula bipinnatifida Pauleen Broyles 1983-3-25 870 Tehama The Nature Conservancy Vina Plains Preserve. Slope ca 100 meters nw of large vernal pool in central pasture. 66 Comment
  UC1006673  Sanicula crassicaulis C. Ritchie Bell 1953-3-21 1397 Tehama 4.2 mi n of Red Bluff (beside U.S. Highway 99) Comment
  JEPS105649  Sanicula graveolens L. P. Janeway 2001-4-24 7221 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop 1676 Comment
  SBBG5270  Sanicula graveolens H. and M. Dearing 1939-6-12 3642 Tehama S of Lassen Nat Park Comment
  SBBG5279  Sanicula tracyi H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC88526  Sanicula tuberosa Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  RSA67173  Saxifraga odontoloma P. A. Munz 1951-7-25 16842 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CDA5483  Scandix pecten-veneris L. Tauzer 2002-4-6 30 Tehama Hogg Lake. Comment
  SFV18545  Scandix pecten-veneris D. Graydon 2002-4-6 11 Tehama Just outside gate of the Hogg Lake Botanical Reserve. 268 Comment
  CDA33196  Scirpus congdonii L. P. Janeway 2001-7-29 7393 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CHSC52554  Scirpus congdonii K. R. Stern 1986-5-21 8276 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 23 and 36. 1402 Comment
  CAS-BOT-BC35553  Scirpus congdonii Mrs. H. C. Cantelow 1939-5-20 2690 Tehama about 11 miles E of Mineral Comment
  UCR196222  Scirpus tuberosus Carol W. Witham, Jennifer Buck, Vernal Pool Team 2002-6-10 353 Tehama Vina Plains, southeast of intersection between Hwy 99 and Lassen Road. Lassen Road Site. Pool #LAS100 65 Comment
  UC1949110  Scleranthus annuus Barbara Ertter 1991-5-18 9831 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CHSC75342  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1999-4-21 9704 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  JEPS103564  Scribneria bolanderi Lowell Ahart 2002-4-27 9556 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, along the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  RSA66617  Scutellaria antirrhinoides P. A. Munz 1951-7-26 16910 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CHSC85293  Scutellaria californica John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 811 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  CHSC118387  Scutellaria californica Tim Kask 2015-4-27 242 Tehama Antelope Creek, 'McClure Trail'. 10T 0599021/4458480 Comment
  RSA66368  Scutellaria californica P. A. Munz 1951-7-27 16959 Tehama S base of S Yolla Bolly Peak. 2058 Comment
  CHSC86559  Scutellaria siphocampyloides Jenny Marr; Heidi West, Joyce Lacey-Rickert 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. On slope overlooking creek. 320 Comment
  CHSC86979  Scutellaria siphocampyloides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. Near creek. 274 Comment
  CHSC91061  Scutellaria tuberosa David W. Isle 1995-5-2 1052 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC90596  Sedella pumila Jean A. Graham 1988-4-24 19 Tehama S side of Plum Creek Rd., 3.5 mi se of Hwy 36 and ca. 28 mi ne of Red Bluff. Comment
  SFV18537  Sedella pumila M. Oliver 2002-4-6 51 Tehama Near Hogg Lake. 300 Comment
  UC1873662  Sedella pumila Barbara Ertter with James R. Shevock 1992-6-14 11154 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town). Comment
  JEPS76655  Sedum laxum subsp. laxum L. R. Heckard 1972-6-17 2969 Tehama western slope Tedoc Mt.; western slope Tedoc Mt. 1310 Comment
  CHSC64334  Selaginella hansenii Vernon H. Oswald; Lowell Ahart 1995-2-22 6484 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  UC2012968  Selaginella hansenii Barbara Ertter with James R. Shevock 1992-6-14 11192 Tehama Ponderosa Way 8.2 Miles south of Plum Creek Road ca 9 air miles SE of Paynes Creek (on Highway 36), above South Fork Antelope Creek on Middle Ridge. Comment
  CHSC43928  Senecio flaccidus var. douglasii Vernon Oswald 1988-5-12 3306 Tehama M2 (23N01) 5.7 mi (odometer) w of Paskenta. 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
  CHSC45772  Senecio fremontii var. fremontii Vernon Oswald 1986-7-24 2232 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CAS-BOT-BC363763  Senecio integerrimus A. A. Heller 1928-5-30 14593 Tehama At Mineral 1524 Comment
  CAS-BOT-BC341226  Senecio scorzonella Alice Eastwood 1912-8-22 1830 a Tehama Trail from Morgans Sprgs, Lassen Butte Region Comment
  UCR130068  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2001-7-7 6905 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
  CHSC62637  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1994-3-8 5974 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, roadside banks. 161 Comment
  SEINET3243945  Setaria parviflora T. R. Van Devender, R. K. Van Devender 1990-1 90 -88 Tehama Corning rest area on Interstate Highway 5, 18 miles south of Red Bluff (north of Sacramento). Comment
  JEPS118024  Sidalcea diploscypha Lowell Ahart, John Dittes 2011-6-9 17457 Tehama Rio De Los Molinos Land Grant. 700 feet east of Highway 99, 1.1 miles (air) north of Vina 67 Comment
  UCD21116  Sidalcea diploscypha Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 292 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW003. UTMs 10S0585065; 4416138. Comment
  CHSC87360  Sidalcea hartwegii Lowell Ahart 2004-4-29 10780 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 523 Comment
  JEPS97958  Sidalcea hartwegii K. Andreasen 1998-6-28 274 Tehama N side of Black Butte Lake (Buckhorn camping area, along Buckhorn Interpretive trail, after second bridge) Comment
  UCD80455  Sidalcea hartwegii CNPS SN Foothill Team 2005-6-21 SNNR 0377 b Tehama USFS Lassen National Forest. 599 Comment
  UC2027827  Sidalcea hartwegii Barbara Ertter with James R. Shevock 1992-6-14 11125 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (town) Comment
  JEPS97971  Sidalcea malviflora subsp. asprella K. Andreasen 1998-6-29 275 Tehama Hwy 36, 0.5 mi from Crane Creek Comment
  RSA756203  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  CHSC80629  Silene antirrhina Lowell Ahart 2001-6-8 8769 Tehama Burned area on the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA97938  Silene antirrhina Beecher Crampton 1953-4-29 1166 Tehama 4 milies S of Dales. Comment
  JEPS97443  Silene californica Vernon H. Oswald and L. Ahart 1995-7-12 6998 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
  UCD98562  Silene campanulata subsp. glandulosa D. W. Taylor 1972-6-17 1519 Tehama near summit of Tedoc Mountain. 1371 Comment
  UC1618232  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CDA24106  Silene douglasii var. douglasii L. P. Janeway 2001-7-29 7401 Tehama High Cascade Range; 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. Comment
  CHSC64705  Silene gallica Vernon H. Oswald; Lowell Ahart 1995-5-16 6738 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of Inks Creek Rd. 213 Comment
  CHSC28841  Silene laciniata subsp. californica D. L. Daniels 1979-4-12 20 Tehama Ca. 50 ft s of Red Bank Creek, 2 ft s of Red Bank Rd., 13 mi sw of Red Bluff. Comment
  HSC90020  Silene laciniata subsp. californica Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 22 Tehama Hwy. 36, 5 mi. W of Road A5 244 Comment
  CHSC39023  Silene occidentalis subsp. longistipitata R. M. Austin 1896-7-1 102 Tehama Colby. Comment
  CHSC40585  Silybum marianum Pauleen Broyles 1982-5-21 636 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch, .5 km e of jct. of Hwy 99 and Lassen Road. 66 Comment
  CDA5725  Smilacina stellata L. Ahart 2002-6-29 9810 Tehama On the south side of the upper east branch of Colby Creek, about 1/8 mile east of Colby Mountain Lookout Road, about 1 3/4 miles (air) east of Colby Mountain, about 5 1/2 miles (air) northeast of Butte Meadows. Comment
  SEINET10472589  Smilacina stellata Mary Susan Taylor 1975-7-17 Taylor 855 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  SBBG1067  Smilax californica H. and M. Dearing 1938-6-21 2061 Tehama Chico Crk, 6 mi N of Loma [Lomo] 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
  CAS-BOT-BC157518  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles w. of Payne's Creek Comment
  UCR123335  Solidago canadensis subsp. elongata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6887 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
  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
  CHSC87844  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  JEPS106308  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 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
  CHSC71022  Soliva sessilis Vernon Oswald; Lowell Ahart 1998-5-14 9037 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. At roadside. 274 Comment
  CAS-BOT-BC374574  Sonchus oleraceus John Thomas Howell 1960-8-20 36243 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC117577  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21369 Tehama On the north side of a poor dirt road, about 100 yards east of Highwy 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
  JEPS127109  Sorbus californica Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21369 Tehama About 100 yards east of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  JEPS123983  Sorbus scopulina Lowell Ahart, John Dittes 2015-8-6 20510 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
  SDSU9255  Sorbus sitchensis var. grayi E. Ross Ellis 1942-9-3 Tehama Big Chico Creek. 1311 Comment
  HSC22974  Sorghum halepense John Pratt 1970-6-20 3 Tehama 1 mi W of Dales on Hwy. 36. Comment
  HSC37554  Sorghum halepense J. D. Ackerman, A. M. Montalvo 1975-7-17 568 Tehama Dry creek, 14.5 mi. from Tehama-Shasta Co. line, Hwy. 36 Comment
  UCD92668  Sorghum halepense P. B. Kennedy 1919-6-5 s.n. Tehama 4 miles N of Vina. Comment
  CHSC64611  Spergularia bocconi Vernon H. Oswald; Lowell Ahart 1995-4-17 6662 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 both sides of Inks Creek Rd. at the cattle-guard in the w boundary fence. 213 Comment
  CAS-BOT-BC390656  Spergularia rubra Milo S. Baker 1955-6-25 13055 Tehama West of Paskenta in Mend. Nat. Forest above Whittock Camp. Near Post Pile Camp, West Tehama Co. 1828 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  RSA0098100  Spergularia rubra George W. Gillett 1957-8-18 1106 Tehama Brokeoff Mtn. Lower portion of Brokeoff Trail, about 0.25 mile above the Sulphur Works checking station. Lassen Volcanic National Park. 2104 Comment
  JEPS123930  Sphenosciadium capitellatum Lowell Ahart, John Dittes 2015-8-6 20511 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
  CHSC115586  Spiraea douglasii Lowell Ahart; John Dittes 2015-8-6 20495 Tehama Northeast of the pond, 10 yards 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 east of Doe Mt.,10.41air-miles south of Lassen Peak. 1498 Comment
  CHSC94354  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
  UCR130065  Spiraea douglasii George K. Helmkamp, E. A. Helmkamp 2001-7-7 6907 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
  SEINET10519341  Sporobolus cryptandrus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 715 Tehama 8 mi E of Red Bluff, on Cal Hwy 36; live Oak, savannah & Aesculus. 152 Comment
  UCD93165  Sporobolus indicus Bill Richardson 1979-4-24 s.n. Tehama Tehama County. 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
  CHSC84442  Stachys ajugoides var. rigida Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10530 Tehama Meadow edge, about 80 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CHSC86841  Stachys ajugoides var. rigida Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 28