Search Results — 2000 specimen records retrieved (1612 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77983  Abies concolor John Thomas Howell 1960-8-19 36141 Tehama Brokeoff Mt. Trail 2590 Comment
  UC1138216  Abies magnifica J. M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake; Lassen National Forest 2072 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
  CHSC77516  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  RSA21524  Acer macrophyllum Carl B. Wolf 1937-5-17 8710 Tehama Red Bluff, Susanville Road, 6 7/10 miles below Mineral. 1372 Comment
  CHSC66472  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1996-5-20 7580 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  UCD128361  Achillea millefolium J. M. Tucker; L. K. Mann 1959-7-19 3544 Tehama South Yolla Bolly Mountain. 2465 Comment
  RSA756339  Achnatherum lemmonii Barbara Ertter 1990-5-12 8934 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  UCD50636  Achnatherum lemmonii J. M. Tucker; and L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain, Tehama County, California. 1920 Comment
  RSA120959  Achnatherum lemmonii var. lemmonii J. T. Howell, R. C. Barneby 1954-5-14 29572 Tehama 9 mi east of Paynes Creek 1006 Comment
  RSA700501  Achnatherum lemmonii var. lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama High Cascade Range, Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls 1170 Comment
  CAS-BOT-BC217988  Achnatherum nelsonii John Thomas Howell 1960-8-18 36089 Tehama Sulphur Works Checking Station 2011 Comment
  SEINET245589 Image available Achnatherum nelsonii L. P. Janeway, Robert F. C. Naczi 2004-7-24 8184 Tehama Humboldt Summit. 2018 Comment
  UCD55546  Achnatherum occidentale subsp. californicum Beecher Crampton 1954-6-16 1993 Tehama Mendocino National Forest; Paskenta District; Howell Saddle, Crane Mills Logging Road. 1892 Comment
  UC641663  Achnatherum occidentale subsp. pubescens G. L. Stebbins 1939-7-10 2944 Tehama 12 mi e Paynes Creek 1097 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
  CHSC13923  Achyrachaena mollis P. Fehr 1974-4-23 11 Tehama Side of Cana Pina Creek Rd, ca. 4 mi n of junct with Broyles Rd, ca. 6 mi n of Chico. 56 Comment
  CHSC88233  Acmispon americanus var. americanus 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
  JEPS121175  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  UC465617  Aconitum columbianum W. P. Taylor 1913-8-2 Tehama 2 mi. s. S. Yolla Bolly Mt. Comment
Read comments
Jul 5 2009
  JEPS75787  Aconitum columbianum Todd and Virginia Keeler-Wolf 1971-7-16 320 Tehama 1/4 mi. n.e. Shell Mt.; Yolla Bolly Mts. 1889 Comment
  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
  CHSC1533  Adenostoma fasciculatum A. Small 1954-6-8 Tehama Between Platina and Red Bluff. 213 Comment
  CHSC27735  Adenostoma fasciculatum W. K. Cheechov 1978-4-27 9 Tehama Ca. 25 ft w of Pettyjohn Rd. 2.8 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 231 Comment
  JEPS97439  Adenostoma fasciculatum Vernon H. Oswald and Lowell Ahart 1995-7-12 6995 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36 Inner North Coast Ranges 871 Comment
  CHSC101194  Adiantum jordanii L. P. Janeway 2009-4-4 9708 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CHSC77714  Adiantum jordanii B. Castro; L. P. Janeway 1999-6-21 990 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 341 Comment
  CHSC88931  Adiantum jordanii Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. 20 yds south of the Antelope Creek upper slab crossing (Ishi Road). UTM: 10 0594887 E, 4453861 N. 392 Comment
  CHSC37548  Aesculus californica T. B. Devine 1977-5-22 382 Tehama 50 yds S of Pine Creek, 6 mi E of Hwy 99; in irrigation ditch in open pasture. 121 Comment
  CHSC64709  Aesculus californica Vernon H. Oswald 1995-5-22 6755 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Inflorescence from a single shrubby tree growing in basalt rubble at the ne corner of the reserve. 225 Comment
  CHSC94544  Agoseris glauca var. glauca Lowell Ahart 2006-9-9 13270 A Tehama On dry bare soil east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  HSC79330  Agoseris heterophylla J. Heywood, D. H. Norris 1968-3-31 1895 Tehama Oak Parkland; Hwy. 36, 49 miles east of Shasta Co. Line Comment
  HSC8782  Agrostis exarata C. R. Ball 1932-7-23 662 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  CHSC66220  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1996-6-3 7718 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek at the Sacramento River. 1021 Comment
  HSC93657  Agrostis hendersonii G. Fred Hrusa, J. Hart 1998-5-10 14408 Tehama Coyote Creek Conservation Area, 1 mi. W of Paskenta Rd., ridge above S side of Coyote Creek. 100 Comment
  CHSC94307  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS100558  Agrostis microphylla Dean W. Taylor 1991-5-8 11683 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  JEPS100562  Agrostis microphylla var. intermedia Dean W. Taylor 1991-5-8 11681 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  CHSC77403  Aira caryophyllea Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  SEINET11689121  Aira caryophyllea Unknown 1982-1 379 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Rd 63 Comment
  CHSC81327  Allium amplectens J. Trizzino 2001-4-17 30 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  CHSC84260  Allium amplectens Lowell Ahart; John Dittes 2003-6-11 10270 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC84331  Allium amplectens Lowell Ahart 2003-8-11 10489 Tehama Near a small drainage, burned area on the west side of road M2, about 7.5 miles west of Paskenta. 702 Comment
  JEPS76633  Allium amplectens L. R. Heckard 1972-6-18 2986 Tehama sw Tedoc Mt. 1371 Comment
  CDA39425  Allium amplectens G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2671 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  RSA66910  Allium amplectens Philip A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  JEPS94272  Allium campanulatum Vernon Oswald and Lowell Ahart 1997-6-10 8564 Tehama between Paskenta and Covelo on M2 (23N69) 1.4 mi n of its junction with the road to Wells Cabin Campground Wells Cabin Campground 1844 Comment
  UC1037365  Allium falcifolium Douglas Barbe 1955-7-16 167 Tehama e ridge leading to summit of South Yolla Bolly (Mt. Linn) 2286 Comment
  UCD112027  Allium falcifolium Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  HSC2939  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  RSA121626  Allium falcifolium G. D. Barbe 1955-7-16 167 Tehama On the east ridge of Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC84661  Allium peninsulare var. peninsulare Samantha Mackey Hillaire; Brian Elliott 2003-5-31 332 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  CAS-BOT-BC474069  Allium platycaule H. F. Copeland 1920-7-17 108 Tehama Butt Mountain 1828 Comment
  JEPS96553  Allium sanbornii var. sanbornii Dean W. Taylor 1997-6-25 16089 Tehama south canyon wall of South Fork Battle Creek; 2 air mi N of Hwy 36 1310 Comment
  CAS-BOT-BC476707  Allium validum Alice Eastwood 1912-8-22 1904 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  HSC82151  Allium validum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4917 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CHSC80671  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC92787  Allophyllum divaricatum John Dittes; Josephine Guardino 2005-5-11 1103 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
  CHSC86123  Allophyllum gilioides subsp. violaceum Jenny Marr; Caroline Warren, Julie Cunningham 1998-5-11 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 274 Comment
  JEPS115515  Allophyllum integrifolium Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16320 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
  HSC95534  Allophyllum integrifolium L. Ahart 2001-6-16 8867 Tehama W side of dirt rd. near Ike Dye Hill, 2 mi. W of Hwy. 32, W of Soda Springs Campground, 3 air mi. W of Butte Meadows 1341 Comment
  CAS-BOT-BC171420  Alnus incana subsp. tenuifolia A. A. Heller 1928-5-30 14586 Tehama Wet meadow at Mineral 1524 Comment
  JEPS58617  Alnus rhombifolia W. L. Jepson 1899-4-28 Tehama near foot of Tom's Head; Yolla Bolly Mountains, Cold Fork of the Cottonwood Creek Comment
  UC1135131  Alnus rhombifolia P. L. Johannsen 1936-8-26 1002 Tehama Lassen National Forest, Deer Creek, at e side of Paynes Creek Quadrangle Deer Creek; Lassen National Forest, Deer Creek 1127 Comment
  JEPS97221  Alopecurus saccatus Vernon H. Oswald and L. Ahart 1995-4-3 6556 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  CHSC40506  Amaranthus albus Pauleen Broyles 1982-8-5 827 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in s central area of Section 28, T24N, R1W. 60 Comment
  JEPS88270  Amaranthus albus Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .4 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36; along Paynes Creek at the old bridge site, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  JEPS117262  Ambrosia artemisiifolia Lowell Ahart, John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC41005  Ammannia coccinea Pauleen Broyles 1982-7-20 800 Tehama The Nature Conservancy Vina Plains Preserve. Mud at enge of holding pond on irrigation ditch in e pasture. 66 Comment
  JEPS121176  Ammannia robusta Lowell Ahart 2013-8-2 18975 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
  CAS-BOT-BC213986  Amsinckia Alice Eastwood; John Thomas Howell 1934-4-22 1860 Tehama 7 miles e. of Payne's Creek Comment
  CHSC40686  Amsinckia intermedia Pauleen Broyles 1983-4-9 880 Tehama The Nature Conservancy Vina Plains Reserve. Disturbed area along fence at Lassen Road in west pasture. 63 Comment
  CHSC68577  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1997-5-14 8443 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
  HSC34582  Amsinckia intermedia Robert M. Specht 1975-5-4 177 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  CHSC65718  Amsinckia lycopsoides Vernon H. Oswald; Lowell Ahart 1996-4-3 7314 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along Gyle Rd. near the NW corner of the reserve. 103 Comment
  JEPS113123  Amsinckia lycopsoides Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13603 Tehama E of the poor dirt road, W of a large vernal pool, about 4 1/2 mi (air) NE of the intersection of Hwy 99 East and Vina Road, about 6 1/2 mi (air) SE of Los Molinos 131 Comment
  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
  JEPS88340  Amsinckia menziesii var. menziesii Vernon H. Oswald and Lowell Ahart 1996-4-23 7416 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along w shore of Hog Lake, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 266 Comment
  CHSC102610  Anaphalis margaritacea L. P. Janeway 2009-7-26 9876 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  JEPS28118  Anaphalis margaritacea J. Thomas Howell 1960-8-18 36101 Tehama Sulphur Works Checking Station 2011 Comment
  CHSC91014  Ancistrocarphus filagineus David W. Isle 1995-5-2 1053 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  UCD80514  Andropogon glomeratus var. scabriglumis CNPS SN Foothill Team 2005-5-25 SNFN 0325 a Tehama BLM Hog Lake/Paynes Creek, Payne's Creek Recreation Area, in the Massacre Flat Area, about 2 kilometers east and 1/2 kilometer north of Jelly's Ferry, near the confluence of two creeks and the Sacramento River. 101 Comment
  SEINET10514030  Andropogon virginicus var. virginicus Dean W. Taylor 1992-10-8 Taylor 13264 Tehama Sourgrass Creek; ca 8 miles SW of Corning Bluff; T23N R3W Sec. 20; gravelly streambed in central portion of a ca. 10000 ha Eucalyptus plantation. 85 Comment
  CHSC48683  Anemone drummondii Vernon Oswald 1986-7-24 2240 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 682 Comment
  RSA757300  Angelica arguta Barbara Ertter, James R. Shevock 1992-6-14 11167 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, about 7 air miles east-southeast of Paynes Creek (town). 915 Comment
  CHSC42568  Angelica californica Vernon Oswald 1985-7-8 1891 Tehama Hwy 32 0.2 mi sw of Deer Creek Bridge, ca. 2 mi s of Potato Patch Campground. 993 Comment
  CHSC44191  Anisocarpus scabridus Vernon Oswald 1988-7-12 3567 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, just e of the trail to Burnt Camp, ca. 1.5 mi w of the trailhead. 2151 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
  CAS-BOT-BC69169  Antennaria dioica P. A. Munz 1951-7-25 16860 Tehama 1.5 mi. 3. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC58676  Antennaria geyeri J. M. Tucker; L. K. Mann 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain 2255 Comment
  CHSC56270  Antennaria rosea subsp. rosea K. R. Stern 1986-5-21 8292 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC103809  Antirrhinum cornutum Barbara Ertter; Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [='Stiver's Ranch'], ca 15 airmiles WNW of Red Bluff; dried streambed of Long Gulch in SE corner of ranch. 213 Comment
  CHSC66208  Antirrhinum cornutum Vernin H. Oswald; Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 103 Comment
  JEPS102430  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA0029777  Antirrhinum subcordatum Barbara J. Ertter 1990-5-12 8940 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. 0 Comment
  CHSC75988  Antirrhinum vexillo-calyculatum subsp. breweri L. P. Janeway 1999-8-4 6513 Tehama Along Hwy 36, 100 m east of Paynes Creek Road. Road cutbank. 579 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
  RSA302183  Apocynum androsaemifolium subsp. pumilum J. R. Shevock 1972-7-24 2199 Tehama Hwy. 36, So. of Lassen Volcanic Park 1402 Comment
  HSC3198  Aponogeton distachyos E. Hunt 1947-5-15 16 Tehama Comment
  SBBG2099  Aquilegia formosa H. and M. Dearing 1938-6-22 2089 Tehama Deer Crk 1371 Comment
  RSA123574  Aquilegia formosa G. D. Barbe 1955-7-22 247 Tehama 100ft above the S Shore of Square Lake near a streamlet, alt 7000ft 2134 Comment
  RSA719183  Arabis rectissima L. Ahart 2006-7-19 13041 Tehama About 170 yards northeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 1/8 air miles northeast of Butte Meadows 1541 Comment
  HSC75115  Arabis subpinnatifida J. P. Smith, Thomas W. Nelson 1979-6-23 10157 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  SEINET1912954  Arceuthobium californicum R. L. Mathiasen 2010-1 1064 Tehama Mineral Summit on forest rd. 172 1595 Comment
  UC1078779  Arceuthobium campylopodum Job Kuijt 1958-4-20 1503 Tehama ca 2 mi n Hole-in-Ground Campgrounds (s of Mineral) Comment
  JEPS97407  Arceuthobium occidentale Vernon H. Oswald and L. Ahart 1995-6-13 6860 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 225 Comment
  SEINET10689598  Arceuthobium occidentale Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4,Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  LA42157  Arctostaphylos canescens Carl B. Wolf; 1937-5-15 8688 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Rd 1219 Comment
  CAS-BOT-BC23938  Arctostaphylos canescens subsp. canescens Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS128424  Arctostaphylos canescens subsp. sonomensis Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -008 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range; Forest Service Road 28N60. Comment
  RSA96835  Arctostaphylos canescens var. candidissima P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20319 Tehama 4.6 mi. w. of Mud Flat, Forest Camp, Paskenta-Covelo Road. 1463 Comment
  LA42185  Arctostaphylos manzanita C. B. Wolf; 1937-5-15 8687 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Rd 1219 Comment
  RSA201463  Arctostaphylos manzanita J. T. Howell 1960-7-24 35998 Tehama 8 miles west of Mineral. 1220 Comment
  SD71325  Arctostaphylos manzanita John Thomas Howell 1960-7-24 35999 Tehama In Transition Zone forest, 8.0 miles west of Mineral. 1220 Comment
  CAS-BOT-BC38912  Arctostaphylos manzanita subsp. elegans Roger Raiche 1986-5-30 60206 Tehama West of Paskenta, near Eagle Peak Lookout, road to Eagle Peak, ca 1.0 mi. short of lookout. 1036 Comment
  UC1393696  Arctostaphylos manzanita subsp. manzanita James I. Mallory 1971-7-27 386 Tehama junction of Chico Creek and Campbell Creek; Quadrangle 40A2 Comment
  JEPS109974  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor 2007-3-23 20105 Tehama Digger Butte (4 air miles E of Manton) 1103 Comment
  CAS-BOT-BC39955  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen, above Mineral 2438 Comment
  HSC7659  Arctostaphylos nevadensis Freed W. Hoffman 1947-6-23 1632 Tehama Near Government Flat 797 Comment
  SEINET10907239  Arctostaphylos nevadensis Mary Susan Taylor 1977-8-17 Taylor 1472 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
  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-BC44482  Arctostaphylos patula Doris Kildale Gillespie 1930-5-10 9312 Tehama Turner Mountain near Mineral Comment
  POM367408  Arctostaphylos patula B. C. Templeton 1960-6-14 8492 Tehama 15 miles east of Red Bluff. Comment
  RSA39729  Arctostaphylos patula P. A. Munz 1947-5-18 11853 Tehama On Hwy 89 2 miles south of main south entrance to Lassen Park. 1890 Comment
  SEINET2028689 Image available Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City Comment
  SEINET11987216  Arctostaphylos patula subsp. platyphylla W. Knight, Knight, I. 1980-1 3848 Tehama Tilden Botanic Garden, Berkeley, orig. seedling from Burney Falls State Park Comment
  UC2062565  Arctostaphylos viscida subsp. pulchella Belinda Lo with Kellie Eldridge 2017-8-16 374 Tehama TEHEMA COUNTY: Shasta-Trinity National Forest, Tedoc Mountain Botanical Area, along road 29N45. Comment
  UC1121447  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama 1 mi nw junc. of Chico and Little Smoke Cr. (Plot 15); Paynes Creek Quadrangle 1066 Comment
  UC1001347  Arenaria congesta var. crassula Louise Kellogg 1952-7-17 74 Tehama Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest,South Yolla Bo 2438 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
  CAS-BOT-BC137561  Aristida oligantha H. M. Hall 1919-10-1 s.n. Tehama Near Corning. Comment
  UCD56505  Aristida oligantha August L. Hormay 1932-8-2 s.n. Tehama between Red Bluff and Redding. Comment
  SEINET8522071  Aristida oligantha Kelly W. Allred 1991-1 5466 Tehama along Jelly's Ferry Road, 0.5 mile from hwy I-5, live oak grassland community with wild oats and star thistle Comment
  CHSC65282  Aristida purpurea var. wrightii Vernon H. Oswald; Lowell Ahart 1995-6-13 6862 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 225 Comment
  SJSU5608  Arnica chamissonis J. W. Tilden 1960-6-26 1475 Tehama bordering Wilson Lake, northeastern Tehama County 1524 Comment
  JEPS3551  Arnica discoidea Milo S. Baker and H. K. Wagnon 1953-6-21 12757 Tehama w of Paskenta; Whiskey Saddle 1448 Comment
  UC1299275  Arnica discoidea Freed W. Hoffman 1950-7-1 3531 Tehama Fish Ridge North Coast Ranges 1889 Comment
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Jul 19 2009
  CHSC45630  Arnica longifolia Vernon H. Oswald 1986-8-4 2263 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2133 Comment
  CHSC101395  Arnica parryi David Isle 1992-7-30 1559 Tehama Sugar Springs Campground. 1652 Comment
  CHSC77529  Artemisia douglasiana Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  SEINET4535581  Artemisia ludoviciana Leila M. Shultz 1990-5-3 11325 Tehama North Coast Ranges, Mendocino Forest Comment
  CHSC85280  Artemisia ludoviciana subsp. incompta John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 789 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  HSC74975  Asclepias cordifolia J. P. Smith, Thomas W. Nelson 1979-6-24 10193 Tehama Shasta - Trinity National Forest, 1 mi. from Stuart Gap on the road to Tedoc Gap. 1402 Comment
  CHSC27337  Asclepias eriocarpa T. B. Devine 1977-7-3 433 Tehama Growing ca. .5 mi w of Reservoir on road s of Pine Creek. 121 Comment
  JEPS49857  Asclepias eriocarpa W. L. Jepson 1927-6-24 12342 Tehama Payne Creek 304 Comment
  CHSC32798  Asclepias solanoana James Jokerst 1980-6-18 891 Tehama North Coast Ranges. Near Mud Creek. 852 Comment
  SDSU2730  Asclepias speciosa K. Dixon 1942-7-31 168 Tehama Soda Springs Comment
  CHSC95144  Aster radulinus R. D. Fischer 2005-9-10 847 Tehama Sierra Nevada range, of Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found near rock quarry, 6.8 miles from Hwy 32. 1432 Comment
  CAS-BOT-BC177278  Astragalus accidens var. hendersonii Alice Eastwood; John Thomas Howell 1934-4-22 1868 Tehama Paynes Creek Comment
  POM204044  Astragalus accidens var. hendersonii Alice Eastwood, John T. Howell 1934-4-22 1868 Tehama Paynes Creek Comment
  CHSC62932  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1994-4-6 6083 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  JEPS54657  Astragalus gambelianus J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  UC1053441  Astragalus gambelianus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 Tehama along Paskenta Road 8 mi ne Flourney (Western Tehama County); ne of Flourney Comment
  UCSC000373  Astragalus gambelianus Virginia Bailey 1938-4-16 s.n. Tehama Six miles west of Paskenta on Paskenta - Covelo road Comment
  RSA90476  Astragalus gambelianus Milo S. Baker 1953-4-25 12526 Tehama About 2 mi. W of Paskenta long Crane lumber road. Comment
  UC1873680  Astragalus gambelianus Barbara Ertter with Brad Olson 1993-5-15 11810 Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  UC862951  Astragalus gambelianus Lewis S. Rose 1934-4-22 34247 Tehama 4 mi e Paynes Creek Comment
  CHSC95200  Astragalus pauperculus R. D. Fischer 2005-5-30 789 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. UTM: 10617744E, 4447073E. 880 Comment
  JEPS88615  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-3-28 1472 Tehama n side of unnamed e-draining dry creek ca 1.5 km n Thomes Creek (ca 6.5 air km nne of 325' elev on Jewett Creek, 7 air km nnw of Corning, ca 10 m e of gas pipeline); n of Thomes Creek, nne Jewett Creek, nnw of Corning 96 Comment
  RSA0006841  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  SFV8495  Astragalus purshii var. tinctus J. M. Tucker, L. K. Mann 1959-7-19 3551 Tehama North Coast Ranges South Yolly Bolly Mountain, about 0.5 miles east of summit. 2287 Comment
  UC1037480  Astragalus purshii var. tinctus Douglas Barbe 1955-7-16 184 Tehama on east ridge leading to summit South Yolla Bolly (Klamath Mountains); , South Yolla Bolly 2286 Comment
  UC1299222  Astragalus purshii var. tinctus Freed W. Hoffman 1950-7-4 3667 Tehama saddle between North Yolla Bolly and Black Rock; North Coast Ranges, betw North Yolla Bolly and Black Rock 2133 Comment
  CHSC76516  Astragalus rattanii var. jepsonianus Heidi West; Janny Marr 1998-7-2 Tehama Vicnity of Dry Creek and Red Bank Creek. 268 Comment
  HSC71041  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4455 Tehama Along road to summit of Mount Tedoc 1555 Comment
  UC1299228  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit Mt. Tedoc North Coast Ranges, Summit Mt. Tedoc (North Coast Ranges, western Tehama County) Comment
  CAS-BOT-BC199141  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit of Mt. Tedoc, western Tehama County. Comment
  JEPS97376  Athyrium filix-femina var. cyclosorum Lowell Ahart 1995-10-3 7653 Tehama 1 3/4 air miles NE of Jonesville (along Willow Creek, 6 1/2 air miles NE of Butte Meadows) 1645 Comment
  CAS-BOT-BC66031  Athyrium filix-femina var. cyclosorum P. A. Munz 1951-7-18 16645 Tehama n. slope of N. Yolla, Bolly Peak, North Yolla Bolly Mts., line of Tehama Co.-Trinity County 1950 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
  CHSC67193  Athysanus pusillus James D. Jokerst 1981-2-23 1245 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Along Zimmershed Creek located N of Pine Creek. Comment
  JEPS53237  Athysanus pusillus Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on Paskenta-Covelo Road); Paskenta-Covelo Road Comment
  JEPS88376  Athysanus pusillus Vernon H. Oswald and Lowell Ahart 1996-4-8 7315 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in blue oak savanna ca. 0.1 mi. s. of the gravel rd. and ca. 0.1 mi. e. of Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 137 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
  CHSC64574  Avena barbata Vernon H. Oswald 1995-4-3 6593 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36 ca 14 mi ne of Red Bluff. 201 Comment
  CHSC88840  Avena barbata A. Peterson 2003-4-10 35 Tehama Hwy 36 east of Red Bluff. The Dalles. UTM: 579790E 4463025N. 211 Comment
  CHSC78595  Baccharis salicifolia J. Marr; N. Wight 1998-4-9 Tehama West of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 280 Comment
  CHSC88955  Baccharis salicifolia Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  CAS-BOT-BC106472  Balsamorhiza sagittata E. B. Babcock 1903-7-1 4293 Tehama Near Morgan, Mount Lassen - Mill Creek Canyon 2438 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
  JEPS95942  Barbarea verna Vernon H. Oswald and L. Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek: T28N R1E SW1/4 Sect. 10, 2500 ft, brushy blue oak woodland 762 Comment
  JEPS21865  Berberis aquifolium var. dictyota Annette Waters 1958-4-20 246 Tehama 8.6 mi e Paynes Creek (on CA Hwy 36) 914 Comment
  CHSC113026  Bergia texana Lowell Ahart 2013-8-2 18976 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  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
  CAS-BOT-BC413088  Bistorta bistortoides P. A. Munz 1951-7-25 16841 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC90696  Blennosperma nanum var. nanum D. Isle 1996-3-7 1000 Tehama Mendocino National Forest--North Coast Ranges. Middle Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  SEINET3402322  Blennosperma nanum var. nanum R. W. Spellenberg, N. Zucker 2011-4-16 14279 Tehama Kirkwood Rd. (old Hwy. 99) 7.5 km S of Solano St. in Corning. 75 Comment
  UCD114364  Boechera breweri Dean W. Taylor 1976-7-7 6050 Tehama Headwaters of Cub Cr. 1859 Comment
  CHSC87574  Boechera breweri subsp. breweri R. D. Fischer 2004-4-18 130 Tehama Sierra Nevada along Hwy 32 between Potato Patch and Elam campgrounds. North of Deer Creek Falls, on a roadcut, west side of rd., facing creek. UTM: 10628990E 4452925N. 1240 Comment
  CAS-BOT-BC16044  Boechera breweri subsp. shastaensis Robert E. Preston 1986-4-25 534 Tehama Ca. 10.9 km southwest of Paskenta, on Round Valley Road, ca. 0.4 km east of Bennett Creek, at roadside. 793 Comment
  CAS-BOT-BC14422  Boechera platysperma Milo S. Baker 1940-8-13 9807 Tehama Cliff near Government Flat. Comment
  CHSC65397  Boechera retrofracta Vernon Oswald 1986-7-24 2238 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  RSA697053  Boisduvalia macrantha L. Ahart, John Dittes 2003-6-11 10247 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  RSA107436  Boisduvalia stricta L. S. Rose 1955-6-19 55070 Tehama Flood bed and sandbars of Dibble Creek, 1.5 mi. N of Red Bluff 91 Comment
  UC2031496  Botrychium simplex Barbara Ertter with Brad Olson 1991-7-6 10381 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  CHSC113311  Brachypodium distachyon Lowell Ahart; John Dittes 2014-5-17 19504 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  JEPS118027  Brachypodium distachyon Lowell Ahart, John Dittes 2011-6-9 17466 Tehama On gravel bar on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS117412  Brickellia californica Lowell Ahart, John Dittes 2010-10-4 17293 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
  JEPS127138  Brickellia californica Lowell Ahart, John Dittes 2016-8-25 21295 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
  RSA768934  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 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-BC127780  Brickellia grandiflora P. A. Munz 1951-7-25 16839 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC127686  Brickellia greenei John Thomas Howell 1960-8-18 36025 Tehama Bluff Falls 1981 Comment
  UCD129625  Brickellia greenei John Thomas Howell 1960-8-18 36025 Tehama Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  UCD77177  Brodiaea Robert E. Preston 2000-5-26 1351 Tehama Hog Lake. 265 Comment
  UCD77209  Brodiaea californica Robert E. Preston 2004-4-30 2230 Tehama 7.5 mi ENE of Red Bluff, at W edge of Mud Springs Plain, along Hogback Rd. 274 Comment
  RSA759784  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  SEINET1910286  Brodiaea californica Barbara Ertter 1991-1 9884 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99. 80 Comment
  SEINET3884951  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Viana Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99, dry red clay of roadside, ca 80 m elev.; 0 80 Comment
  JEPS7717  Brodiaea californica var. californica Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama along State Hwy 36 14 mi w junction with U. S. Highway 99 (on a slight rise) 243 Comment
  RSA114083  Brodiaea californica var. californica Rimo C. Bacigalupi, Lincoln Constance, Reid V. Moran, R. D. Rodriguez, Sherwin Carlquist 1951-6-12 3366 Tehama Along State Hwy 36, 14 miles W of its junction with US Hwy 99 (just N of Red Bluff Jct). 244 Comment
  RSA183019  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24648 Tehama 16.5 mi W of Red Bluff on state 36. Comment
  CHSC52362  Brodiaea coronaria Pauleen Broyles 1987-4-29 1021 Tehama Betweem the barn and Sheep Camp Ditch. The Nature Conservany Vina Plains Preserve. Comment
  UCD77200  Brodiaea coronaria Robert E. Preston 2004-5-8 2232 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd. 67 Comment
  CHSC80706  Brodiaea coronaria subsp. coronaria Lowell Ahart 2001-6-8 8796 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  RSA760005  Brodiaea coronaria subsp. coronaria Barbara Ertter, Brad Olson 1991-7-4 10217 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  UCD77165  Brodiaea elegans subsp. elegans Robert E. Preston 2004-5-8 2233 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd 67 Comment
  CHSC40497  Brodiaea minor Pauleen Broyles 1982-5-14 605 Tehama 0.5 km s of Lassen Road. The Nature Conservany Vina Plains Preserve. 60 Comment
  UCD77144  Brodiaea minor Robert E. Preston 2003-5-18 2135 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 96 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
  UC1442880  Brodiaea nana Theodore F. Niehaus 1966-4-24 653 Tehama SW side of Lane Valley road 0.3 mi SE from jct. with county road A6 Comment
  CHSC88255  Bromus carinatus var. carinatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  CHSC65001  Bromus commutatus Vernon H. Oswald; Lowell Ahart 1995-7-12 7009 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. On a roadside bank. 981 Comment
  CHSC66514  Bromus commutatus Vernon H. Oswald; Lowell Ahart 1996-5-20 7606 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  CHSC64576  Bromus hordeaceus Vernon H. Oswald; Lowell Ahart 1995-4-10 6629 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. At the intersection of Manton and Inks Creek rds. 213 Comment
  SEINET4343718 Image available Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi south of Ball Rock, 1 mi southeast of Cold Spring Forest Station, ca 30 airmiles west of Corning 1890 Comment
  JEPS103595  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UCR131628  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  HSC95533  Bromus pseudolaevipes L. Ahart 2001-6-8 8799 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  SEINET10523834  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 712 Tehama 8 mi e of red bluff on califonria hwy 36, live oak, savannah and aesculus. 152 Comment
  RSA93472  Bromus rubens Keith Wagnon 1953-4-26 12546 Tehama Along County road, 5 to 6 miles West of Paskenta at an elevation of 300 to 400 ft above Paskenta Comment
  CHSC61447  Bromus suksdorfii Vernon H. Oswald; Lowell Ahart 1993-8-18 5815 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  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
  JEPS101103  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  CHSC65746  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1996-4-3 7295 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Common in gravel on the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC88830  Calandrinia ciliata A. Peterson 2003-3-29 14 Tehama Hog Lake Plateau, Hwy 36 east of Red Bluff 6 miles. In parking lot. UTM: 574710E 4458960N. 271 Comment
  JEPS52611  Calandrinia ciliata W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Crane Creek Comment
  CHSC40706  Callitriche hermaphroditica Pauleen Broyles 1983-4-16 898 Tehama The Nature Conservancy Vina Plains Preserve. Sheep Camp Ditch, nw of barn. 60 Comment
  CHSC50105  Callitriche heterophylla var. bolanderi Vernon Oswald 1990-4-23 4164 Tehama Vina Plains Preserve, in Sheep Camp Ditch near Lassen Rd. 70 Comment
  CHSC57802  Callitriche heterophylla var. bolanderi Vernon H. Oswald; Lowell Ahart 1992-4-21 4906 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.6 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. In a pool on the S side of the road. 316 Comment
  JEPS88347  Callitriche heterophylla var. bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-23 7443 Tehama ne of Red Bluff (BLM parcel along Hwy 36, on a flood channel of Paynes Creek, just downstream from the power line at this location, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  JEPS97205  Callitriche longipedunculata Vernon H. Oswald and L. Ahart 1995-4-3 6570 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff 213 Comment
  CHSC70875  Callitriche marginata Vernon Oswald; Lowell Ahart 1998-4-27 8976 Tehama Vestal Rd. 4.9 mi west of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. In a roadside ditch. 292 Comment
  JEPS113233  Callitriche marginata Lowell Ahart 2007-4-3 13611 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  CHSC50405  Callitriche verna Vernon Oswald 1990-6-12 4291 Tehama Wilson Lake, ca. 8.5 mi (air) east of Mineral. In a rutted track across the meadow at the west end of the lake. 1606 Comment
  UC54193  Calochortus leichtlinii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4355 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC489963  Calochortus leichtlinii H. F. Copeland 1920-7-17 85 Tehama forest on Butt Mt 1828 Comment
  CAS-BOT-BC492648  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  RSA125981  Calochortus luteus E. K. Balls 1957-5-24 22536 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  SEINET12047248  Calochortus luteus P. L. Lester 1980-1 27 Tehama ca 0.4 mi W of jct with Meridian Rd, ca 1 mi N of Pine Cr, ca 9 mi NNE of Chico 107 Comment
  JEPS97223  Calochortus monophyllus Vernon H. Oswald and L. Ahart 1995-4-25 6682 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CAS-BOT-BC493119  Calochortus monophyllus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  HSC90068  Calochortus monophyllus C. Baldwin, A. Hiss, P. Reynolds 1990-3-31 29 Tehama 5 mi. W of rd. A5 on Hwy. 36, 25 m on the S side of the Hwy. 244 Comment
  CHSC64730  Calochortus superbus Vernon H. Oswald 1995-5-16 6726 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station of Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 207 Comment
  JEPS101295  Calochortus superbus Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10644 Tehama dry wash near junction of Spring Branch Road (Manton Road) with Gover Road, ca. 400 m upstream from road 134 Comment
  UC1618163  Calochortus superbus Barbara Ertter, Brad Olson 1993-5-15 11802 Tehama s of Battle Creek (Spring Branch Road, ca 15 air mi n of Red Bluff) 182 Comment
  HSC15357  Calochortus superbus R. S. White 1965-5-15 84 Tehama 20 mi. E of Red Bluff on Hwy. 36 Comment
  UCD160066  Calochortus tolmiei James A. Neilson Jr. 1975-4-29 3150 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  SEINET8253673  Calochortus tolmiei Frank Callahan 1995-5-21 Tehama Colyear Springs Rd. to Ball Rock Rd. 495 Comment
  SEINET10965661  Caltha howellii Mary Susan Taylor 1975-7-17 Taylor 851 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
  RSA255541  Calycadenia ciliosa Gerald D. Carr 1971-9-18 663 Tehama 6 miles west of Vestal Road on Hwy. 36 396 Comment
  SEINET3863979  Calycadenia ciliosa R. L. Carr 1978-7-7 2117 Tehama Los Molinos. Just 300 yds S of rd on Hwy between Los Molinos and Tehama (Hwy 5). Gravel bar near Sac. R.; 0 Comment
  CHSC106369  Calycadenia fremontii David Isle 1992-10-22 1801 Tehama Mendocino National Forest - North Coast Ranges, Thomas Creek watershed. Lower, east end of Doll Ridge, Adj. Rd. 23N17; S Aspect (S23E). 1301 Comment
  CHSC108619  Calycadenia fremontii L. P. Janeway 2011-9-27 10748 Tehama Inner North Coast Ranges. Above one of the northern arms of Black Butte Lake, Irwin Road access, 1.3 km south of Newville Road. 148 Comment
  CHSC60486  Calycadenia fremontii Joe J. Molter 1991-5-16 725 Tehama Approx. 9 miles NW of Red Bluff on west side of Tuscan Buttes. Comment
  CHSC76117  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama Northern Sacramento Valley. S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi W of Paskenta Rd. 130 Comment
  CHSC83094  Calycadenia fremontii Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  JEPS20238  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama plateau ne of Red Bluff Comment
  UC174176  Calycadenia fremontii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC273395  Calycadenia fremontii G. D. Carr 1971-9-18 663 Tehama NW of Red Bluff on Hwy 36, 6.0 mi W of its jct with Vestal Rd (just W of Ball Rd) 473 Comment
  CAS-BOT-BC273403  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama Northeast of Red Bluff Comment
  RSA788198  Calycadenia fremontii R. L. Carr 1977-7-4 2025 Tehama Hwy 36 , ca. 17.9 mi NE of jct with Hwy 99 (E of Red Bluff). Milepost 61.8 (2.2 mi W of Paynes Rd). 458 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
  UC1971696  Calycadenia fremontii 1979-8-6 2183 Tehama 10.5 mi N of Bend Road on Jelly Ferry Road, ca. 15 mi N of Red Bluff on road to Balls Ferry (cf. RLC 2202) 128 Comment
  UC1971727  Calycadenia fremontii 1978-7-7 2117 Tehama Los Molinos, 300 yds S of road between Los Molinos and Tehama, gravel bar near Sacramento River 64 Comment
  UC1971773  Calycadenia fremontii R. L. Carr 1977-10-6 3393 Tehama 3.1 mi E of Hwy 99 on Hogsback Rd, SW-facing slope before summit Comment
  CAS-BOT-BC270863  Calycadenia pauciflora Rimo Bacigalupi; et al. 1955-7-17 5356 Tehama 11.3 miles (by road) NW of Paskenta 1097 Comment
  CHSC87900  Calycadenia pauciflora Lowell Ahart 2004-6-11 11015 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  JEPS101296  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  JEPS112722  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Beehive Flat, Toomes Camp Road (Forest Road M2), 7 road mi W of Paskenta 701 Comment
  CAS-BOT-BC270858  Calycadenia pauciflora Gerald D. Carr 1937-6-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road (1.3 miles SE of road to Eagle Peak) 961 Comment
  RSA255564  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Hwy. A5 on Hwy. 36, top of road cut 168 Comment
  RSA789280  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile northwest of Rosewood. 214 Comment
  UCD129817  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8.0 miles southwest of Paskenta via Round Valley Road. Along road to Mud Flat Campground. 502 Comment
  UCD129854  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 miles northeast of Glenn County line on West Black Butte Road. 213 Comment
  UCD129856  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road. 365 Comment
  UCD129889  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road. 685 Comment
  UCD129900  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 miles west of Hwy A5 on Hwy 36. 167 Comment
  CHSC102318  Calycadenia truncata L. P. Janeway 2009-6-21 9819 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  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
  UC1506081  Calycanthus occidentalis Robert T. Clausen and J. M. Clausen 1963-6-11 63188 Tehama n slope Arbuckle Mt. (talus along Middle Fork of Cottonwood Creek, Sacramento River drainage); Sacramento River Comment
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Jul 5 2013
  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
  CHSC101396  Calyptridium quadripetalum David Isle 1992-5-23 1566 Tehama 12 miles above Paskenta Store; on ridge SE of Govt. Flat/Round Mtn. Jct. [M-2 (23N01.3)/24N36B], abt 5.45 miles above Beehive Flat. 1176 Comment
  CHSC95038  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. 1109 Comment
  JEPS113307  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 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
  CHSC9735  Calystegia malacophylla Nancy Mosman 1971-7-17 116 Tehama Found in meadow 100 ft W of hwy 32 ca. 12.2 mi S of Chester. 1219 Comment
  CHSC87121  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-6-15 7176 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  JEPS113306  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8707 Tehama High Cascade Range. North slope ridge off the northern tip of cohasset Ridge, about 1.0 km southeast of Devils Den. 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
  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
  CHSC61390  Camassia quamash subsp. quamash Vernon H. Oswald; Lowell Ahart 1993-8-11 5792 .1 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. 2023 Comment
  CHSC102366  Camissonia contorta L. P. Janeway 2009-3-28 9672 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
  CHSC57820  Camissonia contorta Vernon H. Oswald; Lowell Ahart 1992-4-5 4892 Tehama Hwy. 36 at its intersection with the private dirt road into Tuscan Buttes, opposite the west end of Hog Lake, E of Red Bluff and 4.0 mi SW of Dales. 268 Comment
  HSC16526  Camissonia graciliflora J. Heywood, D. H. Norris 1968-3-31 1853 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC80667  Camissoniopsis hirtella Lowell Ahart 2001-6-14 8826 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS103411  Campanula griffinii Lowell Ahart 2002-4-27 9570 Tehama Near a wash and a large rock outcrop, ca 100 yards from the E side of Road M2 and 20 yards E of the poor dirt road used to service the pole line, ca 350 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  CHSC40698  Capsella bursa-pastoris Pauleen Broyles 1982-3-5 337 Tehama The Nature Conservancy Vina Plains Preserve. Along ditches. 60 Comment
  JEPS97468  Capsella bursa-pastoris Vernon H. Oswald and L. Ahart 1995-3-6 6500 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CAS-BOT-BC38054  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. 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
  CDA33017  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  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
  SEINET7549698 Image available Carex angustata David Castaner 1984-5-28 8063 B Tehama Gurnsey Creek along Highway 36. Comment
  JEPS110317  Carex athrostachya Lowell Ahart 2006-7-25 13074 Tehama On the north 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
  JEPS110417  Carex aurea Lowell Ahart 2006-7-11 12944 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CAS-BOT-BC19404  Carex bolanderi Alice Eastwood; John Thomas Howell 1941-7-9 9777 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CDA33047  Carex bolanderi L. P. Janeway, B. Castro 2000-6-11 6796 Tehama High North Coast Ranges.; Twin springs; north side of Raglin Ridge along Raglin Road Comment
  CHSC47146  Carex bolanderi Henricus Jansen 1989-6-19 Tehama Hwy 32 at Chico Creek. Comment
  CAS-BOT-BC19665  Carex brainerdii L. P. Janeway; Gary Benson; R. Harrison 1984-8-27 1098 A Tehama On side of ridge above Alder Creek. 1487 Comment
  CHSC46997  Carex brainerdii L. P. Janeway; Oscar V. Janeway, Lillian Janeway 1987-5-26 2100 Tehama Near Deer Creek across from Elam Creek campground. 1325 Comment
  UC710502  Carex brainerdii Alice Eastwood, John Thomas Howell 1941-7-9 9784 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CHSC79374  Carex densa B. Castro; C. Warren 2000-4-13 1076 Tehama Vicinity of Orland W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  CHSC45077  Carex echinata subsp. echinata Vernon Oswald 1984-6-7 1271 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1423 Comment
  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
  CHSC90419  Carex fracta Niall McCarten; Roxanne Bittman 1986-6-14 5332 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Road 25N41 and 25N32. 1341 Comment
  SEINET7485216 Image available Carex fracta Peter F. Zika 2009-1 24610 Tehama 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89; Cascade Range Highlands (CaRH) Comment
  CHSC118382  Carex hoodii Tim Kask 2016-6-15 273 Tehama In wetland area of Sugarpine Trail area near Mineral. 10T 0622387/4471318 Comment
  UC1950186  Carex integra Barbara Ertter with Brad Olson 1991-7-6 10416 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-BC35786  Carex jonesii Louise Kellogg 1952-7-10 17 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge directly South of Yolla Bolly Mountain 2133 Comment
  JEPS105657  Carex laeviculmis L. P. Janeway 2001-6-10 7155 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  CAS-BOT-BC31103  Carex lemmonii Willard Webster Eggleston 1911-7-18 7302 Tehama Rattlesnake-Colby Creek Divide. 1630 Comment
  CHSC65409  Carex lenticularis var. impressa Vernon Oswald 1988-6-27 3540 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC88485  Carex luzulina L. P. Janeway 2001-6-10 7154 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  SEINET7566382 Image available Carex luzulina L. P. Janeway 2005-6-12 8423 Tehama Childs Meadows 7.5' quad. High Cascade Range. At west end of Wilson Lake, just below dirt road. Comment
  UCD140531  Carex luzulina John Thomas Howell 1960-8-18 36079 Tehama Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  SEINET3903108  Carex luzulina var. luzulina Barbara Ertter, Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow about 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, about 30 airmiles W of Corning.; 0 1890 Comment
  UC1606416  Carex luzulina var. luzulina Barbara Ertter 1991-9-2 10763 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of Burnt Creek on e side of Anthony Peak ca. 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  SEINET4290154 Image available Carex multicostata Unknown 2009-1 9873 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  RSA718205  Carex nebrascensis L. Ahart 2006-7-19 13039 Tehama East side of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1541 Comment
  JEPS124421  Carex nervina Lowell Ahart, John Dittes 2015-8-5 20445 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
  RSA66386  Carex neurophora Phillip A. Munz 1951-7-25 16879 Tehama 1 mile E of Square Lake. 2134 Comment
  CHSC70917  Carex nudata Vernon Oswald; Lowell Ahart 1998-4-21 8935 Tehama Nomalaki Trail at Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). Inner North Coast Ranges. 548 Comment
  CAS-BOT-BC119576  Carex nudata H. H. Keifer 1962-9-12 s.n. Tehama Miniral Comment
  SEINET13709768  Carex serratodens Lowell William Ahart, Lowell William Ahart 2001-1 8793 Tehama West Side of Road M2, about 9 Mi. W of Paskenta (T24N, R7W, sec 34) 2600 Ft. 792 Comment
  CAS-BOT-BC279923  Carex subfusca Peter F. Zika 2012-7-14 25985 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 2130 Comment
  SEINET4292060 Image available Carex subfusca Unknown 2001-1 7138 Tehama High North Coast Ranges. At spring on west side of Tedoc Gap North Yolla Bolly quad (1:25,000) Comment
  CAS-BOT-BC115819  Carex subfusca Hans Leschke 1955-8-30 s.n. Tehama Trail to Broke off Mountain. 2316 Comment
  CAS-BOT-BC115180  Carex vernacula Herbert Faulkner Copeland 1920-7-25 22 Tehama Bare land on the summit, divide between Butte Co, Plumas Co and Tehama Co. 1828 Comment
  CHSC81931  Carex vesicaria L. P. Janeway 2001-7-25 7381 Tehama High Cascade Range. Southeast corner of meadow on south side of Deer Creek at extreme western end of Deer Creek Meadows. 1381 Comment
  RSA66382  Carex vesicaria Phillip A. Munz 1951-7-26 16941 Tehama Long Lake, north base of South Yolla Bolly Peak. 2134 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
  CHSC77380  Castilleja affinis subsp. affinis Julie Cunningham; Heidi West, Caroline Warren. 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Dry Creek. 259 Comment
  CHSC101388  Castilleja applegatei David Isle 1992-7-29 1551 Tehama Mendocino National Forest. Rocky open flat; E of first drainage coming down Forks Ridge into Thomes Creek Watershed. Just NE of Willow Creek watershed and CRI study area boundary on S side Auger Creek watershed. 1676 Comment
  CAS-BOT-BC249600  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1938-7-1 s.n. Tehama Between Chester and Chico 1280 Comment
  CHSC87907  Castilleja applegatei subsp. pinetorum Lowell Ahart 2004-6-11 11032 Tehama Along the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  HSC82136  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4934 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS126574  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, west of Highway 32. Comment
  RSA505370  Castilleja applegatei subsp. pinetorum R. C. Bacigalupi, G. Thomas Robbins, Keith Harrison, G. D. Barbe 1955-7-17 5351 Tehama Northern exposure of Tatham Ridge, on ridge-top 0.3 mile s. of Post Pile Camp and 19 miles w.-n.w. or Paskenta. Mendocino Nat. Forest. 1921 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
  UC2031445  Castilleja applegatei subsp. pinetorum Barbara Ertter with Brad Olson 1991-7-5 10335 Tehama Raglin Ridge Rd 2.6 mi from N Fork Elder Creek crossing, ca 25 air miles SW of Red Bluff 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
  CHSC55419  Castilleja attenuata Vivian L. Long 1991-4-21 9 Tehama Ca. 1.5 mi s Wildcat Road, 20 ft e Hwy A6. 320 Comment
  JEPS9972  Castilleja attenuata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC37550  Castilleja exserta T. B. Devine 1977-5-22 390 Tehama Near Pine Creek, 6 mi E of Hwy 99. 121 Comment
  JEPS10307  Castilleja exserta subsp. exserta J. W. Blankinship 1911-4-7 Tehama Corning Comment
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Nov 8 2006
  CHSC81308  Castilleja foliolosa Caroline Warren; L. P. Janeway 1999-6-15 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 Comment
  JEPS94160  Castilleja foliolosa Vernon Oswald and Lowell Ahart 1998-4-21 8933 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 560 Comment
  UC2043037  Castilleja foliolosa Barbara Ertter with Brad Olson 1991-7-6 10456 Tehama Toomes Camp Road (M22) 7.0 mi W of Paskenta junction, ca. 24 air miles W of Corning. Comment
  RSA90472  Castilleja foliolosa C. F. Baker, H. K. Wagnon 1953-4-26 12548 Tehama 5 mi. west of Paskenta along logging road. 305 Comment
  JEPS115391  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Are 1493 Comment
  SJSU5825  Castilleja lacera J. W. Tilden 1960-6-26 1476 Tehama Wilson L 1524 Comment
  CAS-BOT-BC251927  Castilleja lemmonii A. H. Kramer 1933-1-1 s.n. Tehama Lassen National Park 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
  CHSC23387  Castilleja subinclusa B. Garamendi 1974-5-11 42 Tehama 1 mi S of Panther Springs guard station; E side of Ponderosa Way. Mill/Deer Creek Study Area. 1005 Comment
  SEINET14173423  Castilleja tenuis H. M. Hall, E. B> Babcock 1903-1 4371 Tehama Mill Creek Canyon, near Morgan [Springs]. 1524 Comment
  UC54614  Castilleja tenuis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4371 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC9502  Ceanothus cordulatus D. H. Kistner 1971-7-3 Tehama Digger Creek, about 200 m. down the road from bench marker. Comment
  JEPS42267  Ceanothus cordulatus Jos. Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  CHSC80261  Ceanothus cuneatus var. cuneatus L. P. Janeway 1999-6-19 6472 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  CAS-BOT-BC50957  Ceanothus integerrimus C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral Comment
  UC1010384  Ceanothus integerrimus Milo S. Baker and H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp 1310 Comment
  UC774520  Ceanothus integerrimus Carl B. Wolf 1941-7-23 11060 Tehama 2.2 mi below Paynes Creek; Red Bluff-Susanville Rd. (Calif. Hwy. 36) 365 Comment
  HSC65815  Ceanothus lemmonii Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 86 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  UCD112179  Ceanothus lemmonii C. Macdonald; P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 88 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  CHSC30006  Ceanothus prostratus John Griffeth 1980-4-23 19 Tehama 6.7 mi s of Deer Creek. 1224 Comment
  CHSC65829  Ceanothus prostratus Kristiaan G. Stuart 1995-4-15 11 Tehama Found .8 km from Deer Crk. bridge on Rd. 27N08 in state game refuge area. 1100 Comment
  UCD112664  Ceanothus prostratus R. N. Raynor 1940-5-19 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. 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
  CHSC80588  Centaurea melitensis Lowell Ahart 2001-6-14 8832 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  UCD80046  Centaurea melitensis CNPS SN Foothill Team 2005-6-8 SNNR 0174 a Tehama TNC Dye Creek Preserve, on a south facing slope overlooking Dye Creek. 362 Comment
  SEINET8111599 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201514 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111625 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201517 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8853571 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201522 , RB201523, RB201524, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8853572 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201506 , RB201507, RB201508 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  SEINET8853573 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201518 , RB201519, RB201520, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  UCD130100  Centaurea solstitialis John Thomas Howell 1960-7-24 36002 Tehama Paynes Creek. 594 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
  CHSC64691  Centromadia fitchii Vernon H. Oswald 1995-5-22 6749 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. (Collected on the s side of Inks Creek Rd. near the w boundary). 213 Comment
  CHSC66557  Centromadia fitchii Vernon H. Oswald; Lowell Ahart 1996-7-8 7964 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. (Collected on the flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel). 158 Comment
  JEPS38293  Centromadia fitchii W. L. Jepson 1927-6-25 12348 Tehama Pine Creek road sta. 60 Comment
  UCD130190  Centromadia fitchii Brad D. Schafer 2005-7-29 164 Tehama near South Fork of Battle Creek. 390 Comment
  JEPS88337  Centunculus minimus Vernon H. Oswald and Lowell Ahart 1996-4-15 7358 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., drying bed of vernally flooded drainage on s. side of intermittent stream ca. 0.1 mi. e. of the lane, Thomes Creek Eco); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CAS-BOT-BC205679  Cephalanthera austiniae James R. Shevock 1985-6-22 11245 Tehama Field redacted by CAS, contact the data manager for more information 1752 Comment
  CHSC65953  Cerastium glomeratum Vernon H. Oswald; Lowell Ahart 1996-4-23 7447 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along flood channels of Paynes Creek just downstream from the power line at this location. 147 Comment
  CAS-BOT-BC291612  Cercis occidentalis Camille F. Nowell 2012-7-16 49 Tehama Hwy 36 approx 14 mi E of Paynes Creek. 1018 Comment
  CHSC64353  Cercis occidentalis Vernon H. Oswald; Lowell Ahart 1995-3-6 6503 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. Running through the ne corner of the reserve. 225 Comment
  UC1299123  Cercocarpus ledifolius var. ledifolius Freed W. Hoffman 1950-7-6 3675 Tehama About 1 mi ne of White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  CHSC90431  Chaenactis douglasii Niall McCarten 1986-6-16 5446 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29, 0.5 mi. due south of Browns Camp, 1 mi. east of Ides Cove Trailhead. 1859 Comment
  UC1001330  Chaenactis douglasii var. douglasii Louise Kellogg 1952-7-17 71 Tehama Middle Eel-Yolla Bolla Primitive Area Mendocino National Forest, South Yolla Bolly Mountain 2438 Comment
  CAS-BOT-BC276496  Chaenactis douglasii var. douglasii P. A. Munz 1951-7-26 16909 Tehama S base of South Yolla Bolly Mountains 2072 Comment
  CHSC78795  Chaenactis glabriuscula var. heterocarpha Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC29846  Chamaesyce hooveri K. R. Stern 1980-6-16 6656 Tehama Vernal pool, 0.7 mi. east of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
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Aug 1 2012
  CHSC52642  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 65 Comment
  CHSC52648  Chamaesyce hooveri R. D. Stone 1986-8-22 798 Tehama Central Valley. Vina Plains, 0.7 miles E of Leininger Road and 1.3 miles NE of is intersection with Highway 99. Vernal pool. 74 Comment
  JEPS83935  Chamaesyce hooveri R. D. Stone 1986-8-22 798 Tehama 1.3 mi ne intersection of Hwy 99 and Leininger Rd (0.7 mi e of Leininger Rd); Vina Plains 74 Comment
  RSA572327  Chamaesyce hooveri Robert F. Hoover 1938-8-2 3722 Tehama 4 miles southeast of Vina Comment
  CHSC66193  Chamaesyce maculata Vernon H. Oswald; Lowell Ahart 1996-6-3 7720 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  UC1046500  Chamaesyce maculata Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3364 Tehama 10.5 mi wnw Red Bluff (along state Hwy 36, following Dibble Creek, 9 mi w of the junction with Hwy 99) Comment
  CHSC34249  Chamaesyce ocellata subsp. rattanii J. Lacey; R. Ondricek-Fallscheer 1981-6-11 13 Tehama L mi ssw of the jct of Round Valley Rd and Garland Rd. 341 Comment
  CHSC76750  Chamaesyce ocellata subsp. rattanii B. Castro; L. P. Janeway 1999-6-21 991 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 344 Comment
  CHSC80376  Chamaesyce ocellata subsp. rattanii H. West; J. Marr, C. Warren, J. Cunningham, N. Wight 1998-7-6 Tehama Vicinity of Cottonwood Ck, Pettyjohn Rd and Story Flat, in hills N of main creek. 396 Comment
  JEPS87013  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1990-8-11 11453 Tehama under Rawson Rd Bridge crossing; Thomes Creek 94 Comment
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Apr 16 2015
  JEPS91378  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Tooms Canp Road 5.3 miles West from Paskenta 518 Comment
  CHSC112591  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-9-17 19049 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
  CHSC84605  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2003-9-17 10577 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
  JEPS120784  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-9-17 19049 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  RSA0118878  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CAS-BOT-BC70239  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CHSC59083  Chenopodium album Vernon H. Oswald 1992-8-19 5156 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 Comment
  JEPS105930  Chenopodium botrys Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11213 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 653 Comment
  CHSC81255  Chenopodium californicum Jenny Marr; Heidi West, Joyce Lacey-Rickert, Caroline Warren 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  JEPS104380  Chenopodium pumilio Lowell Ahart 2003-9-17 10575 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
  UC1618275  Chenopodium pumilio Barbara Ertter 1993-11-8 12308 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  HSC9478  Chloris virgata Larry Berti 1968-11-26 Tehama Old Red Creek School Comment
  CHSC80107  Chlorogalum angustifolium B. Castro; L. P. Janeway 2000-5-11 1145 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creeks. 117 Comment
  JEPS97263  Chlorogalum angustifolium Vernon H. Oswald 1995-5-22 6748 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  UCR263781  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 road miles west of Red bluff on Hwy 36, Beegum Road, near Basler Road junction 244 Comment
  CAS-BOT-BC498637  Chlorogalum angustifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53455 Tehama Foothill woodland, 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  CHSC108059  Chlorogalum pomeridianum B. Castro; L. P. Janeway 2000-6-11 1281 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, above Pepperwood Spring; near the top of Raglin Ridge. 899 Comment
  RSA90846  Chorizanthe membranacea Milo S. Baker, H. K. Wagnon 1953-5-30 12715 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CHSC113333  Chorizanthe polygonoides var. polygonoides Lowell Ahart; John Dittes 2014-5-18 19526 Tehama Scraped area on the south side of the poor dirt road, north of the fence, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  CHSC54108  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald 1991-5-20 4601 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  RSA755417  Chorizanthe polygonoides var. polygonoides L. P. Janeway, B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC79796  Chorizanthe stellulata L. P. Janeway 2000-5-14 6728 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; 0.2 km south of Spring Branch Road (old Manton Road), 2.7 km east-northeast of Jellys Ferry Road. 189 Comment
  CAS-BOT-BC261407  Chorizanthe stellulata Alice Eastwood; John Thomas Howell 1934-4-22 1857 Tehama 7 miles east of Payne's Creek Comment
  UC1052190  Chrysolepis sempervirens K. D. Gowans 1954-8-23 11 Tehama 1 mi s Turner Mt.; Lassen National Forest 1828 Comment
  CHSC46207  Cicendia quadrangularis Pauleen Broyles 1984-3-31 934 Tehama The Nature Conservancy Vina Plains Preserve. Ca 100 m north of Hwy 99, on e side of access road in south pasture. 61 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
  JEPS47000  Cicendia quadrangularis Virginia Bailey 1938-4-16 Tehama 10 mi w Corning; Henleyville Comment
  CDA10799  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama Near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CHSC45658  Cirsium andersonii Vernon Oswald 1983-7-26 923 Tehama Near Calif. Hwy 32, 0.3 mi s-w of its jct. with Calif. Hwy 36. 1402 Comment
  CAS-BOT-BC285352  Cirsium andersonii H. F. Copeland 1920-7-17 109 Tehama On Butt Mountain 1828 Comment
  CDA21615  Cirsium arvense D. Isle, M. VanDame 1999-8-11 1240 Tehama North Coast Ranges; Mendocino National Forest - Thomes Creek Watershed. In west end of Slanes Flat near cabin site and incense cedar trees in sheet erosion area. Comment
  HSC71879  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5857 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  UC53860  Cirsium scariosum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4373 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  JEPS115510  Cirsium vulgare Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 Comment
  UC1606359  Cirsium vulgare Barbara Ertter 1991-9-2 10788 Tehama Round Valley-Paskenta road (Rt M4) 7.8 mi e Log Spring Creek (ca 10 air mi wsw of Paskenta, n side of hill, sw Tehama Co.); Goat Hill 1371 Comment
  CHSC102460  Clarkia arcuata L. P. Janeway; B. Castro 2009-4-25 9764 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  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
  UCSB63931  Clarkia gracilis Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36; NE of Red Bluff; T28N R3W NWVi SWV4 Sect 13; north-facing slope of Paynes Creek Canyon at this location; Cascade Range Foothills 167 Comment
  CHSC86537  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  CHSC35140  Clarkia gracilis subsp. gracilis Paul Vittori 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
  JEPS89003  Clarkia mildrediae V. Parker, J. Clark 1993-7-3 860 Tehama n.e. slope Inskip Hill (on Gridley property e. of Lanes Valley rd.); Manton Quad., Inskip Hill 426 Comment
  SEINET12192476  Clarkia purpurea M. J. Boze 1978-1 19 Tehama Scattered along Cana Pine Creek Rd., 13.4 mi NNW of Chico. SW/4 Richardson Springs Quadrangle; 61 Comment
  CHSC96658  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 2007-5-8 13740 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
  JEPS94408  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1997-5-14 8438 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  UC1949042  Clarkia rhomboidea Barbara Ertter with Brad Olson 1991-7-6 10375 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  RSA90779  Clarkia rhomboidea Milo S. Baker, H. K. Wagnon 1953-7-12 12905 Tehama Above Whitlock Camp in forest 1524 Comment
  JEPS75811  Claytonia cordifolia Todd and Virginia Keeler-Wolf 1971-7-24 352 Tehama Pettijohn Basin; Yolla Bolly Mountains 1889 Comment
  CHSC90694  Claytonia exigua subsp. exigua D. Isle 1996-3-7 1001 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  JEPS43339  Claytonia exigua subsp. exigua W. L. Jepson 1932-5-9 16328 Tehama Paskenta; sw Tehama County 304 Comment
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Jul 1 2009
  JEPS43349  Claytonia exigua subsp. exigua Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA93495  Claytonia exigua subsp. exigua Milo S. Baker 1953-4-26 12537 Tehama 5 mi. W. of Paskenta in foothill at burn elevation somewhat higher than Paklenta. Comment
  CDA14473  Claytonia parviflora subsp. parviflora G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4205 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  CHSC67284  Claytonia rubra James D. Jokerst 1983-3-6 1690 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  RSA21523  Claytonia rubra C. B. Wolf 1937-5-17 8709 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  RSA90602  Claytonia rubra Milo S. Baker 1953-5-10 12631 Tehama Logging road W of Paskentia near 10 mile post Comment
  CAS-BOT-BC443747  Claytonia rubra subsp. rubra Alice Eastwood; John Thomas Howell 1941-7-9 9751 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC2031395  Claytonia rubra subsp. rubra Barbara Ertter with Brad Olson 1991-7-4 10233 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  RSA0059528  Claytonia saxosa P. A. Munz 1951-7-26 16929 Tehama E slope of S Yolla Bolly. 2348 Comment
  CHSC107084  Clematis lasiantha V. Lockie 2010-4-6 Tehama Dye Creek Nature Conservancy Preserve. Specimen collected near trail adjacent to Dye Creek. 135 Comment
  CHSC33381  Clematis lasiantha D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 73 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  CHSC55143  Clematis lasiantha L. P. Janeway 1991-5-11 3957 Tehama Battle Creek Wildlife Area. North-facing slope above and south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  CHSC88517  Clematis lasiantha Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. Edges of creek drainages. 304 Comment
  CHSC68829  Collinsia greenei Vernon Oswald; Lowell Ahart 1997-6-10 8568 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  JEPS17597  Collinsia greenei Rimo Bacigalupi with Keith Wagnon, G. T. Robbins and Douglas Barbe 1955-7-16 5326 Tehama on s face of ridge running e (slightly se) from Mt. Linn summit (about 75 ft below ridge-top); South Yollo Bolly Mountain 2377 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  CHSC32879  Collinsia parviflora O. Lynn Lester 1980-3-31 8 Tehama Salt Creek Saddle, ca. 10 yds w of Round Valley Rd, ca. 5.5 mi se of jct with Newville Rd, ca. 7.5 mi se of Paskenta. 449 Comment
  JEPS4248  Collinsia parviflora Milo S. Baker and H. K. Wagnon 1953-7-12 12916 Tehama 5.3 mi Whitlock Camp (along County Rd) 1828 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
  CHSC53984  Collinsia sparsiflora var. collina Vernon H. Oswald 1991-4-30 4540 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC55285  Collinsia sparsiflora var. collina L. P. Janeway 1991-4-18 3904 Tehama Upper slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 161 Comment
  CHSC79113  Collinsia sparsiflora var. collina B. Castro; L. P. Janeway 2000-3-22 1043 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 350 Comment
  JEPS126581  Collinsia tinctoria Lowell Ahart, John Dittes 2016-6-22 21039 Tehama About 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  UC764485  Collinsia tinctoria R. F. Hoover 1939-5-11 4098 Tehama Dibble Creek near Red Bluff; Dibble Creek Comment
  CAS-BOT-BC465600  Collinsia torreyi Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  JEPS128467  Collinsia torreyi Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  UC1025110  Collinsia torreyi var. latifolia Douglas Barbe 1955-7-16 179 Tehama on the east ridge leading to South Yolla Bolly (Mount Linn), West Tehama County South Yolla Bolly 2286 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
  UCR123336  Collomia grandiflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6898 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  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
  CHSC25028  Corallorhiza maculata Bob Garamendi 1974-5-10 65 Tehama Mill/Deer Creek Study Area. S fork in Antelope Creek at Ponderosa Way. 731 Comment
  JEPS66513  Cordylanthus pilosus subsp. hansenii L. R. Heckard and T. I. Chuang 1971-8-15 2770 Tehama about 0.9 mi n junction with route 36 (near Paynes Creek) (along Lanes Valley rd from Paynes Creek) 609 Comment
  RSA63622  Cordylanthus pilosus subsp. hansenii Milo S. Baker 1947-8-14 11998 Tehama Hwy 36 ca 1000 ft and 10-12 mi. E of Red Bluff. Comment
  SEINET12765209  Cordylanthus tenuis subsp. viscidus Barbara Ertter 1991-9-2 10776 Tehama SW in county. Round Valley - Paskenta Road (Rt. M4) 3.4 mi E of M2 jct at Government Flat, ca 18 airmiles W of Paskenta.; 0 1676 Comment
  SEINET9161591  Cordylanthus tenuis subsp. viscidus B. Ertter 1991-9-2 10776 Tehama Round Valley, Paskenta Road (Hwy M4), 3.4 miles E of M2 junction at Goverment Flat, ca 18 airmiles W of Paskenta. 1676 Comment
  CHSC77769  Cornus glabrata B. Castro; L. P. Janeway 1999-6-14 980 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  UCSB13438  Cornus nuttallii Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral; 9.5 miles south of Viola 1524 Comment
  UCD117105  Cornus sericea subsp. occidentalis J. M. Tucker; L. K. Mann 1962-7-29 3638 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  SBBG50833  Cornus sericea subsp. sericea J. M. Tucker, L. K. Mann 1962-7-29 3638 Tehama 0.75 mi N of Ovenlid, S Yolla Bolly Mtn, ca. 3 mi E of the summit 1981 Comment
  CHSC69659  Cornus sessilis Vernon Oswald; Lowell Ahart 1997-9-9 8867 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  SEINET13711256  Cornus sessilis Lowell William Ahart, Lowell William Ahart 2001-1 9184 Tehama E Side Hwy 32 4 Mi. By Rd. S of Bridge across Deer Creek (T27N, R3E, S 36, SE 1/4) 4000 Ft. 1219 Comment
  SEINET5544809  Cornus stolonifera H. S. Gentry, S. Koch 1962-1 19779 Tehama Deer Creek, 4 mi. south of junction of Routes 32 and 89 (or 36). 1219 Comment
  POM148852  Corydalis caseana H. M. Hall, E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  JEPS103600  Corydalis caseana subsp. caseana Lowell Ahart 2002-6-29 9797 Tehama In the N part of a meadow, on the E side of Willow Creek, ca 1/8 mile S of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1574 Comment
  JEPS16252  Corydalis caseana subsp. caseana H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4291 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC401891  Corydalis caseana subsp. caseana Donald Myrick 1961-6-24 358 Tehama About two miles east of Mineral on Highway 36 Comment
  SDSU4812  Corylus cornuta var. californica K. Dixon 1942-9-4 3330 Tehama Big Chico Creek. Comment
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Jul 16 2009
  UC1873687  Crassula aquatica Barbara Ertter with Brad Olson 1993-5-15 11816 Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  HSC1761  Crassula connata Larry Berti 1969-3-19 34 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  JEPS50007  Crassula connata var. subsimplex Jos. W. Blankinship 1911-3-25 Tehama Redding Comment
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Jul 19 2009
  CHSC64351  Crassula tillaea Vernon H. Oswald; Lowell Ahart 1995-3-19 6531 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on basalt along the e fence ca. halfway between Inks Creek Rd. and the s tip of Dales Lake Ecological Reserve. 207 Comment
  JEPS49994  Crassula tillaea Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  UCD130936  Crepis modocensis subsp. subacaulis Dean W. Taylor 1976-7-9 6057 Tehama At headwaters of Cub Creek. 1859 Comment
  HSC86850  Crocidium multicaule J. D. Jokerst, H. Wurlitzer 1984-3-18 1941 Tehama Ridge S of Pine Creek N of Pine Creek Trail, 50 m N of the benchmark Pine/1555 ft. Comment
  CHSC64911  Croton setiger Vernon H. Oswald; Lowell Ahart 1995-6-13 6852 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. (Collected near Pool 20). 213 Comment
  SBBG122793  Crypsis alopecuroides B. Ertter et al. 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake, W of Orland 152 Comment
  CHSC59191  Crypsis schoenoides Vernon H. Oswald 1992-9-29 5224 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC65078  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 A Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. 213 Comment
  SEINET1910009  Crypsis schoenoides Barbara Ertter, Elizabeth Nesse, Laura Fujii, Dawn Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  UCD145296  Crypsis vaginiflora Barry Hammel 1976-8-5 428 Tehama Black Butte Lake. 213 Comment
  JEPS124010  Cryptantha affinis Lowell Ahart, John Dittes 2015-8-5 20455 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UC1584585  Cryptantha crinita Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10643 Tehama near jct of Spring Branch Rd. (Manton Rd.) with Gover Rd. (ca 400 m upstream from road); Northern Sacramento Valley 134 Comment
  CHSC107258  Cryptantha flaccida Lowell Ahart; John Dittes 2011-6-9 17470 Tehama On gravel bar,on the southeast side of Acorn Hollow Creek at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC113925  Cryptantha flaccida Lowell Ahart 2014-5-8 19439 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC43467  Cryptantha flaccida Lowell Ahart 1979-4-25 1837 Tehama Along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC54094  Cryptantha flaccida Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4605 Tehama Lowrey Rd 0.2 mi southeast of the North Fork of Elder Creek, north of Paskenta. 283 Comment
  CHSC66009  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1996-4-29 7495 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  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
  CHSC79261  Cryptantha flaccida B. Castro; L. P. Janeway 2000-4-5 1059 Tehama Vicinity of Orland. 106 Comment
  JEPS118002  Cryptantha flaccida Lowell Ahart, John Dittes 2011-6-9 17470 Tehama On gravel bar,on the southeast side of Acorn Hollow Creek at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS97261  Cryptantha flaccida Vernon H. Oswald and L. Ahart 1995-5-9 6715 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
  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
  JEPS102877  Cryptantha hispidula Lowell Ahart 2001-6-14 8844 Tehama About 50 yards E of road M2, and along the poor dirt road that is used to service the power poles, ca 8.5 miles W of Paskenta. 640 Comment
  JEPS98969  Cryptantha hispidula Vernon H. Oswald 2001-6-5 10045 Tehama Raglin Ridge Rd 2.4 mi southwest of the low water crossing of the North Fork of Elder Creek, ca. 0.3 mi east of Pepperwood Spring. 426 Comment
  CHSC66478  Cryptantha intermedia Vernon H. Oswald; Lowell Ahart 1996-5-20 7598 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in a flood channel along Paynes Creek. 158 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
  JEPS67643  Cryptantha intermedia W. L. Jepson 1899-4-25 21097 Tehama Stiver's Ranch, s 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
  RSA90794  Cryptantha milobakeri Milo S. Baker 1953-5-10 12632 Tehama Logging road W of Paskentia near 10 mile post Comment
  HSC74941  Cryptantha simulans J. P. Smith, Thomas W. Nelson 1979-6-24 10168 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  JEPS102863  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
  JEPS110134  Cryptantha torreyana Lowell Ahart 2006-7-19 13022 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
  RSA719181  Cryptantha torreyana L. Ahart 2006-7-19 13022 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  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
  UCSB17377  Cryptantha torreyana Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Ides Cove at the base of Mt. Linn (South Yolla Bolly Peak) 2133 Comment
  RSA764020  Cupressus bakeri Doris Bowers 1972-9-1 1889 Tehama Pit River Falls on Highway 299 1067 Comment
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Jul 9 2013
  CHSC92719  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1369 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  JEPS39789  Cupressus macnabiana W. Brokenshire Tehama near the Mill Creek rim (near Sunrise Camp of Forest map, Lassen National Forest) Comment
  JEPS102660  Cuscuta californica Lowell Ahart 2001-6-8 8771 Tehama Along a small wash, burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS13941  Cuscuta californica Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5360 Tehama 11.3 mi (by road) nw Paskenta 1097 Comment
  RSA66604  Cuscuta californica P. A. Munz 1951-7-25 16894 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  JEPS110379  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
  CHSC64907  Cuscuta howelliana Vernon H. Oswald 1995-6-30 6953 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy 36 at Dales Station, ca. 14 mi ne of Red Bluff. At the s end of Dales Lake. 213 Comment
  UC1564737  Cuscuta howelliana Vernon H. Oswald 1989-7-24 3892 Tehama ca 8 air mi e Mineral (n of Hwy 36, on the e shore of Wilson Lake); Wilson Lake 1606 Comment
  RSA122036  Cycladenia humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi. NW of Colby Mtn. 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
  SEINET4404015  Cymopterus Leila M. Shultz 1990-5-3 11324 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  JEPS96019  Cynodon dactylon Vernon H. Oswald and Lowell Ahart 1996-5-27 7638 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca 0.2 mi e of the w boundary of the reserve); nw side Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC101179  Cynoglossum grande L. P. Janeway 2009-3-28 9686 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 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
  CHSC78953  Cynosurus echinatus Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC96640  Cynosurus echinatus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13629 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
  JEPS88111  Cynosurus echinatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7512 .1 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 198 Comment
  CHSC113025  Cyperus difformis Lowell Ahart 2013-8-2 18980 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  HSC95424  Cyperus difformis L. Ahart, John Dittes 2003-9-17 10595 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CHSC105658  Cyperus eragrostis Lowell 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), 3.0 miles (air) northwest of Vina. 57 Comment
  JEPS88594  Cyperus eragrostis Vernon H. Oswald and Lowell Ahart 1996-6-3 7697 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CHSC112589  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC65140  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1995-7-31 7158 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd. 329 Comment
  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
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS123942  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20410 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
  CHSC65982  Damasonium californicum Vernon H. Oswald; Lowell Ahart 1996-4-23 7413 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the receding margins of Hog Lake (collected at the SW end). 263 Comment
  CHSC76532  Damasonium californicum Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 243 Comment
  CHSC49531  Danthonia californica var. americana Vernon Oswald 1983-7-26 925 Tehama Near Calif. Hwy 36, 5.9 mi n-w of its jct. with Calif. Hwy 32. Meadow. 1478 Comment
  RSA123781  Danthonia californica var. californica G. D. Barbe 1955-7-16 163 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  UC1949304  Danthonia unispicata Barbara Ertter with Brad Olson 1991-7-4 10215 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning Comment
  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
  CHSC102466  Delphinium nudicaule L. P. Janeway; B. Castro 2009-4-25 9738 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CAS-BOT-BC9911  Delphinium nudicaule John Wynn Gillespie; Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Payne's Creek and Mineral on Red Bluff-Susanville Road Comment
  HSC87026  Delphinium nuttallianum Terry Hines, Ellen Purcell, N. Williams 1988-3-26 14 Tehama Hwy 36, 17.5 mi. E of County line. 213 Comment
  JEPS28463  Delphinium nuttallianum George W. Gillett 1957-8-13 1053 Tehama near Brokeoff Mountain Trail 1/4 mi above Sulphur Works Checking Station; Lassen Volcanic National Park 2072 Comment
  RSA712750  Delphinium nuttallianum L. P. Janeway 2005-6-12 8421 Tehama High Cascade Range, 0.5km N of Wilson Lake. 1628 Comment
  CDA24262  Delphinium patens subsp. patens Vernon H. Oswald & Lowell Ahart 1998-4-27 8962 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC61996  Delphinium variegatum Robert S. Compton 1993-4-17 25 Tehama 120 m n of Reed's Creek Rd and 200 m w of the Reed's Creek School, 10 km w of Red Bluff. 100 Comment
  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
  RSA298003  Delphinium variegatum V. Bailey 1938-4-16 s.n. Tehama 4 miles W of Paskenta on Paskenta Covelo Road Comment
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Jul 16 2009
  CHSC88933  Delphinium variegatum subsp. variegatum Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 220 yds south of Rock Wall on Powerline Road. UTM: 10 0591836 E, 4446539 N. 587 Comment
  UC149680  Deschampsia cespitosa subsp. cespitosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4350 Tehama near Morgan Morgan; Mill Creek Canyon 1524 Comment
  CAS-BOT-BC192645  Deschampsia danthonioides L. P. Janeway 1991-5-11 3955 Tehama Battle Creek Wildlife Area. About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River 169 Comment
  CHSC41044  Deschampsia danthonioides Pauleen Broyles 1982-4-23 442 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow ca 1 km s of Lassen Road. 70 Comment
  CHSC77971  Deschampsia danthonioides B. Castro; L. P. Janeway 1999-5-5 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. 266 Comment
  RSA718934  Deschampsia elongata L. Ahart 2006-7-19 13050 Tehama 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. Comment
  RSA758292  Deschampsia elongata Barbara Ertter, Brad Olson 1991-7-4 10236 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
  UCD63741  Deschampsia elongata Collector Unknown 1940-8-14 9811 Tehama About Government Flat near the Mendocino Co. line. Comment
  UC1586552  Descurainia sophia Vernon H. Oswald and Lowell Ahart 1991-4-16 4492 Tehama ca 0.5 mi ne McCarty Creek Rd. (e of Paskenta, n side of Thomes Creek, paralleling Paskenta Rd (A9)); Thomes Creek 207 Comment
  CHSC84259  Dianthus armeria subsp. armeria Lowell Ahart; John Dittes 2003-6-11 10241 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
  JEPS104325  Dianthus armeria subsp. armeria Lowell Ahart 2003-6-11 10241 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
  JEPS117355  Dianthus armeria subsp. armeria Lowell Ahart, John Dittes 2010-7-17 16857 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
  UCR123909  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2001-7-7 6919 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  UCR123334  Dicentra pauciflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6892 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
  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
  HSC49038  Dichelostemma capitatum subsp. capitatum Patricia Shesgreen 1978-5-13 82 Tehama Beegum Gorge, USFS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 994 Comment
  SBBG57629  Dichelostemma capitatum subsp. capitatum H. and M. Dearing 1938-6-21 1938 Tehama ca. 5 mi N of Loma [Lomo] Comment
  HSC35337  Dichelostemma capitatum subsp. capitatum R. M. Sullivan 1975-5-4 53 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  HSC75049  Dieteria canescens var. shastensis J. P. Smith, Thomas W. Nelson 1978-7-22 10042 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  CHSC65842  Diplacus kelloggii Shaun E. Sims 1995-4-22 19 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  CHSC70910  Diplacus kelloggii Vernon Oswald; Lowell Ahart 1998-4-21 8934 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 609 Comment
  CHSC79579  Diplacus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
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Mar 10 2006
  SEINET200219  Diplacus layneae Francia Chisaki, Gene B. Newcomb 1958-1 1140 Tehama Lassen Nat For; Near entrance of cut-off to Inskip Look-out (the cut-off on rd leading N out of Paynes Cr to Inskip Power House) Comment
  CHSC14048  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama Ca. 2.6 mi e on Vina Rd from Hwy 99 to Reed Orchard Rd, ca. .8 mi e on Reed Orchard Rd in cow pasture. Comment
  HSC17887  Dodecatheon hendersonii K. P. St. John 1965-5-7 37 Tehama 4 mi. W of Mineral on Hwy.36 Comment
  POM129380  Dodecatheon jeffreyi W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
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Jul 5 2009
  UCD55039  Downingia bacigalupii Dean W. Taylor; G. L. Stebbins and L. Heckard 1972-6-18 1526 Tehama On Tedoc Mt. near Tedoc Gap. 1371 Comment
  CHSC79977  Downingia bicornuta var. bicornuta B. Castro; L. P. Janeway 2000-5-11 1146 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  UC765402  Downingia bicornuta var. bicornuta R. F. Hoover 1937-5-19 2258 Tehama near Vina Comment
  CHSC54006  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1991-5-9 4559 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. Abundant on the muddy, receding margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  SD225746  Downingia cuspidata Carol Witham, Jennifer Buck, Vernal Pool Team 2001 2001-4-13 51 Tehama Tehama County: along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool #INK001 Comment
  CHSC46213  Downingia ornatissima Pauleen Broyles 1986-4-9 960 Tehama The Nature Conservancy Vina Plains Preserve. Along fence 50 m west of telephone line. 66 Comment
  UC890649  Downingia ornatissima var. ornatissima Elmer I. Applegate 1928-4-25 5383 Tehama between Orland and Corning Comment
  CHSC65723  Downingia pusilla Vernon H. Oswald 1996-4-3 7310 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the s side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. Locally abundant on the drying bed of a shallow, vernally flooded drainage ca. 100 ft. S of the intermittent stream and ca. 0.2 mi E of the dirt lane along the W. side of the parcel. 103 Comment
  CHSC64345  Draba verna var. verna Vernon H. Oswald; Lowell Ahart 1995-3-19 6542 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e boundary just ne of the borrow pit. 219 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
  CHSC107262  Dysphania botrys Lowell Ahart; John Dittes 2011-6-9 17472 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC41046  Echinochloa colona Pauleen Broyles 1982-7-20 802 Tehama The Nature Conservancy Vina Plains Preserve. Bank of holding dam on irrigation ditch in e pasture. 66 Comment
  CHSC40808  Elatine heterandra Pauleen Broyles 1982-5-12 581 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC40802  Eleocharis acicularis Pauleen Broyles 1982-6-24 771 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch just s of Lassen Rd. 60 Comment
  CHSC80295  Eleocharis acicularis B. Castro; L. P. Janeway 2000-5-23 1177 Tehama Vicinity of Orland and Black Butte Lake. 114 Comment
  JEPS95715  Eleocharis acicularis Vernon H. Oswald and L. Ahart 1995-6-13 6846 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC102630  Eleocharis acicularis var. bella Lowell Ahart; Josephine Guardino 2009-9-6 16365 Tehama East of the enclosure, meadow, along a small stream that flowers into Gurnsey Creek, west of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC62049  Eleocharis acicularis var. gracilescens L. P. Janeway; Robin Fallscheer, Heidi West 1993-5-22 4353 Tehama Northeast side of Hwy 99, 0.4 mi southeast of Lassen Road. 64 Comment
  CHSC66585  Eleocharis acicularis var. occidentalis Vernon H. Oswald; Lowell Ahart 1996-7-8 7970 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CDA38947  Eleocharis macrostachya L. Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  JEPS106208  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  CHSC78744  Eleocharis parishii L. P. Janeway; B. Castro 2000-6-11 6787 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge. East-facing seep near head of drainage. 902 Comment
  CHSC79859  Eleocharis parishii L. P. Janeway; B. Castro 2000-4-21 6671 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  CHSC80704  Eleocharis quinqueflora Lowell Ahart 2001-6-8 8794 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CDA34721  Elodea canadensis L. Ahart, John Dittes 2010-7-19 16888 Tehama About 10 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. Comment
  RSA518664  Elodea canadensis L. R. Heckard, Peter Rubtzoff 1971-7-31 2680 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  UCD80543  Elymus CNPS SN Foothill Team 2005-7-1 SNNR 0492 b Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CAS-BOT-BC237631  Elymus X saundersii John Thomas Howell 1960-8-18 36086 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC41070  Elymus caput-medusae Pauleen Broyles 1982-5-28 843 Tehama The Nature Conservancy Vina Plains Preserve. Near barn. 60 Comment
  UC1949118  Elymus caput-medusae Barbara Ertter with Brad Olson 1991-7-4 10268 Tehama Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta 2 mi SE of Kingsley Glade/Maxin jct ca 28 airmiles W of Corning; SW-facing meadow Comment
  CAS-BOT-BC227931  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2465 Comment
  RSA141282  Elymus elymoides J. M. Tucker, L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2466 Comment
  RSA201306  Elymus elymoides J. T. Howell 1960-8-19 36165 Tehama Brokeoff Mountain trail 2683 Comment
  SEINET190975  Elymus elymoides subsp. brevifolius A. A. Beetle 1941-6-28 2804 Tehama 10 mi W of Chester Rte 36 Comment
  CHSC66516  Elymus glaucus subsp. glaucus Vernon H. Oswald; Lowell Ahart 1996-5-20 7569 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
  CHSC80309  Elymus multisetus B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1188 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek. 310 Comment
  CHSC90896  Elymus multisetus Niall McCarten; Roxanne Bittman 1986-6-14 5340 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1402 Comment
  UCD62610  Elymus stebbinsii subsp. septentrionalis August L. Hormay 1929-6-14 Tehama 1 mile West of Devils Den, Campbellville. Comment
  CAS-BOT-BC204308  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-8-18 36085 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  JEPS96673  Elytrigia elongata Dean W. Taylor 1997-6-9 16118 A Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 1996 Comment
  UCD15031  Epilobium J. M. Tucker; Louis K. Mann 1962-7-29 3637 Tehama Ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid. 1981 Comment
  CHSC116174  Epilobium campestre Lowell Ahart; John Dittes 2015-6-22 20258 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
  JEPS38192  Epilobium campestre W. L. Jepson 1927-6-25 12350 Tehama Pine Creek road sta. 60 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
  HSC49658  Epilobium ciliatum subsp. ciliatum J. P. Smith, Thomas W. Nelson 1978-7-22 10051 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  JEPS117356  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2010-7-17 16858 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  CHSC29823  Epilobium cleistogamum M. S. Taylor; T. Griggs, R. Schlising 1980-6-21 2939 Tehama Lassen Rd vernal pool, ca. 16 mi n of Chico, ca 200 m s of Lassen Rd, ca. 1/4 mi e of Hwy 99E. Comment
  CHSC41012  Epilobium cleistogamum Pauleen Broyles 1982-5-28 673 Tehama The Nature Conservancy Vina Plains Preserve. In a wallow, just nw of barn in s pasture. 62 Comment
  CHSC66493  Epilobium densiflorum Vernon H. Oswald; Lowell Ahart 1996-5-20 7599 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  RSA795522  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. SSE sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  UC107940  Epilobium densiflorum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo 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
  SBBG128035  Epilobium densiflorum L. Ahart, J. Dittes 2010-7-17 16882 Tehama S side of Ponderosa Way, ca. 10 yards SW of Soap Crk crossing, ca. 4.5 mi SE of Manton, ca. 2.5 mi N of Hwy 36 726 Comment
  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
  UC1019544  Epilobium hallianum Louise Kellogg 1952-7-15 54 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges Mendocino National Forest, Boswell Ridge 2133 Comment
  RSA66611  Epilobium hallianum P. A. Munz 1951-7-25 16903 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  RSA67185  Epilobium hornemannii subsp. hornemannii P. A. Munz 1951-7-25 16857 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  UC1010398  Epilobium minutum Keith Wagnon 1953-5-3 12668 Tehama w Paskenta (along logging rd) Comment
  CDA38102  Epilobium pallidum L. Ahart, John Dittes 2003-6-11 10247 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  JEPS104296  Epilobium pallidum Lowell Ahart 2003-6-11 10247 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
  JEPS85579  Epilobium pallidum Julie Kierstead-Nelson with Jim Nelson 1990-5-13 Tehama Spring Branch Rd ca 0.3 mi e Spring Branch crossing (1.5 mi s of Battle Creek) 237 Comment
  UC762944  Epilobium pallidum R. F. Hoover 1937-5-19 2290 Tehama s Tehama; Coyote Creek bridge Comment
  CHSC109230  Epilobium torreyi Robert Fischer 2012-5-20 1063 Tehama Northern Sacramento Valley, north of Chico, within the southernmost portion of Tehama County, off of Hwy 99 and 0.4 miles west on Haille Road. Vina Plains Preserve, Wurlizer Unit. 56 Comment
  JEPS104295  Epilobium torreyi Lowell Ahart 2003-6-11 10248 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
  CDA38096  Epilobium torreyi G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2672 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  JEPS104167  Equisetum X ferrissii Lowell Ahart 2003-6-11 10236 Tehama On the south edges 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
  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
  CHSC77514  Equisetum arvense Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC117725  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes 2016-8-25 21308 Tehama Banks of the 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
  CAS-BOT-BC204513  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  UCR143499  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 A Tehama Richfield Colony, 3 mi N of Corning 79 Comment
  RSA0118929  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 Tehama On the Bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 mles (air) northwest of Orland. 135 Comment
  POM129612  Eragrostis pectinacea W. J. Williamson 1919-10-3 345 Tehama Stanislaus River near Iron Canon 183 Comment
  SEINET13709436  Eragrostis pectinacea Lowell William Ahart, Lowell William Ahart 2003-1 10604 Tehama 5 Air Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  CDA13583  Eragrostis pectinacea var. pectinacea G. F. Hrusa 1996-8-17 13507 Tehama Sacramento Valley; Annual, occasional on outer edges of dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 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
  UC1950184  Eragrostis pilosa var. pilosa Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  SEINET4344383 Image available Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, and Dawn Espindola 1989-10-21 8890 Tehama S. side of N. W. arm of Black Butte Lake W. of Orland 152 Comment
  HSC39118  Eremogone congesta Gary S. Lester, Jeff Witcosky 1973-6-30 48 Tehama Yolla Bolly Wilderness Area, springs at head of Bear Gulch, S facing slope above the S Fork of Cottonwood Creek 2104 Comment
  UC1096415  Ericameria bloomeri J. I. Mallory 1957-8-19 164 Tehama 0.5 mi nw Edge Cabin Spring (Quad. 34B3); Lassen National Forest 1645 Comment
  CAS-BOT-BC287469  Ericameria greenei John Thomas Howell 1960-8-19 36191 Tehama Lassen Volcanic National Park. Brokeoff Mt 2804 Comment
  JEPS29549  Ericameria greenei John Thomas Howell 1960-8-19 36157 A Tehama rocky s slope Brokeoff Mountain; Lassen Volcanic National Park, Brokeoff Mountain 2682 Comment
  CHSC35638  Ericameria linearifolia R. E. Preston 1982-4-6 222 Tehama Ca. 1/2 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. Comment
  CHSC77532  Ericameria linearifolia Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 274 Comment
  CAS-BOT-BC294310  Ericameria nauseosa var. speciosa A. A. Heller 1941-7-29 16267 Tehama Five miles west of Lassen Camp on State Highway #36, edge of the canyon looking down into Battle Creek Comment
  UC196665  Ericameria nauseosa var. speciosa C. Hart Merriam and Vernon Bailey 1916-10-1 Tehama below top on s slope of Yollo Bollo (s Yollo Bollo) 152 Comment
  HSC81837  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5055 Tehama Along ridge at Pole Corral Gap 1311 Comment
  UC1299306  Ericameria ophitidis Freed W. Hoffman 1950-7-3 3570 Tehama about 2 mi ne White Rock Ranger Station (extreme western Tehama County); North Coast Ranges Comment
  UCD149551  Ericameria ophitidis G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC299497  Ericameria ophitidis N. Wynne; M. Peckham; J. Bamesberger 1994-4-10 58 Tehama Begham Creek Bridge 6-57 Trail along ridge above Creek Comment
  HSC75378  Erigeron compositus J. O. Sawyer, K. A. Sawyer 1980-6-18 3445 Tehama S of N Yolla Bolly Peak. 2348 Comment
  UC1075802  Erigeron divergens E. K. Balls and L. W. Lenz 1955-5-14 20720 Tehama 4.6 mi sw Payne's Creek (along State Hwy 36, Lake Almanor to Red Bluff); Lake Almanor, Red Bluff 487 Comment
  CHSC81241  Erigeron inornatus var. inornatus L. J. Janeway; B. Castro 2001-6-5 7104 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 Comment
  JEPS41751  Erigeron lassenianus var. lassenianus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  CHSC118406  Erigeron philadelphicus var. philadelphicus Tim Kask 2016-5-3 271 Tehama Antelope Cr. drainage, McClure Tr. seep. 10T 0599398/4458179 Comment
  HSC73381  Eriodictyon californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 113 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  RSA21497  Eriodictyon californicum Carl B. Wolf 1937-5-15 8679 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  HSC74955  Eriogonum compositum J. P. Smith, Thomas W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  CHSC88501  Eriogonum compositum var. compositum Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek, Long Hollow, and Little Grizzly Creek. North-facing bank over creek. 289 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
  CAS-BOT-BC248816  Eriogonum compositum var. compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama On ridge ca. 1/4 mile east of summit of South Yolla Bolly Mountain 2377 Comment
  CDA13584  Eriogonum dasyanthemum G. F. Hrusa 1996-8-17 13508 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC80246  Eriogonum dasyanthemum B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1184 A Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek. 341 Comment
  CHSC90559  Eriogonum dasyanthemum D. Isle 2004-8-12 151 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd./jct. 25N02. 943 Comment
  JEPS121250  Eriogonum dasyanthemum Lowell Ahart 2013-9-17 19045 Tehama Gravel bar on S side of Burris Creek, strand of Black Butte reservoir, about 1.5 miles SW of the Dam, about 12 airmiles NW of Orland. 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
  JEPS81087  Eriogonum libertini Thomas W. Nelson and Jane P. Nelson 1980-6-22 5849 Tehama summit of Mount Tedoc Shasta-Trinity National Forest, Yolla Bolly Quad, Mount Tedo 1584 Comment
  UCD100295  Eriogonum libertini D. W. Taylor; G. L. Stebbins, L. R. Heckard 1972-6-17 1509 Tehama on Mt. Tedoc. 1371 Comment
  CAS-BOT-BC259368  Eriogonum lobbii C. Hart Merriam No date on label s.n. Tehama South Yolla Bolla [Bolly], top. Comment
  CAS-BOT-BC259370  Eriogonum lobbii John Thomas Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama - Mendocino Co. Comment
  UC1609135  Eriogonum lobbii var. lobbii Vernon H. Oswald and Lowell Ahart 1993-9-2 5902 Tehama ridge running e from Mt. Linn (ca. 20 mi (air) nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CHSC75518  Eriogonum luteolum var. luteolum G. F. Hrusa 1996-8-17 13509 Tehama On edges of dry, gravelly creekbed of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 200 Comment
  CHSC95195  Eriogonum marifolium R. D. Fischer 2005-8-1 842 Tehama Cascade Range High in Lassen National Volcanic Park. Specimen found along Ridge Lake Trail out of Sulfur Works. 1981 Comment
  CHSC85012  Eriogonum nudum var. nudum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 803 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.2 air-mile east by northeast of Square Lake. 2144 Comment
  UCD100698  Eriogonum nudum var. pubiflorum Amelie C. Blyth 1950-7-15 s.n. Tehama midway between Paynes Creek and Mineral on Highway 36. Comment
  CAS-BOT-BC269977  Eriogonum spergulinum var. reddingianum Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2565 Tehama Government Flat 1783 Comment
  CHSC79197  Eriogonum spergulinum var. reddingianum L. P. Janeway 2000-6-29 6854 Tehama High North Coast Ranges. At Ides Cove Trailhead, a small saddle on the ridge about 2300 m east of Mt. Linn. 2095 Comment
  UC1019906  Eriogonum spergulinum var. reddingianum Milo S. Baker and H. K. Wagnon 1954-7-10 12967 Tehama 6.1 mi nw Whitlock Camp (near county road) 1828 Comment
  UC1025125  Eriogonum spergulinum var. reddingianum Douglas Barbe 1955-7-17 207 Tehama 1 mi s on the county road Toomes Camp 1889 Comment
  JEPS75813  Eriogonum strictum var. greenei Todd and Virginia Keeler-Wolf 1971-7-24 367 Tehama near summit; North Yolla Bolly Mountain 2377 Comment
  CAS-BOT-BC262771  Eriogonum strictum var. proliferum P. A. Munz 1951-7-26 16923 Tehama East flank of South Yolla Bolly Pk. 2316 Comment
  CDA22670  Eriogonum tripodum Vernon Oswald 2000-6-2 9930 Tehama M2 (Toomes Camp Road) 9.4 miles west of Paskenta. Comment
  JEPS56416  Eriogonum tripodum W. L. Jepson 1938-6-10 18982 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  CHSC76834  Eriogonum umbellatum var. smallianum L. P. Janeway; B. Castro 1999-8-23 6536 Tehama High North Coast Ranges. Along Summit Trail between Green Springs Trailhead and Hammerhorn Mountain. 1981 Comment
  CAS-BOT-BC262201  Eriogonum ursinum Alice Eastwood 1912-8-22 1789 Tehama Trail from Morgans Springs to Sulphur Works, Lassen Butte Region Comment
  CAS-BOT-BC262283  Eriogonum ursinum George W. Gillett 1957-8-13 1065 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2514 Comment
  JEPS127147  Eriogonum vimineum Lowell Ahart, John Dittes 2016-8-24 21264 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC308093  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1971-8-10 18320 Tehama South Yolla Bolly Mountain 2133 Comment
  SEINET8687266 Image available Eriophyllum lanatum var. croceum D. F. Lepley 2006-7-11 s.n. Tehama Northwest flank of Colby Mountain. Take Road 27N06 3.8 miles east from Highway 32 (junction less than a mile south of highway's lowest Deer Creek crossing). Plants on uphill road shoulder. 1387 Comment
  CHSC95421  Eriophyllum lanatum var. grandiflorum J. Molter 2002-6-6 CA 360 -002 Tehama Tehama County. Along Sacramento River approx. 1.2 km upriver from Perry's Riffle parking area and approx. 240 m south of the river. 121 Comment
  HSC74987  Eriophyllum lanatum var. grandiflorum J. P. Smith, Thomas W. Nelson 1979-6-25 10202 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  JEPS110083  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-8-15 13196 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS75822  Eriophyllum lanatum var. lanceolatum Todd and Virginia Keeler-Wolf 1971-7-24 363 Tehama about 0.25 mi sw of North Yolla Bolly Mountain 2286 Comment
  SEINET14188802  Erodium brachycarpum R. R. Halse 2016-1 9650 Tehama Along Newville Rd ca. 8.2 mi NW of its junction with Interstate Hwy 5 at Orland; NE end of Black Butte Reservoir, near spillway to Stony Creek 113 Comment
  HSC8503  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1866 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  CHSC113331  Erodium cicutarium Lowell Ahart; John Dittes 2014-5-16 19479 Tehama On a small gravel bar, along a small drainage, along 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
  HSC1839  Erodium cicutarium Larry Berti 1969-3-15 16 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  HSC27272  Erodium cicutarium J. P. Smith 1972-3-23 5104 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  HSC35359  Erodium cicutarium R. M. Sullivan 1975-5-4 54 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  JEPS101762  Eryngium alismifolium Dean W. Taylor 1997-7-24 16160 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC107971  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off ramps for Hwy I-5, opposite St. Elizabeth's Hospital. 88 Comment
  OBI55148  Eryngium articulatum Lincoln Constance, Herbert L. Mason, J. F. Davidson & J. M. Tucker 1947-5-18 3202 Tehama Sacramento Valley 1 mile west of Corning 91 Comment
  CDA15434  Eryngium castrense G. F. Hrusa, J. Hart 1998-5-1 14422 Tehama Sacramento Valley; Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  JEPS16983  Eryngium castrense W. L. Jepson 1927-6-25 12349 Tehama Pine Creek road station Comment
  JEPS19809  Eryngium castrense Rimo Bacigalupi with S. Galen Smith 1957-6-29 6022 Tehama 8.1 mi. s. Corning (along U.S. Hwy. 99-W) 83 Comment
  JEPS96066  Eryngium castrense Vernon H. Oswald and Lowell Ahart 1996-7-8 7988 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UCD21179  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  OBI8970  Eryngium castrense Robert F. Hoover 1968-5-27 11102 Tehama 10 mi west of Corning Comment
  UC1392808  Eryngium castrense R. F. Hoover 1968-5-27 11102 Tehama 10 mi. w. Corning Comment
  UC1034887  Erysimum capitatum G. B. and R. P. Rossbach 1938-7-20 891 Tehama exposed slopes just n Sulphur Works mud volcanoes; Lassen Volcanic National Park Comment
  SJSU7667  Erythranthe breweri J. W. Tilden 1960-6-26 1480 Tehama Wilson L 1524 Comment
  CHSC112983  Erythranthe cardinalis Lowell Ahart 2013-8-2 18995 Tehama Gravel on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC80698  Erythranthe microphylla Lowell Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC78712  Erythranthe nasuta 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
  SEINET8380170  Erythranthe nasuta A. A. Heller 1914-4-29 11339 Tehama eight miles south of Vina, edge of Pine creek. Comment
  CHSC94362  Erythranthe primuloides Lowell Ahart 2006-7-19 13024 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  UCD112395  Erythronium Christopher Mallek 2008-5-7 RR4- 4 Tehama Raglin Ridge. 927 Comment
  CAS-BOT-BC502718  Erythronium grandiflorum Wayne Roderick 1967-6-21 s. n. Tehama Anthony Peak, Mendocino-Tehama County line 1905 Comment
  JEPS88439  Erythronium multiscapideum Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7263 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek in n.e. corner of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 152 Comment
  JEPS118189  Erythronium purpurascens Dean W. Taylor 2004-5-26 19073 Tehama Turner Mountain, Forest Road 29N48 0.3 mi S of crossing of Antelope Creek (ca. 5 air miles SSW of Mineral) 1676 Comment
  CAS-BOT-BC504363  Erythronium purpurascens John Thomas Howell 1961-6-20 36575 Tehama Sulphur Works entrance station, Lassen Volcanic National Park 2011 Comment
  CHSC41018  Eschscholzia lobbii Pauleen Broyles 1982-4-15 401 Tehama The Nature Conservancy Vina Plains Preserve. On a rise ca 150 m south of Lassen Rd and 200 m east of Hwy 99 in w pasture. 68 Comment
  JEPS29568  Eucephalus breweri J. Thomas Howell 1960-8-19 36166 Tehama Brokeoff Mountain Trail 2682 Comment
  UCD132281  Eucephalus breweri John Thomas Howell 1960-8-19 36166 Tehama Brokeoff Mountain trail. 2682 Comment
  UCD142635  Euphorbia nutans Merrill 1929-8-1 s.n. Tehama Red Bluff. Comment
  UCD104401  Euphorbia serpillifolia Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6863 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UC2027907  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  CHSC65003  Festuca idahoensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7046 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC68979  Festuca idahoensis Vernon Oswald; Lowell Ahart 1997-7-7 8675 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  JEPS127184  Fimbristylis autumnalis Lowell Ahart, John Dittes 2016-8-25 21282 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC447522  Fragaria virginiana var. platypetala Elizabeth McClintock; Wayne Roderick; Martha Roderick 1902-9-12 s.n. Tehama Road to Mumbo basin, Trinity Mts. 1889 Comment
  UC2042816  Frangula californica subsp. tomentella Barbara Ertter 1990-5-12 8936 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  HSC59868  Frangula rubra J. P. Smith, J. O. Sawyer 1971-5-22 4650 Tehama 22 mi. W of Mineral, along Hwy. 36 Comment
  RSA66362  Frasera speciosa P. A. Munz 1951-7-27 16972 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CHSC102371  Fraxinus dipetala L. P. Janeway; B. Castro 2009-4-25 9749 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC77605  Fraxinus dipetala B. Castro; L. P. Janeway 1999-6-10 977 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. 310 Comment
  CHSC86547  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. 780 Comment
  CAS-BOT-BC212408  Fremontodendron californicum Alice Eastwood 1912-8-22 1923 Tehama Between Payne Creek and Red Bluff, Lassen Butte Region Comment
  HSC73390  Fremontodendron californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 116 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  RSA426889  Fremontodendron californicum C. F. Baker 1947-8-14 11997 Tehama Mineral - Red Bluff Hwy. 457 Comment
  UCD116304  Fremontodendron californicum R. N. Raynor; W. S. Ball 1940-5-22 s.n. Tehama Mill Creek Road betw. Red Bluff and Mineral. Comment
  JEPS94350  Fremontodendron californicum subsp. californicum Vernon H. Oswald and Lowell Ahart 1997-5-14 8412 Tehama Plum Creek Road 0.1 mi w of Hogback Road se of the town of Paynes Creek; Plum Creek Road 969 Comment
  CHSC88658  Fritillaria eastwoodiae Linnea Hanson 1990-4-23 337 Tehama Lassen National Forest. East of Manton. 457 Comment
  CHSC68570  Fritillaria recurva Vernon H. Oswald 1997-5-9 8409 Tehama Deer Creek Canyon at the bridge (8-69) between Potato Patch and Alder Creek campgrounds. 1143 Comment
  CHSC9283  Fritillaria recurva D. C. Burns 1971-4-4 123 Tehama Ca. 0.6 mi n of the intersection of Paynes Creek rd. and Plum Creek rd., ca. 20 yds. E of Plum Creek rd. 548 Comment
  RSA537533  Fritillaria recurva Barbara Ertter 1989-5-3 8434 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  JEPS52613  Galium Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4002 Tehama just e Round Mountain (w of Paskenta) 1143 Comment
  CHSC114628  Galium ambiguum J. Kierstead 1990-5-2 90 -46 Tehama Yolla Bolla R.D. West side of Tedoc Mtn. USFS Rd. 45, milepost 11. 1280 Comment
  RSA700224  Galium ambiguum subsp. ambiguum L. P. Janeway 2001-6-10 7137 Tehama High N Coast Ranges. At Tedoc Gap. 1372 Comment
  SEINET1910297  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-1 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  UC1949163  Galium ambiguum subsp. ambiguum Barbara Ertter with Brad Olson 1991-7-4 10259 Tehama SW-facing meadow; Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta, 2 mi SE of Kingsley Galde/Maxin jct ca 28 airmiles W of Corning Comment
  CHSC79205  Galium ambiguum var. ambiguum L. P. Janeway 2000-6-29 6841 Tehama Northern High Sierra Nevada. Volcanic promontory on south edge of the top of Crystal Peak. 2110 Comment
  CHSC80684  Galium andrewsii subsp. andrewsii Lowell Ahart 2001-6-8 8786 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS52822  Galium andrewsii subsp. andrewsii Lauramay T. Dempster and G. L. Stebbins 1964-6-13 4000 Tehama just e Round Mountain (w of Paskenta) 1143 Comment
  UC766037  Galium andrewsii subsp. andrewsii R. F. Hoover 1939-5-11 4102 Tehama foothills above Paskenta (on road to Covelo) Comment
  JEPS95679  Galium aparine Vernon H. Oswald and L. Ahart 1995-4-3 6595 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  UC1023443  Galium bifolium Milo S. Baker and H. K. Wagnon 1953-7-12 12886 Tehama 6.1 mi from Whitlock Camp (w Tehama Co.) 1828 Comment
  UC2031494  Galium bifolium Barbara Ertter with Brad Olson 1991-7-6 10413 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  RSA26305  Galium bifolium Alice Eastwood, John T. Howell 1941-7-9 9786 Tehama Government Flat Comment
  CHSC64990  Galium bolanderi Vernon Oswald; Lowell Ahart 1995-7-12 7042 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC61705  Galium grayanum var. grayanum Vernon H. Oswald; Lowell Ahart 1993-9-2 5906 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  UC1037455  Galium grayanum var. nanum Douglas Barbe 1955-7-16 176 Tehama e ridge leading to summit South Yolla Bolly Mt. 2286 Comment
  CHSC67298  Galium murale James D. Jokerst 1983-5-10 1745 Tehama Wurlitzer Ranch E of Meridian Rd. 103 Comment
  CHSC80686  Galium parisiense Lowell Ahart 2001-6-8 8784 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC86118  Galium parisiense Jenny Marr; Caroline Warren, Julie Cunningham 1998-5-11 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 274 Comment
  RSA90842  Galium parisiense Milo S. Baker, H. K. Wagnon 1953-5-31 12709 Tehama Logging road west of Paskenta near 5 mile post. Comment
  UCD80741  Galium sparsiflorum subsp. sparsiflorum CNPS SN Foothill Team 2005-6-30 SNNR 0449 b Tehama USFS, Lassen National Forest, on the west-facing slope of a ridge leading south of the Lassen Trail. 1068 Comment
  SBBG119888  Galium trifidum L. Ahart 2006-9-9 13263 Tehama 150 yards E of Colby Crk, ca. 2m (air) SE of Colby Mtn, ca. 5 mi (air) NE of Butte Meadows Comment
  CHSC94577  Galium trifidum var. pacificum Lowell Ahart 2006-11-9 13263 Tehama Near a bog on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CHSC60408  Galium triflorum Mary Ann Showers 1992-6-26 2586 b Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CAS-BOT-BC199061  Garrya congdonii R. Bacigalupi 1934-5-29 2411 Tehama On Paskenta Grade, along road from Paskenta to Covelo Comment
  CHSC77343  Garrya congdonii L. P. Janeway; B. Castro, Jean Witzman, Beth Hendrickson 1999-5-19 6443 Tehama Ravine along South Fork cottonwood Creek. 359 Comment
  UC412939  Garrya congdonii W. W. Mackie Oct 1902 Tehama w of Paskenta Comment
  UCD121086  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 704 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  UC1122696  Garrya fremontii P. L. Johannsen 1936-8-20 990 Tehama 0.5 mi ne Colby Mtn.; Lassen National Forest, Paynes Creek Quad. 1645 Comment
  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
  CHSC66125  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7478 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along a drainage flowing in a northeasterly direction from the SW corner of the reserve. 106 Comment
  CHSC80122  Gastridium phleoides L. P. Janeway; B. Castro 2000-5-9 6712 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 121 Comment
  JEPS122129  Gastridium phleoides Lowell Ahart, John Dittes 2014-5-16 19493 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  CAS-BOT-BC282597  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi. post 243 Comment
  UCR130072  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6901 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
  POM304449  Gayophytum heterozygum Alice Eastwood, John Thomas Howell 1941-7-9 9764 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SEINET10969635  Gayophytum nuttallii David B. Dunn 1971-8-15 Dunn 18162 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. Comment
  UC1949123  Geranium carolinianum Barbara Ertter 1991-5-19 9881 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  CHSC67227  Geranium dissectum James D. Jokerst 1983-4-3 1700 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., along Zimmershed Creek ca. 0.25 mi E of the powerlines in +/- swampy area ca. 50 m N of the creek. 152 Comment
  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
  CHSC92780  Gilia capitata subsp. pedemontana John Dittes; Josephine Guardino 2005-5-11 1113 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
  JEPS94338  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1997-5-14 8452 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 19.5 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 725 Comment
  SEINET10938879  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama T24N R1E sw sec 28 Richardson Springs quad; on Howard Wurlitzer Ranch, N side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi E of Meridian Road, ca. 11 mi N of Chico. With L. Ahart & J.D. Jokerst. 122 Comment
  JEPS103263  Glinus lotoides Lowell Ahart 2002-11-5 10017 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) NW of Orland. 152 Comment
  CDA28227  Glyceria elata B. Stroup Tehama 0 Comment
  CHSC79884  Glyceria occidentalis L. P. Janeway 2000-4-5 6655 Tehama Vicinity of Rice Creek, west of I-5. 106 Comment
  CHSC64817  Gnaphalium palustre Vernon H. Oswald 1995-6-4 6822 Tehama Dales Lake Ecological Reserve. W side Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station. ca. 14 mi ne of Red Bluff. Along the edge of Pool 19, w of the borrow pit. 213 Comment
  JEPS110284  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 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
  JEPS88596  Gnaphalium palustre Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .3 Tehama BLM parcel along Hwy 36 ne Red Bluff (on gravel bar along creek at the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  RSA718936  Gnaphalium palustre L. Ahart 2006-7-19 13019 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  UCD104403  Gnaphalium palustre Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6864 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  HSC93483  Gratiola ebracteata G. Fred Hrusa 1998-5-10 14437 Tehama Coyote Creek Conservation Area: ridge above Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 Comment
  UC1586625  Gratiola ebracteata Vernon H. Oswald and Lowell Ahart 1991-5-9 4560 Tehama ca 0.5 mi sse of the entrance kiosk Paynes Creek Recreation Area (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 6.5 mi nne of Red Bluff); Sacramento River, Paynes Creek Recreation Area 112 Comment
  CDA6250  Gratiola ebracteata G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2674 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  RSA14127  Gratiola ebracteata Elmer I. Applegate 1928-4-25 5385 Tehama Between Orland and Corning. Comment
  CHSC64825  Gratiola heterosepala Vernon H. Oswald 1995-6-4 6825 Tehama W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 213 Comment
  CHSC66058  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 263 Comment
  JEPS119637  Gratiola heterosepala Lowell Ahart 2012-6-2 18146 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS87022  Gratiola heterosepala Dean W. Taylor 1990-5-9 11691 Tehama w base Tuscan Buttes (in large (ca 3 acre) vernal lake (local name 7 Mile Lake)); Sacramento Valley, Dales Quad, w base Tuscan Buttes, 7 Mile 295 Comment
  UC2031482  Habenaria dilatata Barbara Ertter with Brad Olson 1991-7-6 10437 Tehama Ball Rock - Toomes Camp Road 2.3 mi N of Trough Ridge junction 21.1 mi from Paskenta, ca 28 air miles W of Corning, head of Dark Canyon ca 3 air miles S of Ball Rock 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
  CHSC102609  Hackelia californica L. P. Janeway 2009-7-26 9878 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  CHSC61409  Hackelia californica Vernon H. Oswald; Lowell Ahart 1993-8-18 5837 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  UC725379  Hackelia californica A. A. Heller 1938-7-28 15291 Tehama along the Mineral Mountain Lassen Highway Comment
  CHSC44193  Hackelia micrantha Vernon Oswald 1988-7-12 3559 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  JEPS101561  Hackelia micrantha Dean W. Taylor 1997-7-9 16117 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CAS-BOT-BC306537  Helenium bigelovii John Thomas Howell 1960-8-18 36074 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS4078  Helianthella californica subsp. nevadensis Milo S. Baker and H. K. Wagnon 1953-7-12 12849 Tehama county road 2 1/2 mi above Whittrock (camp in open forest) 1402 Comment
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Jul 29 2009
  CAS-BOT-BC305585  Helianthus bolanderi H. M. Hall; E. B. Babcock 1903-7-1 4399 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon). Morgan Springs 1524 Comment
  CHSC80594  Helianthus bolanderi Vernon H. Oswald; Lowell Ahart 2001-6-5 10041 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  JEPS102876  Helianthus bolanderi Vernon H. Oswald 2001-6-5 10041 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  JEPS89721  Helianthus bolanderi Dean W. Taylor 1992-6-18 12797 Tehama along Forest RD. 25N01 Valentine Ridge; Inner N. Coast Ranges, Valentine Ridge Comment
  RSA757368  Heliotropium curassavicum Barbara Ertter 1991-5-18 9865 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  CHSC77750  Heliotropium europaeum B. Castro; H. West 1999-6-1 948 Tehama About 22 air miles W of Orland, vicinity of Newville and N. Fk Stony Creek. Several ft from water. 193 Comment
  JEPS117393  Heliotropium europaeum Lowell Ahart, John Dittes 2010-10-4 17281 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  RSA0114937  Heliotropium europaeum Lowell Ahart 2013-8-2 18991 Tehama Gravel on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northeast of Orland. 136 Comment
  SD54841  Heliotropium europaeum Darley F. Howe 1963-8-8 Tehama Along Route 99, 5.1 miles north of Corning. Comment
  UC1275923  Heliotropium europaeum N. H. Macleod 1957-9-4 Tehama along Red Bank Rd, w. of Red Bluff Comment
  UCD119459  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 mi. w. of old Hwy 99, n.w. of Red Bluff. Comment
  CHSC108072  Hemizonella minima B. Castro; L. P. Janeway 2000-6-11 1293 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  SEINET10808649  Hemizonella minima Jeffrey Huber 1971-6-10 Huber 277 Tehama 18 mi. E of Red Bluff on Calif. Hwy. 36; in live oak, Pinus ponderosa, and digger pine. NE slope (approx. 2 deg. ); rocky soil. 549 Comment
  UC1023455  Hemizonella minima Milo S. Baker and H. K. Wagnon 1959-6-21 12769 Tehama logging road w Paskenta (above 15 mi post, w Tehama County) Comment
  CAS-BOT-BC306004  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-26 12900 Tehama 2.5 miles northeast of Proberta Comment
  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
  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
  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
  HSC95450  Hemizonia congesta subsp. clevelandii L. Ahart 2001-6-8 8762 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 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
  CHSC62929  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1994-4-6 6084 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  JEPS88411 Image available Hesperevax acaulis var. robustior Vernon H. Oswald and Lowell Ahart 1996-4-8 7323 Tehama BLM parcel along Hwy 36 ne Red Bluff (high bank on e side of creek ca. 0.6 mi upstream from its mouth on Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  UC1278031  Hesperevax caulescens B. Crampton 1953-4-29 1153 Tehama about 2 mi n of Vina; US Hwy. 99E Comment
  CHSC57815  Hesperochiron pumilus Vernon H. Oswald; Lowell Ahart 1992-5-6 4935 Tehama SW edge of Hwy. 36 (between the highway and the fence line) immediately S of Wilson Lake Rd. (County Rd. 769, Forest Rd. 29N63), between Gurnsey Creek Campground and Childs Meadows. 1484 Comment
  CHSC77355  Hesperolinon californicum L. P. Janeway; B. Castro, Caroline Warren 1999-6-8 6457 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 365 Comment
  POM304462  Hesperolinon spergulinum Alice Eastwood, J. T. Howell 1941-7-9 9770 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC108064  Hesperolinon tehamense B. Castro; L. P. Janeway 2000-6-11 1283 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the upper edges of Pepperwood Spring. 899 Comment
  JEPS122824  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 285 Tehama About half way up to radio tower on Tomes Camp Road west Paskenta. Comment
  JEPS122884  Hesperolinon tehamense Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 632 Tehama Mendocino National Forest. Near beginning of incline on Toomes Camp Rd west of Paskenta Comment
  SEINET3068842 Image available Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Paskenta grade, Covelo-Paskenta road; on serpentine hillside 4.3 mi below junction of Alder Springs road and 11.1 mi west of Paskenta, Mendocino National Forest, inner North Coast Ranges (UC) 1160 Comment
  UCD169338  Hesperolinon tehamense Lowell Ahart 2004-6-30 11150 Tehama About 9 miles west of Paskenta, on the east side of Road M2. 883 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
  SEINET10460623  Heterocodon rariflorum Philip A. Munz 1951-7-25 Munz 16869 Tehama 1 MI E OF SQUARE LAKE, S YOLLA BOLLY MTNS Comment
  JEPS106306  Heteromeles arbutifolia Lowell Ahart 2004-6-11 11031 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 382 Comment
  CHSC77538  Heterotheca oregona var. compacta Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  HSC95423  Heterotheca oregona var. compacta L. Ahart, John Dittes 2003-9-17 10584 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CAS-BOT-BC318626  Hieracium greenei Clare B. Hardham 1971-8-10 18306 Tehama South Yolla Bolly Mountain 2133 Comment
  JEPS87527  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CHSC48169  Hieracium scouleri var. nudicaule Vernon Oswald 1984-7-9 1563 Tehama Hwy 32, 0.2 mi s-w of Hwy 36. 1417 Comment
  RSA261421  Holodiscus discolor J. M. Tucker 1962-7-29 3627 Tehama 3/4 mile north of Ovenlid, South Yolla Bollly Mountain, ca. 3 miles east of the summit. 1982 Comment
  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
  CHSC118585  Holodiscus discolor var. glabrescens L. P. Janeway 2016-9-6 12170 Tehama High North Coast Ranges. Saddle 2.3 air-km west of North Yolla Bolly; Pettyjohn Meadow. 2170 Comment
  CHSC65091  Holozonia filipes Vernon H. Oswald; Lowell Ahart 1995-7-31 7165 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6)/ 365 Comment
  CHSC66099  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1996-5-27 7648 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd NW of Corning. On bed of a pool along the pipeline ca. 0.1 mi N of the S boundary. 102 Comment
  JEPS122132  Hordeum marinum subsp. gussoneanum Lowell Ahart, John Dittes 2014-5-16 19494 Tehama About 200 yards southwest of the lone oak tree, about 1/2 miles east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD85782  Hordeum marinum subsp. gussoneanum A. A. Beetle 1942-5-19 3288 Tehama 5 miles N of Cold Fork. Comment
  CHSC64581  Hordeum murinum subsp. leporinum Vernon H. Oswald; Lowell Ahart 1995-4-3 6586 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On slope between two intermittent streams converging on the w boundary of the s edge of the ridge crossing the nw corner of the reserve. 201 Comment
  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
  UCR130091  Horkelia tridentata George K. Helmkamp, E. A. Helmkamp 2001-7-7 6914 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
  POM224395  Horkelia tridentata H. P. Bracelin 1931-5-30 370 Tehama Meadow on Mill Creek, 1 mile W of Mineral Comment
  CHSC43662  Hosackia crassifolia var. crassifolia Vernon Oswald 1984-5-30 1217 Tehama Mendocino National Forest, Round Valley Rd. (M4; 23N02), 29.1 mi w of Newville Rd. 1524 Comment
  SBBG4754  Hypericum anagalloides H. and M. Dearing 1938-6-23 2112 Tehama near Deer Crk Comment
  HSC93192  Hypericum anagalloides Vernon H. Oswald, L. Ahart 1996-9-4 8249 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36, NE of Red Bluff 183 Comment
  CHSC77585  Hypericum perforatum B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1033 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  JEPS88277  Hypericum perforatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7699 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (Hog Lake Plateau, along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau 103 Comment
  JEPS95720  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  CHSC96652  Hypochaeris glabra Lowell Ahart 2007-5-8 13726 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
  RSA704008  Hypochaeris glabra Daphne K. Christopher, Hannah Stevens, M. Bibbo 2003-4-20 217 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC83316  Hypochaeris radicata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA105384  Ipomopsis aggregata subsp. formosissima G. D. Barbe 1955-8-4 350 Tehama 1/2 mile N of Big Flat. 1524 Comment
  HSC81953  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1979-6-25 4880 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  UC1010359  Iris tenuissima Milo S. Baker and H. K. Wagnon 1953-6-21 12774 Tehama w of Paskenta (logging road, Whiskey Saddle); Whiskey Saddle 1448 Comment
  CDA19855  Isatis tinctoria R. Breckenridge 2002-5-3 PDR 1204455 Tehama Northern California; I-5 southbound, 100 ft N of Proberta exit. 0 Comment
  CHSC79934  Isoetes howellii B. Castro; L. P. Janeway 2000-5-11 1172 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  SBBG119787  Isoetes howellii L. Ahart 2004-4-29 10790 Tehama Dead Rabbit Lake, E of Nomalaki Trail, ca. 0.75 mi NW of Bowers Crk, ca. 1.5 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  CHSC40820  Isoetes nuttallii Pauleen Broyles 1983-4-16 909 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  CHSC53992  Isoetes nuttallii Vernon H. Oswald 1991-5-9 4553 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
  CHSC87379  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS88064  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1996-4-3 7284 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, just e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS97383  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1995-4-3 6563 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy 36); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  JEPS97374  Isoetes orcuttii Vernon H. Oswald and Lowell Ahart 1995-4-17 6667 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy 36); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  UC2062874  Isoetes orcuttii Forrest Freund 2016-5-17 254 Tehama Hog Lake vernal pool. Comment
  HSC75380  Ivesia gordonii var. alpicola J. O. Sawyer, K. A. Sawyer 1980-6-18 3447 Tehama S of N Yolla Bolly Peak. 2348 Comment
  CHSC93643  Juglans californica var. hindsii Paul Kirk; Joe Silveira 2001-10-22 14 Tehama North end of Mooney Island Unit of Sacramento National Wildlife Refuge. 30 Comment
  CHSC80100  Juncus acuminatus L. P. Janeway 2000-5-16 6732 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  JEPS106213  Juncus balticus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11186 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
  CHSC105493  Juncus brachyphyllus Lowell Ahart; John Dittes 2010-7-17 16883 Tehama On damp to dry rocky soil, on the north side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36. 726 Comment
  CDA39205  Juncus bufonius G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2668 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  CHSC107357  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2011-6-9 17447 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  JEPS118086  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2011-6-9 17447 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  CHSC65072  Juncus bufonius var. congestus Vernon H. Oswald; Lowell Ahart 1995-7-17 7076 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. On the dry bed of Pool 9 in the southern cluster (S side of Inks Creek Rd.). 213 Comment
  CHSC55301  Juncus effusus subsp. pacificus L. P. Janeway 1991-6-15 4015 Tehama Battle Creek Wildlife Area. Along water ditch ca 600 ft south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 126 Comment
  UC569474  Juncus ensifolius H. S. Yates 1936-8-12 6093 Tehama near Mineral Summit; Paynes Creek Quad. 1463 Comment
  UC1748324  Juncus exiguus L. P. Janeway and B. Castro 1999-8-22 6529 Tehama above the road betw. Government Flat and Wells Cabin Campground, about 0.4 mi SW of Government Flat and 1.0 mi NE of Anthony Peak High North Coast Ranges 1841 Comment
  JEPS127234  Juncus howellii Lowell Ahart, John Dittes 2016-6-22 21030 Tehama About 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 Comment
  JEPS116112  Juncus laccatus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area 1493 Comment
  UC1748341  Juncus laccatus L. P. Janeway and B. Castro 1999-8-24 6548 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  CAS-BOT-BC110132  Juncus leiospermus var. leiospermus Lowell Ahart 1979-4-25 s.n. Tehama 15.5 miles north of Red Bluff. 280 Comment
  HSC101155  Juncus marginatus P. F. Zika 2011-7-4 25507 Tehama W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek 320 Comment
  UCD168840  Juncus marginatus Peter. F. Zika 2011-7-4 25507 Tehama Cascade Range Foothills (CaRF); Ertter's station. W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek. 320 Comment
  CHSC85287  Juncus mertensianus John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 793 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  CHSC60459  Juncus nevadensis Mary Ann Showers 1992-6-27 2654 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC60460  Juncus nevadensis Mary Ann Showers 1992-6-26 2596 b Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC87825  Juncus oxymeris Lowell Ahart 2004-6-11 11034 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  JEPS67060  Juncus oxymeris W. L. Jepson 1938-6-10 18979 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  CHSC87865  Juncus patens Lowell Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 549 Comment
  CHSC112023  Juncus patens David Toren; Carl Furrer 2002-9-3 2106 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  CHSC102652  Juncus tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16340 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  JEPS88295  Juncus tenuis Vernon H. Oswald and Lowell Ahart 1996-4-29 7467 Tehama CDFG parcel on s side of Gyle Rd. Sacramento Valley, Thomes Creek Ecological Reserve (nw side of Valley, nw of Corning) 103 Comment
  JEPS96111  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1996-4-3 7296 Tehama CDFG parcel on s side of Gyle Rd. Sacramento Valley, Thomes Creek Ecological Reserve (nw side of Valley, nw of Corning, n side of floodplain of intermittent stream ca 0.4 mi e of dirt lan along w side of parcel) 103 Comment
  SEINET11787695  Juncus uncialis Unknown 1982-1 886 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC102912  Juncus usitatus Peter F. Zika 2007-6-5 23024 Tehama Sacramento Valley. Near Elder Creek on W side of I-5. 85 Comment
  UCD142851  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, around 20-22 airmiles northeast of Red Bluff. Comment
  UCSC000126  Juncus xiphioides H. S. Yates 1936-8-12 6092 Tehama near Mineral Summit Mineral Summit - Pay<?>es creek 1857 Comment
  CAS-BOT-BC85357  Juniperus californica John Thomas Howell 1960-8-23 36467 Tehama 10 miles ne. of Red Bluff Comment
  CAS-BOT-BC85358  Juniperus californica Doris Kildale Gillespie 1930-5-9 9268 Tehama 10 miles east of Red Bluff on Susanville Road Comment
  CHSC77716  Juniperus californica B. Castro; C. Warren, L. P. Janeway 1999-5-4 918 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 292 Comment
  UCR3624  Juniperus californica Frank C. Vasek 1964-8-4 640804- 12 Tehama 33 mi NW of Red Bluff & 0.2 mi south of Hwy 36 on Vestal Road. Comment
  UC725707  Juniperus occidentalis A. A. Heller 15844 Tehama along State Hwy 36 5 mi e U.S. Highway #99E (in volcanic uplands e of Red Bluff) Comment
  SEINET11054117  Juniperus occidentalis var. australis D. Charlet, R. Tausch, R. Terry 1995-9-28 2219 Tehama Yolla Bolly Mountains, Cedar Basin, North Yolla Bolly Peak. 1896 Comment
  JEPS97168  Keckiella corymbosa Julie Kierstead 1990-9-11 90 -148 Tehama 2.5 mi S of Tedoc Gap (on FS Road 27N13); Shasta-Trinity National Forests, Yolla Bolla Ranger District 1524 Comment
  UC2027781  Keckiella lemmonii Barbara Ertter 1991-9-2 10795 Tehama Paskenta Round Valley road (Route M4 over Mendocino Pass) 8.0 mi W of Newville Road junction, ca. 7 air miles SW of Paskkenta Comment
  UC2027783  Keckiella lemmonii Barbara Ertter 1991-9-2 10773 Tehama SW Tehama Co. Round Valley Paskenta Road (Route M4) 2.3 mi E of M2 junction at Government Flat, ca 19 air miles W of Paskenta Comment
  CHSC65349  Kelloggia galioides Lowell Ahart 1995-10-3 7662 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
  CHSC67319  Koeleria phleoides James D. Jokerst 1983-5-18 1771 Tehama Wurlitzer Ranch E of Meridian Rd., plains between Zimmershed and Pine Creeks ca. 0.5 mi W of the powerline. 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
  JEPS124048  Kyhosia bolanderi Lowell Ahart, John Dittes 2015-8-5 20453 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC66877  Lactuca saligna Vernon H. Oswald; Lowell Ahart 1996-9-4 8251 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream. 182 Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CAS-BOT-BC340509  Lactuca serriola John Thomas Howell 1960-8-20 36244 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC341376  Lagophylla glandulosa Louis C. Wheeler 1935-5-23 3520 Tehama 9 mi. E Newville on Orland-Newville Road 121 Comment
  CAS-BOT-BC341379  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC36101  Lagophylla glandulosa Howard Wurlitzer 1979-5-18 Tehama Howard Wurlitzer Ranch, North of Barber Rd., S of Pine Cr. 100 Comment
  CHSC77732  Lagophylla glandulosa B. Castro; C. Warren, L. P. Janeway 1999-5-4 908 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 280 Comment
  JEPS107100  Lagophylla glandulosa Barbara Ertter 1991-7-5 10294 Tehama Metzger Ranch, at the confluence of Big and Little Crane Creeks (=Stiver's Ranch), ca 15 air mi WNW of Red Bluff; SW corner of ranch. 213 Comment
  UC980574  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama roadside a mile or so e Paskenta (west Tehama County) Comment
  RSA606131  Lagophylla glandulosa L. C. Wheeler 1935-5-23 3520 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UC727057  Lagophylla glandulosa A. A. Heller 1941-7-24 16251 Tehama along State Hwy 36 6 mi e Payne's Creek Post office Comment
  CHSC90760  Lagophylla minor D. Isle 2004-4-10 258 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Lower Mud Flat Rd. 426 Comment
  CHSC91032  Lagophylla minor D. Isle 2002-4-10 341 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Rd. (23N69). 365 Comment
  UC1619983  Lagophylla minor Barbara Ertter 1991-5-18 9839 Tehama Rosewood Ranch on Salt Creek 17 air mi wnw of Red Bluff (1/2 mi s of Hwy 36, s of pasture); Salt Creek, Rosewood Ranch 243 Comment
  SD74668  Lagophylla ramosissima Helen V. Witham 1969-10-4 541 Tehama Blue Tent Creek at confluence with Sacramento River. 130 Comment
  CHSC105946  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2010-7-17 16855 Tehama Near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  UCD18756  Lasthenia californica Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 49 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CAS-BOT-BC337953  Lasthenia californica D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 44 Tehama On Hwy 36, 16 miles east of Basin Gulch Campground. On the North side of the Hwy Comment
  JEPS10003  Lasthenia californica subsp. californica W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  UC1363766  Lasthenia californica subsp. californica Robert Ornduff 1958-4-20 4912 Tehama 7.4 mi w of Paynes Creek; Highway 36 304 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
  CHSC55187  Lasthenia fremontii L. P. Janeway 1991-4-11 3882 Tehama Battle Creek Wildlife Area. Tablelands on the south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  CHSC83622  Lasthenia fremontii L. P. Janeway 2002-4-23 7516 Tehama Inner North Coast Ranges. Low rise between Morrison Bryant Road and the flats on the south side of North Fork Stony Creek, 0.2 mi west of the edge of Black Butte Creek. Vernal pool. 149 Comment
  CAS-BOT-BC352762  Lasthenia fremontii L. E. Smith 1915-4-24 s.n. Tehama Red Bluff Comment
  RSA585985  Lasthenia fremontii Adree M. Desrochers 1988-4-19 299 Tehama Near Red Bluff. Along Road 36; 1.8 km from intersection 99 and 36. Comment
  SEINET10475349  Lasthenia fremontii Mary Susan Taylor 1975-4-18 Taylor 485 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  CHSC64693  Lasthenia glaberrima Vernon H. Oswald 1995-5-2 6705 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (collected on the w side). 213 Comment
  CHSC65945  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-23 7426 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Located W of Hog Lake. 262 Comment
  CHSC102345  Lasthenia gracilis L. P. Janeway 2009-4-4 9710 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  RSA64946  Lathyrus jepsonii subsp. californicus C. L. Hitchcock 1949-6-8 19089 Tehama 1/4 mile W of bridge over S. Fork Trinity River near Highway 299 near Salyer. Comment
  HSC82163  Lathyrus polyphyllus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4921 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC213276  Lathyrus sulphureus Alice Eastwood; John Thomas Howell 1941-7-9 9736 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC89822  Lathyrus sulphureus B. Castro; L. P. Janeway 2001-6-5 1262 Tehama Vicinity of Thomes Creek and Bowers Creek. At top of steep north-west-facing slope below dirt road in bottom of small canyon with small perennial creek. Upper edge of riparian strip. 316 Comment
  CHSC70862  Layia chrysanthemoides Vernon Oswald; Lowell Ahart 1998-4-27 8982 Tehama Vestal Rd. 3.8 mi south of Hwy. 36 between Red Bluff and Platina. Along this section of the road. 365 Comment
  JEPS94811  Layia chrysanthemoides Vernon Oswald and Lowell Ahart 1998-4-27 8982 Tehama Vestal Road 3.8 mi s of Highway 36 between Red Bluff and Platina; Vestal Road 365 Comment
  SJSU11667  Layia fremontii H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson 259 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
  JEPS81100  Layia fremontii J. L. Heywood and D. H. Norris 1968-3-31 1851 Tehama 56 mi e Shasta County line (Calif. Hwy. 36, along road in open Oak Parkland) Comment
  UCD133903  Layia fremontii Joseph M. DiTomaso 1976-3-28 372 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  UC894092  Layia platyglossa A. A. Heller 1914-4-29 11331 Tehama 8 mi s of Vina; Pine Creek Comment
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Jul 7 2009
  CHSC84585  Leersia oryzoides Lowell Ahart; John Dittes 2003-9-17 10607 Tehama On the south side of a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  RSA261423  Lemna minor Susan Larson 1964-5-11 35 Tehama Beside U.S. Highway 99 West, ca. 5 miles south of Red Bluff 85 Comment
  CHSC113002  Lemna minuta Lowell Ahart 2013-8-2 18989 Tehama Small natural pond, on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS121170  Lemna minuta Lowell Ahart 2013-8-2 18989 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
  CHSC59189  Lemna turionifera Vernon H. Oswald 1992-9-9 5206 Tehama Lassen Volcanic National Park. Ca. 0.2 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. In a streamlet in a meadow. 2011 Comment
  CHSC60467  Lemna turionifera Mary Ann Showers 1992-6-28 2653 .1 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  UC1101285  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-7-22 1079 Tehama sw of Chester (Highway 32 just s of Highway 36, Deer Creek); Deer Creek Comment
  UCD18377  Leontodon saxatilis Lee Smith, Bill Richardson 1976-8-25 s.n. Tehama Tehama County. Comment
  CHSC77757  Lepidium latifolium B. Castro; L. P. Janeway 1999-6-14 986 Tehama About 19 air miles SW of Red Bluff, vicinity N Fork Red Bank Creek, Bell Rd, and Bluedoor Flat. 289 Comment
  HSC6824  Lepidium nitidum L. T. Gault 1964-3-24 20 Tehama S Center St., Los Molinos Comment
  CHSC41095  Leptochloa fusca subsp. fascicularis Pauleen Broyles 1982-5-10 559 Tehama 400 m to nw of barn, e of Hwy. 99. 60 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
  RSA93135  Leptosiphon bolanderi Milo S. Baker 1953-4-26 12540 Tehama 5 mi W of Paskenta along road of Crane Lumber Co at a burn. Elevation not much higher than Paskenta. Comment
  CHSC102236  Leptosiphon ciliatus L. P. Janeway; B. Castro 2009-4-25 9755 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
  CHSC66052  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7529 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a slope above Paynes Creek at this location. 152 Comment
  HSC73399  Leptosiphon ciliatus L. Sieburth, B. Potter, Susan Ahrens 33 Tehama 671 Comment
  CHSC88943  Leptosiphon filipes A. Peterson 2003-4-19 55 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  CHSC63411  Leptosiphon nuttallii subsp. howellii Vernon H. Oswald 1994-6-11 6268 Tehama Tedoc Rd. (Forest Rd. 45) 4.5 mi S of Pattymocus Lookout Rd., 1.5 mi N of Tedoc Gap, W of Red Bluff and S of Platina. Roadside bank. 1396 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
  HSC1832  Leptosiphon pygmaeus Larry Berti 1969-3-19 27 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  CAS-BOT-BC341907  Lessingia nemaclada H. F. Copeland 1920-7-24 8 Tehama Above Deer Creek Comment
  CHSC80602  Lessingia nemaclada Lowell Ahart 2001-6-16 8846 Tehama South of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  SEINET10846152  Lessingia nemaclada David B. Dunn 1971-8-15 Dunn 18179 Tehama 22 mi. E of jct. of Hwy. 36 & Hwy. 99 on 36 in Digger pine and yellow pine; road to Lassen National Park. Comment
  UCSB25962  Lessingia nemaclada Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Howell Saddle, 23.8 miles northwest of Paskenta Yolla Bolly Mtns. 1889 Comment
  JEPS89642  Lessingia virgata Dean W. Taylor 1993-8-31 14062 Tehama ca. 1.5 air mi. n. Dales Lake (Inks Creek, on hill adjacent to large stock pond in unnamed s. fork Inks Creek); Northern Scaramento Valley, Dales 7 1/2 Quad. 1976 ed., Inks 186 Comment
  CAS-BOT-BC334604  Leucanthemum vulgare John Thomas Howell 1960-7-24 35996 Tehama Mineral 1493 Comment
  JEPS43362  Lewisia nevadensis W. L. Jepson 1927-6-24 12333 Tehama meadow, Mineral Mineral 1524 Comment
  JEPS62050  Lilium Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  CAS-BOT-BC130836  Lilium pardalinum P. A. Munz 1951-7-25 16856 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC55502  Limnanthes douglasii subsp. rosea Margaret Stelmok 1991-3-31 8 Tehama In drainage ditch n side of Lassen Road ca. 1000 ft n of Singer Creek and 0.8 mi w of Mt. Diablo Meridian. 85 Comment
  HSC59067  Limnanthes douglasii subsp. rosea Thomas Wood 1979-4-28 135 Tehama Along Leninger Rd., E of Vina. 73 Comment
  RSA178674  Limnanthes douglasii subsp. rosea A. A. Heller 1926-4-10 13914 Tehama Along the Pacific Highway southeast of Vina. Comment
  CHSC28727  Limnanthes floccosa subsp. floccosa Robert A. Schlising 1979-4-1 3350 Tehama In fields between Zimmershed and Pine Creeks, just north of Butte County line. In pools. Comment
  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
  JEPS87180  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1992-4-21 4904 Tehama 7.8 (odometer) mi e Hwy 99 (on Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), ca 10 mi (air) e of Red Bluff) 289 Comment
  JEPS58405  Linanthus dichotomus Harold Bailey and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC1586547  Linanthus dichotomus Vernon H. Oswald and Lowell Ahart 1991-4-16 4503 Tehama 2.0 mi n Colyear Springs Rd. (Red Bank Rd, n of Paskenta) 286 Comment
  CDA40106  Linanthus dichotomus subsp. meridianus Vernon H. Oswald & Lowell Ahart 1998-4-21 8925 Tehama Inner North Coast Ranges; Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Comment
  JEPS58423  Linanthus filipes Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC1148887  Linanthus harknessii Milo S. Baker 1940-8-13 9821 Tehama Murphy's Government Flat Comment
  JEPS103597  Linaria canadensis Lowell Ahart 2002-4-27 9553 Tehama 10 yds NW of the cattle guard, NW of where road is wide enough to park, W side of dirt road that leads to tower, E of Road M2, 8 mi W of Paskenta 609 Comment
  RSA281208  Linaria dalmatica T. C. Fuller 1968-9-17 17613 Tehama In yard and fencerow of the house opposite the w. end of the school yard, Scenic Ave., Mineral. Comment
  CDA6349  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
  JEPS47679  Lithophragma bolanderi W. L. Jepson 1927-6-21 12276 Tehama Mineral 1524 Comment
  JEPS97490  Lithophragma bolanderi Vernon H. Oswald and L. Ahart 1995-3-19 6538 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  JEPS88468  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald and Lowell Ahart 1996-4-23 7434 Tehama BLM parcel along Hwy 36 ne of Red Bluff (n-facing slope of Paynes Creek Canyon near the power line and n end of Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 167 Comment
  UC1278100  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 mi s Paynes Creek Comment
  UCR119005  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Red Bluff Area., 1.5 miles south of Paynes Creek. 549 Comment
  UCD80058  Logfia filaginoides CNPS SN Foothill Team 2005-5-10 SNFN 0163 c Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  JEPS88107  Lolium multiflorum Vernon H. Oswald and Lowell Ahart 1996-5-6 7511 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  HSC31983  Lolium perenne Donald Spalinger 1974-5-5 53 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  HSC26539  Lolium temulentum J. P. Smith, J. O. Sawyer 1971-5-22 4645 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  CHSC57337  Lomatium caruifolium var. denticulatum B. G. Clark 1987-4-6 18 Tehama 30 yds. south of Hogsback Rd 4.6 mi east of Hwy 99. Approx 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 259 Comment
  RSA424748  Lomatium caruifolium var. denticulatum Aaron Liston, M. Blumler 1987-4-24 654 -20 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  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
  UC875116  Lomatium caruifolium var. denticulatum A. A. Heller 1916-4-20 12336 Tehama 3 mi. n. Red Bluff Comment
  UC1246762  Lomatium caruifolium var. denticulatum Howard Scott Gentry 1962-5-4 17910 Tehama 8 mi E of Red Bluff ((junction 99) along Rte. 20) 152 Comment
  HSC35379  Lomatium dasycarpum subsp. dasycarpum R. M. Sullivan 1975-5-4 55 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  HSC38901  Lomatium dasycarpum subsp. tomentosum J. P. Smith, J. O. Sawyer 1971-5-22 4648 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  SEINET9084976  Lomatium dasycarpum subsp. tomentosum B. Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek, NW of junction of Hwy 36 and Rte A5 (Bowman Road), ca 15 air miles WNW of Red Bluff, on Reed property. 183 Comment
  JEPS126583  Lomatium dissectum var. multifidum Lowell Ahart, John Dittes 2016-6-22 21050 Tehama On the west side of Highway 32, Helipad Site, 1.0 mile (air) east of USFS Road 27N08, Bridge over Deer Creek, 3.0 miles (air) southwest of Potato Patch Campground. Comment
  UCD127697  Lomatium macrocarpum Dean W. Taylor 1976-7-9 6048 Tehama Cub Creek. 1859 Comment
  JEPS17153  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-30 14284 Tehama Red Bluff Comment
  UC1094588  Lomatium marginatum var. marginatum C. R. Bell 1953-3-21 1395 Tehama 4.2 mi. n. Red Bluff (both sides U.S. Hwy. 99) Comment
  CDA38462  Lomatium marginatum var. purpureum Vernon H. Oswald & Lowell Ahart 1998-4-27 8959 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  JEPS81066  Lomatium marginatum var. purpureum Thomas W. Nelson and Jane P. Nelson 1979-3-11 4561 Tehama 7 mi W of Corning (along county road A9 (Corning to Paskenta)) Comment
  CHSC42633  Lomatium utriculatum Vernon Oswald 1984-4-11 1144 Tehama Round Valley Rd. (also M4 or 23N02) 5.2 mi w of Newville Rd. (2.5 mi w of Mendocino National Forest boundary). 426 Comment
  JEPS13765  Lonicera conjugialis Joseph Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  CHSC81264  Lotus corniculatus Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 Comment
  RSA21506  Lotus humistratus Carl B. Wolf 1937-5-16 8692 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  RSA700503  Lotus nevadensis L. P. Janeway 2001-6-10 7148 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. 1515 Comment
  JEPS102875  Lotus purshianus var. purshianus Lowell Ahart 2001-6-8 8773 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 Comment
  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
  RSA794946  Lotus purshianus var. purshianus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16314 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  UC725289  Lotus purshianus var. purshianus A. A. Heller 1937-6-21 Tehama Deer Creek Comment
  UC727116  Lotus purshianus var. purshianus A. A. Heller 1937-7-21 16167 Tehama several mi w first crossing of Deer Creek (along Deer Creek Highway) Comment
  CHSC105947  Ludwigia palustris Lowell Ahart; John Dittes 2010-7-17 16847 Tehama Bare strand of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  RSA424769  Lupinus Aaron Liston, M. Blumler 1987-4-24 654 -19 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC1034633  Lupinus adsurgens Milo S. Baker 1953-6-21 12781 Tehama logging rd w Paskenta; w of Paskenta 1371 Comment
  UC710579  Lupinus adsurgens Alice Eastwood, John Thomas Howell 1941-7-9 9753 Tehama Log Spring Ridge between Log Spring and Government Flat Log Spring Ridge; Log Spring Ridge btw Log Spring and Government Flat Comment
  RSA90606  Lupinus adsurgens var. lilacinus Milo S. Baker, H. K. Wagnon 1953-6-21 12781 Tehama Logging road west of Paskenta. 1372 Comment
  CHSC77569  Lupinus albifrons var. albifrons Heidi West; Jenny Marr 1998-4-30 Tehama Vicinity of North Fork Stony Creek and Newville. 207 Comment
  UC1037487  Lupinus albifrons var. collinus Milo S. Baker and H. K. Wagnon 1953-6-21 12783 Tehama w Paskenta (West Tehama County); w of Paskenta 1219 Comment
  SBBG3539  Lupinus arbustus H. and M. Dearing 1938-6-23 2109 Tehama Deer Crk 1249 Comment
  JEPS102805  Lupinus bicolor Vernon H. Oswald 2001-5-7 10009 Tehama Forest Road 26N15 4.9 mi W of Hwy 32, between Soda Springs and Cohasset Ridge 1072 Comment
  JEPS65369  Lupinus bicolor Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  OBI59291  Lupinus bicolor Vernon H. Oswald & Lowell Ahart, Lowell Ahart 2001-5-7 10009 Tehama Devils Parade Ground Quad. T26N R3E SW 1/4 SW 1/4 sect 28. Forest rd 26N15 4.9 mi W of hwy 32 between Soda Springs and Cohasset Ridge 1073 Comment
  HSC89709  Lupinus bicolor Eric German, Klara Varga, Michele Cardinaux 1989-4-1 8 Tehama Hwy. 36, 20.5 mi. E of Shasta Co. line, Comment
  RSA437369  Lupinus bicolor subsp. bicolor Aaron Liston, M. Blumler 1987-4-24 654 -18 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC102324  Lupinus bicolor var. tridentatus L. P. Janeway 2009-4-4 9720 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
  CHSC55216  Lupinus bicolor var. tridentatus L. P. Janeway 1991-4-11 3876 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  HSC71550  Lupinus densiflorus J. P. Smith, J. O. Sawyer 1975-6-1 8179 Tehama Hwy. 36, 3.2 mi. E of Dry Creek Bridge Comment
  SBBG3626  Lupinus grayi H. and M. Dearing 1938-6-22 2062 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  RSA66366  Lupinus latifolius subsp. latifolius Philip A. Munz 1951-7-26 16954 Tehama 0.5 mile east of Square Lake, north slope of South Yolla Bolly Mountain. 2134 Comment
  CHSC105864  Lupinus latifolius var. viridifolius J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -023 Tehama 1.75 mi SSW of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451503.011 mN, 507778.364mE. 524 Comment
  JEPS118715  Lupinus luteolus B. Castro and L. P. Janeway 1999-8-23 1034 N Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of jcn Tehama, Trinity, and Mendocino Co lines, and 0.6 mi NE of the Green Springs location on topo map. Along road going NE from Green Springs, near its junction with USFS Route M2. Buck Rock 7.5' quad. Comment
  UC1506083  Lupinus luteolus Robert T. Clausen 1963-8-14 63401 Tehama 50 km W-SW of: Valentine ridge Red Bluff; Klamath Mountains, Sacramento River Drainage 1500 Comment
  CHSC78842  Lupinus microcarpus var. densiflorus Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  UCD21124  Lupinus microcarpus var. microcarpus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-25 299 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS003. Comment
  CHSC64617  Lupinus nanus var. apricus Vernon H. Oswald 1995-4-17 6654 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W. sid eof Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC102373  Lupinus nanus var. latifolius L. P. Janeway 2009-3-28 9674 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
  CHSC64530  Lupinus nanus var. vallicola Vernon H. Oswald 1995-4-3 6599 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally common on the roadcut along Manton Rd, at the corner of the reserve. 225 Comment
  CHSC38953  Lupinus obtusilobus J. D. Jokerst 1980-7-11 1110 Tehama North Coast Range. On a north facing slope just below the ridge ca. 1/4 mile east of the summit of South Yolla Bolla (Mt. Linn). 2377 Comment
  CHSC65761  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-8 7327 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Locally abundant on an open, grassy plateau on the E side of Paynes Creek N of its mouth on the Sacramento River. 106 Comment
  RSA123558  Lupinus sellulus subsp. ursinus Douglas Barbe 254 Tehama 1 mile west of Long Lake along the trail. 2287 Comment
  SEINET12166455  Lupinus subvexus P. Broyles, Foster, M. 1983-1 911 Tehama Nature Conservancy Vina Plains Reserve. ca 1kmNE of Barn in S pasture. T24N R1W cntr of E bound.S28 Comment
  CHSC67220  Lupinus succulentus James D. Jokerst 1983-4-17 1708 Tehama Barber Lane leading to Wurlitzer Ranch 1.25 mi E of Meridian Rd. 114 Comment
  CHSC937  Lupinus succulentus A. Koopman 1929-4-16 Tehama Railroad track at Vina. 76 Comment
  HSC89672  Lupinus vallicola subsp. apricus Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-1 18 Tehama Hwy. 36 about 11 mi. E of Sacramento River in Red Bluff 274 Comment
  SEINET10490287  Lupinus vallicola subsp. apricus Branham 1975-3-28 BRANHAM 2 Tehama Small population, ca 10 mi n of the jct of orange rd and hall rd, ca 2.3 mi n Of hoag rd. Cultivated wasteland. Soil sandy. 75 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
  CDA41137  Lycium L. P. Janeway 2007-4-9 8966 Tehama Sacramento Valley; Along north side of Aramayo Way about half way between Highway 99 (Los Molinos) and Sacramento River (town of Tehama); 860 m west of Highway 99. Rio de los Molinos . Comment
  CHSC88264  Lythrum hyssopifolia Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11198 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  UC1949290  Lythrum hyssopifolia Barbara Ertter with Brad Olson 1991-7-5 10315 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  JEPS101297  Madia elegans Dean W. Taylor 1997-7-24 16148 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  JEPS95727  Madia elegans Vernon H. Oswald and L. Ahart 1995-7-12 7008 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  UC54070  Madia elegans H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4375 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  CHSC102230  Madia elegans subsp. vernalis L. P. Janeway; B. Castro 2009-4-25 9780 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC102338  Madia elegans subsp. vernalis L. P. Janeway; B. Castro 2009-4-25 9732 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
  CHSC105945  Madia exigua Lowell Ahart; John Dittes 2010-7-17 16854 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
  CHSC64949  Madia exigua Vernon H. Oswald; Lowell Ahart 1995-7-12 7053 Tehama High North Coast Ranges. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. Roadside. 1341 Comment
  CHSC77738  Madia exigua B. Castro; L. Janeway 1999-5-18 937 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch, in old roadbed near Red Bank Creek. 298 Comment
  CHSC96683  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
  JEPS108766  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  SEINET5339031  Mahonia californica Unknown 1956-4-27 s.n. Tehama 25 miles east of Red Bluff on Calif. highway 36. 610 Comment
  SBBG1058  Maianthemum racemosum H. and M. Dearing 1938-6-25 2129 Tehama W of Mineral Comment
  JEPS103588  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UC1034631  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama five mi w Paskenta Comment
  RSA93400  Malacothrix clevelandii Milo S. Baker, H. K. Wagnon 1953-5-10 12644 Tehama Logging road 5 to 7 miles west of Paskenta, largely in burns Comment
  JEPS102410  Malacothrix floccifera Lowell Ahart 2001-6-8 8763 Tehama On the sides of a small wash, on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS122020  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  JEPS36626  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS94342  Malacothrix floccifera Vernon H. Oswald and Lowell Ahart 1997-5-14 8428 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 5.7 mi se of Plum Creek Road); Ponderosa Way 981 Comment
  UC2042814  Malacothrix floccifera Barbara Ertter 1990-5-12 8939 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  RSA91146  Malacothrix floccifera Milo S. Baker 1953-5-10 12648 Tehama Logging road 8 miles west of Paskenta Comment
  HSC14235  Marrubium vulgare L. T. Gault 1964-3-27 33 Tehama Los Molinos, Vina-Tehama edge Comment
  UCSB21939  Marrubium vulgare Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 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
  CHSC66047  Medicago arabica Vernon H. Oswald 1996-5-6 7524 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing along Paynes Creek. 124 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
  CHSC82299  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  JEPS118025  Medicago polymorpha Lowell Ahart, John Dittes 2011-6-9 17458 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina 76 Comment
  CHSC65734  Medicago praecox Vernon H. Oswald 1996-4-3 7303 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC64583  Melica californica Vernon H. Oswald; Lowell Ahart 1995-4-10 6639 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the n boundary approaching the w end of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  UC1137024  Melica californica August L. Hormay 1928-6-6 Tehama e Chico (Campbellville) Comment
  UCD32618  Melica geyeri Beecher Crampton 1954-6-16 1986 Tehama Tehama County, 1 mile north of Hawell Saddle. 1920 Comment
  LA37883  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama SE side of S Yolla Bolly Mountain 2255 Comment
  RSA123774  Melica stricta G. D. Barbe 1955-7-16 169 Tehama East ridge of South Yolla Bolly. 2287 Comment
  RSA141294  Melica stricta J. M. Tucker, L. K. Mann 1959-7-19 3557 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  RSA66675  Melica stricta P. A. Munz 1951-7-26 16937 Tehama East slope of South Yolla Bolly Peak. 2317 Comment
  UC1183423  Melica stricta J. M. Tucker and L. K. Mann 1959-7-19 3557 Tehama se side South Yolla Bolly Mountain 2255 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
  JEPS118026  Melilotus indicus Lowell Ahart, John Dittes 2011-6-9 17459 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina 76 Comment
  CHSC66569  Mentha canadensis Vernon H. Oswald; Lowell Ahart 1996-7-8 7980 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the edge of Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  JEPS117357  Mentha pulegium Lowell Ahart, John Dittes 2010-7-17 16849 Tehama Above the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  SBBG128036  Mentha pulegium L. Ahart, J. Dittes 2010-7-17 16849 Tehama above the high water line of the pond, dam on the W side of the pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  JEPS97358  Mentha spicata Vernon H. Oswald and L. Ahart 1995-7-31 7161 Tehama T29N R1W NW1/4 Sec. 5, 1100 ft, Cascade Range Foothills, Blue Oak Woodland. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch) 335 Comment
  CHSC85308  Mentzelia dispersa John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 797 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; north edge of Square Lake. 2135 Comment
  JEPS101781  Mentzelia dispersa Dean W. Taylor 1997-7-24 16146 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  RSA90812  Mentzelia dispersa Milo S. Baker, H. K. Wagnon 1953-7-12 12825 Tehama 1.3 mi. above Whitlock Camp. 1341 Comment
  CHSC87014  Mentzelia laevicaulis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. 304 Comment
  CAS-BOT-BC428741  Micranthes californica A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  CHSC56087  Micranthes californica Kate A. Hanson 1977-3-30 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km northwest-north of Corning. Hillside. 450 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
  CHSC102237  Micropus californicus var. californicus L. P. Janeway; B. Castro 2009-4-25 9753 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
  CHSC27535  Micropus californicus var. californicus Greg C. Halcomb 1978-4-14 14 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  CHSC64599  Micropus californicus var. californicus Vernon H. Oswald; Lowell Ahart 1995-4-17 6666 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 w side of the borrow pit. 213 Comment
  JEPS97246  Micropus californicus var. californicus Vernon H. Oswald and L. Ahart 1995-4-17 6666 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC40579  Microseris acuminata Pauleen Broyles 1982-4-23 453 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  RSA755661  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 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
  CDA8394  Microseris sylvatica Vernon H. Oswald & Lowell Ahart 1998-4-27 8960 Tehama Cannon Road, 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC51075  Microsteris gracilis Pauleen Broyles 1988-2-25 1099 Tehama Ca. 50 m s. of vernal pool and n. of barn in s. pasture. Comment
  CHSC64396  Microsteris gracilis Vernon H. Oswald; Lowell Ahart 1995-3-6 6509 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 1.4 mi ne of Red Bluff. 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
  CDA41669  Mimulus bicolor S. E. Schoenig 1998-7-5 98 -75 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  UC725664  Mimulus bicolor A. A. Heller 1937-6-26 15347 Tehama w Deer Creek Meadows; Deer Creek 1371 Comment
  RSA125976  Mimulus bolanderi E. K. Balls 1957-5-24 22541 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  RSA31630  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama Along Deer Creek between the first westerly crossing on the Deer Creek Road and Deer Creek Meadows. Comment
  CDA11958  Mimulus douglasii G. F. Hrusa 1989-4-1 5907 Tehama North Coast Ranges; Hwy 36 approx. 1/2 way between Red Bluff and Wildwood. Comment
  JEPS119869  Mimulus floribundus Lowell Ahart 2012-6-2 18147 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  RSA519042  Mimulus glaucescens Barbara J. Ertter 1989-5-3 8446 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester. 976 Comment
  UC1211921  Mimulus glaucescens John H. Weiler, L. Constance, E. Molseed 1960-6-12 60149 Tehama 33 mi ne Chico (on road to Butte Meadows, 10 mi w of Jonesville) Comment
  CDA41789  Mimulus guttatus L. Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  SEINET12334066  Mimulus guttatus Unknown 1976-1 1 Tehama Birch Creek, ca 0.5 mi S of Corning Rd, 2.5 mi W of Corning 82 Comment
  UC1034008  Mimulus guttatus Francis W. Pennell Jul 22 1940-Jul 23 1940 26238 Tehama s Sulphur Works (Route 89, s of Mount Lassen) 1950 Comment
  RSA296387  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-10 12621 Tehama Logging road W of Paskentia near 10 mile post Comment
  UC1177934  Mimulus layneae Francia Chisaki, Gene B. Newcomb 1958-6-20 1140 Tehama near entrance of cut-off to Inskip Look-out ((the cut-off on road leading n out of Paynes Creek to Inskip Power House)); Lassen National Forest Comment
  JEPS10994  Mimulus lewisii Jos. Grinnell 1928-7-4 Tehama near Mineral; Martin Creek 1524 Comment
  JEPS105890  Mimulus microphyllus Lowell Ahart 2004-4-29 10791 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  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
  UC1019546  Mimulus moniliformis Louise Kellogg 1952-7-15 56 Tehama directly s South Yolla Bolly Mountain (on Boswell Ridge, near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC726425  Mimulus moniliformis A. A. Heller 1941-8-11 16279 Tehama 1/2 mi or more from Sulphur Works entrance Lassen Volcanic National Park; Lassen National Forest Comment
  CHSC49004  Mimulus moschatus Vernon Oswald 1986-6-18 2122 Tehama Round Valley Rd. (M4) 37.7 mi w of Paskenta. 1584 Comment
  CHSC94505  Mimulus moschatus Lowell Ahart 2006-8-15 13194 Tehama Bottom of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA755208  Mimulus moschatus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16329 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
  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
  RSA40174  Mimulus nanus var. nanus J. T. Howell 1943-8-8 19191 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  UC600974  Mimulus primuloides Mrs. H. P. Bracelin 1932-7-23 666 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  JEPS86929  Mimulus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 Plumas Co. line 1490 Comment
  JEPS94972  Mimulus torreyi Vernon Oswald and Lowell Ahart 1997-9-9 8869 Tehama n.w. Chico Meadows (Forest Rd. 26N09 at Cascade Creek); Cascade Creek 1219 Comment
  JEPS97277  Mimulus torreyi Lowell Ahart 1995-10-3 7658 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. Comment
  UC600973  Mimulus torreyi Mrs. H. P. Bracelin 1932-7-23 667 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  POM252818  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama Along Hwy #36 near Deer Creek Lodge. 1463 Comment
  JEPS51396  Minuartia californica Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS97475  Minuartia californica Vernon H. Oswald and L. Ahart 1995-2-22 6493 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 219 Comment
  POM285530  Minuartia californica Lyman Benson 1929-3-26 10056 Tehama Corning. Comment
  CHSC80545  Minuartia cismontana Vernon H. Oswald; Lowell Ahart 2001-5-7 10021 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  CAS-BOT-BC174691  Minuartia cismontana R. C. Barneby; J. T. Howell 1954-5-12 11484 Tehama 9 miles e. of Paynes Creek 1005 Comment
  CDA24059  Minuartia douglasii L. Ahart 2006-5-5 12574 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. Comment
  CHSC102235  Minuartia douglasii L. P. Janeway; B. Castro 2009-4-25 9752 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
  HSC74848  Minuartia douglasii J. P. Smith, Thomas W. Nelson 1978-7-22 10036 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  HSC81947  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4886 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC78629  Minuartia nuttallii subsp. gregaria L. P. Janeway 2000-6-29 6840 Tehama High North Coast Ranges. Along South Yolla Bolly Trail about 1.3 km from the Ides Cove Trailhead; about 1.5 km east-southeast of Mt Linn. 2110 Comment
  CHSC79149  Minuartia nuttallii subsp. gregaria L. P. Janeway 2000-6-29 6843 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
  JEPS13264  Minuartia nuttallii subsp. gregaria Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5309 Tehama Oven Lid; summit 1981 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
  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
  UC1299262  Minuartia rosei Freed W. Hoffman 1946-7-19 3034 Tehama 1 mi w Regan Meadow Camp; North Coast Ranges Comment
  JEPS75780  Mitella diversifolia Todd and Virginia Keeler-Wolf 1971-7-15 286 Tehama near junction of Rock Creek and North Fork of Middle Eel River; Yolla Bolly Mountains 1310 Comment
  RSA759804  Mitella trifida Barbara Ertter, Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca. 1/2 mile southeast of Cold Spring Forest Station, ca. 30 air miles west of Corning, 0.4 miles from Ball Rock Road on road to Rocky Cabin 1829 Comment
  UC1873664  Mollugo verticillata Barbara Ertter 1993-11-8 12307 Tehama Tehama County River Park on east side of Sacramento river east of Corning. Comment
  CHSC117163  Monardella breweri subsp. lanceolata Lowell Ahart; John Dittes 2016-6-22 21027 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  CHSC105924  Monardella odoratissima subsp. glauca B. Castro; L. P. Janeway 1999-8-23 1034 J Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co. lines. 1999 Comment
  CAS-BOT-BC221977  Monardella odoratissima subsp. glauca John Thomas Howell 1960-8-19 36200 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  CHSC61746  Monardella odoratissima subsp. pallida Vernon H. Oswald; Lowell Ahart 1993-9-2 5894 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CHSC79175  Monardella odoratissima subsp. pallida L. P. Janeway 2000-6-29 6847 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  JEPS63398  Monardella odoratissima subsp. pallida Jos. Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  RSA66997  Monardella odoratissima subsp. pallida P. A. Munz 1951-7-25 16884 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  SEINET3996424 Image available Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain; ca. 75 feet below the summit 2443 Comment
  RSA21635  Monardella odoratissima subsp. pallida Carl B. Wolf 1937-6-13 8789 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 Comment
  JEPS76666  Monardella purpurea L. R. Heckard 1972-7-17 2958 Tehama Northwest side of Tedoc Mt. along new road around west of mountain. 1280 Comment
  CAS-BOT-BC220247  Monardella sheltonii Carl B. Wolf 1937-6-13 8789 Tehama Red Bluff - Eureka Road, 6 6/10 mi. NW. of Red Bluff 152 Comment
  RSA0022777  Monardella villosa subsp. subserrata Milo S. Baker, H. K. Wagnon 1953-7-11 12818 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC80659  Monardella villosa subsp. villosa Lowell Ahart 2001-6-8 8776 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS106300  Monardella villosa subsp. villosa Lowell Ahart 2004-6-11 11018 Tehama Open area, northwest side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 553 Comment
  JEPS105177  Monochoria vaginalis Dean W. Taylor 1992-10-8 13261 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  JEPS95759  Montia fontana Vernon H. Oswald and L. Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC67286  Montia fontana subsp. chondrosperma James D. Jokerst 1983-4-3 1701 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., along Zimmershed Creek ca. 0.25 mi E of the powerlines in +- swampy area ca. 50 m N of the creek. 152 Comment
  CHSC102679  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16345 -A Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  SEINET1909950  Muhlenbergia filiformis Barbara Ertter, Brad Olson 1991-1 10415 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
  UCD86585  Muhlenbergia filiformis Milo S. Baker 1940-8-14 9814 Tehama At trail to Cherry Lake north of Government Flat near the Mendocino County Line. Comment
  HSC74967  Myosurus apetalus var. montanus J. P. Smith, Thomas W. Nelson 1979-6-24 10182 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CHSC70901  Myosurus minimus Vernon Oswald; Lowell Ahart 1998-4-27 8956 Tehama Cannon Rd. 0.6 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  UCD21106  Myosurus minimus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 282 Tehama Inks Creek Ranch site. Pool # INK207, UTMs 10T0579010; 4466394. Comment
  UC726889  Nama lobbii A. A. Heller 1937-7-21 15930 Tehama near the Sulphur Works entrance to Lassen Volcanic National Park Sulphur Works entrance to Lassen Volcanic National Park; nr entrance Lassen Volcanic National Park Comment
  CHSC81429  Nassella cernua L. P. Janeway; Shirley Innecken 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  UCD87405  Nassella cernua A. A. Beetle 1942-5-19 3283 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  JEPS102494  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-BC260113  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding Comment
  CHSC8606  Nassella pulchra D. McClain 1969-4-25 39 Tehama 10 yds. s. of Highway 36, 10 1/2 mi. n.w. of Red Bluff. 79 Comment
  UCSB63933  Nasturtium officinale Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R3W NW1/4 Sw1/4 Sect.13; Cascade Range Foothills; along Payness Creek at this location 124 Comment
  SEINET198100  Navarretia divaricata Louise Kellogg 1952-7-18 92 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south Yolla Bolly Mountain 2134 Comment
  UC1025117  Navarretia divaricata Douglas Barbe 1955-7-17 215 Tehama Cold Spring Camp 1889 Comment
  JEPS113319  Navarretia filicaulis L. P. Janeway 2006-8-20 8851 Tehama HIgh Cascade Range. Ridge top between Deer Creek and Nine-mile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Comment
  RSA107405  Navarretia heterandra L. S. Rose 1955-6-19 s.n. Tehama Hog wallow, 8.5 miles S of Corning 91 Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  UC1111586  Navarretia heterandra Herbert L. Mason 1947-5-18 14787 Tehama 1 mi w Corning Comment
  RSA719176  Navarretia intertexta L. Ahart 2006-7-19 13017 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  LA88477  Navarretia intertexta O. H. Kappler; 1949-7-27 2026 Tehama Lassen National Park, Bluff Falls Camp 1950 Comment
  CHSC89613  Navarretia intertexta subsp. intertexta Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. Vernal pool. 228 Comment
  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
  UCD48415  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama 6 miles w.s.w Paskenta (in direct line) ridge between Hatch Field and Lake Hollow serpentine soil. Range extension in Calif. 609 Comment
  CHSC44220  Navarretia leptalea Vernon Oswald 1988-6-27 3532 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. On the edge of a meadow. 2133 Comment
  UCD36234  Navarretia leucocephala Beecher Crampton 1953-4-29 1162 Tehama Tehama County, 4 miles south of Dales, along Route 36. Comment
  UC1950115  Navarretia leucocephala subsp. bakeri Barbara Ertter with Brad Olson 1993-5-15 11825 Tehama BLM land; south of road; Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff Comment
  CHSC107355  Navarretia leucocephala subsp. leucocephala Lowell Ahart; John Dittes 2011-6-9 17437 Tehama Rio De Los Molinos Land Grant. On the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC78885  Navarretia leucocephala subsp. leucocephala Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  UC1002663  Navarretia linearifolia subsp. pinnatisecta Milo S. Baker and H. K. Wagnon 1953-7-12 12870 Tehama along County Road 5.3 mi beyond Whitlock Camp (in cut over forest, West Tehama County); beyond Whitlock Camp 1828 Comment
  SBBG119780  Navarretia mellita L. Ahart 2004-6-11 11045 Tehama N side of the Nomalaki Trail, ca. 0.25 mi N of Bowers Crk, ca. 1 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 582 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
  UCD32600  Navarretia pubescens Beecher Crampton 1954-6-15 1960 Tehama Tehama County, 3 miles east of Paskenta, flats of Thomes Creek. Comment
  CHSC84677  Navarretia subuligera Samantha Mackey Hillaire; Brian Elliott 2003-5-31 325 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Right at trailhead. 978 Comment
  UC762866  Navarretia subuligera R. F. Hoover 1939-5-11 4096 Tehama ne of Red Bluff Comment
  CHSC27808  Navarretia tagetina Eric J. Miller 1978-4-26 23 Tehama Ca. 6 km e of Sacramento River at Woodson Bridge. 59 Comment
  CHSC55141  Navarretia tagetina L. P. Janeway 1991-5-11 3948 Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 167 Comment
  JEPS118085  Navarretia viscidula Lowell Ahart, John Dittes 2011-6-9 17455 Tehama On both sides of poor a dirt road, sand dune area, 2.2 miles (air) east of Highway 99, 3.5 miles (air) north of Vina 88 Comment
  UC1002644  Navarretia viscidula Milo S. Baker and H. K. Wagnon 1953-5-31 12700 Tehama about 1 mi e Paskenta Comment
  SBBG117218  Navarretia viscidula B. Crampton 1954-6-15 1958 Tehama 1 mi E of Paskenta, ridge above Thomes Crk Comment
  CDA37619  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 1 of 2. 0 Comment
  CHSC80627  Nemacladus montanus Lowell Ahart 2001-6-8 8767 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET10840530  Nemacladus montanus Baker 1953-6-20 Baker 12744 Tehama Logging road west of Paskenta near 8th or 9th mile post; West Tehama County Comment
  SEINET10939199  Nemacladus montanus Rimo Bacigalupi 1955-7-17 Bacigalupi 5354 Tehama Along lumbertruck road, 11.3 miles by road northwest of Paskenta 1097 Comment
  UC1023464  Nemacladus montanus Milo S. Baker 1953-6-20 12744 Tehama w of Paskenta (near 8-9 mi post, logging, w Tehama County) Comment
  CHSC116678  Nemophila heterophylla Lowell Ahart; John Dittes 2016-4-29 20821 Tehama On both sides of the trail, about 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  JEPS127054  Nemophila heterophylla Lowell Ahart, John Dittes 2016-4-29 20821 Tehama About 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  UC606888  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-1 2185 Tehama overgrazed hills 5 mi sw Paskenta; Inner North Coast Ranges, sw of Paskenta 365 Comment
  CHSC4065  Nemophila menziesii J. Wheeler 1967-4-20 7 Tehama Locally abundant atop creek bank s w side of the intersection of Reeds Creek and Paskenta Rd. s of Red Bluff. 91 Comment
  CHSC91057  Nemophila parviflora var. parviflora David W. Isle 1995-5-2 1051 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC64394  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1995-3-6 6511 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. Locally abundant along the intermittent streamlet coming from the borrow pit, just e (upstream) of a pile of powerline insulators. 207 Comment
  JEPS1921  Nemophila pedunculata L. Constance, J. L. Morrison 1938-5-1 2183 Tehama low hills at Paskenta , Paskenta (Inner North Coast Ranges) 304 Comment
  UC1949211  Nemophila pedunculata Barbara Ertter with 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 Comment
  POM249002  Nemophila pedunculata Lincoln Constance, J. L. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  CHSC116928  Odontostomum hartwegii J. P. Bergmann 2011-4-21 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  RSA91891  Odontostomum hartwegii Beecher Crampton 1953-4-29 1167 Tehama 4 miles south of Dales. Comment
  SEINET1910068  Odontostomum hartwegii Barbara Ertter 1991-1 9872 Tehama Tehma Co.: 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction. dry open flats of red clay with scattered blue oak and manzanita. 244 Comment
  CHSC27309  Oenothera elata subsp. hirsutissima T. B. Devine 1977-9-4 461 Tehama Red Bluff Diversion Dam s side along bank at boat ramp. Sacramento River. 74 Comment
  CAS-BOT-BC254323  Orcuttia pilosa F. T. Griggs 1974-6-3 s.n. Tehama 16 miles N of Chico, on the Vina Plains, 200 meters S of Lassen Road, 0.25 mile E of its intersection with Highway 99E Comment
  CHSC51520  Orcuttia pilosa Pauleen Broyles 1982-6-10 720 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in central pasture. Comment
  CHSC52885  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-3 829 Tehama Central Valley. Vina Plains, 0.2 miles N of the Tehama-Butte county line and 1.9 miles SSW of the intersection of Highway 99 and Rowles Road. Vernal pool. 57 Comment
  SEINET4080555  Orcuttia pilosa L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  CAS-BOT-BC254347  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CAS-BOT-BC254352  Orcuttia tenuis F. T. Griggs 1973-8-31 128 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CHSC14134  Orcuttia tenuis F. T. Griggs 1973-8-31 127 Tehama Hog flat reservoir; ca. 13 miles e of Red Bluff (w of Dales); along Hwy 36. Bottom of a pond. Comment
  CHSC45701  Orcuttia tenuis R. D. Stone 1987-8-18 848 Tehama Central Valley. About 10 miles NNE of Red Bluff and 1.2 miles due E of Jellys Ferry, 0.5 miles NE of N end of Table Mountain Lake. Vernal pool. 166 Comment
  CHSC45789  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-18 759 Tehama Central Valley. N side of Springs Ranch Road ca. 3.5 miles SE of Balls Ferry, 0.85 miles ESE of Coleman Fish Hatchery and 0.25 miles S of the Tehama-Shasta county line. 196 Comment
  CHSC45791  Orcuttia tenuis R. D. Stone 1986-7-20 768 Tehama Central Valley. Ca. 10 miles NNE of Red Bluff at Table Mountain Lake. Margins of reservoir. 173 Comment
  CHSC45793  Orcuttia tenuis R. D. Stone 1986-7-20 771 Tehama Central Valley. Hog Lake, N side of Highway 36 about 11 miles NE of Red Bluff. Vernal lake. 263 Comment
  CHSC52904  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.25 miles SW of the Manton Road (County Rd. A-6) crossing of Spring Branch creek. Vernal pool. 312 Comment
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Jul 28 2009
  CHSC52906  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama Central Valley. About 15 miles NE of Red Bluff and 0.6 miles NW of Dales Lake on Inks Creek Ranch. Pond. 201 Comment
  HSC89849  Orcuttia tenuis R. D. Stone, Roy E. Buck 1987-8-10 843 Tehama 1.5 mi. NNE of Dales and 0.25 mi. E of Manton Rd., 15 mi. NE of Red Bluff 210 Comment
  JEPS84135  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama about 20 mi ne Red Bluff (1.25 mi sw of Manto Road (County Road A-6) crossing of Spring branch Creek); Central Valley 312 Comment
  JEPS88168  Orcuttia tenuis Vernon H. Oswald and Lowell Ahart 1996-7-8 7976 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on receding margins of ne side of Hog Lake, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 265 Comment
  UC618211  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama drying pond on rocky volcanic plateau ne Red Bluff Comment
  UCD21102  Orcuttia tenuis Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-22 278 Tehama Highway 36. Tuscan Ranch site, Pool # TUS001. UTMs 10T0574862, 4457990. Comment
  UCD88259  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Tehama County, 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. Comment
  SEINET10592192  Orcuttia tenuis Alan A. Beetle 1942-1 Tehama Comment
  RSA0070930  Orobanche californica subsp. jepsonii Philip A. Munz 1951-7-26 16918 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  UCD80490  Orobanche fasciculata CNPS SN Foothill Team 2005-6-6 SNFN 0333 e Tehama CDFG, Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CHSC85018  Orobanche pinorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 787 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; at north edge of Square Lake. 2139 Comment
  RSA565106  Orthocarpus attenuatus D. W. Taylor 1992-4-5 13327 Tehama Thomes Creek; ca 1.2 mile upstream from Rawson Road Bridge. 99 Comment
  RSA508722  Orthocarpus erianthus Barry Burnell 1972-4-1 434 Tehama Intersection of Jolly Ferry Road. Central Valley drainage area. 107 Comment
  SEINET10549697  Orthocarpus lithospermoides Mary Susan Taylor 1980-4-12 Taylor 2464 Tehama T24N R1E sw sec 28 Richardson Springs quad; on Howard Wurlitzer Ranch, N side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi E of Meridian Road, ca. 11 mi N of Chico. With L. Ahart & J.D. Jokerst. 122 Comment
  UC1010360  Osmorhiza berteroi Milo S. Baker and H. K. Wagnon 1953-6-21 12779 Tehama logging road w Paskenta (about 15 mi post or 4000 ft elevation) 1219 Comment
  CHSC42641  Oxypolis occidentalis Vernon Oswald 1985-7-8 1892 Tehama Hwy 32 1.9 mi sw of Elam Campground. 1365 Comment
  JEPS100719  Oxypolis occidentalis Dean Wm. Taylor with Glenn Clifton 1992-8-22 13207 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest. 1554 Comment
  JEPS94369  Oxypolis occidentalis Vernon Oswald and Lowell Ahart 1997-9-9 8863 Tehama 1.1 mi se of Highway 32 (Forest Road 26N09 at Cascade Creek, nw of Chico Meadows); Cascade Creek, Forest Road 26N09 Comment
  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
  HSC81954  Packera greenei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4879 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC60484  Panicum acuminatum var. acuminatum C. Glascock 1965-5-15 428 Tehama Viola, on Manton Road, ca 1/2 way between road and elevated ditch. Comment
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Jul 15 2013
  RSA66622  Parnassia palustris var. californica P. A. Munz 1951-7-26 16915 Tehama South base of South Yolla Bolly Mountains. 2104 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
  JEPS88620  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-4 1492 Tehama ca 1.5 air km wnw confluence of Paynes Creek and De Haven Gulch drainage (19 air km ne of Red Bluff, on plain wnw of Dales, in vicinity of gas pipeline); wnw of confluence of Paynes Creek and De Haven Gulch drainag 195 Comment
  JEPS95688  Paronychia ahartii Vernon H. Oswald and L. Ahart 1995-4-10 6612 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; T29N R2W SW1/4 NW1/4 Sec. 35, 690 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 210 Comment
  UCD98357  Paronychia ahartii Rimo Bacigalupi; Herbert and Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, about 2 miles west of Kirkwood and about 1/2 mile west of US Highway 99, about 7 miles south of Corning. 73 Comment
  JEPS86515  Parvisedum pumilum Roy E. Buck, Glenn L. Clifton 1990-4-3 1486 Tehama 3.3 air km e of Sacramento River (Sevenmile Creek confluence, 10 air km ne of Red Bluff, just e of gas pipeline); Sevenmile Creek confluence 228 Comment
  UC903267  Parvisedum pumilum Ethel Crum 1932-5-9 1448 Tehama south [east] of Red Bluff (Inner North Coast Ranges); Inner North Coast Ranges 91 Comment
  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
  CHSC41061  Paspalum distichum Pauleen Broyles 1982-6-18 757 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch. 66 Comment
  HSC10538  Paspalum urvillei L. T. Gault 1964-3-23 4 Tehama 1.5 mi. from Sherwood Blvd. up Mill Creek, Los Molinos 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
  JEPS88462  Pectocarya pusilla Vernon H. Oswald and Lowell Ahart 1996-3-25 7270 Tehama BLM parcel along Hwy 36 ne of Red Bluff (in ne corner of parcel, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 198 Comment
  UC625496  Pedicularis attollens Frank W. Gould 1938-6-26 468 Tehama near Plumas County line (near hwy U.S. 89) 1554 Comment
  CHSC32882  Pedicularis densiflora P. Lynn Lester 1980-3-31 12 Tehama Salt Creek Saddle, ca. 30 yds w of Round Valley Rd, ca. 5.5 mi sw of jct with Newville Rd, ca. 7.5 mi sw of Paskenta. 449 Comment
  UCD32625  Pediomelum californicum Beecher Crampton 1954-6-16 1997 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  CHSC86069  Pellaea mucronata var. mucronata R. D. Fischer 2004-1-18 51 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants located north of tr to Lower Deer Creek Falls with tr head at southern most Deer Creek/Hwy 32 crossing. 1008 Comment
  JEPS127251  Pellaea mucronata var. mucronata Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20701 -B Tehama About 2 miles by trail to Highway 32. Comment
  JEPS127253  Pellaea mucronata var. mucronata Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20701 -A Tehama About 2 miles by trail to Highway 32. Comment
  CAS-BOT-BC465597  Penstemon anguineus Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -066 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  JEPS118716  Penstemon anguineus B. Castro, L. P. Janeway 1999-8-24 1034 T Tehama High North Coast Ranges. Yolla Biolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Springs. Buck Rock 7.5' quad. Comment
  JEPS94587  Penstemon anguineus Vernon H. Oswald and Lowell Ahart 1997-7-7 8710 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, n side of Wilderness, e of Rat Trap Gap) 1524 Comment
  POM299051  Penstemon anguineus Alice Eastwood, John T. Howell 1941-7-9 9799 Tehama Government Flat Comment
  JEPS76641  Penstemon azureus L. R. Heckard 1972-6-18 2984 Tehama n Mt. Tedoc (along Wells Creek); n of Mt. Tedoc, along Wells Creek 1127 Comment
  CHSC64997  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1995-7-12 7045 Tehama W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC68705  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1997-5-14 8435 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  JEPS104326  Penstemon azureus var. azureus Lowell Ahart 2003-6-11 10263 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS11265  Penstemon gracilentus Jos. Grinnell 1925-7-3 Tehama 3 mi s Mineral (Turner Mountain); , s of Mineral 1828 Comment
  CHSC87123  Penstemon laetus var. leptosepalus L. P. Janeway 2001-6-15 7175 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  SEINET11262138  Penstemon laetus var. leptosepalus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3945 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  CHSC28164  Penstemon neotericus J. D. Jokerst 1979-7-16 290 Tehama 100 m S. of Forest Service Trail 3E12, 1.Omi. W. of trail head. Comment
  CHSC60420  Penstemon neotericus Mary Ann Showers 1992-6-26 2570 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CHSC61440  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1993-8-18 5842 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. 2490 Comment
  CHSC90914  Penstemon purpusii Niall McCarten 1986-6-22 5291 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  NY640962  Penstemon purpusii P. A. Munz 1951-7-26 16917 Tehama South slope of South Yolla Bolly Mountains 2316.5 Comment
  UC1238936  Penstemon purpusii Freed W. Hoffman 1950-7-3 3481 Tehama about 2 mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  CAS-BOT-BC239433  Penstemon rydbergii var. oreocharis Clare R. Wheeler 1981-6-17 2431 Tehama Mendocino National Forest. Between Uhl Peak and Gov't. Flat 1950 Comment
  CHSC64495  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1995-4-10 6643 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  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
  RSA756848  Perideridia bolanderi subsp. involucrata Barbara Ertter, Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver s Ranch ], ca 15 airmiles WNW of Red Bluff 213 Comment
  UCD80012  Perideridia kelloggii CNPS SN Foothill Team 2005-6-6 SNNR 0210 c Tehama TNC Dye Creek Preserve. The stand is located northwest of where Ballard Springs road crosses the first seasonal creek past Rim Road. 374 Comment
  UCD127890  Perideridia lemmonii Brad D. Schafer 2005-7-29 167 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 390 Comment
  SEINET13944992 Image available Perideridia oregana L. Constance, T. I. Chuang 1967-1 3791 Tehama Above Dibble Creek, 14 mi W of Red Bluff, alt. 800 ft 244 Comment
  CHSC42655  Perideridia parishii subsp. latifolia Vernon Oswald 1985-7-8 1894 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  CHSC55651  Perideridia parishii subsp. latifolia T. B. Devine; K. R. Stern 1991-4-24 843 Tehama Ca 1 mi N of Jonesville, beside Willow Cr ca 3/4 mi n of jct with rd to Colby Mtn Lookout. 1554 Comment
  CHSC66202  Persicaria hydropiper Vernon H. Oswald; Lowell Ahart 1996-6-3 7724 Tehama Hog Lake Plateau BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  OBI77899  Petrorhagia dubia A. Lison, M. Blumler 1987-4-24 654 -10 Tehama hwy 36 between Dales and Paynes Crk; 4-5 mi SW of Dales Comment
  UC923098  Phacelia Freed W. Hoffman 1950-7-6 3302 Tehama about 1 mi ne White Rock Guard Station (near Trinity-Tehama co. boundary) Comment
  CHSC61736  Phacelia corymbosa Vernon H. Oswald; Lowell Ahart 1993-9-2 5913 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  UC1586540  Phacelia distans Vernon H. Oswald and Lowell Ahart 1991-4-16 4500 Tehama Colyear Springs Rd 1.0 mi w Lowrey Rd. (n of Paskenta) 243 Comment
  CHSC55133  Phacelia egena L. P. Janeway 1991-5-11 3959 Tehama Battle Creek Wildlife Area. In large ravine draining north into Battle Creek, ca 1/4 mi south of the creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  CHSC57087  Phacelia egena Steven Triano; Stefani Eiben 1988-5-7 162 Tehama Open rocky hillside adjacent to a vista point ca 100 ft n of Hwy. 36 and 13.9 mi w of Mineral. 944 Comment
  JEPS13517  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5328 Tehama summit Mt. Linn (very summit of ridge); So. Yolla Bolly Ridge 2463 Comment
  JEPS2168  Phacelia egena W. L. Jepson 1899-4-26 21056 Tehama Stiver's Ranch Crane Creek (w Tehama Co.) Comment
  JEPS94332  Phacelia egena Vernon H. Oswald and Lowell Ahart 1997-5-14 8442 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  SBBG41201  Phacelia egena J. T. Howell 1943-8-8 Tehama Anthony Pk Comment
  UC985578  Phacelia egena Milo S. Baker and H. K. Wagnon 1953-7-11 12839 Tehama 3 mi above Whitlock Camp (w Tehama Co.) 1524 Comment
  HSC97208  Phacelia heterophylla subsp. virgata Thomas W. Nelson, Joe Molter 2004-6-21 9254 Tehama Along Ponderosa Way, 2 mi. from jct. with State Route 36 952 Comment
  RSA91142  Phacelia imbricata subsp. imbricata Milo S. Baker 1953-5-9 12606 Tehama Logging road west of Paskenta at 6 mile post. Comment
  JEPS102417  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campgrouns, about 3 miles (air) west of Butte Meadows. 1341 Comment
  UC1543822  Phacelia mutabilis Harold and Virginia Bailey 1948-8-27 3054 Tehama Lopp Hwy below Sulphur Works (overlooking Sulphur Creek); Lassen Volcanic National Park 2072 Comment
  CHSC89849  Phacelia purpusii L. P. Janeway; B. Castro 2004-5-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  UCD80362  Phacelia purpusii CNPS SN Foothill Team 2005-6-21 SNNR 0330 b Tehama USFS, Lassen National Forest, at the top of Mill Creek Ridge. 1158 Comment
  CHSC83675  Phalaris aquatica L. P. Janeway; Shirley Innecken 2002-4-11 7464 Tehama Inner North Coast Ranges. Wide flats along south side of North Fork Stony Creek between the west end of Black Butte Lake and Newville Road. 147 Comment
  CAS-BOT-BC128864  Philadelphus Alice Eastwood 1912-8-22 1922 Tehama Along road from Battle Creek to Red Bluff - Lassen Butte Region Comment
  CAS-BOT-BC250858  Phleum pratense R. E. Frenkel 1964-7-11 651 Tehama On California Hwy. 36, immediately west of Mineral Lodge 1463 Comment
  JEPS97462  Phlox gracilis Vernon H. Oswald and L. Ahart 1995-3-6 6509 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC998329  Phlox speciosa Milo S. Baker and H. K. Wagnon 1953-6-21 12771 Tehama w of Paskenta (logging road, w Tehama County); Whiskey Saddle 1448 Comment
  UC1051538  Phlox speciosa subsp. occidentalis Helen K. Sharsmith 1953-6-24 4349 Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 Comment
  UC703001  Phlox speciosa subsp. occidentalis Alice Eastwood and John Thomas Howell 1941-7-9 9836 Tehama near Government Flat Comment
  CHSC102340  Phoradendron densum L. P. Janeway 2009-3-28 9677 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the powerlines; ridge top north of Little Grapevine Creek. 503 Comment
  JEPS94171  Phoradendron densum Vernon Oswald and Lowell Ahart 1998-4-27 8981 Tehama between Red Bluff and Platina (Vestal Rd. at ATT fiber optics cable post 8/113 6.1 mi. s. of Hwy. 36) 304 Comment
  RSA700226  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High N Coast Ranges along road 28N36 1.1 km WSW of Tedoc Gap, along a minor tributary of S Fork Beegum Creek. 1340 Comment
  UC1078867  Phoradendron macrophyllum Job Kuijt 1957-5-23 1376 Tehama Red Bluff Comment
  JEPS117389  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
  JEPS127118  Phytolacca americana var. americana Lowell Ahart, John Dittes 2016-8-25 21306 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
  CHSC79936  Pilularia americana B. Castro; L. P. Janeway 2000-5-11 1171 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS97381  Pilularia americana Vernon H. Oswald and Lowell Ahart 1995-4-3 6569 Tehama 14 mi NE of Red Bluff (W side of Manton Rd(A6)1.5 mi N of Dales Station on Hwy 36; NE corner of reserve, unimproved rd betw the airstrip and the W boundary; W of old hwy); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  UCSB27699  Pinus attenuata Haller, John; Wilken, Dieter 1968-9-11 Tehama Road to South Yolla Bolly Mtn., 33.7 mi. west of Red Bluff 1036 Comment
  CHSC23331  Pinus contorta subsp. murrayana Mark Stopher 1976-1-11 27 Tehama At Deer Creek Meadows, two miles west of jct. Hwy. 32 and Hwy. 36. 1386 Comment
  UC1096427  Pinus contorta subsp. murrayana J. Mallory 1957-10-11 177 Tehama 1 mi sw of Mineral (Lassen National Forest); Lassen National Forest 1493 Comment
  CHSC24167  Pinus monticola E. Stopher 1976-2-1 5 Tehama 8.7. Km n of jct. Of Hwy. 89 and Hwy. 36. On s side of Hwy. 89, ca 75 m from road. 2000 Comment
  SBBG351  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama ridge top ca. 0.5 mi E of summit of S Yolla Bolly Mtn Comment
  JEPS48190  Pinus ponderosa W. L. Jepson 1927-6-24 12335 a Tehama Mineral 1524 Comment
  UCSB2769  Pinus ponderosa Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road 13 miles northwest of Paskenta, South Yolla Bolly Mtns. 1188 Comment
  CHSC29585  Pinus sabiniana Dibble; Griggs 1979-8-16 173 Tehama Near Round Mountain, close to the town of Paskenta. 1219 Comment
  UC1219746  Pinus sabiniana Paul F. Graves 1938-9-1 8470 Tehama 20 mi e Red Bluff (foothills on e side of valley); Sacramento Valley Comment
Read comments
Feb 2 2008
  RSA304257A  Piperia elongata James R. Shevock 1972-7-24 2253 Tehama Hwy 32, S. of Lassen Park. 1280 Comment
  CHSC96525  Plagiobothrys canescens Lowell Ahart 2007-5-8 13718 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  CHSC96609  Plagiobothrys canescens Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13605 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  JEPS113121  Plagiobothrys canescens Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13605 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  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
  CDA14334  Plagiobothrys fulvus G. F. Hrusa, J. Hart 1998-5-1 14430 Tehama Sacramento Valley; on ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and ~ 1 mi. W of Paskenta Rd. Comment
  SJSU8066  Plagiobothrys fulvus var. campestris S. S. Rewak 1962-4-18 83 Tehama Proberta c. 7 mi S of Rad Bluff Comment
  CHSC26615  Plagiobothrys greenei M. P. Hayes 1978-3-28 135 Tehama Found near the vernal pools on Leininger road, approx. .8 mi e of Highway 99, along Leininger road. 40 Comment
  CHSC65721  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1996-4-3 7283 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS61006  Plagiobothrys greenei J. W. Blankinship 1911-4-7 Tehama Corning Comment
  CAS-BOT-BC231011  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of South Yolla Bolly Park 2133 Comment
  JEPS90195  Plagiobothrys leptocladus Dean W. Taylor 1990-4-24 10641 Tehama just n of Stony Creek (n of Roger Road, under steel-tower high-voltage transmission lines, Sacramento Valley); Sacramento Valley 106 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
  CHSC102365  Plagiobothrys nothofulvus L. P. Janeway 2009-3-28 9671 Tehama Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  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
  CHSC113270  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2014-5-16 19473 Tehama Along the sides of a small drainage, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC76047  Plagiobothrys stipitatus var. micranthus G. F. Hrusa; J. Hart 1998-5-10 14407 Tehama Northern Sacramento Valley. Vernal pool on ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and +- 2 mi. W of Paskenta Rd. 135 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
  JEPS122044  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2014-5-16 19473 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  SEINET13752230 Image available Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  CHSC102248  Plagiobothrys tenellus L. P. Janeway; B. Castro 2009-4-25 9772 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC27802  Plantago coronopus Eric J. Miler 1978-4-21 17 Tehama .5 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC66117  Plantago coronopus Vernon H. Oswald; Lowell Ahart 1996-4-29 7473 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing on the edge of the intermittent stream near the W boundary. 103 Comment
  CDA15419  Plantago elongata G. F. Hrusa, J. Hart 1998-5-1 14423 Tehama Sacramento Valley; On ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  UC1586610  Plantago elongata Vernon H. Oswald and Lowell Ahart 1991-5-9 4572 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, at the nw corner of the large impoundment at the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UCD18748  Plantago elongata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 41 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  CHSC102346  Plantago erecta L. P. Janeway 2009-4-4 9714 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
  CHSC41021  Plantago erecta Pauleen Broyles 1983-3-25 871 Tehama The Nature Conservancy Vina Plains Preserve. SW of large vernal pool. 65 Comment
  CHSC55232  Plantago erecta L. P. Janeway 1991-4-11 3888 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC65650  Plantago erecta Shaun E. Sims 1995-4-22 12 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  CHSC65744  Plantago erecta Vernon H. Oswald; Lowell Ahart 1996-4-3 7293 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of the Sacramento Valley. Common and widespread in grassy upland (collected from gravel on the flood plane of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel). 103 Comment
  RSA714824  Plantago erecta Daisie Huang 2006-4-15 6041507 Tehama Manton Rd. 204 Comment
  JEPS124009  Plantago major Lowell Ahart, John Dittes 2015-8-5 20461 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  JEPS29539  Plantago major John Thomas Howell 1960-8-20 36259 Tehama near Lassen Volcanic National Park (Morgan); Morgan 1463 Comment
  CHSC43800  Platanthera sparsiflora Vernon Oswald 1983-7-26 921 Tehama Calif. Hwy 32, 1.8 mi s-w of its jct. With Calif. Hwy 36. 1402 Comment
  SEINET3892855  Platanthera sparsiflora Gary S. Lester, H. L. Dickson; Kathy Morter; Jeff Witcosky 1973-6-30 42 Tehama Tehama Co., Yolla Bolly Wilderness Area; Barker Camp at NE boundary.; 0 2103 Comment
  CHSC67260  Platanus racemosa James D. Jokerst 1981-2-23 1253 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS51583  Platystemon californicus W. L. Jepson 1899-4-26 Tehama hills of Crane Creek Crane Creek (a tributary of the Cottonwood); Cottonwood, hills of Crane Creek Comment
  CAS-BOT-BC92252  Platystemon californicus D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 33 Tehama On Highway 36 at the intersection with Beegum Creek. 396 Comment
  JEPS51581  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Salt Creek , tributary of the Cottonwood (tributary of the Cottonwood) Comment
  CAS-BOT-BC458198  Pleuricospora fimbriolata Hans Leschke; Bodine 1967-7-1 s.n. Tehama Bear Wallow Camp near Mineral 1524 Comment
  UCD90400  Poa annua A. A. Beetle 1942-5-19 3279 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CHSC65712  Poa bulbosa Vernon H. Oswald; Lowell Ahart 1996-4-3 7301 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
  UC1153867  Poa bulbosa Beecher Crampton 1953-4-29 1168 Tehama ca 1 mi s Dales Comment
  UCD90670  Poa bulbosa Morris Halperin 1931-4-27 324 a Tehama Red Bluff. R. W. Hanna's Ranch. Comment
  CHSC70925  Poa howellii Vernon Oswald; Lowell Ahart 1998-4-21 8937 Tehama Inner North Coast Ranges. Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 609 Comment
  SEINET198083 Image available Poa secunda Louise Kellogg 1952-7-17 83 Tehama Mendocino Forest; Near Squaw Camp and Pole Corral on Pine and red fir forest. Boswell ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  UCD90247  Poa secunda Milo S. Baker 1943-8-8 10659 Tehama Anthony Peak. 2072 Comment
  CHSC64382  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1995-3-19 6528 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 s tip of the reserve. 207 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
  CHSC8247  Poa secunda subsp. secunda D. McClain 1969-4-25 51 Tehama 10 yds. w. of Highway 36, 10 mi. w. of Red Bluff. 70 Comment
  UCD92120  Poa secunda subsp. secunda E. Wilson 1935-4-23 s.n. Tehama Near Redding. Road to Duncan Creek Experiment. Comment
Read comments
Jul 21 2013
  CAS-BOT-BC244274  Podagrostis humilis John Thomas Howell 1960-8-18 36063 Tehama Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC196318  Pogogyne douglasii A. A. Heller 1914-4-29 11334 Tehama Eight miles south of Vina near Pine creek Comment
  CHSC27827  Pogogyne zizyphoroides A. K. Bos 1978-4-14 13 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  UCD18752  Pogogyne zizyphoroides Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 45 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  CHSC117727  Polanisia dodecandra subsp. trachysperma Lowell Ahart; John Dittes 2016-8-25 21305 Tehama Undesignated section of San Burenaventura Land Grant. East of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. 117 Comment
  JEPS127140  Polanisia dodecandra subsp. trachysperma Lowell Ahart, John Dittes 2016-8-25 21305 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
  JEPS102778  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC115538  Polygonum aviculare Lowell Ahart; John Dittes 2015-8-5 20479 Tehama On dry distributed bare soil, poor logging road, east side of Child Meadow, 15 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
  JEPS124017  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20468 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
  CHSC68595  Polygonum bidwelliae Vernon H. Oswald; Lowell Ahart 1997-5-14 8453 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. On a low, dry, rocky, roadside bank through Tuscan mudflow. 725 Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  HSC1780  Polygonum bidwelliae Larry Berti 1969-5-9 85 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UCD77949  Polygonum bidwelliae Robert E. Preston 2000-5-28 1352 Tehama On n-facing slope between Hog Lake and Paynes Creek. 213 Comment
  UC990727  Polygonum bolanderi Roxana S. Ferris 1953-11-9 12703 Tehama on State Hwy 36 about 12 mi w Mineral 914 Comment
  CAS-BOT-BC414358  Polygonum californicum John Thomas Howell 1955-6-12 30309 Tehama 8.5 miles south of Corning Comment
  CHSC86810  Polygonum californicum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  RSA121624  Polygonum davisiae G. D. Barbe 1955-7-16 173 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC115546  Polygonum douglasii Lowell Ahart; John Dittes 2015-8-5 20439 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 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
  JEPS115509  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16322 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CHSC102635  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; Josephine Guardino 2009-9-6 16360 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC94546  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-9-9 13265 Tehama On dry bare rocky soil, dry open flat, about 30 yards east of Colby Creek, about 120 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  RSA768936  Polygonum douglasii subsp. spergulariiforme L. Ahart, John Dittes 2010-10-4 17273 Tehama About 50 yards south of the dry pond, Childs Meadows, about 1.2 air miles southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 air miles northeast of the own of Millcreek, 2.9 air miles west of Wilson Lake 1476 Comment
  CHSC96676  Polygonum parryi Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13829 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  UC127340  Polygonum polygaloides subsp. kelloggii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4363 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CDA34746  Polygonum punctatum L. Ahart, John Dittes 2010-10-4 17285 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC117584  Polygonum spergulariiforme Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21358 Tehama Open low hill area east of the dirt road, northwest part of Childs Meadow, about 100 yards south of Highway 89. 1473 Comment
  JEPS97270  Polypogon interruptus Vernon H. Oswald and L. Ahart 1995-5-16 6736 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CDA2344  Polypogon monspeliensis L. Ahart, J. Dittes 2003-6-11 10278 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
  CHSC42323  Polypogon monspeliensis Pauleen Broyles 1982-6-2 693 Tehama The Nature Convervancy Vina Plains Preserve. 1.5 km N of jct of access road and Hwy 99. 60 Comment
  CHSC88287  Polypogon monspeliensis Lowell Ahart 2004-6-28 11146 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  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
  CHSC60291  Polystichum imbricans Mary Ann Showers 1992-6-26 2587 b Tehama Along West Sulphur Creek east of Sulphur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  CHSC55792  Polystichum imbricans subsp. imbricans Vernon H. Oswald 1991-10-3 4879 Tehama West Bank of West Sulphur Creek, between Lassen Chalet and the Sulphur Works. Lassen Volcanic National Park. 2042 Comment
  SEINET10734812  Populus fremontii John C. Fremont 1846-1 Fremont 243 Tehama Deer Creek at Lassen's Comment
  CHSC102636  Potamogeton foliosus var. foliosus Lowell Ahart; Josephine Guardino 2009-9-6 16362 -A 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
  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
  SBBG128037  Potamogeton natans L. Ahart, J. Dittes 2010-7-17 16843 Tehama pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  CAS-BOT-BC540578  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1903 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  CHSC46118  Potentilla millefolia L. P. Janeway; Oscar V. Janeway 1989-4-15 3217 Tehama Deer Creek Meadows; along hwy 32 ca 3/4 mi SW of jct with hwy 36/89. 1402 Comment
  CHSC26462  Prunella vulgaris var. lanceolata L. V. Ritter 1969-6-15 359 Tehama .4 mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  JEPS94492  Prunella vulgaris var. lanceolata Vernon Oswald and Lowell Ahart 1997-7-7 8706 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
  HSC39148  Prunus emarginata Gary S. Lester 1974-6-30 324 Tehama Yolla Bolly Wilderness, slope below ridge near N Yolla Bolly Mtn. 2302 Comment
  JEPS44952  Prunus emarginata Jos. Grinnell 1925-6-15 Tehama Mineral 1493 Comment
  UC1037356  Prunus emarginata Douglas Barbe 1955-7-16 198 Tehama leading to the summit of South Yolla Bolly Mountain, (Mt. Linn), western Tehama County South Yolla Bolly Mountain 2316 Comment
  SEINET10450009  Prunus emarginata Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2846 Tehama 14 miles e of mineral on cal hwy 36, at camp in gurnsey national forest, Andrositic flow, abies concolor, pinus ponderosa, p. Flexilis and pseudotsuga Menziesii Comment
  CHSC70903  Prunus subcordata Vernon Oswald; Lowell Ahart 1998-4-27 8975 Tehama Weemasoul Rd. near its junction with Pettyjohn Rd., west of Red Bluff and southeast of Platina. Along the edge of the road. 417 Comment
  CHSC75300  Prunus subcordata Vernon H. Oswald; Lowell Ahart 1999-4-21 9696 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Along upper section of trail. 822 Comment
  JEPS94348  Prunus virginiana var. demissa Vernon H. Oswald and Lowell Ahart 1997-5-14 8419 Tehama Ponderosa Way (Forest Road 28N29) 3.8 mi se of Plum Creek Road at a low-water crossing of the North Fork Antelope Creek North Fork Antelope Creek; Ponderosa Way (Forest Road 28N29) 938 Comment
  CHSC66040  Pseudognaphalium stramineum Vernon H. Oswald; Lowell Ahart 1996-5-6 7513 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. By stream at this location. 182 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
  JEPS104103  Pseudostellaria jamesiana Lowell Ahart 2003-8-23 10536 Tehama Along 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
  JEPS51112  Pseudostellaria jamesiana Joseph Grinnell 1925-6-15 Tehama Mineral 1493 Comment
  SFV5079  Pseudostellaria jamesiana B. C. Templeton 1960-6-14 8490 Tehama Near Mineral. Comment
  UC1002621  Pseudostellaria jamesiana Milo S. Baker and H. K. Wagnon 1953-7-12 12896 Tehama 5.3 mi above Whitlock Camp (county road, West Tehama County) 1828 Comment
  UC1245159  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama ca 1 mi e Square Lake (beside trail, n side of South Yolla Bolly Mountain); n side of South Yolla Bolly Mountain, e of Square Lake 2133 Comment
  CHSC82631  Pseudotsuga menziesii var. menziesii Tara Morgan 2002-4-28 51 Tehama Withi the bottom of the Canyon of Deer Creek Watershed along the Deer Creek Trail accessed from the forest service rd. off of Highway 32 (turnoff in section 36). Along Deer Creek downstream of the Lower Deer Creek Falls and the campground. 824 Comment
  OBI76993  Psilocarphus Anthony Baniaga 2011-6-12 341 Tehama CDFG: Tehama State Wildlife Area. At intersection of Plum Crk rd (202) and Oak Crk Rd (28N94). Inskip Hill quad T28N R1E sec 5 sW of NW 647 Comment
  CDA15859  Psilocarphus brevissimus G. F. Hrusa, J. Hart 2000-4-8 15304 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CAS-BOT-BC361813  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4359 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline 62 Comment
  CHSC102694  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16309 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC40582  Psilocarphus brevissimus var. brevissimus Pauleen Broyles 1982-5-17 617 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool just s of Lassen Road. Comment
  CHSC61953  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4351 Tehama Southwest side of Hwy 99, 0.8 mi southeast of Lassen Road. Within the right-of-way fence. 64 Comment
  CHSC79961  Psilocarphus brevissimus var. brevissimus L. P. Janeway; B. Castro 2000-5-11 6719 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS16182  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, western Tehama County) Comment
  JEPS22649  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6287 Tehama about 2 mi w Kirkwood (lower portion of plains, about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  JEPS88381  Psilocarphus oregonus Vernon H. Oswald and Lowell Ahart 1996-4-15 7365 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (nw side of Valley, on bed of vernally flooded drainage on s side of intermittent stream ca. 0.1 mi e of lane); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CAS-BOT-BC361909  Psilocarphus tenellus L. E. Smith 1914-5-8 674 Tehama Red Bluff Comment
  CHSC79963  Psilocarphus tenellus var. globiferus B. Castro; L. P. Janeway 2000-5-11 1153 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC96674  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13836 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  CHSC35523  Ptelea crenulata John Heywood; D. H. Norris 1968-3-31 1881 Tehama Hwy. 36, ca. 53 miles east of Shasta Co. line. Comment
  CAS-BOT-BC460558  Pterospora andromedea H. F. Copeland 1920-7-17 112 Tehama Butt Mountain 1828 Comment
  CHSC90786  Pycnanthemum californicum D. Isle 2002-8-29 274 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. In seep, just above, N, of curve in Rd. 23N53. 1280 Comment
  JEPS103354  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  UC1736005  Pyrola picta Dean W. Taylor 1972-6-17 1496 Tehama Beegum Peak, Comment
  UC1052827  Quercus chrysolepis J. I. Mallory 1956-6-5 142 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, Quad. 33B3) 594 Comment
  HSC90024  Quercus douglasii Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 17 Tehama Tedoc Rd. 0.5 mi S of its intersection with Hwy. 36 579 Comment
  POM160991  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama Near Red Bluff Comment
  SEINET13953287 Image available Quercus douglasii W. A. Weber, Lewis S. Rose 1953-1 8468 Tehama 6 mi N of Red Bluff 91 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
  CAS-BOT-BC62793  Quercus garryana var. breweri Alice Eastwood; John Thomas Howell 1941-7-9 9821 Tehama Government Flat Comment
  CHSC48384  Quercus garryana var. semota Vernon Oswald 1987-5-11 2384 Tehama Hwy 32 at the fist bridge over Deer Creek ne of Windy Cut (trailhead of Deer Creek Trail). 984 Comment
  POM160293  Quercus kelloggii J. G. Lemmon 1891-7-25 s.n. Tehama Mill Creek Canyon Comment
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Jul 5 2013
  RSA1379  Quercus lobata E. R. Johnson 1930-10-18 1592 Tehama 9 miles southeast of Red Bluff, on Highway number 99-E. 76 Comment
  JEPS37981  Quercus wislizeni W. L. Jepson 1899-4-27 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  CHSC53998  Rafinesquia californica Vernon H. Oswald; Lowell Ahart 1991-5-9 4565 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the Sacramento River, just west of the mouth of Paynes Creek. 91 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
  UC972205  Ranunculus alismifolius var. alismifolius Milo S. Baker 1952-5-23 12434 Tehama near Child's Mdws. (Hwy 36) Comment
  HSC81283  Ranunculus alismifolius var. lemmonii Richard Spjut 1981-5-4 6635 Tehama Near Childs Meadows, 50-60 mi. E of Red Bluff on Hwy. 36 1448 Comment
  SEINET5718539  Ranunculus aquatilis Shirley C. Tucker 1964-1 5999 Tehama Manzanita Lake, Lassen Park.; Manzanita Lake Comment
  JEPS88330  Ranunculus arvensis Vernon H. Oswald and Lowell Ahart 1996-3-20 7582 Tehama BLM parcel along Hwy 36 ne of Red Bluff (Hog Lake Plateau, Cascade Range Foothills, at ne end of parcel); Hog Lake Plateau, Cascade Range Foothills 182 Comment
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  SBBG2244  Ranunculus canus var. canus H. and M. Dearing 1938-6-22 2080 Tehama near Deer Crk 1219 Comment
  JEPS88892  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1994-4-6 6082 Tehama on shoreline near E end of Morrison-Bryant Rd.; Black Butte Lake, Burris Creek Arm 144 Comment
  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
  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
  SEINET203930  Ranunculus occidentalis var. rattanii G. A. Evans 1963-7-27 s.n. Tehama Soda Springs Campground about 40 mi NE of Chico along Hwy 32 914 Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  JEPS88506  Raphanus raphanistrum Vernon H. Oswald and Lowell Ahart 1996-4-15 7385 Tehama at the w boundary 1 mi s of Gyle Road (nw of Corning, nw side Sacramento Valley, Thomes Creek Ecological Reserve, CDFG parcel on s side of Gyle Road); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  CAS-BOT-BC55830  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  UC54505  Rhamnus rubra H. M. Hall and E. B. Babcock 4404 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC54507  Rhamnus rubra H. M. Hall and E. B. Babcock Jun 1903 4288 Tehama South Fork Battle Creek 365 Comment
  JEPS106305  Rhamnus tomentella subsp. crassifolia Lowell Ahart 2004-6-11 11030 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 382 Comment
  CHSC76529  Rhamnus tomentella subsp. tomentella Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. Near the creek. 292 Comment
  CHSC77785  Rhamnus tomentella subsp. tomentella B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1027 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On low, dry floodplain and cobble bar. 329 Comment
  JEPS91238  Rhododendron occidentale Dean W. Taylor 1972-6-18 1525 Tehama along Wells Creek (on E side of Tedoc Mt.) 914 Comment
  CHSC66037  Rhus aromatica Vernon H. Oswald; Lowell Ahart 1996-5-6 7517 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range foothills 124 Comment
  CHSC118208  Rhus aromatica Tim Kask 2016-4-7 252 Tehama Antelope Creek, from Fischer CG. UTM 10T 0597775/4456103. 473 Comment
  RSA123552  Ribes binominatum G. D. Barbe 1955-7-16 171 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  JEPS75807  Ribes lacustre Todd and Virginia Keeler-Wolf 1974-7-6 573 Tehama 1/4 mi nw Pettyjohn Basin; Yolla Bolly Mountains 1920 Comment
  CAS-BOT-BC168883  Ribes lobbii Rimo Bacigalupi 1934-5-29 2414 Tehama Near Log Spring Ranger Station, along road from Corning to Covelo, Mendocino National Forest 1676 Comment
  CHSC68951  Ribes lobbii Vernon Oswald; Lowell Ahart 1997-7-7 8667 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  RSA0021137  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC84538  Ribes malvaceum John Dittes 2003-2-15 2003 -3 Tehama Inner North Coast Range; approximately 7.0 air-miles southwest of Paskenta, 1.1 air-miles due north of the Glenn County Line and ca. 1.3 air-miles west by northwest of Salt Creek Saddle. On slope north of Round Valley Road. 731 Comment
  CHSC4580  Ribes nevadense C. Glascock 1965-5-15 410 Tehama Deer Creek Falls. 9.5 mi. ne of intersection of Scout Rd. and Hwy 32. 5.1 mi. ne of Windy Cut Lookout on Hwy. 32. Top of trail to falls. Comment
  JEPS102309 Image available Ribes nevadense Vernon H. Oswald and Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1072 Comment
  SEINET6912668  Ribes roezlii R. A. Evers, Clara V. Evers 1975-8-23 115012 Tehama 2 miles (3.2 kilometers) west of Mineral. Elevation about 4400 feet. Comment
  UCSB63966  Ribes roezlii Jokerst, James 1983-4-2 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd; S of (below) the first ridge; S of Pine Creek in area of Native American Shelters: T23N R1E center SW'/i Sect. 26 441 Comment
  JEPS108598 Image available Ribes viscosissimum var. hallii Roger Raiche 1985-7-27 50675 Tehama 1682 Comment
  CHSC57796  Rigiopappus leptocladus Vernon H. Oswald; Lowell Ahart 1992-4-21 4917 Tehama Hogsback Rd. (Belle Mill Rd. of Forest Rd. 28N24), 18.6 mi (odometer) E of Hwy. 99, 2.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) SSE of Paynes Creek. 762 Comment
  CHSC80608  Rigiopappus leptocladus Lowell Ahart 2001-6-14 8825 Tehama On the east side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  JEPS102882  Rigiopappus leptocladus Lowell Ahart 2001-6-14 8825 Tehama On the E side of road M2, ca 7.5 miles W of Paskenta. 579 Comment
  JEPS34914  Rigiopappus leptocladus W. L. Jepson 1932-5-9 16319 Tehama along road to Lowrey about 1 1/2 mi ne Paskenta 304 Comment
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Jul 1 2009
  JEPS97236  Rigiopappus leptocladus Vernon H. Oswald and L. Ahart 1995-4-17 6669 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS34916  Rigiopappus leptocladus W. L. Jepson 1934-5-5 16628 Tehama school on Dry Creek (w Tehama County) 137 Comment
  RSA92979  Rigiopappus leptocladus Milo S. Baker, H. K. Wagnon 1953-5-30 12603 Tehama Logging road west of Paskenta near 6 mile post. Comment
  RSA719174  Rorippa curvisiliqua L. Ahart 2006-7-19 13040 Tehama About 150 yards NE of where the dirt road crosses Colby Creek, about 2 miles (air) NE of Butte Meadows. 1541 Comment
  UC2031488  Rorippa curvisiliqua Barbara Ertter with Brad Olson 1991-7-6 10385 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  CHSC81302  Rosa californica Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 Comment
  RSA0069357  Rosa canina Dean W. Taylor 2014-4-23 21473 Tehama Manton Road ca. 2.5 miles west of Manton (approx vicinity 31317-31443 Manton Rd based on Google Earth Street View). 549 Comment
  CHSC81150  Rosa gymnocarpa Lowell Ahart 2001-8-28 9182 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
  CHSC90443  Rosa gymnocarpa Niall McCarten; Roxanne Bittman 1986-6-15 5385 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1249 Comment
  CHSC95170  Rosa gymnocarpa R. D. Fischer 2005-5-30 794 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 2 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. 1066 Comment
  JEPS102640  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9181 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  UC54347  Rosa pisocarpa subsp. ahartii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4396 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD80565  Rostraria cristata CNPS SN Foothill Team 2006-4-19 SNFN 0445 a Tehama Wurlitzer Ranch (private), north of a seasonal creek, which feeds into Pine Creek west of the plot. 164 Comment
  CHSC90455  Rubus parviflorus Niall McCarten; Roxanne Bittman 1986-6-15 5396 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.5 mi. so. of Browns Camp. 1828 Comment
  CHSC68935  Rudbeckia occidentalis var. occidentalis Vernon Oswald; Lowell Ahart 1997-7-7 8702 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC117175  Rumex acetosella Lowell Ahart; John Dittes 2016-6-22 21037 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  UCR123528  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6891 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
  CHSC113263  Rumex crispus Lowell Ahart; John Dittes 2014-5-16 19481 Tehama Along the sides of a small drainage, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC41077  Rumex crispus Pauleen Broyles 1982-6-24 769 Tehama The Nature Conservancy Vina Plains Preserve. Muddy bank of irrigation ditch in e pasture. 66 Comment
  CDA2861  Rumex kerneri G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-21 2789 Tehama Both sides Interstate 5; north of Sacramento River, 1 km north of Diamond Avenue exit on south-bound lanes, Red Bluff. Comment
  JEPS87929  Rumex salicifolius var. denticulatus Barbara Ertter, Brad Olson 1991-7-5 10304 Tehama Long Gulch Little Crane Creek (se corner of ranch, confluence of Big and Little Crane Creeks, ca 15 air mi wnw of Red Bluff); Metzger Ranch (= Stiver's Ranch) 213 Comment
  SD241821  Rupertia hallii Dean William Taylor 1997-6-6 16028 Tehama Campbell Ridge; Lassen national Forest; along road from Campbellville to Baccalia Cabin; on south-side of ridge in Pine Creek drainage (Devils Parade Ground 7.5'Q) 990 Comment
  CHSC82305  Sagina apetala Lowell Ahart 2002-4-27 9550 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
  JEPS88374  Sagina apetala Vernon H. Oswald and Lowell Ahart 1996-4-8 7322 Tehama BLM parcel along Hyw. 36 n.e. Red Bluff (upper flood plane on e. side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento R.); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  JEPS51057  Sagina apetala W. L. Jepson 1934-5-5 16629 Tehama hillside near schoolhouse Dry Creek; school on Dry Creek, w Tehama Co Comment
  CHSC64610  Sagina decumbens subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1995-4-10 6635 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Dales Lake and the w boundary. 213 Comment
  CHSC115786  Sagina saginoides Lowell Ahart; John Dittes 2015-8-6 20492 Tehama 30 yards east of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UC1019904  Sagina saginoides Milo S. Baker and H. K. Wagnon 1964-7-11 12964 Tehama 6.1 mi. above Whitlock Camp (near county rd.); w. Tehama Co. 1828 Comment
  UC1598495 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-BC103348  Salix bonplandiana L. E. Smith 1913-3-26 595 Tehama Red Bluff Comment
  CHSC70839  Salix breweri Vernon H. Oswald 1998-4-1 8896 Tehama Nomalaki Trail at the first drainage south of Mud Flat Rd., Mendocino NF. 594 Comment
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Mar 25 2011
  CHSC9568  Salix exigua E. L. Smith 1971-4-8 942 Tehama Ca. 28 mi n of Chico, on Hwy 99 just acroos Butte Co. line. Comment
  CHSC9689  Salix exigua var. exigua E. L. Smith 1971-9-11 1061 Tehama Singer Creek ca. 13 mi n of Chico. Comment
  CHSC117726  Salix exigua var. hindsiana Lowell Ahart; John Dittes 2016-8-25 21302 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  LA208674  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  UC481999  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 381 Tehama 1.7 km. n.e. Mineral (S. Fork Battle Creek, on Mt. Lassen Hwy.) 1570 Comment
  CAS-BOT-BC104007  Salix gooddingii L. E. Smith 1914-5-8 669 Tehama Red Bluff Comment
  CAS-BOT-BC104056  Salix hindsiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 652 Tehama Payne Creek, 13 miles east of Red Bluff Comment
  UC482346  Salix hookeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e Red Bluff (Paine's Creek); Paine's Creek 300 Comment
  CAS-BOT-BC106895  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CHSC77618  Salix laevigata Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS38402  Salix laevigata W. L. Jepson 1899-4-27 18 s Tehama Salt Creek Comment
  CAS-BOT-BC129527  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14581 Tehama Mineral 1524 Comment
  JEPS127145  Salix lasiolepis Lowell Ahart, John Dittes 2016-8-25 21303 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC124903  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 376 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124921  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124933  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 377 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CHSC115518  Salix lemmonii Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20409 Tehama Meadow, at the west 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
  LA208884  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SBBG29062  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 376 Tehama S fork of Battle Crk, 1.7 km W of Mineral 1500 Comment
  SBBG57904  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 376 Tehama S fork of Battle Crk, 1.7 km W of Mineral 1500 Comment
  SJSU224  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
  UC481990  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 374 Tehama 1.7 km. e Mineral (s. side of hwy., s.of rd. maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525918  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
  UCR66566  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Hwy, 8 miles northeast of Mineral 2043 Comment
  CHSC87144  Salix lucida subsp. lasiandra Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. South bank of creek. 289 Comment
  POM219068  Salix lucida subsp. lasiandra Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 375 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CHSC101390  Salix melanopsis David Isle 1992-7-29 1556 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1737 Comment
  JEPS127146  Salix melanopsis Lowell Ahart, John Dittes 2016-8-25 21312 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
  UCD111772  Salix melanopsis John Thomas Howell 1960-8-20 36235 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC31091  Salvia columbariae Thomas Chastain 1980-4-7 9 Tehama Ca. 5.9 km w of Paskenta and 19 km nw of Newville. 488 Comment
  CHSC53959  Salvia columbariae Vernon H. Oswald; Lowell Ahart 1991-4-16 4499 Tehama Colyear Springs Rd, 0.8 mile west of Lowrey Rd, north of Paskenta. 240 Comment
  HSC96803  Salvia columbariae J. Carey, A. Hong, J. Leffingwell 1995-4-22 60 Tehama 9 mi. E on Hwy. 36 from its jct. with Rd. A16 457 Comment
  CHSC32914  Salvia sonomensis Cathy Goldberg; Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 86 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  JEPS96100  Sambucus mexicana Vernon H. Oswald and Lowell Ahart 1996-6-3 7728 Tehama BLM parcel along Hwy 36 ne Red Bluff (0.2 mi se of the old bridge site on Payne Creek); Cascade Range Foothills, Hog Lake Plateau 121 Comment
  CAS-BOT-BC235078  Sambucus racemosa var. racemosa John Thomas Howell 1961-6-20 36587 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  POM213948  Sanguisorba annua H. F. Copeland 1931-8-9 s.n. Tehama Near Mineral. Comment
  CHSC42664  Sanicula graveolens Vernon Oswald 1986-5-23 2041 Tehama Round Valley Rd. (M4) 0.4 mi s of the road between Anthony Peak and Wells Cabin Camp. 1767 Comment
  UC923149  Sanicula graveolens Freed W. Hoffman 1950-7-6 3264 Tehama about 1 mi ne of White Rock Guard Station (near Trinity-Tehama County boundary) Comment
  CHSC80535  Sanicula tuberosa Vernon H. Oswald; Lowell Ahart 2001-5-7 10018 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  UC1563873  Sanicula tuberosa Barbara Ertter 1989-5-3 8445 Tehama ca. 20 air mi sw Chester (e side of Deer Creek, Deer Creek Road (Rte 32) at Milepost 12.00); Deer Creek, Deer Creek Road, Milepost 12.00 975 Comment
  UC1606327  Sanicula tuberosa Barbara Ertter, Brad Olson 1993-5-15 11769 a Tehama 6 air mi sw of Paskenta (Mendocino National Forest, Round Valley Road (M-4), sw Tehama County); Mendocino National Forest, Round Valley Road 609 Comment
  JEPS28758  Saxifraga bryophora George W. Gillett 1957-8-13 1052 Tehama 1/4 mi above Sulphur Works Checking Station (Brokeoff Mountain Trail); Lassen Volcanic National Park, Brokeoff Mountain Trail 2072 Comment
  UCD126467  Schedonorus arundinaceus John Thomas Howell 1960-8-20 36248 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC46599  Schoenoplectus acutus Vernon H. Oswald 1989-7-24 3894 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  CAS-BOT-BC111815  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  CHSC66605  Schoenoplectus mucronatus Vernon H. Oswald 1996-7-19 8073 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jel-lys Ferry Rd. NE of Red Bluff. Along an old river channel on the NE side of the parcel. 100 Comment
  UC1564774  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama ca 9 mi (air) e Mineral (Wilson Lake); , e of Mineral 1604 Comment
  CHSC102648  Scirpus diffusus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16337 Tehama Along and in a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC115584  Scirpus microcarpus Lowell Ahart; John Dittes 2015-8-6 20508 Tehama Along the sides of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC81941  Scirpus microcarpus L. P. Janeway 2001-7-25 7379 Tehama High Cascade Range. Northwest side of Hwy 32 and Deer Creek at the extreme western end of Deer Creek Meadows. 1381 Comment
  RSA105320  Scirpus microcarpus G. D. Barbe 1955-7-19 222 Tehama Rocky Cabin Spring, west Tehama County 1890 Comment
  CHSC27779  Scribneria bolanderi K. Bridwell 1978-4-14 68 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  JEPS113181  Scribneria bolanderi Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13835 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  JEPS88383  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-15 7384 Tehama CDFG parcel on s side Gyle Rd. (at w boundary just n of intermittent stream, nw of Corning, nw side of Sacramento Valley, Thomes Creek Ecological Reserve); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  UCR197963  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 mi south of Dales, along Route 36 Comment
  UC1002661  Scutellaria antirrhinoides Milo S. Baker and H. K. Wagnon 1954-7-11 13022 Tehama [6.1] mi above Whitlock Camp (e side of County road) 1828 Comment
  SEINET6982184  Scutellaria antirrhinoides R. A. Evers, Clara V. Evers 1975-8-23 115011 Tehama 2 miles (3.2 kilometers) west of Mineral; elevation about 4400 feet. Comment
  CHSC55229  Scutellaria californica L. P. Janeway 1991-6-15 4014 Tehama Battle Creek Wildlife Area. Small canyon draining north into Battle Creek, ca 1/4 mi south of the creek; ca. 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC66491  Scutellaria californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7583 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  UC575030  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UCR9040  Scutellaria californica Donald Myrick 1966-8-6 1457 Tehama Dried creek bed on South Yolla Bolly Mountain 2134 Comment
  SEINET8020865  Scutellaria californica R. Olmstead 1983-7-3 416 Tehama Along Deer Creek and Hwy 32, ca 8 miles N of Butte Meadows and 1.5 miles S of Potato Patch campground. 1012 Comment
  UCSB13226  Scutellaria californica Dearing, Hugh; Dearing, Margaret Tehama Potato Patch Camp; Pine Woods 1080 Comment
  CHSC80660  Scutellaria siphocampyloides Lowell Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102409  Scutellaria siphocampyloides Vernon H. Oswald 2001-6-5 10042 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  UC1040744  Sedum laxum subsp. laxum Douglas Barbe 1955-7-16 175 Tehama e ridge leading to summit South Yolla Bolly (Mt. Linn); e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  UC1072714  Sedum laxum subsp. laxum Douglas Barbe 1955-7-16 175 Tehama on the e ridge leading to the summit South Yolla Bolly (Mt. Linn); e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  CHSC68816  Sedum obtusatum subsp. retusum Vernon Oswald; Lowell Ahart 1997-6-10 8552 Tehama Between Paskenta and Covelo on M2 (23N69) 0.9 mi west of its junction with M4, between Sugar Spring and Government Flat campgrounds. 1737 Comment
  UC1949177  Selaginella wallacei Barbara Ertter with Brad Olson 1991-7-4 10190 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC14123  Senecio L. V. Ritter 1969-6-15 351 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  CAS-BOT-BC363432  Senecio aronicoides Alice Eastwood; John Thomas Howell 1941-7-9 9800 Tehama Government Flat Comment
  CAS-BOT-BC363435  Senecio aronicoides Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  UC1001295  Senecio aronicoides Louise Kellogg 1952-7-10 13 Tehama on Boswell Ridge directly s of South Yolla Bolly Mountain near Squaw Camp and Pole Corral; North Coast Ranges, Mendocino National Forest, on Boswell Ri 2133 Comment
  CDA8613  Senecio eurycephalus G. Burrill 1955-4-29 Tehama Red Bluff - west side of airport. 0 Comment
  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
  JEPS94498  Senecio triangularis Vernon Oswald and Lowell Ahart 1997-7-7 8703 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
  JEPS103596  Senecio vulgaris Lowell Ahart 2002-4-27 9546 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS97970  Sidalcea calycosa S. Bainbridge 1998-6-6 1141 Tehama N edge of Mud Springs, ca. 2 mi E on Hooper Creek from junction with Meeker Creek 289 Comment
  UC725970  Sidalcea calycosa A. A. Heller 1929-4-27 14850 Tehama Salmon Hole Comment
  RSA756204  Sidalcea calycosa subsp. calycosa Barbara Ertter 1991-5-18 9829 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
  UC727085  Sidalcea diploscypha A. A. Heller 1927-5-3 14361 Tehama ten mi n Chico; n of Chico Comment
  SEINET7929956  Sidalcea diploscypha F. P. Cronemiller 1924-5-20 884 Tehama California NF; Barker Camp;; 0 1158 Comment
  HSC16037  Sidalcea hartwegii Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  CHSC66030  Sidalcea hirsuta Vernon H. Oswald 1996-5-13 7553 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Localized population along the first drainage S of the creek and ca. 0.1 mi E of the W. boundary. 105 Comment
  CHSC86817  Sidalcea hirsuta Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  UCD21123  Sidalcea hirsuta Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-25 298 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS003. Comment
  UCD116576  Sidalcea hirsuta Norman McLeod 1956-6-5 s.n. Tehama Tehama County. Comment
  JEPS94225  Sidalcea malviflora subsp. asprella Vernon Oswald and Lowell Ahart 1998-5-14 9044 Tehama 0.9 mi w of Bowman Road (Highway 36 between Red Bluff and Platina); Highway 36 201 Comment
  CAS-BOT-BC205772  Sidalcea oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2072 Comment
  JEPS110316  Sidalcea oregana subsp. spicata Lowell Ahart 2006-7-25 13079 Tehama In a small meadow on the west side of the road, near Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC105938  Silene antirrhina Lowell Ahart; John Dittes 2010-7-17 16873 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC117161  Silene antirrhina Lowell Ahart; John Dittes 2016-6-22 21026 Tehama West of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. 946 Comment
  JEPS94402  Silene antirrhina Vernon H. Oswald and Lowell Ahart 1997-5-14 8458 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 Comment
  HSC81961  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4889 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS118709  Silene campanulata subsp. glandulosa Julie Kierstead Nelson, Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca. 20 mi. west of Red Bluff, along Forest Road 45. Beegum West 7.5 minute quadrangle. Comment
  UCD98618  Silene douglasii var. douglasii Dean W. Taylor 1976-7-9 6043 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC66110  Silene gallica Vernon H. Oswald; Lowell Ahart 1996-4-29 7482 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. CDFG parcel on the S side of Gyle Rd. NW of Corning. Near the farm pond located on the S boundary. 106 Comment
  CAS-BOT-BC388996  Silene laciniata subsp. californica Elmer I. Applegate 1932-4-13 7042 Tehama Rosewood. Hills west of Red Bluff Comment
  CHSC114696  Silene laciniata subsp. californica J. R. Keck Jr. 1989-4-18 Tehama Forest Route 35; southwest of Highway 36. Comment
  CHSC90424  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5377 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W of Johnsson cabin. Comment
  CHSC90888  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5439 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  HSC75358  Silene lemmonii J. O. Sawyer 1980-6-20 3570 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  JEPS51032  Silene lemmonii Joseph Grinnell 1927-6-18 Tehama Mineral 1463 Comment
  JEPS50896  Silene occidentalis subsp. occidentalis Joseph Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  SEINET11807871  Silybum marianum Unknown 1982-1 636 Tehama Vina Plains Preserve, 0.5 km E of jct of Hwy 99 & Lassen Rd 66 Comment
  CHSC40704  Sisymbrium officinale Pauleen Broyles 1983-4-16 901 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in s pasture. 62 Comment
  JEPS117391  Solanum americanum Lowell Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS12121  Solanum elaeagnifolium Edith M. Wickes 1917-8-7 Tehama Red Bluff Comment
  CHSC115232  Solanum rostratum B. Castro; R. Carter, B. Humphrey, A Groom 2015-4-29 2042 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.26 air mi NW of its confluence with the Sacramento River and 0.9 air me E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  JEPS121163  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CAS-BOT-BC157518  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles w. of Payne's Creek Comment
  CDA7131  Solidago californica L. Ahart 2003-8-11 10493 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CDA8801  Solidago spectabilis L. Ahart 2006-9-9 13264 Tehama On the west side of the dirt road, about 120 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  JEPS32434  Solidago velutina subsp. californica W. L. Jepson 1929-9-30 15333 Tehama Manton 426 Comment
  JEPS104138  Sonchus asper subsp. asper Lowell Ahart 2003-6-11 10237 Tehama On the w edges of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC62000  Sorbus californica Vernon H. Oswald 1993-9-7 5924 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) ca. 0.1 mi N of the park boundary. Along a drainage above the road. 2011 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
  CHSC66227  Sorghum halepense Vernon H. Oswald; Lowell Ahart 1996-6-3 7688 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
  RSA119094  Sparganium angustifolium subsp. emersum W. R. Russell 1958-7-9 s.n. Tehama State Highway 36, ca. 1 mile west of Mineral. Comment
  CDA4267  Spartium junceum L. Ahart, J. Dittes 2003-6-11 10242 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC113261  Spergularia rubra Lowell Ahart; John Dittes 2014-5-16 19478 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC115814  Sphenosciadium capitellatum Lowell Ahart; John Dittes 2015-8-6 20511 Tehama South of the camping area, west side of the Childs Meadow, 0.67 air-miles west of the intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air- miles south east of Doe Mt., 10.41 air-miles south of Lassen Peak. Comment
  CHSC65065  Spiraea douglasii Vernon H. Oswald; Lowell Ahart 1995-7-17 7101 Tehama High Cascade Range. Hwy. 32 ca. 1.7 mi S of Hwy. 36, on the edge of Deer Creek Meadows. 1380 Comment
  JEPS123923  Spiraea douglasii Lowell Ahart, John Dittes 2015-8-6 20495 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
  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
  RSA304256  Spiranthes romanzoffiana James R. Shevock 1972-7-24 2200 Tehama Near Childs Meadow, Hwy 36. 2012 Comment
  SBBG119890  Stachys ajugoides L. Ahart, J. Dittes, J. Dittes 2003-8-23 10531 Tehama ca. 80 yards E of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  CHSC88280  Stachys ajugoides var. rigida Lowell Ahart 2004-6-28 11131 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UC1950254  Stachys ajugoides var. rigida Barbara Ertter 1991-9-2 10771 Tehama head of Grindstone Creek on E side of Anthony Peak ca 16 airmiles E of Covelo, 0.3 mi S of Rt M2 to Hammerhorn Mt on Rt M4 (jct at Government Flat) Comment
  POM253025  Stachys albens A. A. Heller 1937-6-26 s.n. Tehama Along Deer Creek, west of Deer Creek Meadows. 1372 Comment
  RSA755493  Stellaria borealis subsp. sitchana Barbara Ertter, Brad Olson 1991-7-6 10409 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  CAS-BOT-BC181392  Stellaria calycantha P. A. Munz 1951-7-18 16664 Tehama N. slope of N.Yolla Bolly Pk, North Yolla Bolly Mts., line of Tehama -Trinity County 1981 Comment
  JEPS108879  Stellaria longipes var. longipes Lowell Ahart 2006-7-19 13028 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  RSA712812  Stellaria nitens L. Ahart 2006-5-5 12576 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6.5 miles (air) southwest of Paskenta. 531