Search Results — 2000 specimen records retrieved (1633 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET11404930  Abies X shastensis D. Charlet, R. Tausch 1995-9-28 2218 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. ridgeline between Blk Rock peak & N Yolly Bolly pk 2073 Comment
  UC1138216  Abies magnifica J. M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake; Lassen National Forest 2072 Comment
  HSC75054  Acer macrophyllum J. P. Smith, Thomas W. Nelson 1978-7-22 10055 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  SEINET263496 Image available Acer macrophyllum R. J. Shaw 1993-5-23 5094 .1 Tehama Hwy 32 at mile marker TEH 12 1000 Comment
  CHSC61758  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1993-9-2 5905 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  UCSB63890  Achillea millefolium Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  CAS-BOT-BC18757  Achillea millefolium P. A. Munz 1951-7-18 16626 Tehama n. slope of North Yolla Bolly Peak. line of Tehama-Trinity County 1981 Comment
  SEINET191117 Image available Achnatherum lemmonii A. A. Beetle 1941-6-27 2751 Tehama 20 mi NE of Lomo of Rte 32 Comment
  UCD80497  Achnatherum lemmonii CNPS SN Foothill Team 2005-6-29 SNNR 0424 Tehama USFS Lassen National Forest, above Deer Creek in the Ishi Wilderness. 491 Comment
  CHSC88878  Achnatherum nelsonii subsp. dorei L. P. Janeway; Robert F. C. Naczi 2004-7-24 8184 Tehama High Cascade Range. Humboldt Summit; gentle south-facing slope just off the top. 2018 Comment
  CAS-BOT-BC210876  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-18 36040 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS76264  Achnatherum occidentale subsp. occidentale Todd Keeler-Wolf 1977-9-10 667 Tehama saddle between Mt. Linn and Pk. 7950 <ft?>; South Yolla Bolly Mtns.. 2346 Comment
  UCD51227  Achnatherum occidentale subsp. pubescens A. A. Beetle 1942-5-18 3305 Tehama Near Paynes Creek, Gleason Experimental Plots. Comment
  JEPS87833  Achnatherum stillmanii Lowell Ahart 1994-7-24 7523 Tehama 2 mi by road nw Willow Creek (2 1/2 air mi n of Cherry Hill, s side of dirt road) 1676 Comment
  JEPS87834  Achnatherum stillmanii Lowell Ahart 1994-7-24 7523 Tehama 2 mi by road nw Willow Creek (2 1/2 air mi n of Cherry Hill, s side of dirt road) 1676 Comment
  UC1137072  Achnatherum stillmanii August L. Hormay 1929-7-15 Tehama Polk Springs Road 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
  CHSC40513  Achyrachaena mollis Pauleen Broyles 1982-4-23 449 Tehama The Nature Conservancy Vina Plains Preserve. Just south of Lassen Road. 70 Comment
  CHSC9262  Achyrachaena mollis D. C. Burns 1971-4-6 125 Tehama Abundant along Lassen rd., 5 yds. N of rd and ca. .4 mi e of the intersection of Lassen rd. and highway 99E. 76 Comment
  JEPS88335  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1996-4-15 7368 Tehama CDFG parcel on s side of Gayle Rd. nw Corning (nw side of valley, drainage on s side of intermittent stream ca. 0.1 mi e of the lane); Sacramento Valley, Thomas Creek Ecological Reserve 103 Comment
  JEPS97225  Achyrachaena mollis Vernon H. Oswald and L. Ahart 1995-4-25 6699 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  SEINET11262184  Acmispon americanum Robert L. Johnson, Mikel R. Stevens 2015-7-10 3948 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  CHSC80641  Acmispon americanus var. americanus Lowell Ahart 2001-6-8 8773 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS124061  Acmispon americanus var. americanus Lowell Ahart, John Dittes 2015-8-5 20459 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC102242  Acmispon brachycarpus L. P. Janeway 2009-4-21 9809 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC48514  Acmispon brachycarpus Vernon Oswald 1986-6-23 2148 Tehama M2 (23N01) 12.7 mi w of Paskenta. 1188 Comment
  CHSC78649  Acmispon brachycarpus L. P. Janeway; B. Castro 2000-6-11 6793 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  CHSC80640  Acmispon brachycarpus Lowell Ahart 2001-6-16 8878 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
  CHSC88563  Acmispon nevadensis var. nevadensis L. P. Janeway 2001-6-10 7148 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  UC1873660  Acmispon parviflorus Barbara Ertter with James R. Shevock 1993-4-30 11608 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC79997  Acmispon rubriflorus L. P. Janeway; Gail Kuenster, B. Castro, Shirley Innecken 2000-5-24 6744 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 320 Comment
Read comments
Dec 3 2007
  UC465617  Aconitum columbianum W. P. Taylor 1913-8-2 Tehama 2 mi. s. S. Yolla Bolly Mt. Comment
Read comments
Jul 5 2009
  UCD95392  Aconitum columbianum John M. Tucker 1959-7-19 3572 Tehama Tehama Co.; north side of South Yolla Bolly Mountain, upper (south) side of Square Lake; 2118 Comment
  CHSC84393  Aconitum columbianum var. columbianum Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10523 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC412926  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 Comment
  CHSC59141  Aconogonon phytolaccifolium Vernon H. Oswald 1992-8-19 5162 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy.89) at the parking area, Brokeoff Mtn. trailhead. Growing on the bank of a drainage crossing the road at the trailhead. 2023 Comment
  UC1949158  Actaea rubra subsp. arguta Barbara Ertter with Brad Olson 1991-7-6 10374 Tehama at W end of meadow; 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
  SBBG25855  Adenocaulon bicolor D. Myrick 1966-8-7 1472 Tehama North Yolla Bolly Mtn 1524 Comment
  HSC72228  Adenostoma fasciculatum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5862 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  UCR37567  Adenostoma fasciculatum Brian Kearney, P. Williams, Mike Malamus 1984-5-12 36 Tehama c. 38 mi. west of Red Bluff. Dry Creek Drainage 457 Comment
  CAS-BOT-BC65602  Adiantum jordanii B. Garamendi 1974-5-11 34 Tehama 200 yds. W of Ponderosa Way and Deer Creek Crossing 609 Comment
  CHSC66510  Aegilops triuncialis Vernon H. Oswald; Lowell Ahart 1996-5-20 7596 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 158 Comment
  CAS-BOT-BC13191  Agoseris monticola Alice Eastwood 1912-8-22 1751 Tehama Morgan Springs, Lassen Butte Region Comment
  CAS-BOT-BC13243  Agoseris monticola J. T. Howell 1960-8-19 36122 Tehama Lassen Volcanic National park, Brokeoff Mt Trail 2346 Comment
  UC766938  Agrostis elliottiana Robert F. Hoover 1937-5-19 2261 Tehama 4 mi s Cottonwood Comment
  CAS-BOT-BC127395  Agrostis exarata H. F. Copeland 1920-7-24 5 Tehama Above Deer Creek. Comment
  CHSC95148  Agrostis exarata R. D. Fischer 2005-9-10 850 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 8.4 miles from Hwy 32. 1219 Comment
  UC1112863  Agrostis exarata Douglas Barbe 1955-7-16 162 Tehama on sw slope of ridge leading to Oven Lid (in meadow at Somerset) 1767 Comment
  JEPS88271  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-6-3 7718 Tehama BLM parcel anlong Hwy 36 ne Red Bluff (plateau on e side of Paynes Creek near river); Hog Lake Plateau, Cascade Range Foothills, Sacramento River 106 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
  CHSC105912  Agrostis scabra B. Castro; L. P. Janeway 1999-8-23 1034 N.1 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 jcn with USFS Route M2. Near but not associated with springs, in dry forest floor in semi-shade of red firs by road edge. 1810 Comment
  CAS-BOT-BC138565  Agrostis variabilis P. A. Munz 1951-7-25 16897 Tehama Square Lake, North base of South Yolla Bolly Mountains. 2133 Comment
  UC1112864  Agrostis variabilis Douglas Barbe 1955-7-17 217 Tehama Cold Spring Camp 1889 Comment
  CHSC96626  Aira caryophyllea Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13628 Tehama On the east side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  CHSC116165  Alisma triviale Lowell Ahart; John Dittes 2015-6-22 20266 Tehama East of the home and corrals, north of Lassen Road, about 1.2 miles east of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 71 Comment
  SEINET260869  Allium Leila M. Shultz 1990-5-5 11261 Tehama Northern Coastal Range area, Corning District of the Mendocino Forest. 305 Comment
  CDA15427  Allium amplectens G. F. Hrusa, J. Hart 1998-5-1 14405 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd nr. lower el. limit of Quercus douglasii woodland. Comment
  CHSC27534  Allium amplectens Greg C. Halcomb 1978-4-14 15 Tehama Intersection of Lassen Rd. and Lenninger Rd.; 1/2 mi n on Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  CHSC66119  Allium amplectens Vernon H. Oswald; Lowell Ahart 1996-4-29 7489 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  UC1051543  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  RSA113948  Allium amplectens H. K. Sharsmith 1954-6-24 4344 Tehama Tehama County: SW ridge leading to Eagle Peak, 1 mile below summit, Mendocino National Forest. 1067 Comment
  JEPS56362  Allium bolanderi W. L. Jepson 1899-4-25 Tehama hilltops about Rosewood Comment
  CHSC54023  Allium falcifolium Vernon H. Oswald; Lowell Ahart 1991-4-16 4504 Tehama Red Bank Rd, 2.0 mi north of Colyear Springs Rd, north of Paskenta. 286 Comment
  JEPS13260  Allium falcifolium Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5315 Tehama about 1 mi e Mt. Linn summit; South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC469083  Allium falcifolium P. A. Munz 1951-7-26 16926 Tehama East flank of South Yolla Bolly Peak 2346 Comment
  UC1731206  Allium sanbornii var. sanbornii Dean W. Taylor 1997-8-1 16167 Tehama south canyon wall of South Fork Battle Creek; about 2 air miles N of Highway 36 1310 Comment
  CHSC79115  Allium serra B. Castro; L. P. Janeway 2000-3-22 1036 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 320 Comment
  SBBG869  Allium validum H. and M. Dearing 1938-6-22 2096 Tehama Deer Crk Comment
  CHSC64979  Allophyllum divaricatum Vernon H. Oswald; Lowell Ahart 1995-7-12 7004 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. In a roadside drainage. 950 Comment
  HSC95541  Allophyllum divaricatum L. Ahart 2001-6-8 8782 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 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
  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
  JEPS115398  Alopecurus geniculatus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16343 Tehama On damp dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of M 1493 Comment
  CAS-BOT-BC137946  Alopecurus saccatus Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Foothill Road. 70 Comment
  CHSC26617  Alopecurus saccatus M. P. Hayes 1978-3-28 137 Tehama Collected along Leininger road, approx. 0.8 mi e of Highway 99. 40 Comment
  CHSC80112  Alopecurus saccatus B. Castro; L. P. Janeway 2000-5-11 1166 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  HSC48810  Alopecurus saccatus J. P. Smith 1979-4-28 10073 Tehama Leininger Rd., E of Vina 73 Comment
  UCD55981  Alopecurus saccatus Beecher Crampton 1953-4-29 1160 Tehama 4 miles south of Dales. 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
  CHSC105655  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
  HSC95426  Ambrosia artemisiifolia L. Ahart, John Dittes 2003-9-17 10567 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CAS-BOT-BC135628  Amelanchier utahensis C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral. Comment
  CAS-BOT-BC135674  Amelanchier utahensis John Thomas Howell; Alice Eastwood 1941-7-9 9839 A Tehama Near Government Flat Comment
  UC1127799  Amelanchier utahensis P. L. Johannsen 1936-8-20 984 Tehama 0.5 mi ene Colby Mtn.; Lassen National Forest, Paynes Creek Quad. 1706 Comment
  UCD112906  Amelanchier utahensis Dean W. Taylor 1976-7-9 6038 Tehama At headwaters of Cub Creek. 1859 Comment
  JEPS104029  Ammannia coccinea Lowell Ahart, John Dittes 2003-9-17 10582 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. Comment
  CHSC116180  Ammannia robusta Lowell Ahart; John Dittes 2015-6-22 20254 Tehama 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
  UCR11245  Amsinckia intermedia Wm. Horn Jr. 1967-4-9 670409 3 Tehama Adobe Rd., 3 mi north of Wm. B. Ide Adobe [State Park, Red Bluff] 122 Comment
  CDA40481  Amsinckia intermedia Martin Oliver 2002-4-6 52 Tehama Dales Quad; Near Hogg Lake. Comment
  HSC89677  Amsinckia intermedia William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama Hwy. 36, 20.5 mi. E of boundary with Shasta County 274 Comment
  HSC95160  Amsinckia intermedia Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 22 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  JEPS97007  Amsinckia lycopsoides Vernon H. Oswald and L. Ahart 1994-3-8 5975 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  CHSC65949  Amsinckia menziesii Vernon H. Oswald; Lowell Ahart 1996-4-23 7416 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. Cascade Range Foothills. 266 Comment
  JEPS113122  Amsinckia menziesii var. menziesii Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13604 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  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
  OBI55496  Anaphalis margaritacea David J. Keil, Kathleen Keil 1992-7-25 23600 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary 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
  CHSC93466  Ancistrocarphus filagineus Lowell Ahart 2006-5-5 12579 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 561 Comment
  JEPS2891 Image available Ancistrocarphus filagineus W. L. Jepson 1899-4-25 14764 Tehama Crane Creek Stivers Ranch (w Tehama Co.) Comment
  CHSC83390  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-5 7434 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. Near top of spur ridge. 323 Comment
  CHSC48683  Anemone drummondii Vernon Oswald 1986-7-24 2240 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 682 Comment
  CAS-BOT-BC391824  Anemone drummondii George W. Gillett 1953-7-3 263 Tehama Lassen Volcanic National Park. 0.25 mile above Diamond Point. Near Diamond Peak 2255 Comment
  UCD127149  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  CAS-BOT-BC271415  Anisocarpus scabridus John Thomas Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  LA97410  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountains, ca. 0.5 mi. E of summit 2285 Comment
  SEINET10721350  Antennaria David B. Dunn 1971-8-15 Dunn 18166 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  RSA67187  Antennaria argentea Philip A. Munz 1951-7-25 16860 Tehama 1.5 miles E of Square Lake. 2134 Comment
  UCD129083  Antennaria dimorpha D. W. Taylor; G. L. Stebbins Jr. 1972-6-18 1521 Tehama summit ofTedoc Mountain. 1524 Comment
  CHSC32159  Antennaria geyeri James Jokerst 1980-8-22 1102 Tehama North Coast Ranges. Near Mt. Linn. Comment
  JEPS13235  Antennaria geyeri Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5335 Tehama 1.2 mi below and s of Ovenlid; Mendocino National Forest 1889 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
  CHSC117350  Antirrhinum cornutum B. Castro; E. MacKinnon, B. Humphrey, L. Janeway, A. Groom 2016-7-20 2144 Tehama Sacramento Valley. Eldder Creek channel, within 1-2 mi E of the San Beniot Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  JEPS101510  Antirrhinum cornutum Dean W. Taylor 1997-6-25 16085 Tehama Plains south of Battle Creek; along old Manton Road about 3 miles west of Manton Road 274 Comment
  JEPS102870  Antirrhinum vexillocalyculatum subsp. breweri Lowell Ahart 2001-6-8 8789 Tehama 9 mi W of Paskenta (W side of road M2) 792 Comment
  CHSC26633  Aphanes occidentalis M. P. Hayes 1978-3-17 129 Tehama On the mima mounds around the vernal pools along Leininger road, .8 mi e of Highway 99. 40 Comment
  CHSC65967  Aphyllon purpureum Vernon H. Oswald; Lowell Ahart 1996-4-23 7433 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope of Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 167 Comment
  CHSC35571  Apocynum androsaemifolium J. P. Smith; T. W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest. Tedoc gap. 1372 Comment
  CHSC68928  Apocynum androsaemifolium Vernon Oswald; Lowell Ahart 1997-7-7 8690 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  JEPS60404  Aquilegia formosa Joseph Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  CHSC56578  Aquilegia formosa var. truncata Steven Triano 1988-9-18 256 Tehama Ca. 20 ft W of Hwy 32 and 29.5 mi N of its jct. With Hwy. 99. 1085 Comment
  JEPS102487  Arabidopsis thaliana Vernon H. Oswald 2001-5-7 10019 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  CAS-BOT-BC171646  Aralia californica H. F. Copeland 1920-7-24 s.n. Tehama Woods by Rattlesnake Creek Comment
  CHSC43148  Aralia californica R. Banchero 1979-10-7 35 Tehama Potato Patch Campground off Hwy. 32. Streamside in Montane forest. 1024 Comment
  UC54436  Arctostaphylos H. M. Hall and E. B. Babcock June, 1903 4289 Tehama South Fork Battle Creek Sierra Nevada Mountains 365 Comment
  CAS-BOT-BC27240  Arctostaphylos candidissima Alice Eastwood; John Thomas Howell 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC48368  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1986-4-1 1064 Tehama Rd. 23N05 0.3 mi S of Round Valley Rd. (M4). 1021 Comment
  RSA20905  Arctostaphylos canescens var. candidissima C. B. Wolf 1937-5-15 8688 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  SFV5077  Arctostaphylos glauca B. C. Templeton 1960-6-14 8492 Tehama Rocky slope 15 miles east of Red Bluff. Comment
  UCD52164  Arctostaphylos manzanita R. Tofsrud 1949-6-1 Tehama Gleason Burn Plot; Highway 36; near Payne's Creek. Comment
  CAS-BOT-BC38670  Arctostaphylos manzanita subsp. manzanita C. Hart Merriam 1919-9-14 s.n. Tehama Thomas Creek Ridge above Paskenta Comment
  JEPS109974  Arctostaphylos manzanita subsp. wieslanderi Dean W. Taylor 2007-3-23 20105 Tehama Digger Butte (4 air miles E of Manton) 1103 Comment
  UCR58365  Arctostaphylos manzanita subsp. wieslanderi Walter Knight, I. Knight 1980-6-14 3766 A Tehama Originally from Inskip Butte Comment
  SBBG5454  Arctostaphylos nevadensis subsp. nevadensis H. and M. Dearing 1938-6-23 2121 c Tehama between Lassen Nat Park and Mineral Comment
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  LA42228  Arctostaphylos patula Mrs. H. P. Bracelin; 1931-7-1 502 Tehama 4.5 mi SE of Shasta City, beside hihgway to McCloud 1219 Comment
  POM209913  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  SEINET2028689 Image available Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City Comment
  UC535015  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Tehama 4.5 mi se Shasta City (beside hwy to McCloud) 1219 Comment
Read comments
Jul 9 2013
  UCD53315  Arctostaphylos patula F. E. Todd 1935-5-16 s.n. Tehama Near Mineral. Comment
  UCD80281  Arctostaphylos patula CNPS SN Foothill Team 2005-6-21 SNNR 0330 a Tehama USFS Lassen National Forest, at the top of Mill Creek ridge. 1158 Comment
  RSA141470  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama One mile northwest of junction of Chico and Little Smoke Creek. 1067 Comment
  RSA767833  Arctostaphylos viscida subsp. viscida L. Ahart, John Dittes 2010-7-17 16877 Tehama South of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 830 Comment
  JEPS13512  Argemone munita Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5362 Tehama along lumber-truck road 10.7 mi n and w of Paskenta 1005 Comment
  UCD148337  Aristida oligantha G. F. Hrusa 1996-8-17 13510 Tehama Blue Tent Creek. Immediately downstream from Jelly's Ferry Road crossing, and adjacent to Interstate 5. 200 Comment
  CHSC30010  Aristolochia californica J. Griffith 1980-4-23 37 Tehama Ponderosa Way 0.5 mi n of Deer Creek. 585 Comment
  HSC3259  Aristolochia californica John L. Heywood, D. H. Norris 1968-3-31 1885 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  SEINET11262977  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Corning Quad. Woodson Bridge State Recreation Area. Highway A-9. Sacramento River flood plain.; 0 61 Comment
  SJSU6166  Aristolochia californica D. L. Wilson 1970-4-19 Tehama near confluence N & S Forks of Antelope Creek c. 18 mi E of Red Bluff Comment
  JEPS20975  Arnica dealbata Joseph Grinnell 1925-7-27 Tehama Brokeoff Mountain Comment
  POM25186  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama Along the Mineral-Mt Lassen Hwy near the jct with the old road. 1829 Comment
  CAS-BOT-BC85101  Arnica nevadensis George W. Gillett 1957-8-13 1066 Tehama Lassen Volcanic National Park - Brokeoff Mountain 2743 Comment
  CHSC101395  Arnica parryi David Isle 1992-7-30 1559 Tehama Sugar Springs Campground. 1652 Comment
  HSC81944  Arrhenatherum elatius Thomas W. Nelson, Jane P. Nelson 1979-6-25 4876 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap 1372 Comment
  CHSC55656  Asclepias cordifolia Steven Triano 1988-4-17 75 Tehama Ca 20 ft e of Hwy. 32 and 14.7 mi n of Forest Ranch. 1075 Comment
  CHSC118398  Asclepias cordifolia Tim Kask; LNF Permit # 64419 2016-4-15 263 Tehama South facing slope above Judd Creek 736 Comment
  CHSC78587  Asclepias fascicularis J. Marr; C. Warren, H. West, J. Lacey, N. Wight 1998-7-2 Tehama West of Red Bluff, vicinity of Dry Creek and Red Bank Creek, along creek. 268 Comment
  CHSC32798  Asclepias solanoana James Jokerst 1980-6-18 891 Tehama North Coast Ranges. Near Mud Creek. 852 Comment
  UC1586566  Aspidotis californica Vernon H. Oswald and Lowell Ahart 1991-5-9 4564 Tehama ca. 6.5 mi n-ne of Red Bluff (ca. 1.5 mi ne of Bend Bridge over Sacramento River, just w of mouth of Paynes Creek); Paynes Creek Recreation Area 91 Comment
  CHSC56264  Asplenium septentrionale Beth Corbin 1991-10-4 659 Tehama North side of Christie Hill, ca. 4 mi ENE of Mineral. Lassen National Forest, Susanville. 1950 Comment
  CHSC105911  Aster brickellioides B. Castro; L. P. Janeway 1999-8-24 1034 P Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of Buck Rock, along USFS Route M2, just upslope from Irish Glade. 1828 Comment
  JEPS25395  Astragalus accidens var. hendersonii Rimo Bacigalupi with G. T. Robbins 1959-4-21 7009 Tehama 0.9 mi w Paynes Creek (along State Highway 36); w of Paynes Creek 557 Comment
  JEPS75794  Astragalus clevelandii Todd and Virginia Keeler-Wolf 1973-8-25 516 Tehama about 1/8 mi n Patton Mill (Yolla Bolly Mountains); , n of Patton Mill 1188 Comment
  CHSC43098  Astragalus gambelianus Pauleen Broyes 1985-4-11 941 B Tehama The Nature Conservancy Vina Plains Preserve. SE of 'safe' pool in 'safe' pasture. Comment
  CHSC66014  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1996-4-29 7496 Tehama Thomas Creek Ecological Reserve. Northwest side of the Sacramento Valley. Localized population on a high bank along the N side of a large meander plain of the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  JEPS54654  Astragalus gambelianus W. L. Jepson 1899-4-25 13749 Tehama Crane Creek , Crane Creek (Stivers' Ranch) Comment
  JEPS90986  Astragalus gambelianus Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10650 Tehama just s Battle Creek (on Spring Branch Rd. (Manton Rd.) adjacent to PG&E natural gas pipeline, (Tuscan Buttes NE 7 1/2' quadrangle, 1965 edition)); Northern Sacramento Valley, Manton Plains 286 Comment
  UCD104785  Astragalus gambelianus W. R. Hildreth 1966-3-17 s.n. Tehama West of Peskenta, on road near Mud Flat Campground. In Mendocino National Forest. 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
  JEPS95687  Astragalus pauperculus Vernon H. Oswald and L. Ahart 1995-4-10 6626 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  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
  CHSC56642  Astragalus rattanii var. jepsonianus Kate A. Hanson 1977-3-31 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km west-northwest of Corning. 450 Comment
  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
  CHSC64962  Asyneuma prenanthoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7018 Tehama High North Coast Ranges. W. of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. 1097 Comment
  RSA66355  Athyrium filix-femina subsp. cyclosorum P. A. Munz 1951-7-27 16964 Tehama South base of South Yolla Bolly Peak 2104 Comment
  CAS-BOT-BC66028  Athyrium filix-femina var. cyclosorum C. R. Quick 1953-8-5 53 -101 Tehama ca. 4 mi. w. of Mineral 1310 Comment
  CAS-BOT-BC17432  Athysanus pusillus Doris Kildale Gillespie 1930-5-9 9303 Tehama 15 miles west of Mineral on Susanville Road. Comment
  CHSC4474  Athysanus pusillus C. Glascock 1965-5-15 421 Tehama 12.4 mi. W of Mineral R.S. on Hwy 36 at N roadside. Comment
  CHSC62641  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1994-3-8 5972 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. Roadside banks. 161 Comment
  CHSC64343  Athysanus pusillus Vernon H. Oswald; Lowell Ahart 1995-2-13 6479 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On a ridge running through the ne corner of the reserve. 225 Comment
  CHSC48285  Atriplex rosea Vernon Oswald 1987-8-25 3226 Tehama Black Butte Road East ca. 0.3 mi nw of Glenn Co. line. 118 Comment
  CHSC66511  Avena barbata Vernon H. Oswald; Lowell Ahart 1996-5-20 7615 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally abundant at an old quarry located ca. 0.6 mi southwest of the parking lot at Hog Lake. 274 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
  RSA93513  Baccharis salicifolia Milo S. Baker 1953-4-25 12522 Tehama On sandbar in Thomas River at Paskenta Comment
  UC1619985  Balsamorhiza deltoidea Barbara Ertter, Brad Olson 1991-7-4 10254 Tehama Ball Rock Rd. 16.1 mi. w. Paskenta (2 mi. s.e. of Kingsley Glade/Maxin jucntion, ca. 28 airmi. w. of Corning); Toomes Camp 1463 Comment
  JEPS32247  Balsamorhiza macrolepis W. L. Jepson 1899-4-25 Tehama Stivers Ranch, Rosewood Comment
  CHSC61399  Balsamorhiza sagittata Vernon Oswald; Lowell Ahart 1993-8-18 5826 Tehama Lassen Volcanic National Park. E slope of Mt. Conard just below the summit ridge, near the S boundary of the park. 2468 Comment
  SEINET3292581 Image available Barbarea orthoceras Lewis S. Rose 1933-3-26 33034 Tehama Mt. Davison Comment
  UC1949364  Barbarea orthoceras Barbara Ertter with Brad Olson 1991-7-4 10228 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  CHSC75259  Barbarea verna Vernon H. Oswald; Lowell Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 762 Comment
  JEPS88438  Barbarea verna Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7264 Tehama Paynes Creek Cascade Range Foothills, Hog Lake Plateau (BLM parcel along Hwy 36, ne of Red Bluff, gravel bar in Paynes Creek, ne corner of Hog Lake Plateau) 152 Comment
  CHSC53995  Berberis aquifolium var. dictyota Vernon H. Oswald; Lowell Ahart 1991-4-16 4502 Tehama Colyear Springs Rd, 4.0 mile west of Lowrey Rd, north of Paskenta. 332 Comment
  JEPS117334  Berberis aquifolium var. dictyota Lowell Ahart 2010-7-17 16886 Tehama 4.3 miles (air) southeast of Manton, 2.2 miles (air) north of Highway 36 623 Comment
  HSC81955  Berberis aquifolium var. repens Thomas W. Nelson, Jane Nelson 1979-6-25 4896 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 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
  JEPS124114  Bergia texana Lowell Ahart, John Dittes 2015-6-22 20265 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CHSC64763  Betula pumila var. glandulifera Vernon H. Oswald 1995-5-31 6819 Tehama High Cascade Ranges. Hwy. 32 ca. 1.7 mi s of Hwy. 36, on the edge of Deer Creek Meadows. 1377 Comment
  CHSC40514  Blennosperma nanum Pauleen Broyles 1982-3-5 338 Tehama The Nature Conservancy Vina Plains Preserve. At S tip of preserve near access road. 60 Comment
  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
  UCD114364  Boechera breweri Dean W. Taylor 1976-7-7 6050 Tehama Headwaters of Cub Cr. 1859 Comment
  CHSC65396  Boechera breweri subsp. breweri Vernon Oswald 1984-4-11 1149 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest boundary). On a road cut. 746 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
  CHSC61413  Boechera lemmonii Vernon H. Oswald; Lowell Ahart 1993-8-18 5840 Tehama Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  CHSC60336  Boechera pinetorum Mary Ann Showers 1992-6-26 2583 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CAS-BOT-BC14422  Boechera platysperma Milo S. Baker 1940-8-13 9807 Tehama Cliff near Government Flat. Comment
  CHSC94386  Boechera rectissima Lowell Ahart 2006-7-19 13041 Tehama Forest along the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC1736745  Boechera repanda Dean W. Taylor 1997-7-18 16143 Tehama headwaters North Fork Elder Creek 1981 Comment
  CAS-BOT-BC25932  Boechera suffrutescens John Thomas Howell 1960-8-19 36145 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2590 Comment
  CAS-BOT-BC25913  Boechera suffrutescens P. A. Munz 1951-7-18 16636 Tehama North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak, line of Tehama Trinity counties. 1981 Comment
  SEINET10453122  Boisduvalia cleistogama Mary Susan Taylor 1980-6-21 Taylor 2939 Tehama Lassen Road vernal pool, 200 m S of Lassen Road, 1/4 mi E of Hwy 99E, ca 16 mi N of Chico. With R. Schlising & T. Griggs. Comment
  RSA0028757  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  UC1606342  Botrychium simplex Barbara Ertter 1991-9-2 10765 Tehama ca. 16 airmiles e Covelo (0.5 mi n of Wells Cabin Campground on ridge rd, springs at head of Burnt Creek); sw Tehama Co., e side Anthony Peak 1889 Comment
  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
  CHSC85285  Brickellia grandiflora John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 800 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  HSC102683  Briza maxima J. P. Smith 2013-5-5 13697 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  UCD77149  Brodiaea californica Robert E. Preston 2003-5-18 2139 Tehama Ca. 5.8 mi NE of Red Bluff, along Hwy 32. 149 Comment
  CHSC88514  Brodiaea californica var. californica Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  RSA183030  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24651 Tehama Junction of State 36 and Bowman Road. 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
  CHSC107080  Brodiaea elegans M. Mitchell 2010-5-8 Tehama Foothill Road at 68th Avenue. 91 Comment
  SJSU10178  Brodiaea elegans subsp. elegans R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Childs Meadow on Hwy 36 c. 8 mi E of Mineral 1508 Comment
  RSA0028833  Brodiaea elegans subsp. elegans Lee W. Lenz 1966-5-24 24652 Tehama 3.5 mi W of jct state 36 and Co A5. Comment
  CDA15436  Brodiaea minor G. F. Hrusa, J. Hart 1998-5-1 14415 Tehama Sacramento Valley; Ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  JEPS108203  Brodiaea minor David Gowen 2005-6-25 470 Tehama HWY 36 at Bossley Rd. near mile post 27 east from Shasta Co. North of driveways with mailboxes. Comment
  CHSC90023  Brodiaea nana Ross Rowland 2001-4-17 47 Tehama On edge of Hog's Lake vernal pool. About 50 yards east of parking area. 575380mE/4459140mN/zone 10N. 263 Comment
  UC1442882  Brodiaea nana Theodore F. Niehaus 1966-4-23 639 Tehama 0.8 mi E of Balls Ferry Bridge on Sacramento River Comment
  CAS-BOT-BC144157  Bromus arenarius V. Oswald; L. Ahart 1988-5-21 3355 Tehama Thomes Creek ca. 1 mile east of Paskenta. 219 Comment
  CAS-BOT-BC148847  Bromus carinatus var. marginatus John Thomas Howell 1960-8-18 36095 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station. 2011 Comment
  CAS-BOT-BC148848  Bromus carinatus var. marginatus Douglas Barbe 1955-7-16 181 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mount Linn). 2286 Comment
  HSC102684  Bromus catharticus J. P. Smith 2013-5-5 13698 Tehama Walnut orchard on the outskirts of Vina. 68 Comment
  CHSC113351  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC41039  Bromus diandrus Pauleen Broyles 1982-4-30 511 Tehama The Nature Conservancy Vina Plains Preserve. N of barn in s pasture. 63 Comment
  HSC31979  Bromus diandrus Donald Spalinger 1974-5-5 50 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  SEINET11688681  Bromus diandrus Unknown 1982-1 539 Tehama The Nature Conservancy Vina Plains Reserve Comment
  CHSC6721  Bromus hordeaceus B. Anthony 1968-4-11 492 Tehama Rest stop on Interstate 5 North, 11 miles S. of Cottonwood. Comment
  CHSC64577  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1995-4-3 6598 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On top of the roadcut along Manton Rd. at the ne corner of the reserve. 225 Comment
  HSC1753  Bromus madritensis subsp. rubens Larry Berti 1969-3-21 44 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS95594  Bromus orcuttianus Lowell Ahart 1994-7-24 7513 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  UCD32605  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  CHSC87899  Bromus pseudolaevipes Lowell Ahart 2004-6-1 10987 Tehama Burned area on the west side of road M2, about 5 1/2 miles (air) west of Paskenta. 883 Comment
  CHSC64737  Bromus racemosus Vernon H. Oswald; Lowell Ahart 1995-5-16 6727 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In bed of the intermittent stream w of the lone blue oak. 201 Comment
  SEINET10523835  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 713 Tehama 8 mi e of red bluff on calif hwy 36, live oak, savannah, and aesculus. 152 Comment
  SEINET10933426  Bromus rigidus A. Arthur Heller 1916-4-20 Heller 12337 Tehama Open grassy slopes in red clay soil 3 miles north of Red Bluff in the Quercus Douglasii belt. Toxicodendron is the only undershrub. Comment
  CHSC80715  Bromus tectorum Lowell Ahart 2001-6-14 8834 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  CDA1861  Bromus tectorum var. glabratus W. F. Cruickshank, Wintringham 1960-6-14 4474 Tehama Foothills. 0 Comment
  UCD59950  Bromus tectorum var. glabratus A. A. Beetle 1942-5-19 3286 Tehama 5 miles N of Cold Fork 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
  CHSC101414  Cacaliopsis nardosmia David Isle 1992-5-6 1561 Tehama West of Dead Mule spring. 1548 Comment
  JEPS13518  Cacaliopsis nardosmia Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5339 Tehama Red Bluff; Mendocino National Forest 1889 Comment
  RSA754446  Cacaliopsis nardosmia David W. Isle 1992-5-6 1561 Tehama W of Dead Mule Springs 1549 Comment
  RSA90604  Cacaliopsis nardosmia Milo S. Baker, H. K. Wagnon 1953-6-21 12780 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  UC1037410  Cacaliopsis nardosmia Douglas Barbe 1955-7-17 204 Tehama along the road to Oven Lid at the sign Sommerset 3/4, w Tehama Co 1889 Comment
  CHSC94097  Calandrinia ciliata Lowell Ahart 2006-7-11 12947 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CAS-BOT-BC167290  California macrophylla Grobe 1917-4-29 64 Tehama Lassen National Forest. Five miles east of Vina 60 Comment
  RSA261565  Callitriche hermaphroditica Richard Yeo 1970-2-5 5534 Tehama In Corning Canal, 1 1/4 miles downstream from pumping plant, in vicinity of Red Bluff. Comment
  CHSC79275  Callitriche marginata B. Castro; C. Warren 2000-4-13 1071 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 Comment
  CHSC46314  Callitriche stagnalis Vernon Oswald 1989-5-3 3757 Tehama Nature Conservancy's Dye Creek Preserve ca 5 mi ne of Los Molinos. In a ditch along one of the artificial farm ponds s of headquarters. 97 Comment
  CHSC102629  Callitriche verna Lowell Ahart; Josephine Guardino 2009-9-6 16366 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC78051  Calocedrus decurrens David Cheetham 1998-4-18 5 Tehama Shady canyon of Deer Creek. 457 Comment
  CHSC54116  Calochortus amabilis Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4607 Tehama Colyear Springs Rd 4.0 miles west of Lowrey Rd, north of Paskenta. 283 Comment
  JEPS94158  Calochortus amabilis Vernon Oswald and Lowell Ahart 1998-4-27 8966 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  UC980568  Calochortus coeruleus Milo S. Baker and H. K. Wagnon 1953-7-12 12860 Tehama 5.1 mi along County road from Whitlock Camp 1828 Comment
  SEINET3885026  Calochortus coeruleus var. fimbriatus Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 Comment
  JEPS61670  Calochortus leichtlinii Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  JEPS61671  Calochortus leichtlinii Jos. Grinnell 1927-5-26 Tehama between Mineral and Payne Creek; Lassen Peak Region 1005 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
  CHSC27533  Calochortus luteus Greg C. Halcomb 1978-4-14 16 Tehama Intersection of Lassen Rd. and Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  CHSC86260  Calochortus luteus Martin J. Lenz 2003-5-9 4 Tehama Between Monte Vista Ct. and Interstate 5, approx. 2.5 mi. north Red Bluff. 122 Comment
  UC767922  Calochortus luteus R. F. Hoover 1936-5-21 1179 Tehama 4 mi s Cottonwood Comment
  CAS-BOT-BC492653  Calochortus luteus L. E. Smith 1915-5-27 s.n. Tehama Red Bluff Comment
  RSA125982  Calochortus luteus E. K. Balls 1957-5-24 22535 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  OBI77062  Calochortus monophyllus Anthony Baniaga 2011-6-3 297 Tehama Lassen NF. Along 28N29, game refuge boudnary. Panther Spring quad T27N R2E sec 4 NW of SW 1263 Comment
  UC54191  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4321 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 2133 Comment
  OBI76947  Calochortus superbus Anthony Baniaga 2011-6-12 340 Tehama CDFG: Tehama State Wildlife Area. At intersection of Plum Crk Rd (202) and Oak Crest Rd (28N94). Inskip hill quad T28N R1E sec 5 SW of NW 647 Comment
  CAS-BOT-BC493969  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UCD112390  Calochortus tolmiei Christopher Mallek 2008-5-7 RR4- 5 Tehama Raglin Ridge. 927 Comment
  CHSC68603  Calochortus venustus Vernon H. Oswald; Lowell Ahart 1997-5-14 8455 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) 0.2 mi southeast of Lassen Emigrant Trailhead. 1164 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
  SBBG2113  Caltha leptosepala J. R. and R. C. Robbins 1938-6-24 2090 Tehama near Deer Crk 1371 Comment
  CHSC21149  Caltha leptosepala var. biflora M. S. Taylor 1975-7-17 851 Tehama Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. In meadow. 1828 Comment
  CAS-BOT-BC273396  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff 503 Comment
  CDA14331  Calycadenia fremontii G. F. Hrusa, J. Hart 1998-5-1 14425 Tehama Sacramento Valley; S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi. W of Paskenta Rd. Comment
  CHSC102469  Calycadenia fremontii L. P. Janeway 2009-6-21 9826 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 1.3 km east of Ishi Road. 689 Comment
  UC1971724  Calycadenia fremontii 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mi SE of Tedoc Road jct, ca. 40 mi NW of Red Bluff 503 Comment
  UCD129779  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama south side of Coyote Creek, Coyote Creek Conservation Area, approximately 1.5 miles west of Paskenta Road. 130 Comment
  SEINET3863975  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama Cr A5 (Bowman Rd), 0.6 mi S of Luce and Griswald Rds (ca.13 mi SW of Cottonwood).; 0 191 Comment
  UC1876210  Calycadenia fremontii Gerald D. Carr 1974-9-11 776 Tehama 0.1 mi E of Hall Rd on Dale Rd, 2.2 mi E of Corning. 60 Comment
  UC1876211  Calycadenia fremontii Gerald D. Carr 1974-9-11 775 Tehama 0.1 mi NE of Long Hollow Rd on Black Butte Rd. Comment
  UC1971723  Calycadenia fremontii 1978-7-6 2110 Tehama At jct of Tedoc Road and Hwy 36 near Beegum, ca 40 mi W of Red Bluff 561 Comment
  UCD129695  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 miles west of Vestal Road on Hwy 36. 396 Comment
  UCD129762  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Hwy 36. 226 Comment
  CHSC78600  Calycadenia pauciflora J. Marr; C. Warren 1998-7-8 Tehama West of Red Bluff, vicinity of Red Bank Creek, Red Bank Road, and Sunflower Gulch. 289 Comment
  HSC95499  Calycadenia pauciflora Vernon H. Oswald, L. Ahart 1997-7-7 8662 Tehama Ca. 42 mi. W of Red Bluff on Pettyjohn Rd. (Forest Rd. 35 = 28N35), 0.4 mi. E of the Trinity NF boundary 854 Comment
  CAS-BOT-BC270852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Highway A5 on Highway 36, top of road cut 167 Comment
  CAS-BOT-BC270861  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2116 Tehama 4.6 miles W of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile NW of Rosewood 214 Comment
  SEINET3863993  Calycadenia pauciflora G. D. Carr 1973-6-23 741 Tehama 11.6 mi NW of Paskenta on Toomes Camp Rd (1.3 mi SE of Rd to Eagle Peak).; 0 961 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
  CHSC105224  Calycadenia truncata Lowell Ahart; John Dittes 2010-7-19 16887 Tehama About 20 yards south of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC77300  Calycadenia truncata L. P. Janeway; B. Castro 1999-6-9 6458 Tehama Vicinity of Dry Creek, west of Red Bank Creek. 316 Comment
  UCD129882  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 miles west of Paynes Road Junction on Highway 36 (milepost 61.80, around 17.9 northeast of Red Bluff, junction Hway 99). 464 Comment
  CHSC69663  Calyptridium monospermum Vernon Oswald; Lowell Ahart 1997-9-9 8868 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. Growing in sand on the floodplain of the creek, 1219 Comment
  UC1136679  Calyptridium monospermum A. E. Wieslander, J. E. Sowder 1933-6-24 327 Tehama near Campbellville (Lassen National Forest); Lassen National Forest 1066 Comment
  CHSC78693  Calyptridium quadripetalum L. P. Janeway; B. Castro 2000-6-11 6792 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  SEINET199015  Calyptridium quadripetalum H. K. Sharsmith 1954-6-24 4345 Tehama Mendocino National Forest ; SW ridge leading to Eagle Peak 1 mi below summit 1067 Comment
  SEINET198081  Calyptridium umbellatum L. Kellogg 1952-7-14 39 Tehama Mendocino National Forest ; Near Squaw Camp & Pole Corral on Boswell Ridge directly S ofS Yolla Bolly Mt 2134 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
  HSC96688  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8711 Tehama High Cascade Range. Along Cohasset Rd. 1.2 road km. and 0.4 air km. NE of upper northern tip of Cohasset Ridge. 1109 Comment
  SFV17871  Calystegia malacophylla subsp. malacophylla J. D. Dilley 1998-7-16 373 Tehama Sierra Nevada North of Lake Almanor on State Route 36, 4.5 miles east of Chester. 1402 Comment
  SEINET12326981  Calystegia occidentalis R. A. Schlising 1975-1 3171 Tehama Hwy 32, 15 mi S of jct with Hwy 36 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
  CHSC94369  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2006-7-19 13031 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS31647  Calystegia occidentalis subsp. occidentalis W. L. Jepson 1899-4-25 14521 Tehama Stivers' Ranch , Stivers' Ranch (Rosewood) Comment
  RSA755494  Calystegia occidentalis subsp. occidentalis Barbara Ertter, Brad Olson 1991-7-5 10334 Tehama Raglin Ridge Road 2.6 miles from North Fork Elder Creek crossings, ca. 25 air miles southwest of Red Bluff 976 Comment
  CHSC64548  Camissonia contorta Vernon H. Oswald; Lowell Ahart 1995-4-3 6578 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 bank bordering intermittent stream, at pile of discarded powerline insulators, ne of the northern cluster of pools. 207 Comment
  HSC65822  Camissonia contorta C. Macdonald, D. Stamp, J. Spitler, C. Raley, P. Powers 1980-5-3 90 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  SEINET10463061  Campanula prenanthoides Mosman 1971-7-17 MOSMAN 121 Tehama At bottom of slope 2 ft east of Highway 32, ablut 19.6 miles south of Chester, Calif. 1067 Comment
  CHSC65757  Capsella bursa-pastoris Vernon H. Oswald; Lowell Ahart 1996-4-8 7332 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E edge of Paynes Creek near its mouth on the Sacramento River. 85 Comment
  CHSC57355  Cardamine oligosperma S. R. Mitchelson 1987-4-12 7 Tehama Ca 25 m e of jct of N. Fork of Antelope Creek and Deadhorse Creek. Along creeks. 936 Comment
  UC1019900  Cardamine oligosperma Milo S. Baker and H. K. Wagnon 1953-4-26 12556 Tehama 5 mi w Paskenta (w Tehama County); w of Paskenta 243 Comment
  HSC1816  Cardamine oligosperma Larry Berti 1969-3-15 11 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  RSA92978  Cardamine oligosperma Milo S. Baker, H. K. Wagnon 1953-4-26 12556 Tehama 5 miles W of Paskenta. 244 Comment
  CAS-BOT-BC38053  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. Comment
  CAS-BOT-BC38054  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. Comment
  CDA3733  Cardaria pubescens E. O. Burrill 1959-5-5 2336 Tehama Southern Pacific Railroad property, Tehama. 0 Comment
  CHSC96685  Carduus pycnocephalus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13833 Tehama About 120 feet west of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  CDA6868  Carduus pycnocephalus Metcalf, Gordon 1970-5-29 Tehama Harold Burt property, east of Earl Davis ranch, south of Paskenta Road, ca. 2 miles east of Paskenta. 0 Comment
  JEPS113182  Carduus pycnocephalus subsp. pycnocephalus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13833 Tehama About 120 feet west of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  JEPS116108  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 -A Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles 1493 Comment
  HSC96340  Carex amplifolia L. P. Janeway 2001-7-25 7390 Tehama N side of Deer Creek, about 150 m SW of Slate Creek, between Hwy. 32 and the creek 1294 Comment
  UC1598404  Carex amplifolia Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4425 Tehama near Lassen Volcanic N.P. Science Center (near Mineral); Lassen National Forest Comment
  CHSC106691  Carex athrostachya Barbara Ertter; Brad Olson 1991-7-4 10229 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning. Edge of small reservoir. 1310 Comment
  CAS-BOT-BC19131  Carex aurea Philip Alexander Munz 1951-7-27 16971 Tehama South base of South Yolla Bolly Peak. 2072 Comment
  JEPS124406  Carex aurea Lowell Ahart, John Dittes 2015-8-6 20484 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
  JEPS97362  Carex aurea Vernon H. Oswald and L. Ahart 1995-7-17 7088 Tehama T29N R4E SW1/4 SE1/4 Sec. 20, 5160 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral 1572 Comment
  RSA66645  Carex aurea Phillip A. Munz 1951-7-25 16852 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  CHSC66212  Carex barbarae Vernon H. Oswald; Lowell Ahart 1996-6-3 7710 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a moist, sandy flat along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  CHSC52744  Carex bolanderi L. P. Janeway; Oscar Janeway, Lillian Janeway 1987-5-26 2099 Tehama Along Deer Creek at Elam Creek Campground. 1325 Comment
  CHSC88272  Carex bolanderi Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11216 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
  UCD140170  Carex bolanderi Dean W. Taylor 1976-7-7 6030 Tehama drainage of Cub Creek upstream from junction with Deer Creek along Highway 32. 1188 Comment
  CHSC94326  Carex capitata Lowell Ahart 2006-7-19 13051 Tehama In the center of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CHSC79849  Carex densa L. P. Janeway; B. Castro 2000-4-21 6670 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
  SEINET7556703 Image available Carex densa L. P. Janeway 2001-6-10 7143 Tehama North Yolla Bolly quad. High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap, along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CHSC114412  Carex densa Don Lepley 2014-5-14 Tehama Lassen National Forest; Almanor Ranger District. About 2.2 air miles west of Black Roack and 0.4 mile north of Mill Creek. 731 Comment
  CHSC79083  Carex dudleyi L. P. Janeway 2000-6-30 6860 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  UCD140295  Carex echinata subsp. echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  SEINET3872074  Carex fracta Peter F. Zika 2009-8-17 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.; 0 1895 Comment
  CAS-BOT-BC278765  Carex hassei Peter F. Zika 2012-7-14 25977 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 1665 Comment
  JEPS116110  Carex integra Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 mile 1493 Comment
  SEINET4292188 Image available Carex integra Unknown 2006-1 12945 Tehama High east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles(air) south- east of Colby Mountain, about 5 miles (air) northeast ofButte Meadows. Yellow Pine Forest. Comment
  CAS-BOT-BC7570  Carex integra Clare R. Wheeler 1983-7-14 3535 Tehama In vernal meadow at Hell's Half Acre along USFS 20N02. 1951 Comment
  CAS-BOT-BC376139  Carex klamathensis Barbara L. Wilson; Richard Brainerd 2003-6-20 10951 Tehama Pepperwood Spring, in private property just east of the Mendocino National Forest 899 Comment
  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
  CAS-BOT-BC31208  Carex lenticularis var. impressa P. A. Munz 1951-7-25 16858 Tehama Square Lake, N base of South Yolla Bolly Mt. 2148 Comment
  RSA66387  Carex lenticularis var. impressa Phillip A. Munz 1951-7-25 16858 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  SEINET7566386 Image available Carex luzulina L. P. Janeway 2001-6-10 7154 Tehama North Yolla Bolly Quad. High North Coast Ranges, along the "35" road 2.4 km southeast of Stuart Gap, about 2.1 km north of North Yolla Bolly. 1600 Comment
  UC1950425  Carex luzulina Barbara Ertter with Brad Olson 1991-7-6 10423 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-BC32188  Carex multicaulis John Thomas Howell 1960-8-19 36117 Tehama Brokeoff Mt. Trail. 2346 Comment
  SEINET7568446 Image available Carex multicaulis Unknown 2004-5-30 8130 Tehama Onion Butte 7.5' Quad. High Cascade Range, along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET4290154 Image available Carex multicostata Unknown 2009-1 9873 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  CAS-BOT-BC119675  Carex nervina Hans Leschke 1960-8-10 1786 Tehama Hat Lake 1965 Comment
  SEINET7568770 Image available Carex neurophora John Thomas Howell 1960-8-18 36068 Tehama Bluff Falls, near Lassen Volcanic National Park. 1981 Comment
  CHSC60432  Carex pachystachya Mary Ann Showers 1992-6-26 2597 a Tehama Lassen Volcanic National Park. Edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CAS-BOT-BC118028  Carex rossii John Thomas Howell; Gordon H. True 1960-8-19 36147 Tehama Brokeoff Mt. Trail 2590 Comment
  CAS-BOT-BC117975  Carex rossii Clinton Hart Merriam 1916-9-1 s.n. Tehama South Yolla Bolla near top Comment
  CHSC106692  Carex scopulorum var. bracteosa Barbara Ertter; Brad Olson 1991-7-6 10422 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC80703  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102680  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC94372  Carex simulata Lowell Ahart 2006-7-19 13037 Tehama Small meadow, east 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. 1540 Comment
  CAS-BOT-BC115821  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9808 Tehama Government Flat. 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
  SEINET7577200 Image available Carex subfusca L. P. Janeway 2001-6-10 7138 Tehama North Yolla Bolly quad. High North Coast Ranges. At spring on west side of Tedoc Gap. 1340 Comment
  UC1950426  Carex subfusca Barbara Ertter with Brad Olson 1991-7-6 10420 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
  UC710423  Carex subfusca Alice Eastwood, John Thomas Howell 1941-7-9 9814 Tehama Government Flat Comment
  CAS-BOT-BC115047  Carex vesicaria P. A. Munz 1951-7-26 16941 Tehama Long Lake, N base of South Yolla Bolly Pk. 2133 Comment
  JEPS121391  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Creek culvert Comment
  SEINET7580520 Image available Carex whitneyi Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  RSA505368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5314 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  JEPS106179  Castilleja applegatei subsp. pinetorum Lowell Ahart 2004-6-11 11032 Tehama Along the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 382 Comment
  JEPS22416  Castilleja applegatei subsp. pinetorum Hugh Dearing and Margaret Dearing 1938-6-22 2071 Tehama Potato Patch Camp 1080 Comment
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May 26 2016
  RSA105326  Castilleja applegatei subsp. pinetorum G. D. Barbe 1955-7-21 225 Tehama West shore of Square Lake. Region of South Yolla Bolly. 2104 Comment
  RSA66623  Castilleja applegatei subsp. pinetorum P. A. Munz 1951-7-26 16916 Tehama South slope of South Yolla Bolly Pk. 2256 Comment
  SBBG6730  Castilleja applegatei subsp. pinetorum H. and M. Dearing 1938-6-22 2071 Tehama Potato Patch Public Camp, Deer Crk 1080 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
  CHSC41101  Castilleja attenuata Pauleen Broyles 1982-4-28 466 Tehama Ca 300 m south of Lassen Road in east pasture. 68 Comment
  CHSC65837  Castilleja attenuata Shuan E. Sims 1995-4-22 14 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  CHSC65934  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-15 7361 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC65975  Castilleja attenuata Vernon H. Oswald; Lowell Ahart 1996-4-23 7454 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 259 Comment
  JEPS10308  Castilleja exserta subsp. exserta J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  CHSC102394  Castilleja lacera Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between S23 SE1/4 and S24 SW1/4. 1493 Comment
  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
  CHSC89625  Castilleja rubicundula subsp. lithospermoides Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  CHSC55268  Ceanothus cuneatus var. cuneatus L. P. Janeway 1991-3-28 3861 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC88939  Ceanothus cuneatus var. cuneatus Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  JEPS82368  Ceanothus cuneatus var. cuneatus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo Rd) Comment
  SEINET10974177  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2007-5-1 Burge DOB 902 d Tehama At roadside 5.5 road miles (8.8 km) west of Paskenta (measured from intersection of Tooms Camp Road and Round Valley Road) via Tooms Camp Road and CR 122, 6.51 km 270 deg. (True) W of Paskenta. 520 Comment
  JEPS42448  Ceanothus integerrimus Jos. Grinnell 1925-7-3 Tehama Mineral Turner Mt. 1828 Comment
  CHSC87124  Ceanothus integerrimus var. macrothyrsus L. P. Janeway 2001-6-15 7178 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  SEINET13945968 Image available Ceanothus jepsonii A. A. Heller 1914-1 12999 Tehama Grade between Mud Flat and Bennett Spring in the Coast Range Comment
  UC1299543  Ceanothus lemmonii Freed W. Hoffman 1946-5-27 1006 Tehama Buckhorn Mountain Comment
  UC1281310  Ceanothus prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Creek Road #20 s of Lassen National Park Comment
  CDA7019  Centaurea calcitrapa D. Frank 1960-6-27 Tehama Earl Davies property, Flournoy. 0 Comment
  CHSC59192  Centaurea solstitialis Vernon H. Oswald 1992-9-9 5199 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. 1981 Comment
  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
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 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
  CDA38376  Centaurium tenuiflorum Dale Frank 1959-7-15 s.n. Tehama Five miles south of Red Bluff. 0 Comment
  JEPS97354  Centaurium venustum Vernon H. Oswald and L. Ahart 1995-7-31 7155 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  RSA518662  Centaurium venustum L. R. Heckard, Peter Rubtzoff 1971-7-31 2671 Tehama Off the Sacramento River just northeast of Red Bluff. Comment
  SDSU4592  Centromadia fitchii D. F. Howe 1962-8-7 3415 Tehama 12.4 miles north of Corning on #99. 91 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
  UCD138895  Cephalanthera austiniae J. M. Tucker; L. K. Mann 1962-7-29 3631 Tehama 3/4 mil of Ovenlid, South Yolla Bolly Mountain, around 3 miles east of the summit. 1981 Comment
  CHSC65335  Cerastium fontanum subsp. vulgare Lowell Ahart 1995-10-3 7657 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
  CHSC4047  Cerastium glomeratum D. F. Johnson 1967-3-9 9 Tehama Found on reservoir dam ca 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC65724  Cerastium glomeratum Vernon H. Oswald; Lowell Ahart 1996-4-3 7300 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Throughout the reserve (collected on a gravelly flat between an old meander of the intermittent stream and its present course ca. 0.4 mi E of the dirt lane along the W side of the parcel). 103 Comment
  CAS-BOT-BC251513  Cercis occidentalis Camille F. Nowell 2012-7-16 48 Tehama Hwy 32 in Lassen National Forest. 1025 Comment
  CHSC107104  Cercis occidentalis M. Mitchell 2010-3-4 21 Tehama Dye Creek Preserve. 109 Comment
  JEPS88441  Cercis occidentalis Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7271 Tehama BLM parcel along Hyw. 36 n.e. Red Bluff (flood plain of Paynes Creek at end of gravel rd. running w. from the parking lot on Hwy. 36); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  CHSC77786  Cercocarpus betuloides var. betuloides B. Castro; L. P. Janeway 1999-5-5 921 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 304 Comment
  POM351690  Chaenactis carphoclinia J. P. Smith, Thomas W. Nelson 1979-6-23 10161 Tehama Shasta-Trinity National Forest, summit of Tedoc Mt. 1646 Comment
  HSC74948  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1979-6-23 10161 Tehama Summit of Tedoc Mtn., Shasta-Trinity Natl. Forest 1646 Comment
  UC1299288  Chaenactis douglasii var. douglasii Freed W. Hoffman 1949-7-21 3048 Tehama 0.3 mi s of Tedoc Gap; North Coast Ranges, Tedoc Mountain, Tedoc Gap Comment
  CHSC77301  Chaenactis glabriuscula var. heterocarpha Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Sunflower Gulch. 274 Comment
  CHSC96651  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 2007-5-8 13725 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  UC1585833  Chaenactis glabriuscula var. heterocarpha Barbara Ertter 1989-5-3 8444 Tehama ca 20 airmiles sw of Chester (Deer Creek rd (Rt 32) at milepost 12.00, e side of Deer Creek); Deer Creek 975 Comment
  CAS-BOT-BC277657  Chaenactis glabriuscula var. megacephala Lowell Ahart 1979-4-25 s.n. Tehama Dibble Creek, 1.5 miles N. of Red Bluff 100 Comment
  SD6930  Chamaesaracha nana Mrs. R. M. Austin June 1883 Tehama Summit Road Comment
  CHSC52649  Chamaesyce hooveri R. D. Stone 1986-8-22 799 Tehama Central Valley. 0.1 miles W of Brush Creek on Vina Plains, 1.2 miles N of Lassen Road and 2.8 miles NE of its intersection with Highway 99. Vernal pool. 77 Comment
  CHSC84614  Chamaesyce nutans Lowell Ahart; John Dittes 2003-9-17 10578 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
  JEPS88629  Chamaesyce ocellata subsp. ocellata Dean W. Taylor 1990-8-11 11451 Tehama Dales Lake 207 Comment
  CHSC112581  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC76513  Chamaesyce ocellata subsp. rattanii Heidi West; Caroline Warren, L. P. Janeway, B. Castro 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 292 Comment
  CHSC83098  Chamaesyce ocellata subsp. rattanii Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10013 Tehama Field about 150 yards south of Jewett Creek, east of Marquerite Road, about 1 1/4 mile (air) southeast of Corning. 82 Comment
  UC596012  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC77334  Chamaesyce serpillifolia subsp. serpillifolia L. P. Janeway; B. Castro 1999-6-21 6475 Tehama Along South Fork Cottonwood Creek. 329 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
  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
  CHSC44613  Cheilanthes intertexta Vernon H. Oswald 1984-4-11 1147 Tehama Round Valley Rd. ( also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest Boundary). 746 Comment
  HSC4365  Chenopodium album Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  CAS-BOT-BC460988  Chenopodium atrovirens P. A. Munz 1951-7-25 16892 Tehama Square Lake, north face of South Yolla Bolly Mts. 2133 Comment
  HSC59817  Chenopodium californicum John L. Heywood, D. H. Norris 1968-3-31 1917 Tehama Hwy. 36, 17 mi. E of Shasta Co. line Comment
  RSA67393  Chenopodium incognitum P. A. Munz 1951-7-25 16892 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC66560  Chenopodium strictum var. glaucophyllum Vernon H. Oswald; Lowell Ahart 1996-7-8 7975 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common in disturbed soil at the former site of corral along Hwy. 36 near the NE side of Hog Lake. 268 Comment
  SEINET12051035  Chlorogalum angustifolium Unknown 1982-1 542 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  HSC97162  Chorizanthe membranacea Jenny Marr, Caroline Warren 1998-4-28 Tehama Upper N Fork Stony Creek, Newville Rd and Round Valley Rd. 213 Comment
  CHSC102343  Chorizanthe polygonoides L. P. Janeway 2009-4-4 9712 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC57823  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald; Lowell Ahart 1992-4-21 4900 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 6.6 mi (odometer) E of Hwy. 99, ca. 8 mi (air) E of Red Bluff. Roadside near a farm pond on the S side of the road. 259 Comment
  UCD80655  Chorizanthe polygonoides var. polygonoides CNPS SN Foothill Team 2005-5-17 SNFN 0169 b Tehama TNC, Dye Creek Preserve, NE of the intersection of Hog Gulch Road and the diversion canal. 95 Comment
  CAS-BOT-BC252827  Chorizanthe polygonoides var. polygonoides W. P. Vestal; A. G. Vestal 1955-5-19 s.n. Tehama 6.2 mi. WSW of Manton Comment
  SEINET10872004  Chrysothamnus nauseosus subsp. albicaulis Mary Susan Taylor 1977-8-17 Taylor 1475 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
  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
  CHSC64625  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-17 6673 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of a drying wetland between the reserve fence and Manton Rd. e of the borrow pit. 213 Comment
  CHSC65738  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1996-4-3 7290 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  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
  JEPS110380  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama Under fir trees, near the dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  SBBG119889  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama near dry meadow just W of dirt rd, ca. 150 yds E of Colby Crk, ca. 5 air mi NE of Butte Meadows; T26N R4E S11, NE/4 1525 Comment
  OBI54104  Cirsium douglasii var. breweri David J. Keil, Kathleen Keil 1992-7-25 23598 Tehama Lassen NF along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CDA7425  Cirsium vulgare L. Ahart 2006-9-9 13255 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. Comment
  SEINET11834278  Cirsium vulgare J. I. Mallory 1957-1 s.n. Tehama 0.16 mi WSW of Mill Creek Store, Lassen National Forest 1402 Comment
  CHSC78873  Clarkia affinis Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CDA37982  Clarkia arcuata L. P. Janeway & B. Castro 2000-4-22 6676 Tehama High Cascade Range; Along Ponderosa Way 0.8 km northwest of Black Rock. South-facing slope overlooking Mill Creek. Comment
  JEPS112906  Clarkia borealis subsp. arida Dean W. Taylor 1997-6-18 16074 Tehama Laynes Valley Road about 2.5 miles S of Manton Road 441 Comment
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Sep 16 2016
  CAS-BOT-BC164172  Clarkia concinna Milo S. Baker; H. K. Wagnon 1953-5-31 12706 Tehama Logging rd west of Paskenta above 6 mi. post Comment
  CHSC41509  Clarkia concinna subsp. concinna R. N. Bowman 1983-6-22 3336 Tehama Ca. 9 miles w of Paskenta on USFS Road No. M4 (23N02). 676 Comment
  CHSC43696  Clarkia concinna subsp. concinna Vernon Oswald 1984-5-30 1215 Tehama Mendocino National Forest, Round Valley Rd. (M4, 23N02), 7.9 mi w of Newville Rd. On a roadcut. 731 Comment
  CHSC78675  Clarkia concinna subsp. concinna L. P. Janeway; B. Castro 2000-6-11 6795 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  CHSC78874  Clarkia concinna subsp. concinna Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  HSC1776  Clarkia gracilis Larry Berti 1969-5-9 81 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  LA202688  Clarkia gracilis subsp. albicaulis S. J. Bainbridge; 1997-5-26 sn Tehama Ballard Spring area, S Fork of Dye Creek Comment
  RSA0030658  Clarkia gracilis subsp. albicaulis Anthony Baniaga 2011-6-27 392 Tehama Lassen National Forest. Along 28N29, N. of Black Rock. 760 Comment
  CHSC78676  Clarkia gracilis subsp. gracilis 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
  CHSC87357  Clarkia gracilis subsp. gracilis Lowell Ahart 2004-4-29 10807 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 535 Comment
  JEPS43533  Clarkia gracilis subsp. gracilis W. L. Jepson 1932-5-9 16320 Tehama hills n Paskenta Comment
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Jul 1 2009
  CHSC64713  Clarkia lassenensis Vernon H. Oswald; Lowell Ahart 1995-5-16 6732 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC84658  Clarkia lassenensis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 347 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, S of trail split, on the W branch of the trail. 701 Comment
  JEPS106499  Clarkia lassenensis L. P. Janeway, B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeas 1000 Comment
  JEPS3545  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-5-9 12583 Tehama w Paskenta (logging road near 6 mi post, tpe loc. for tracyi) Comment
  CHSC116944  Clarkia purpurea D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  UCD104891  Clarkia purpurea R. Tofsrud 1949-6-1 s.n. Tehama Diamond Range Burn Plot; Highway 36, about 20 miles W of Red Bluff. Comment
  CHSC64714  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1995-5-9 6713 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. Collected se of Pool 20. 213 Comment
  CAS-BOT-BC164771  Clarkia rhomboidea H. F. Copeland 1920-7-17 105 /165? Tehama On Butt Mt. 1828 Comment
  UC1075579  Clarkia rhomboidea E. K. Balls and L. W. Lenz 1956-6-19 21835 Tehama 13.6 mi e Payne's Creek (along State Hwy. 36 (Red Bluff to Lake Almanor), by Lassen Lodge) 1310 Comment
  CHSC83712  Clarkia stellata L. P. Janeway 2001-6-24 7216 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CHSC70836  Claytonia exigua subsp. exigua Vernon Oswald 1998-4-1 8895 Tehama Inner North Coast Ranges. Mendocino NF. Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek. 579 Comment
  CHSC82373  Claytonia palustris Lowell Ahart 2002-6-29 9801 Tehama On the east side of a meadow, on the east side of Willow Creek, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1586 Comment
  CAS-BOT-BC233805  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  JEPS97219  Claytonia parviflora subsp. parviflora Vernon H. Oswald and L. Ahart 1995-4-3 6602 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC67282  Claytonia perfoliata James D. Jokerst 1984-3-17 1930 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  SEINET11935021  Claytonia perfoliata Unknown 1983-1 881 Tehama The Nature Conservancy Vina Plains Preserve, at Lassen Rd 63 Comment
  CHSC41080  Claytonia perfoliata subsp. perfoliata Pauleen Broyles 1983-4-9 881 Tehama The Nature Conservancy Vina Plains Preserve. Along fence at Lassen Road. 63 Comment
  CHSC44229  Claytonia rubra subsp. rubra Vernon Oswald 1988-6-27 3519 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC80558  Claytonia rubra subsp. rubra Vernon H. Oswald; Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  JEPS102312  Claytonia rubra subsp. rubra Vernon H. Oswald and Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1325 Comment
  UC702895  Claytonia rubra subsp. rubra Alice Eastwood and John Thomas Howell 1941-7-9 9751 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  HSC17705  Claytonia rubra subsp. rubra S. J. Hawks 1965-5-8 53 Tehama About 5 mi. W of Mineral Comment
  CHSC78261  Claytonia saxosa Vernon H. Oswald 2000-5-17 9921 Tehama FR 28N05 0.7 mi northeast of its junction with FR 45 at Tedoc Gap. 1478 Comment
  JEPS94273  Collinsia greenei Vernon Oswald and Lowell Ahart 1997-6-10 8568 Tehama between Paskenta and Covelo (on Forest Road 24N02 between Government Flat and Wells Cabin Campgrounds, 2.0 mi s M2); Forest Road 24N02 1828 Comment
  JEPS7331  Collinsia heterophylla J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  HSC20620  Collinsia sparsiflora John L. Heywood, D. H. Norris 1968-3-31 1829 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  CHSC88851  Collinsia sparsiflora var. collina A. Peterson 2003-4-17 39 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  JEPS18884  Collinsia sparsiflora var. collina Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5595 Tehama 13 mi w Red Bluff (along Lowrey-Red Bluff road) 152 Comment
  JEPS88484  Collinsia sparsiflora var. collina Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7268 -1 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. On the S side of Paynes Creek, in the NE corner of the plateau. 213 Comment
  UC54653  Collinsia torreyi var. latifolia H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4406 Tehama near Morgan (Mount Lassen); Mount Lassen 1524 Comment
  JEPS102777  Collomia grandiflora Lowell Ahart 2001-6-16 8873 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS128469  Collomia tinctoria Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -070 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed, Forest Road 27N12. Comment
  HSC16942  Collomia tinctoria Louise Kellogg 1952-7-16 61 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge S of S Yolla Bolly Mtn. 2134 Comment
  UC1024382  Collomia tinctoria George W. Gillett 1952-8-24 215 Tehama moist bank below hot springs area; Lassen Volcanic National Park, vicinity of Sulphur Works 2133 Comment
  HSC74972  Collomia tracyi J. P. Smith, Thomas W. Nelson 1979-6-25 10197 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  UCD80759  Comandra umbellata CNPS SN Foothill Team 2005-6-6 SNFN 0333 f Tehama CDFG, Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CHSC106000  Comandra umbellata subsp. californica B. Castro; L. P. Janeway 2000-4-21 1087 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and just north of Ponderosa Way. On rocky edge of trail at top of steep bank above creek. 640 Comment
  CHSC66561  Convolvulus arvensis Vernon H. Oswald; Lowell Ahart 1996-7-8 7961 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Flood plain of Paynes Creek near the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC90454  Corallorhiza striata Niall McCarten; Roxanne Bittman 1986-6-15 5486 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.5 mi. so. of Browns Camp. 1828 Comment
  JEPS68353  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2794 Tehama about 1 1/2 mi w Cottonwood road junction (along US Hwy 36, w of Red Bluff) 243 Comment
  JEPS68354  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2795 Tehama 4 mi sw Bowman store (on Bowman-Cottonwood rd (nw of Red Bluff)) 243 Comment
  LA106655  Cordylanthus pilosus subsp. hansenii L. R. Heckard; Rimo Bacigalupi, B. Doren 1971-9-9 2793 Tehama Along Reeds Creek road; 3.7 mi. E of junction with Pettyjohn road (ca. 12 air miles W of Red Bluff) 274 Comment
  OBI83050  Cordylanthus tenuis subsp. tenuis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 a Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico. 1335 Comment
  RSA412338  Cordylanthus tenuis subsp. tenuis Milo S. Baker 1947-8-14 11998 Tehama Hwy 36 ca 1000 ft and 10-12 mi. E of Red Bluff. 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
  SBBG5319  Cornus nuttallii H. and M. Dearing 1938-6-23 2104 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC2042828  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  UCSB13438  Cornus nuttallii Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral; 9.5 miles south of Viola 1524 Comment
  CHSC117382  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi. from Mineral on Hwy 172 to Mill Creek, 1584 Comment
  UC175765  Cornus sessilis Edw. Hyatt 1914-7-30 9818 Tehama Deer Creek 1066 Comment
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Jul 19 2009
  UC987700  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama along Deer Creek (State Hwy. 32) Potato Patch Camp Ground; Lassen Nat'l Forest, Potato Patch Camp Ground Comment
  POM148852  Corydalis caseana H. M. Hall, E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  UC854992  Corydalis caseana subsp. caseana Alice Eastwood Aug 22 1912-Aug 26 1912 1758 Tehama trail from Morgan's Springs to Sulphur Works; Lassen Butte Region 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
  UC1515775  Corydalis caseana subsp. caseana Baki Kasapligil 1968-6-20 4286 Tehama near U.S.Forest Service headquarters Mineral (in back yard of Mr. L. Bodine's house) 1524 Comment
  JEPS88336  Crassula aquatica Vernon H. Oswald and Lowell Ahart 1996-4-15 7362 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on s. side of intermittent stream ca. 0.1 mi. e. of the lane); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC55212  Crassula connata L. P. Janeway 1991-4-11 3887 Tehama Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 167 Comment
  JEPS76665  Crepis pleurocarpa L. R. Heckard 1972-6-17 2959 Tehama Tedoc Mt.; nw side, along new road around w of mountain 1280 Comment
  JEPS104219  Crucianella angustifolia Lowell Ahart 2003-6-11 10257 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  SBBG122980  Crucianella angustifolia B. Ertter 1991-5-19 9868 Tehama Vassar Rd jct on Hwy 36 16.5 mi W of Red Bluff 243 Comment
  JEPS103342  Crypsis alopecuroides Lowell Ahart 2002-11-5 10018 Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, ca 12 miles (air) NW of Orland. 152 Comment
  SD211504  Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8891 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  HSC93245  Crypsis schoenoides Vernon H. Oswald, L. Ahart 1996-9-4 8263 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36 NE of Red Bluff, along Paynes Creek ca. 1 mi. upstream from the old bridge site 131 Comment
  RSA757302  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8893 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  RSA757945  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama South side of northwest arm of Black Butte Lake west of Orland 152 Comment
  UCD145296  Crypsis vaginiflora Barry Hammel 1976-8-5 428 Tehama Black Butte Lake. 213 Comment
  CHSC47978  Cryptantha affinis Vernon Oswald 1985-6-10 1821 Tehama Hwy 32 at Chico Creek. 1048 Comment
  JEPS102433  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC115228  Cryptantha crinita B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2036 Tehama Sacramento Valley. In channel of Hooker Creek, ca 10 mi NW of Red Bluff and 6 mi SW of Cottonwood, 2.75 mi W of I-5. Ca 80-100 ft W of Hooker Rd bridge,on flat streambed silt/grave/cobble low terraces and also on lower edge of the N-facing bank 161 Comment
  CHSC57797  Cryptantha crinita Vernon H. Oswald; Joe Molter 1992-4-29 4928 Tehama Payne's Creek Recreation Area located ca. 1.5 mi NE of Bend Bridge over the Sacramento River, ca. 6.5 mi NNE of Red Bluff. Perry Riffle, upstream of the parking area. 91 Comment
  JEPS105600  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11633 Tehama about 2 mi N of Mill Creek, about 0.05 mi N of Rancheria Creek Trailhead; Lassen National Forest, Ishi Wilderness 987 Comment
  RSA695405  Cryptantha crinita L. Ahart, John Dittes 2003-5-12 10126 Tehama Just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 Comment
  SDSU20823  Cryptantha crinita Don Lepley, Tim Kellison 2014-5-22 Tehama Along Lassen Trail, about 3/4 mile west of Obe Fields Spring. USGS 7.5' quad for Barkley Mountain, T26N, R2E, Section 2, NW of NW. 1170 Comment
  SDSU20824  Cryptantha crinita Kirsten Bovee, Donald Lepley, Tim Kellison 2014-5-7 Tehama Ishi Wilderness, Moak Trail. T26N R2E Sec. 14. Devil's Parade Grand Quad. 1128 Comment
  CHSC68578  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south os Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  CHSC77317  Cryptantha flaccida Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC84080  Cryptantha flaccida Lowell Ahart; John Dittes 2003-5-12 10125 Tehama Along a wash, on the northwest side of the poor dirt road, just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 Comment
  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
  CHSC87220  Cryptantha intermedia Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10747 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  CHSC88506  Cryptantha intermedia Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. On gravel bar in the creek. 289 Comment
  JEPS67654  Cryptantha intermedia W. L. Jepson 1932-5-9 16317 Tehama Paskenta 304 Comment
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Jul 1 2009
  UC762201  Cryptantha intermedia R. F. Hoover 1939-5-11 4100 Tehama above Paskenta (on road to Covelo) Comment
  JEPS103424  Cryptantha microstachys Lowell Ahart 2002-4-27 9548 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  RSA90794  Cryptantha milobakeri Milo S. Baker 1953-5-10 12632 Tehama Logging road W of Paskentia near 10 mile post Comment
  RSA0079378  Cryptantha muricata var. jonesii H. K. Wagnon 1953-5-9 12597 Tehama Logging road west of Paskenta in foothills at 6 mile post. Comment
  CHSC90453  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5408 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 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
  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
  JEPS118010  Cuscuta howelliana Lowell Ahart, John Dittes 2011-6-9 17441 Tehama Rio De Los Molinos Land Grant. on the bottom of a small vernal pool, about 50 yards east of a large vernal pool, sand dune area, about 40 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  UC1731519  Cuscuta howelliana Dean W. Taylor 1992-5-27 12661 Tehama 1.5 ai mi n of Dales Lake (Northern Sacramento Valley, Inks Creek, in large stock pond in unnamed south fork Inks Creek); Northern Sacramento Valley, Inks Creek 186 Comment
  SEINET12332658  Cuscuta howelliana Unknown 1982-1 728 Tehama 61 Comment
  CHSC41043  Cynodon dactylon Pauleen Broyles 1982-6-4 697 Tehama The Nature Conservancy Vina Plains Preserve. Ca 1 km s of Lassen Road near an irrigation ditch. 66 Comment
  JEPS88307  Cynodon dactylon Vernon H. Oswald and Lowell Ahart 1996-5-20 7605 Tehama BLM parcel along hwy 36 ne Red Bluff (along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  JEPS97312  Cynodon dactylon Vernon H. Oswald and L. Ahart 1995-6-13 6849 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, exposed rocky gravel of alluvial fan deposit. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  JEPS113272  Cynosurus echinatus Lowell Ahart 2007-5-8 13722 Tehama In the road gutter on the west 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
  CDA43023  Cyperus difformis L. Ahart 2010-10-4 17286 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  HSC37461  Cyperus eragrostis J. D. Ackerman, A. Montalvo 1975-7-16 552 Tehama 3 mi. E of Trinity Co. line on Hwy. 36 Comment
  RSA768784  Cyperus eragrostis L. Ahart, John Dittes 2010-10-4 17287 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
  SBBG60502  Cyperus eragrostis L. Ahart with J. Dittes 2010-10-4 17287 Tehama Toomes Crk, Toomes Crk at Tehama-Vina Rd crossing, 1.2 mi (air) E of Sacramento River, 3.4 mi (air) SE of Los Molinos (High School), 3.0 mi (air) NW of Vina 57 Comment
  CHSC112793  Cyperus rotundus Lowell Ahart 2013-8-2 18988 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
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CHSC76851  Cyperus squarrosus L. P. Janeway 1999-6-26 6486 Tehama Cascade Range Foothills. East end of Hog Lake. North side of Hwy 36, about 8 mi northeast of Hwy 99 in Red Bluff. 263 Comment
  RSA112907  Cypripedium fasciculatum D. V. Hemphill 1957-8-22 s.n. Tehama Harvey Creek, about 5 miles north of South Yolla Bolly Peak 1067 Comment
  CHSC112585  Cypselea humifusa Lowell Ahart 2013-9-17 19035 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS94915  Cystopteris fragilis Vernon H. Oswald and Lowell Ahart 1997-5-14 8430 Tehama on Ponderosa Way (Forest Rd. 28N29) between Paynes Creek and Cohasset (6.7 mi s of Plum Creek Rd., 0.6 mi sw of Middle Fork Antelope Creek) 1011 Comment
  CAS-BOT-BC70550  Cystopteris fragilis John Thomas Howell 1960-8-18 36069 Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC70557  Cystopteris fragilis Douglas Barbe s.n. Tehama Trail to Square Lake 2072 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
  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
  SEINET3926754  Danthonia californica var. americana Rimo C. Bacigalupi, G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5308 Tehama Near Somerset, about 1 miles south of Ovenlid (butte), Mendocino National Forest.; 0 1768 Comment
  CHSC89892  Datisca glomerata B. Castro; Shirley Innecken 2001-6-11 1266 A Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  CHSC113320  Daucus pusillus Lowell Ahart; John Dittes 2014-5-17 19498 Tehama On the north side of the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC64686  Daucus pusillus Vernon H. Oswald 1995-5-9 6714 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, se of Pool 20. 213 Comment
  CHSC66467  Daucus pusillus Vernon H. Oswald; Lowell Ahart 1996-5-20 7564 Tehama Cascade Range Foothills. Hog lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Near Hwy. 36 at the N tip of the parcel. 201 Comment
  JEPS97272  Daucus pusillus Vernon H. Oswald and L. Ahart 1995-5-9 6714 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  SJSU5890  Daucus pusillus R. L. MacDonald & N. D. Addy 1962-6-30 Tehama oby Hwy 36 c. 11 mi W of Mineral Comment
  UC1001299  Delphinium antoninum Louise Kellogg 1952-7-12 24 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  RSA93140  Delphinium decorum subsp. tracyi Milo S. Baker 1953-7-12 12858 Tehama Country road: 5.1 miles above Whitle Camp in forest. Comment
  CHSC55574  Delphinium depauperatum K. R. Stern 1986-5-21 8300 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC73415  Delphinium hesperium subsp. pallescens Robert Kirkpatrick, Doug Renwick 1981-5-10 132 Tehama 20 mi. E of Harrison Gulch on Hwy. 36 2439 Comment
  JEPS60597  Delphinium nudicaule Joseph Grinnell 1927-5-26 Tehama between Mineral and Payne Creek 1005 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
  CAS-BOT-BC116048  Delphinium nuttallianum F. J. Hermann 1931-7-6 2543 Tehama Rocky bank of highway, 1 mile S. of Park Entrance 1950 Comment
  CHSC102333  Delphinium patens subsp. patens L. P. Janeway; B. Castro 2009-4-25 9742 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC107096  Delphinium variegatum M. Mitchell 2010-4-6 31 Tehama Dye Creek Preserve. 135 Comment
  UCD96666  Delphinium variegatum A. A. Heller 1916-4-20 12329 Tehama 3 miles N of Red Bluff. Comment
  CHSC3925  Delphinium variegatum subsp. variegatum L. Lyons 1967-4-24 17 Tehama At intersection of Hall Rd. and Gardner Ferry Dr. ca. 4 me. e. Corning and 2 mi. w. Sacramento River, Woodson Bridge. 45 Comment
  CHSC48692  Delphinium variegatum subsp. variegatum Vernon Oswald 1986-3-6 1046 Tehama Newville (or Garland) Rd., 0.3 mi n of the Glenn-Tehama line. 198 Comment
  CHSC86047  Delphinium variegatum subsp. variegatum Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 213 Comment
  JEPS23332  Delphinium variegatum subsp. variegatum W. L. Jepson 1899-4-25 Tehama Rosewood; w Tehama Co. Comment
  CDA14472  Delphinium variegatum subsp. variegatum G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4204 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  RSA48779  Delphinium variegatum subsp. variegatum P. A. Munz 1949-5-14 13197 Tehama 5 miles N of Red Bluff. 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
  CHSC96686  Deschampsia danthonioides Lowell Ahart 2007-5-8 13751 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
  HSC1658  Deschampsia danthonioides Larry Berti 1969-5-9 74 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC41102  Deschampsia danthonioides J. P. Smith, J. O. Sawyer 1973-4-14 6069 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  HSC48808  Deschampsia danthonioides J. P. Smith 1979-4-28 10072 Tehama Leininger Rd., E of Vina 73 Comment
  RSA295454  Deschampsia danthonioides J. R. Reeder, C. G. Reeder 1981-5-20 7355 Tehama 6.5 km SW of Dales. 73 Comment
  UCD61408  Deschampsia danthonioides A. A. Beetle 1943-5-25 1947 Tehama Near Paynes Creek. Comment
  CHSC90893  Deschampsia elongata Niall McCarten; Roxanne Bittman 1986-6-14 5321 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and Rd. 25N32. 1828 Comment
  SBBG529  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 mi W of Chester Comment
  UCD63523  Deschampsia elongata Dean W. Taylor 1976-7-8 6031 Tehama Drainage of Cub Cr. upstream from jct. with Deer Cr. along Highway 32. 1188 Comment
  UCD63589  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 Comment
  CHSC55510  Dicentra formosa L. P. Janeway 1991-4-18 3911 Tehama On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  JEPS9570  Dicentra formosa Joseph Grinnell 1925-7-21 Tehama Mineral 1463 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
  RSA433583  Dicentra formosa subsp. formosa Bonnie C. Templeton 1960-6-14 8501 Tehama 2 miles west of Mineral Comment
  SJSU9949  Dichelostemma capitatum J. E. Gauman 1964-3-27 Tehama Antelope Canyon, Red Bluff Comment
  CHSC64399  Dichelostemma capitatum subsp. capitatum Vernon H. Oswald; Lowell Ahart 1995-3-6 6513 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. 195 Comment
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  UCD139249  Dichelostemma multiflorum Clara Bishop 1929-4-1 1969 Tehama near Red Bluff. Comment
  UC765920  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama above Paskenta (on road to Covelo) Comment
  JEPS40724  Dieteria canescens var. shastensis Joseph Grinnell 1925-7-27 Tehama Broke-off Mountain 2865 Comment
  CHSC55417  Diplacus douglasii Vivian L. Long 1991-4-4 6 Tehama Ca. 10 m w of Hwy A6, 1.6 km n Hwy 36, .8 km s Dales Lake. 203 Comment
  CHSC67303  Diplacus douglasii James D. Jokerst 1983-5-10 Tehama Wurlitzer Ranch E of Meridian Rd., top of exposed Tuscan bluff that is the S bank of Zimmershed Creek where the flow changes from S to W. 103 Comment
  CAS-BOT-BC151755  Diplacus kelloggii R. C. Barneby 1954-5-15 11494 Tehama 1 1/2 mi. w. of Paynes Creek 518 Comment
  CHSC32161  Diplacus nanus James D. Jokerst. 1980-8-22 1106 Tehama North Coast Ranges. Near Mt. Linn. Comment
  CAS-BOT-BC151455  Diplacus nanus Alice Eastwood; John Thomas Howell 1941-7-9 9791 Tehama Government Flat Comment
  CAS-BOT-BC136199  Dodecatheon alpinum John Thomas Howell 1961-6-20 36586 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CHSC65677  Dodecatheon hendersonii Vernon H. Oswald 1996-3-15 7228 Tehama Hog Lake Plateau. BLM parcel. Near the NE boundary on a NW-facing slope of Paynes Creek Canyon, ca. 1.5 mi NE of the parking lot at Hog Lake Plateau. Scattered plants in brushy woodland. 158 Comment
  CHSC77367  Dodecatheon hendersonii Heidi West; L. P. Janeway 1999-3-3 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 304 Comment
  RSA67174  Dodecatheon jeffreyi P. A. Munz 1951-7-25 16843 Tehama 1 mile E of Square Lake. 2134 Comment
  SEINET12332641  Dopatrium junceum Unknown 1982-1 809 Tehama The Nature Conservancy Vina Plains Preserve, ca 100 m S of Lassen Rd 66 Comment
  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
  CHSC31134  Downingia bicornuta W. F. Babb 1980-4-26 14 Tehama On the e side of Leininger Rd. ca. 600 m from its junction with Hwy 99E ca. 25.5 km n of Chico. Comment
  CHSC48007  Downingia bicornuta var. bicornuta Vernon Oswald 1983-5-6 436 Tehama Along the edge of Leininger Rd. (Keffer Rd.) 0.8 mi n of Lassen Rd. Comment
  CHSC111134  Downingia cuspidata Lowell Ahart 2012-6-2 18148 Tehama Small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC79103  Downingia cuspidata B. Castro; L. P. Janeway 2000-4-5 1057 Tehama Vicinity of Orland and Highway I-5. 109 Comment
  JEPS119638  Downingia cuspidata Lowell Ahart 2012-6-2 18148 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS97250  Downingia cuspidata Vernon H. Oswald and L. Ahart 1995-4-17 6648 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  JEPS19362  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama e of Red Bluff (near State Highway 36) Comment
  HSC59042  Downingia ornatissima Thomas Wood 1979-4-28 142 Tehama Along Leninger Rd., E of Vina. 73 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
  JEPS90707  Downingia pusilla Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer 1987-4-23 8934 Tehama 0.3 mi w Paskenta [Road] (approx. 3.5 mi w of Interstate 5 and 10 mi se of Red Bluff, w of Gerber 7 1/2 quadrangle); Sacramento Valley, Oat Creek 103 Comment
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Apr 10 2009
  CHSC64344  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart 1995-2-13 6482 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 an old abandoned road paralleling the e boundary, on the high point of a basalt ridge running through the ne corner of the reserve. 228 Comment
  CHSC102799  Drymocallis glandulosa var. glandulosa Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16325 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
  UC2042754  Dysphania ambrosioides Barbara Ertter 1993-11-8 12298 Tehama Deer Creek at Highway 99 north of Vina. Comment
  CHSC117415  Echinochloa colona B. Castro; E. MacKinnon and B. Humphrey 2016-7-13 2143 Tehama Sacramento Valley. In bottom of Elder Creek Channel, ca 3.6 air mi upstream (NW) of its confluence with the Sacramento River and 280 ft W of the Hwy 99W bridge. 73 Comment
  POM257067  Echinochloa crus-galli Virginia Long 1931-8-14 102 a Tehama Corning; drainage ditch along highway [adjacent to] rice fields. 79 Comment
  CDA34225  Elatine brachysperma L. Ahart, J. Dittes 2010-7-17 16845 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. Comment
  CAS-BOT-BC113741  Eleocharis acicularis Alice Eastwood; John Thomas Howell 1941-7-9 9804 Tehama Government flat. Comment
  RSA66374  Eleocharis acicularis var. acicularis Phillip A. Munz 1951-7-26 16952 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  CHSC64927  Eleocharis acicularis var. occidentalis Vernon H. Oswald; Lowell Ahart 1995-6-13 6846 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of the Old Hwy. Pool. 219 Comment
  CHSC78739  Eleocharis macrostachya Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  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
  UCD80272  Eleocharis macrostachya CNPS SN Foothill Team 2005-6-22 SNNR 0381 b Tehama USFS Lassen National Forest. 672 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
  CHSC84266  Eleocharis parishii Lowell Ahart; John Dittes 2003-6-11 10269 Tehama Seep on the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS106246  Eleocharis parishii Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11182 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
  UC1795600  Eleocharis quadrangulata G. F. Hrusa, J. Hart 1999-4-29 15027 Tehama Coyote Creek Conservation Area, S. of Red Bluff 152 Comment
  UCR148815  Eleocharis quadrangulata G. Fred Hrusa, J. A. Hart 1999-4-29 15027 Tehama Sacramento Valley, Coyote Creek Conservation Area, south of Red Bluff 152 Comment
  CHSC80704  Eleocharis quinqueflora Lowell Ahart 2001-6-8 8794 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC80096  Eleocharis radicans L. P. Janeway; B. Castro 2000-5-11 6714 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS104257  Eleocharis suksdorfiana Lowell Ahart 2003-8-23 10533 Tehama Meadow, ca 50 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS104449  Eleocharis suksdorfiana Lowell Ahart 2003-8-23 10533 Tehama Meadow, ca 50 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  UCD61269  Eleusine indica N. Macleod 1950-1 Tehama Tehama Co. Comment
  CHSC105213  Elodea canadensis Lowell Ahart; John Dittes 2010-7-19 16888 Tehama About 10 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  UCD62810  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Sulphur Works Checking Station. Lassen Volcanic National Park. 2011 Comment
  CAS-BOT-BC203840  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 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
  UCD61491  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain. 2465 Comment
  CHSC80716  Elymus elymoides subsp. californicus Lowell Ahart 2001-6-8 8806 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC523871  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama 21 mi w Mineral; Paine's Creek Comment
  CAS-BOT-BC203407  Elymus glaucus subsp. glaucus W. B. Cooke; V. G. Cooke 1962-8-14 33477 Tehama Openings along Broke-Off Mountain Trail, Lassen Volcanic National Park Comment
  CHSC77973  Elymus multisetus B. Castro; L. P. Janeway 1999-6-14 985 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 329 Comment
  UCD62609  Elymus stebbinsii subsp. septentrionalis A. A. Beetle 1941-6-27 2750 Tehama 20 miles northeast of Lomo, rte. 32. Banks above Deer Creek. Comment
  JEPS102661  Elymus trachycaulus subsp. subsecundus Lowell Ahart 2001-6-8 8809 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UCD62737  Elymus trachycaulus subsp. subsecundus J. I. Mallory 1957-8-28 172 Tehama 1/4 mile west-southwest of Mill Creek Store, Lassen National Forest. 1402 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
  UCD15029  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 miles east of Ides Cove. 2103 Comment
  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
  CHSC94507  Epilobium canum subsp. latifolium Lowell Ahart 2006-8-15 13204 Tehama Gray ridge northwest of the road, on the northwest side of the very good gravel logging road, about 4 miles (by road) to Highway 32. 1516 Comment
  HSC49631  Epilobium ciliatum subsp. ciliatum Thomas W. Nelson, Jane P. Nelson 1978-7-21 4444 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CHSC59089  Epilobium ciliatum subsp. glandulosum Vernon H. Oswald 1992-8-19 5167 Tehama Lassen Volcanic National Park. Drainage W of the upper end of the ski lift, ca. 0.5 mi NW of the Southwest Entrance Station. On the edge of streamlets in a meadow. 2182 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
  JEPS118018  Epilobium cleistogamum Lowell Ahart, John Dittes 2011-6-9 17443 Tehama Rio De Los Molinos Land Grant. on the bottom of a small vernal pool, about 50 yards east of a large vernal pool, sand dune area, about 40 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  UCD21182  Epilobium cleistogamum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-11 357 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  RSA767800  Epilobium densiflorum L. Ahart, John Dittes 2010-7-17 16882 Tehama South side of Ponderosa Way, about 10 yards southwest of Soap Creek Crossing, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 727 Comment
  UC765026  Epilobium densiflorum Robert F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  CHSC64918  Epilobium foliosum Vernon H. Oswald; Lowell Ahart 1995-6-13 6866 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the fence e of the Old Hwy. Pool. 219 Comment
  RSA90800  Epilobium foliosum Milo S. Baker 1953-4-26 12574 Tehama 5 mi. W of Paskenta. Comment
  CHSC84613  Epilobium hornemannii subsp. hornemannii Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10522 Tehama Along the sides of a small streamlet, meadow, about 80 yards southeast of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  CHSC82307  Epilobium minutum Lowell Ahart 2002-4-27 9569 Tehama Near a wash and a large rock outcrop, about 100 yards from the east side of Road M2 and 20 yards east of the poor dirt road used to service the pole line, about 350 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC86781  Epilobium minutum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS103345  Epilobium minutum Lowell Ahart 2002-4-27 9569 Tehama Near a wash and a large rock outcrop, ca 100 yards from the E side of Road M2 and 20 yards E of the poor dirt road used to service the pole line, ca 350 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  POM304448  Epilobium minutum Alice Eastwood, John Thomas Howell 1941-7-9 9763 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA125975  Epilobium minutum E. K. Balls 1957-5-24 22542 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  CHSC96678  Epilobium pallidum Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13832 Tehama Bottom of a shallow vernal pool or swale, about 120 feet east of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  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
  UC596431  Epilobium pallidum R. F. Hoover 1938-6-10 3588 Tehama s Red Bluff; Coyote Creek bridge Comment
  JEPS38213  Epilobium pallidum Mrs. S. A. Long 1938-5-16 Tehama betw. Red Bluff and Henleyville Comment
  CHSC102804  Epilobium torreyi Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16318 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
  CHSC84265  Epipactis gigantea Lowell Ahart; John Dittes 2003-6-11 10272 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
  UCD135306  Equisetum arvense P. Thompson 1996-4-28 45 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  CHSC116661  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20696 Tehama On the south side of Deer Creek Trail, about 100 yards west of Big Leaf Pool, about 1-1/2 miles by trail to Highway 32. 883 Comment
  CHSC69652  Equisetum laevigatum Vernon Oswald; Lowell Ahart 1997-9-9 8862 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  CHSC77290  Equisetum laevigatum Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CHSC90427  Equisetum laevigatum Niall McCarten; Roxanne Bittman 1986-6-14 5331 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. Comment
  CDA13582  Eragrostis cilianensis G. F. Hrusa 1996-8-17 13506 Tehama Sacramento Valley; Annual, uncommon in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC65079  Eragrostis cilianensis Vernon H. Oswald; Lowell Ahart 1995-7-17 7081 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. (E end). 213 Comment
  UC585488  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony <?> mi n Corning 79 Comment
  JEPS104267  Eragrostis pectinacea var. pectinacea Lowell Ahart 2003-9-17 10606 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS88572  Eragrostis pectinacea var. pectinacea Vernon H. Oswald and Lowell Ahart 1996-6-3 7690 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  JEPS88135  Eremocarpus setiger Vernon H. Oswald and Lowell Ahart 1996-7-8 7955 Tehama NE of Red Bluff (bed of intermittent stream crossing the NE corner of BLM parcel along Hwy 36); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UC17610  Eremocarpus setiger H. F. Stivers 1898-1 Tehama Rosewood Comment
  CAS-BOT-BC287475  Ericameria greenei F. P. Cronemiller 1923-8-16 825 Tehama Cold Spring Ridge 1828 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
  CHSC118581  Ericameria nauseosa var. oreophila L. P. Janeway 2016-9-6 12171 Tehama High North Coast Ranges. Saddle 2.3 air-km west of North Yolla Bolly; Pettyjohn meadow. 2170 Comment
  HSC74852  Ericameria ophitidis J. P. Smith, Thomas W. Nelson 1978-7-22 10020 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  RSA538989  Ericameria ophitidis L. C. Anderson, Kent Fish 1965-8-16 2935 Tehama East slope of Mount Tedoc, just below summit. 39 air miles west of Red Bluff. 1494 Comment
  UCD104419  Erigeron canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6867 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC53996  Erigeron divergens Vernon H. Oswald; Lowell Ahart 1991-5-9 4562 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. West edge of Paynes Creek, ca. 1000 ft upstream from the Sacramento River. 91 Comment
  RSA768018  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2010-7-19 16906 Tehama South side of poor dirt road, about 200 yards southwest of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  RSA261542  Erigeron inornatus var. inornatus J. M. Tucker, L. K. Mann 1959-7-19 3540 Tehama South Yolla Bolly Mountain 1921 Comment
  CHSC65045  Erigeron lassenianus var. lassenianus Vernon H. Oswald; Lowell Ahart 1995-7-17 7092 Tehama High Cascade Range. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  JEPS96719  Erigeron petrophilus var. petrophilus Dean W. Taylor 1997-7-9 16128 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CHSC77725  Erigeron philadelphicus B. Castro; L. P. Janeway 1999-6-24 998 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  CHSC118406  Erigeron philadelphicus var. philadelphicus Tim Kask 2016-5-3 271 Tehama Antelope Cr. drainage, McClure Tr. seep. 10T 0599398/4458179 Comment
  HSC101763  Eriochloa aristata var. aristata J. P. Smith 2011-9-23 13427 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  JEPS97286  Eriodictyon californicum Vernon H. Oswald 1995-5-2 6706 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  CHSC48657  Eriogonum dasyanthemum Vernon Oswald 1983-7-12 847 Tehama Beside Round Valley Rd. (M4; 23N02); 12.5 mi w of its jct. with Garland Rd. 1234 Comment
  CHSC85286  Eriogonum dasyanthemum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 781 Tehama Inner North Coast Range; ca. 3.9 air-miles west by southwest of Paskenta, ca. 3.6 air-miles south by southeast of Eagle Peak, ca. 1.4 air-miles north of confluence of Thomes Creek and Mill Creek; Crowfoot Point, south of Toomes Camp Road. Road edge. 576 Comment
  UC1618385  Eriogonum dasyanthemum Barbara Ertter 1991-9-2 10792 Tehama 8 air mi w of Paskenta (8.8 mi w of Newville Road jct, Round Valley - Paskenta Road (Rt M4)); Round Valley - Paskenta Road 914 Comment
  UC1949274  Eriogonum dasyanthemum Barbara Ertter with Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning Comment
  UCD100346  Eriogonum lobbii J. M. Tucker; L. K. Mann 1959-7-19 3548 Tehama South Yolla Bolly Mountain. 2443 Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  RSA66630  Eriogonum lobbii var. lobbii P. A. Munz 1951-7-26 16924 Tehama East flank of South Yolla Bolly Peak, South Yolla Bolly Mountains. 2348 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
  UCD100387  Eriogonum marifolium John Thomas Howell 1960-8-19 36199 Tehama Brokeoff Mt., summit ridge. 2804 Comment
  CHSC65062  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-17 7075 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Scattered plants near the old highway on the basalt ridge crossing the NE corner of the reserve. 225 Comment
  CHSC65111  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-31 7168 Tehama Lane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. In basalt cobbles along the edge of the road. 533 Comment
  CHSC87004  Eriogonum nudum var. pubiflorum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 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
  HSC95442  Eriogonum roseum L. Ahart, John Dittes 2003-9-17 10587 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-BC269977  Eriogonum spergulinum var. reddingianum Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2565 Tehama Government Flat 1783 Comment
  CAS-BOT-BC269978  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-25 16893 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  RSA66629  Eriogonum sphaerocephalum P. A. Munz 1951-7-26 16923 Tehama East flank South Yolla Bolly Pk. 2317 Comment
  UC1609431  Eriogonum strictum var. greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5893 Tehama ridge running e Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC267414  Eriogonum tripodum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5363 Tehama Along lumber-truck road 8.4 miles north and west of Paskenta 762 Comment
  JEPS102878  Eriogonum tripodum Lowell Ahart 2001-6-14 8840 Tehama About 300 yards N of road M2, and N of the poor dirt road that is used to service the power poles, ca 8.5 miles W of Paskenta. 640 Comment
  JEPS56416  Eriogonum tripodum W. L. Jepson 1938-6-10 18982 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  JEPS89606  Eriogonum tripodum Dean W. Taylor 1997-6-6 16027 Tehama along rd. from Campbellville to Baccalla Cabin (Lassen Nat'l Forest, on n. side of ridge in Sulphur Creek drainage, ca. 50 ft below rim); Sierra Nevada (nSNF), Devils Parade Ground 608C 7 1/2 Quad. 1005 Comment
  RSA90832  Eriogonum tripodum Milo S. Baker 1953-7-11 12819 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
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Jul 29 2009
  UCR111230  Eriogonum ursinum var. ursinum H. Dearing, M. Dearing 1938-6-25 2127 Tehama Northern Sierra Nevada Mtns., Battle Creek 1483 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
  RSA768783  Eriogonum vimineum L. Ahart, John Dittes 2010-10-4 17291 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CHSC80247  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 2000-6-7 1196 Tehama Vicinity of Paskenta, Thomes Creek. 362 Comment
  CHSC44188  Eriophyllum lanatum var. achilleoides Vernon Oswald 1988-6-27 3537 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolly Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC77726  Eriophyllum lanatum var. aphanactis B. Castro; L. P. Janeway 1999-5-12 933 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 219 Comment
  CHSC23389  Eriophyllum lanatum var. grandiflorum B. Garamendi 1974-5-10 5 Tehama Mill/Deer Creek Study Area. Davison Spring on Indian Ridge 1 1/2 mi W of Peligreen Place. 853 Comment
  JEPS34625  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1934-5-4 16623 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
  JEPS122056  Erodium botrys Lowell Ahart, John Dittes 2014-5-17 19501 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CHSC65740  Erodium brachycarpum Vernon H. Oswald; Lowell Ahart 1996-4-3 7289 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Scattered plants in upland on the N side of the intermittent stream ca. 0.2 mi E of the dirt lane along the W side of the road. 103 Comment
  JEPS97448  Erodium brachycarpum Vernon H. Oswald and L. Ahart 1995-3-6 6516 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 750 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 228 Comment
  SEINET14188802  Erodium brachycarpum R. R. Halse 2016-1 9650 Tehama Along Newville Rd ca. 8.2 mi NW of its junction with Interstate Hwy 5 at Orland; NE end of Black Butte Reservoir, near spillway to Stony Creek 113 Comment
  CHSC102459  Erodium cicutarium L. P. Janeway 2009-6-21 9817 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  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
  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
  CHSC113319  Eryngium castrense Lowell Ahart; John Dittes 2014-5-18 19525 Tehama Bottom of a small drainage, on the north side of the poor dirt road, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  JEPS14174  Eryngium castrense W. L. Jepson 1938-6-10 18968 Tehama 9 mi. n. Orland (Sourgrass Creek); Sourgrass Creek 76 Comment
  UC1487247  Eryngium castrense Yusuf Sheikh and Lincoln Constance 1973-6-28 557 Tehama 12.6 mi. n. Corning (on Rawson Rd.) Comment
  JEPS53566  Erysimum capitatum var. capitatum W. L. Jepson 1899-4-27 178 e Tehama between Salt Creek and Gold Fork; Yolla Bolly Mountains, Winneshaw Comment
  CHSC65068  Erythranthe breweri Vernon H. Oswald; Lowell Ahart 1995-7-17 7093 Tehama Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  CHSC65976  Erythranthe glaucescens Vernon H. Oswald; Lowell Ahart 1996-4-23 7442 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Plants of Hig Lake Plateau. 147 Comment
  CHSC75305  Erythranthe glaucescens Vernon H. Oswald; Lowell Ahart 1999-4-21 9699 Tehama High Trestle-McClure Place Trail starting on Hogsback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  CHSC118052  Erythranthe guttata Daphne K. Christopher; Lowell Ahart, John Dittes and Hanna Stevens 2003-4-17 190 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC89841  Erythranthe guttata B. Castro; Shirley Innecken 2001-6-11 1266 Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  SEINET14046053 Image available Erythranthe guttata Louise Kellogg 1952-1 62 Tehama North Coast Ranges, Mendocino National Forest, Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  CHSC87324  Erythranthe latidens Lowell Ahart 2004-4-29 10785 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC32871  Erythranthe microphylla Thomes Chastain 1980-4-7 12 Tehama On n bank of Thomes Creek 2 km e of Paskenta and 34 km w of Corning. 213 Comment
  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
  CHSC28404  Erythranthe primuloides J. D. Jokerst 1979-7-16 293 Tehama Montane Conif. F. Marsh area adjacent to pond W. of trail (Forest Service 3E12) 1.0 mi. W. of trail head. Comment
  CHSC31485  Erythronium californicum S. Horner 1979-4-19 479 Tehama Just sw of Saddle Camp. Shasta-Trinity NF/Ylla Bolla RD. 990 Comment
  CAS-BOT-BC502691  Erythronium californicum Elmer I. Applegate 1932-4-13 7046 Tehama Begum Creek, northern edge of Tehama County. Comment
  CAS-BOT-BC402933  Eschscholzia californica A. A. Heller 1927-4-29 s.n. Tehama Along the Pacific Highway 1 mile north of Red Bluff Comment
  CAS-BOT-BC419481  Eschscholzia lobbii Elmer I. Applegate 1928-4-25 5384 Tehama Between Corning and Orland Comment
  CHSC55511  Eschscholzia lobbii Vivian L. Long 1991-4-4 3 Tehama Ca. 10 m from w side of road, Hwy A6, 1.6 km from junction of Hwy 36 and A6. 203 Comment
  JEPS22640  Eschscholzia lobbii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6296 Tehama about 2 mi w Kirkwood (about 1/2 mi w of U.S. Hwy 99, about 7 mi s of Corning, lower portions of plains); Kirkwood plains 73 Comment
  SEINET7073495  Eschscholzia lobbii A. G. Vestal 1963-6-4 s.n. Tehama Cottonwood Creek at Bowman Road Bridge. UTM Zone 10, 560776mN, 4469526mN. Coordinate datum: NAD27. Comment
  HSC16774  Eschscholzia lobbii John L. Heywood, D. H. Norris 1968-3-31 1873 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC27267  Eschscholzia lobbii J. P. Smith 1972-3-23 5098 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  JEPS102775  Euphorbia crenulata Lowell Ahart 2001-6-16 8871 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS113298  Euphorbia esula L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. Comment
  CHSC96344  Euphorbia oblongata L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. Weedy strip between road and young walnut orchard. 62 Comment
  UCD142643  Euphorbia ocellata Rimo Bacigalupi; J. R. Sweeney, G. Bacigalupi 1953-8-29 4341 Tehama Along State Highway 36, above Paynes Creek Canyon, 4.5 miles east of Dales and 3.5 miles west of Paynes Creek Station. 396 Comment
  RSA432420  Euphorbia ocellata subsp. ocellata Milo S. Baker 1947-8-14 11999 Tehama ca. 4 miles from Red Bluff along Hwy. to Mineral. Comment
  UC1873659  Euphorbia ocellata subsp. rattanii Barbara Ertter with Brad Olson 1991-7-4 10185 Tehama Toomes Camp Road (Mendocino FR 23N01) 5.3 mi W of Paskenta, ca 22 air miles W of Corning. Comment
  RSA530019  Euphorbia ocellata var. rattanii G. L. Clifton 1990-8-7 22499 Tehama Thomas Creek, under Rawson Road bridge crossing. 95 Comment
  JEPS127131  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2016-8-25 21293 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
  CHSC80638  Euphorbia spathulata Lowell Ahart 2001-6-8 8808 Tehama On burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  RSA0027420  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 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
  CHSC95130  Eurybia radulina L. P. Janeway 2006-8-20 8857 Tehama High Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Southeast-facing slope. 1253 Comment
  HSC74978  Festuca californica J. P. Smith, Thomas W. Nelson 1979-6-24 10190 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  UCD65858  Festuca californica subsp. californica Beecher Crampton 1954-6-16 1965 Tehama Whiskey Saddle, Crane Mills logging road, Mendocino Natl. Forest-Paskenta District. 1438 Comment
  CHSC68709  Festuca occidentalis Vernon H. Oswald; Lowell Ahart 1997-5-14 7425 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek. 1030 Comment
  CDA28214  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on Rte. 32 . Banks above Deer Creek. 0 Comment
  RSA93470  Festuca occidentalis Milo S. Baker, H. K. Wagnon 1953-7-12 12850 Tehama County Road, 3 to 6 miles beyond Whitlock Camp. 1524 Comment
  RSA93058  Floerkea proserpinacoides Milo S. Baker, H. K. Wagnon 1954-6-10 12981 Tehama East of County Rd. and 6-1/2 mi. above Whitlock Camp, in cut over coniferous forest. 1829 Comment
  CAS-BOT-BC223380  Fraxinus dipetala Elmer I. Applegate 1930-4-16 6120 Tehama Mud Flat, southwest corner of Tehama County 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
  CHSC77606  Fraxinus dipetala B. Castro 1999-6-10 973 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. On upland ridge. 310 Comment
  JEPS105608  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek 780 Comment
  SEINET10744716  Fraxinus dipetala Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 905 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  CAS-BOT-BC212402  Fremontodendron californicum Lowell Ahart 1968-6-2 s.n. Tehama Along Hiway 36 above Paynes Creek 457 Comment
  HSC21367  Fremontodendron californicum R. S. White 1965-5-15 81 Tehama 30 mi. E of Red Bluff on Hwy. 36 Comment
  POM253021  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama Ridge west of Payne's Creek. 549 Comment
  RSA127453  Fremontodendron californicum Peter H. Raven, Otto T. Solbrig 1958-6-16 13242 Tehama Along State Hwy 36, 2 miles W of Paynes Creek. Comment
  SEINET6646739  Fremontodendron californicum E. R. House 1956-4-27 33 Tehama Along side of State Rt. 36, Approx 35 miles east of Red Bluff 549 Comment
  CHSC88872  Fremontodendron californicum subsp. californicum Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  UCD112389  Fritillaria Christopher Mallek 2008-5-7 RR4- 9 Tehama Raglin Ridge. 927 Comment
  JEPS61891  Fritillaria atropurpurea Joseph Grinnell 1928-6-8 Tehama 6 mi n of Mineral 2133 Comment
  RSA126013  Fritillaria recurva E. K. Balls 1957-5-23 22521 Tehama Alder Camp, Highway 32, about 6 miles southwest from junction with Highway 89 1189 Comment
  CHSC114629  Galium ambiguum V. Long 1991-7-16 130 Tehama Yolla Bolla Ranger District. South side of Round Mountian near summit. 1700 Comment
  JEPS52717  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-13 3999 Tehama just s Round Mountain (w of Paskenta) 1143 Comment
  SBBG27415  Galium ambiguum subsp. ambiguum A. Eastwood, J. T. Howell 1941-7-9 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  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
  UC1051539  Galium ambiguum subsp. ambiguum Helen K. Sharsmith 1953-6-24 4350 a Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 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
  CDA42143  Galium ambiguum subsp. ambiguum L. Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. 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
  UC1949164  Galium andrewsii subsp. andrewsii Barbara Ertter with Brad Olson 1991-7-4 10204 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning; Comment
  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
  CHSC106828  Galium bolanderi Barbara Ertter; James R. Shevock 1992-6-14 11182 Tehama Ponderosa Way 6.5 miles south of Plum Creek Road ca 9 airmiles SE of Paynes Creek (on Hwy 36), south of Middle Fork Antelope Creek. 1066 Comment
  JEPS52656  Galium bolanderi Lauramay T. Dempster 1964-7-25 4051 Tehama Hwy 32 at south crossing of Dear Creek (2 1/2 mi sw of Potato Patch Campground, steep n-facing slope) 983 Comment
  JEPS58895  Galium grayanum John Thomas Howell 1960-8-19 36135 Tehama Brokeoff Mountain trail Lassen Volcanic National Park 2438 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
  UC102577  Galium grayanum var. nanum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  CHSC107236  Galium parisiense Lowell Ahart; John Dittes 2011-6-9 17465 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC78708  Galium parisiense 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
  JEPS102427  Galium parisiense Lowell Ahart 2001-6-8 8784 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  UC54585  Galium trifidum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4353 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC105915  Galium triflorum B. Castro; L. P. Janeway 1999-8-24 1034 W Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 Comment
  JEPS124062  Galium triflorum Lowell Ahart, John Dittes 2015-8-5 20442 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
  RSA758287  Galium triflorum Barbara Ertter, Brad Olson 1991-7-4 10237 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
  UC1949137  Galium triflorum Barbara Ertter with Brad Olson 1991-7-4 10237 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  SBBG83396  Garrya congdonii R. Gankin, W. R. Hildreth 1966-3-16 704 Tehama Toomes Camp Rd, 8.7 mi W of Paskenta Comment
  SDSU7176  Garrya fremontii R. Dixon 1942-8-9 3324 Tehama Cobby Montain. 1524 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
  CHSC96529  Gastridium phleoides Lowell Ahart 2007-5-8 13752 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
  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
  JEPS88297  Gastridium ventricosum Vernon H. Oswald and Lowell Ahart 1996-5-20 7572 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (n.e. end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  JEPS97269  Gastridium ventricosum Vernon H. Oswald 1995-5-16 6723 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1023454  Gastridium ventricosum Milo S. Baker and H. K. Wagnon 1953-5-30 12680 Tehama near 5 mi post w Paskenta (West Tehama County) 243 Comment
  CHSC90412  Gayophytum diffusum subsp. parviflorum Niall McCarten; Roxanne Bittman 1986-6-15 5406 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side of Boswell Ridge, 0.25 mi. east of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  UC1023446  Gayophytum diffusum subsp. parviflorum Milo S. Baker and H. K. Wagnon 1953-6-11 12828 Tehama 1.9 mi above Whittock Camp (w Tehama Co.) 1371 Comment
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Jul 29 2009
  SJSU10775  Gayophytum heterozygum R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi E of Mineral Comment
  CHSC115820  Gentiana newberryi var. tiogana Lowell Ahart; John Dittes 2015-8-5 20436 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS95588  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  CHSC80007  Geranium dissectum B. Castro; L. P. Janeway 2000-5-11 1173 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  RSA0029453  Geranium molle Daisie Huang 2006-4-15 s.n. Tehama Roadside of Hwy 36. 267 Comment
  JEPS69531  Gilia capitata subsp. capitata W. L. Jepson 1899-4-25 15075 Tehama near Rosewood (in the hill country of the Cottonwood Creek and its tributaries); Cottonwood Creek, near Rosewood, Stiver's Ranch Comment
  UC1019551  Gilia capitata subsp. capitata Louise Kellogg 1952-7-16 65 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral, Mendocino National Forest); North Coast Ranges, Mendocino National For, South Yolla Boll 2133 Comment
  RSA21511  Gilia capitata subsp. pedemontana C. B. Wolf 1937-5-16 8697 Tehama Northern Sierra Nevada Foothills, Red Bluff Susanville Road, 3 mi. below Paynes Creek P. O. 274 Comment
  UC1606315  Gilia tricolor subsp. diffusa Barbara Ertter, Brad Olson 1993-5-15 11805 Tehama Spring Branch Road s of Battle Creek ca 15 airmi nne Red Bluff (BLM land); s of Battle Creek, nne of Red Bluff 182 Comment
  JEPS85982  Gilia tricolor subsp. diffusa W. L. Jepson 1932-5-9 16439 Tehama ne Red Bluff; ne of Red Bluff 137 Comment
  JEPS86006  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w <of> Paskenta Comment
  UC908995  Gilia tricolor subsp. tricolor L. Wohletz 1933-4-1 Tehama Los Molinos Los Molinos (foothill plains) Comment
  CHSC81478  Githopsis specularioides Julie Rose 2000-4-11 70 Tehama Hogs Lake Plateau. 262 Comment
  JEPS105985  Githopsis specularioides Lowell Ahart 2004-4-29 10795 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
  CDA3378  Glinus lotoides L. Ahart 2002-11-5 10017 Tehama About 12 miles (air) northwest of Orland. East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake. Comment
  CDA2104  Glyceria declinata L. Ahart, S. M. Hillaire 2004-7-9 11183 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  RSA0118754  Glyceria declinata Lowell A. Ahart, John Dittes 2014-5-18 19513 Tehama Along ditch, where poor dirt road fords water ditch, about 1.5 miles east of the end of Lyon Cattle Road, about 3.5 miles (air) northeast of Los Molinos. 99 Comment
  CAS-BOT-BC303830  Gnaphalium Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River SE of Red Bluff Comment
  CAS-BOT-BC302590  Gnaphalium palustre John Thomas Howell 1960-8-18 s.n. Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 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
  UCD104393  Gnaphalium palustre Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6858 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC79828  Gratiola ebracteata L. P. Janeway; B. Castro 2000-5-11 6717 Tehama Vicinity of Rice Creek, west Hwy I-5. 96 Comment
  UCD18763  Gratiola ebracteata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 56 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK011, UTMs: 10T0581081; 4466480. 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
  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
  UC1330013  Grindelia hirsutula Beecher Crampton 1966-6-28 7770 Tehama 6 mi wsw Paskenta ((in direct line) ridge between Hatch Field and Lake Hollow) Comment
  CHSC75352  Grindelia hirsutula var. davyi Ben Myhre 1997-4-25 30 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC123741  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC231137  Hackelia amethystina Clare R. Wheeler; J. Cook 1981-6-17 2437 Tehama Mendocino National Forest. E of Uhl Peak, W of Government Flat 1950 Comment
  JEPS13261  Hackelia amethystina Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5312 Tehama summit of Ovenlid 1981 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
  RSA90818  Hackelia amethystina Milo S. Baker, H. K. Wagnon 1953-7-11 12832 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
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Jul 29 2009
  HSC95691  Hackelia setosa Vernon H. Oswald, L. Ahart 1997-7-7 8665 Tehama Near the NE corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi. N of Tomhead Saddle 1677 Comment
  CAS-BOT-BC123682  Haplopappus ophitidis Freed W. Hoffman 1949-7-21 2834 Tehama northwestern Tehama County, summit of Mt. Tedoc 1524 Comment
  UC1023462  Harmonia stebbinsii Milo S. Baker and H. K. Wagnon 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  RSA90490  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama Logging road W of Paskentia near 10 mile post Comment
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Dec 16 2012
  CHSC90876  Helenium bigelovii D. Isle 1995-6-20 209 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Camp (23N35A). 658 Comment
  CAS-BOT-BC305586  Helianthus bolanderi Walter Knight; Irja Knight 1963-9-23 112 Tehama Between Paskenta and Newville Comment
  JEPS102665  Helianthus exilis Lowell Ahart 2001-6-14 8821 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CHSC105651  Heliotropium europaeum Lowell Ahart; John Dittes 2010-10-4 17281 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  JEPS118029  Heliotropium europaeum Lowell Ahart, John Dittes 2011-6-9 17471 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  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
  CHSC48162  Hemizonia congesta subsp. clevelandii V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3366 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct. with M4. 377 Comment
  CHSC43390  Herniaria hirsuta subsp. hirsuta Lowell Ahart 1978-5-23 1741 Tehama On the bottom of a vernal pool, in a grain field, north of Cone Grove Road, east of Red Bluff. 64 Comment
  CHSC66482  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CHSC64339  Hesperevax acaulis var. acaulis Vernon H. Oswald; Lowell Ahart 1995-3-19 6535 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e fence just s of Inks Creek Rd. 213 Comment
  CHSC79952  Hesperevax acaulis var. acaulis L. P. Janeway 2000-5-16 6740 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  UC2042787  Hesperocyparis macnabiana Barbara Ertter with Brad Olson 1991-7-5 10328 Tehama Raglin Ridge Road 1.7 mi from N Fork Elder Creek crossing, ca 25 air miles SW of Red Bluff. Comment
  UC762257  Hesperolinon californicum R. F. Hoover 1937-5-19 2287 Tehama 6 mi n Red Bluff Comment
  UCD110517  Hesperolinon disjunctum Joyce Lacey; S. Morey 1982-6-10 s.n. Tehama Along jeep trail about 1/4 mile in from Salt Creek Saddle; on Lodo Shale slope. Comment
  JEPS102421  Hesperolinon micranthum Lowell Ahart 2001-6-16 8849 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  CAS-BOT-BC167465  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama In V of junction between road to Eagle Peak and road to Ball Rock and Ovenlid, 10.3 miles northwest of Paskenta and 1.6 miles within eastern boundary of Mendocino National Forest 1158 Comment
  CHSC101397  Hesperolinon tehamense David Isle 1992-5-23 1565 Tehama 7.55 miles above Paskenta Store; west of M-2 (23NO1.3) and Beehive Flat. 664 Comment
  CHSC110168  Hesperolinon tehamense Daniel Slakey; CNPS volunteers 2012-5-22 12 Tehama 433 Comment
  CHSC78667  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6801 Tehama Inner North Coast Ranges. At Beehive Flat along Road M2 about 11.4 km west of Paskenta. 672 Comment
  JEPS122823  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 286 Tehama Along road to Mud Flat campground off the Round Valley Road southwest of Paskenta. Comment
  OBI22902  Hesperolinon tehamense Helen K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta road 11.1 mi W of Paskenta, Mendocino Natl Forest 1158 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
  UC1252142  Hesperolinon tehamense Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3994 Tehama Toomes Camp Road w Paskenta 701 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
  UC821946  Hesperostipa comata subsp. intermedia A. A. Heller 1916-4-20 12334 Tehama hills 3 mi n Redding Comment
  CHSC107354  Heterocodon rariflorum Lowell Ahart; John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  JEPS118000  Heterocodon rariflorum Lowell Ahart, John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  RSA761034  Heterocodon rariflorum Barbara Ertter, Brad Olson 1991-7-4 10261 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  CAS-BOT-BC311022  Heterotheca oregona Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff 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
  UCD70096  Heterotheca oregona var. rudis D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Jellys Ferry Road. Gravelly and sandy places close to Sacramento River. 110 Comment
  CHSC45684  Hieracium bolanderi Vernon Oswald 1986-7-24 2235 Tehama Near the Summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CHSC45683  Hieracium gracile Vernon Oswald 1986-7-24 2227 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2316 Comment
  CHSC61771  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1993-9-2 5892 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mts., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CHSC64945  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7012 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.1 mi S of Hwy. 36. Roadside banks. 1066 Comment
  CHSC64946  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7057 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 41, 4.0 mi N of its junction with Forest Road 28N36 (N of Stuart Gap). 1170 Comment
  CHSC48168  Hieracium horridum Vernon Oswald 1984-7-16 1606 Tehama 29N22, 3.1 mi w of Hwy 89 (to Lassen Park). 1828 Comment
  CHSC80597  Hieracium scouleri var. nudicaule Lowell Ahart 2001-6-16 8851 Tehama On both sides of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 4 1/2 miles (air) west of Butte Meadows. 1112 Comment
  JEPS45053  Holodiscus discolor W. L. Jepson 1897-7-25 18858 Tehama Summit of South Yollo Bolly 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
  CHSC26682  Holodiscus microphyllus var. glabrescens M. S. Taylor 1977-8-17 1479 Tehama Mountain peak above the chaparral, ca. 1/2 mi n of Old Humboldt Rd, ca. 2 mi e of its jct with Scotts John Rd, n of Jonesville. 1981 Comment
  CAS-BOT-BC280887  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1960-8-18 36099 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UC149650  Hordeum brachyantherum subsp. brachyantherum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4352 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC66126  Hordeum murinum subsp. leporinum Vernon H. Oswald; Lowell Ahart 1996-4-29 7499 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the meander plain of the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  JEPS113158  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 13753 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS96959  Horkelia fusca subsp. tenella Dean W. Taylor 1997-6-25 16091 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  RSA789650  Horkelia tridentata James R. Shevock, David Isle 1985-6-22 11268 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  UC703137  Horkelia tridentata subsp. tridentata Alice Eastwood and John Thomas Howell 1941-7-9 9734 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC108078  Hosackia crassifolia var. crassifolia B. Castro; L. P. Janeway 2000-6-11 1290 Tehama High North Coast Ranges. NE-facing slope just N of Raglin Ridge Rd, near spring 0.15-0.2 mi down road from Twin Springs; near the top of Raglin Ridge. 1207 Comment
  CHSC95083  Hosackia incana L. P. Janeway 2006-6-25 8706 Tehama High Cascade Range. Along Cohasset Ridge and Cohasset Road 2.6 km south-southeast of the northern tip of the ridge. 1213 Comment
  SD43487  Hydrophyllum capitatum Philip A. Munz 1947-5-18 4387 Tehama 12 mi E of Mineral on Hwy 36 1584 Comment
  CHSC60360  Hydrophyllum occidentale Mary Ann Showers 1992-6-26 2589 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  JEPS1648  Hydrophyllum occidentale W. L. Jepson 1927-6-21 12278 Tehama Mineral 1524 Comment
  RSA66369  Hydrophyllum occidentale P. A. Munz 1951-7-26 16947 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  RSA699704  Hypericum androsaemum L. Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama North side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground and Ponderrosa Way (FR 29N29), abouth 26 miles east of Red Bluff. 655 Comment
  CHSC84317  Hypericum perforatum Lowell Ahart; John Dittes 2003-6-11 10277 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS127142  Hypericum perforatum subsp. perforatum Lowell Ahart, John Dittes 2016-8-25 21300 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  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
  UCSB63866  Idahoa scapigera Oswald, Vernon; Ahart, Lowell 1996-3-6 Tehama BLM parcel; T28N R3W SE1/4 Sec. 13,780 ft., Cascade Range Foothills; near the Jeep Trail running along the N side of a ridge, ca. 1.5 mi WSW of the parking lot at Hog Lake Plateau Comment
  CAS-BOT-BC123352  Iris tenuissima Alice Eastwood; John Thomas Howell 1941-7-9 9722 Tehama Log Spring Ridge beween Log Spring and Government Flat Comment
  CHSC68604  Iris tenuissima subsp. purdyiformis Vernon H. Oswald; Lowell Ahart 1997-5-14 8422 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek. 1030 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
  CHSC40819  Isoetes howellii Pauleen Broyles 1982-5-21 641 Tehama Ca 30 meters s of Lassen Road in w pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC64591  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1995-4-17 6671 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC87384  Isoetes howellii Lowell Ahart 2004-4-29 10790 Tehama In 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
  JEPS97379  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff (S of Platina; Forest Rte 45 (Tedoc Mtn Rd) 6.3 mi S of Hwy 36); High North Coast Ranges 1158 Comment
  UC1586565  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1991-5-9 4571 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of Bend Bridge over Sacramento River, ca 400 ft w of large impoundment at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UC1594524  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1992-4-21 4921 Tehama ca 5.5 air mi se of Paynes Creek (Finley Lake on Hogstack Rd (Forest Rd 28N24)) 850 Comment
  SEINET11718944  Isoetes howellii Unknown 1982-1 641 Tehama Vina Plains Preserve, ca 30 m S of Lassen Road in W pasture 66 Comment
  CHSC65922  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1996-4-15 7369 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, on the northwest side of the Sacramento Valley. 106 Comment
  JEPS117665  Juncus acuminatus Lowell Ahart, John Dittes 2010-7-17 16860 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS110159  Juncus balticus var. balticus Lowell Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  SBBG128238  Juncus brachyphyllus L. Ahart 2010-7-17 16884 Tehama N side of Ponderosa Way, ca. 1910 feet S of Bluff Springs, 4.1 mi (air) SE of Manton, 2.8 mi (air) N of Hwy 36 768 Comment
  CHSC64565  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1995-4-10 6633 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Manton Rd. and Dales Lake. 213 Comment
  CHSC87839  Juncus bufonius var. bufonius Lowell Ahart 2004-6-1 10985 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta. 242 Comment
  JEPS115390  Juncus bufonius var. bufonius Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16338 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lass 1493 Comment
  RSA718935  Juncus bufonius var. occidentalis L. Ahart 2006-7-19 13015 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
  CHSC64566  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6624 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the fence and Manton Rd., just n of the culvert. 207 Comment
  CHSC60457  Juncus ensifolius Mary Ann Showers 1992-6-28 2656 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  SEINET10720382  Juncus exiguus Peter F. Zika 2012-7-14 Zika 25976 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains, North Coast Range Highlinads (NCoRH). 1665 Comment
  CHSC94325  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS99013  Juncus leiospermus var. leiospermus Carol W. Witham 1993-4-7 464 Tehama 5 air mi WSW of Corning; along dirt road heading E from Black Butte Road, 2.0 road mi S of junction with Corning Road 106 Comment
  JEPS99014  Juncus leiospermus var. leiospermus Carol W. Witham 1993-5-5 467 Tehama 4 air mi WSW of Corning; 0.8 air mi S of Chittenden Road under power transmission towers 106 Comment
  UC842974  Juncus leiospermus var. leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 mi s Red Bluff; ; S of Red Bluff Comment
  CHSC105494  Juncus orthophyllus Lowell Ahart; John Dittes 2010-7-17 16885 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36. 768 Comment
  CHSC82159  Juncus orthophyllus L. P. Janeway 2001-7-29 7395 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC66218  Juncus oxymeris Vernon H. Oswald; Lowell Ahart 1996-6-3 7706 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek ca. 0.4 mi downstream from the old bridge site. 100 Comment
  CHSC40825  Juncus uncialis Pauleen Broyles 1982-4-14 886 Tehama The Nature Conservancy Vina Plains Preserve. NW of barn in s pasture. 60 Comment
  UC1594664  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1992-4-21 4903 Tehama 10 mi e of Red Bluff (Hogsback Road (Belle Mill Rd or Forest Rd 28N24), 7.8 mi (odometer)e of Highway 99); Hogsback Road 289 Comment
  UCD142846  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  CHSC87003  Juncus xiphioides Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. South bank of creek. 304 Comment
  RSA126574  Juncus xiphioides H. S. Yates 1936-8-12 6093 Tehama Near Mineral Summit. 1463 Comment
  UCSC000126  Juncus xiphioides H. S. Yates 1936-8-12 6092 Tehama near Mineral Summit Mineral Summit - Pay<?>es creek 1857 Comment
  CHSC32087  Juniperus californica L. Ahart 1976-11-6 1223 Tehama 8 mi e of Los Molinos. 304 Comment
  CHSC77291  Juniperus californica Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork of Cottonwood Creek. 320 Comment
  NY21049  Juniperus californica A. A. Heller 15844 Tehama E of Red Bluff, along State Hwy 36, 5 mi E of jct with US Hwy 99E. Comment
  SEINET11054088  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-29 2222 Tehama Yolla Bolly Mountains, hill above Robinson Creek at intersection of Opium Blade Ridge and Devils Hole Ridge, at intersection of Tehama and Trinity counties. 1890 Comment
  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
  CAS-BOT-BC236787  Keckiella breviflora Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UC774941  Keckiella breviflora Carl B. Wolf 1937-9-5 Tehama 2 mi below Payne Creek P. O. (n Sierra Nevada foothills); Sierra Nevada 304 Comment
  UCSB63889  Keckiella breviflora Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 NE1/4 Sect. 8; northeast end of the parcel 182 Comment
  CAS-BOT-BC236788  Keckiella breviflora Mrs. E. C. Sutliffe 1927-6-1 s.n. Tehama Crater Volcanic Highway from Red Bluff Comment
  CHSC55287  Keckiella breviflora var. glabrisepala L. P. Janeway 1991-6-15 4020 Tehama Battle Creek Wildlife Area. Ca 1 1/2 mi east of the Sacramento River. Steep north-facing slope above Battle Creek. 129 Comment
  JEPS105610  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  JEPS88585  Keckiella breviflora var. glabrisepala Vernon H. Oswald and Lowell Ahart 1996-5-20 7577 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Intermittent stream at northeast end of the parcel. 182 Comment
  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
  NY790302  Keckiella corymbosa R. C. F. Bacigalupi 1955-7-17 5353 Tehama Mendocino National Forest. Along broad lumber-truck road, on ridge between Mill and Digger Creeks, 11.3 miles (by road) west of Paskenta 1097.3 Comment
  CHSC101378  Keckiella lemmonii David Isle 1992-7-7 1544 Tehama Mendocino National Forest; Thomes Creek Watershed; north bank of Rd 23N02 1-2 miles west of Salt Creek Conservation Camp. 621 Comment
  CHSC115613  Kelloggia galioides Lowell Ahart; John Dittes 2015-8-5 20481 Tehama Poor logging road, east side of Childs 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-miless south of Lassen Peak. 1498 Comment
  CDA2214  Koeleria gerardi J. C. Carlton 1974-10-24 Tehama Approximately 5 miles south of Red Bluff on Paskenta Road. 0 Comment
  CAS-BOT-BC340324  Kyhosia bolanderi John Thomas Howell 1960-8-20 36230 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CDA13588  Lagophylla glandulosa G. F. Hrusa 1996-8-17 13512 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  JEPS38988  Lagophylla glandulosa W. L. Jepson 1929-9-27 15280 Tehama stream bed in hills n of Red Bluff 243 Comment
  UC54058  Lagophylla glandulosa H. M. Hall and E. B. Babcock 1903-6-26 4290 Tehama South Fork Battle Creek Sierra Nevada Mountains 487 Comment
  UC89189  Lagophylla glandulosa T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC341371  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi. E. of Rosewood (22 mi. W. of Red Bluff), near junction of Cottonwood road 213 Comment
  CAS-BOT-BC341384  Lagophylla glandulosa H. M. Hall 1920-7-12 11000 Tehama Near Corning, Sacramento Valley (4 mi. s.) Comment
  CHSC78807  Lagophylla minor Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC110420  Lagophylla ramosissima subsp. ramosissima David Isle; Rhonda Isle, 2011-1-19 1948 Tehama On s edge of Black Butte Road about 2 mi NE of jct. with Newville Rd (about 1/3 way between Newville and Corning). Comment
  CHSC64355  Lamium amplexicaule Vernon H. Oswald; Lowell Ahart 1995-3-6 6518 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. 228 Comment
  CHSC65792  Lamium amplexicaule Vernon H. Oswald; Lowell Ahart 1996-4-8 7330 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the edge of Paynes Creek near its mouth on the Sacramento River. 85 Comment
  CHSC54009  Lamium purpureum Vernon H. Oswald 1991-4-3 4480 Tehama Along Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 88 Comment
  CHSC88956  Lasthenia californica Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 50 yds south of Little Antelope Creek, on Powerline Road. UTM: 10 0589525 E, 4446210 N. 532 Comment
  CHSC40571  Lasthenia fremontii Pauleen Broyles 1982-4-20 436 b Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  CHSC79958  Lasthenia glaberrima B. Castro; L. P. Janeway 2000-5-11 1160 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC102241  Lasthenia gracilis L. P. Janeway; B. Castro 2009-4-25 9771 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC102358  Lasthenia gracilis L. P. Janeway 2009-3-28 9655 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
  UCD21099  Lasthenia platycarpha Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 275 Tehama Thomes Creek Ecological Reserve. As the crow flies, 6 miles NW of the town of Corning. Pool # THO001. Comment
  JEPS75788  Lathyrus jepsonii var. californicus Todd and Virginia Keeler-Wolf 1971-7-14 268 Tehama 0.5 mi s Brown Camp; Yolla Bolly Mountains 1280 Comment
  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
  CDA15865  Layia fremontii G. F. Hrusa, J. Hart 2000-4-8 15313 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC55475  Layia fremontii Vivian L. Long 1991-3-12 7 Tehama Ca. 200 m e Hog Lake, next to road. 270 Comment
  CHSC81248  Layia fremontii J. Trizzino 2001-4-17 32 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  JEPS97465  Layia fremontii Vernon H. Oswald and L. Ahart 1995-3-19 6532 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  SEINET11447716 Image available Layia fremontii C. Witham, M. J. Barbour, J. Buck, S. Cilliers, J. M. Hillman, R. F. Holland, R. MacDonald, J. A. Molina, A. Solomeshch 2001-4-13 48 Tehama Along Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site Comment
  UCD18755  Layia fremontii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 48 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  HSC85941  Layia fremontii Susan Carter, Eric May, Sarah McNaull 1987-3-28 92 Tehama 10 mi. E of Red Bluff, Rte. 36, mile marker 51 Comment
  JEPS96538  Legenere limosa Dean W. Taylor 1993-5-14 13439 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36), at the south end of the lake along Inks Creek Ranch road 213 Comment
  RSA692613  Legenere limosa D. W. Taylor 1995-5-12 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC75358  Lepidium heterophyllum Vernon H. Oswald 1999-5-26 9727 Tehama West side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. Along a drainage on the flood plain of the creek. Meadow. 1389 Comment
  CHSC115501  Lepidium latifolium B. Castro 2014-5-19 2004 Tehama Sacramento Valley. Ca 1.85 mi NNW of Woodson Bridge over the Sacramento River, ca. 0.2mi E of Kopta Slough along N edge of Foster Rd. 57 Comment
  CHSC33189  Lepidium strictum R. E. Preston 1981-4-13 94 Tehama Along sides of dirt road, Wurlitzer Ranch, ca. 11 mi n of Chico. 146 Comment
  HSC96781  Leptosiphon androsaceus J. Carey, A. Hong, J. Leffingwell 1995-4-22 47 Tehama On Hwy. 36 at intersection with Shasta-Tehama County line 396 Comment
  CHSC102321  Leptosiphon bicolor L. P. Janeway 2009-4-4 9716 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC78259  Leptosiphon bolanderi Vernon H. Oswald 2000-5-17 9920 Tehama Hwy. 36 5.6 road miles east of Paynes Creek. 871 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
  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
  UC1873673  Leptosiphon ciliatus Barbara Ertter with Brad Olson 1993-5-15 11721 Tehama Buckhorn Campground at north end of Black Butte Reservoir NW of Orland. Comment
  CHSC115809  Leptosiphon harknessii Lowell Ahart; John Dittes 2015-8-5 20464 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC60373  Leptosiphon harknessii Mary Ann Showers 1992-6-26 2563 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  RSA93039  Leptosiphon harknessii Milo S. Baker, H. K. Wagnon 1953-7-12 12915 Tehama 5 to 6 mi. beyond Whitlock Camp along County Road 1677 Comment
  RSA93379  Leptosiphon latisectus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskentia near 10 mile post Comment
  UCD80636  Leptosiphon montanus CNPS SN Foothill Team 2005-5-15 SNNR 0024 Tehama On private property. 277 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
  CHSC70896  Leptosiphon parviflorus Vernon Oswald; Lowell Ahart 1998-4-27 8967 Tehama Pettyjohn Rd. 8.9 mi west of its junction with Cannon, Vestal, and Reeds Creek roads, west of Red Bluff and south of Hwy 36. On a bank on the south edge of Guyre Creek. 377 Comment
  CHSC86553  Leptosiphon parviflorus Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  UCD80627  Leptosiphon pygmaeus CNPS SN Foothill Team 2006-4-5 SNFN 0439 c Tehama Wurlitzer Ranch (private). 211 Comment
  CAS-BOT-BC341756  Lessingia nana David D. Keck 1932-7-7 1723 Tehama Red Bluff, at south city limits 95 Comment
  JEPS102866  Lessingia nemaclada Lowell Ahart 2001-6-16 8846 Tehama South of the dirt road, ca 5 miles W of Highway 32, W of Soda Springs Campground, ca 5 miles (air) W of Butte Meadows. 1082 Comment
  JEPS75782  Lessingia nemaclada Todd and Virginia Keeler-Wolf 1971-7-24 369 Tehama about 1/2 mi nw North Yolla Bolly Guard Station (s exposure); Yolla Bolly Mtns., south slope of North Yolla Bolly Mountain 2011 Comment
  RSA201460  Lessingia nemaclada John T. Howell 1960-7-24 35997 Tehama 8 miles west of Mineral. 1220 Comment
  SEINET11810784  Lessingia nemaclada Unknown 1960-1 622 Tehama 0.7 mi N of Paynes Creek on South Lanes Valley Road, NE of Red Bluff Comment
  UC725290  Lessingia nemaclada A. A. Heller 1937-6-21 Tehama Deer Creek Comment
  SD71322  Lessingia subspicata John T. Howell 1960-7-24 36003 Tehama 10 Miles northeast of Red Bluff Comment
  CHSC65046  Lessingia virgata Vernon H. Oswald 1995-6-30 6954 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. 213 Comment
  CHSC66559  Lessingia virgata Vernon H. Oswald; Lowell Ahart 1996-7-8 7986 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 1.4 mi W of the parking lot on Hwy. 36 (0.4 mi W of the power line crossing the gravel road). 249 Comment
  UCD104426  Leucanthemum vulgare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6870 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS16581  Ligusticum apiifolium W. L. Jepson Jul 24 1897-Jul 25 1897 14244 Tehama South Yolla Bolly Mt. Comment
  JEPS28757  Ligusticum grayi George W. Gillett 1957-8-13 1051 Tehama slopes near beginning of trail at Sulphur Works Checking Station (Brokeoff Mountain Trail, Lassen Volcanic Nat'l Park); Lassen Volcanic Nat'l Park, Brokeoff Mountain Trail 2026 Comment
  UC1594663  Lilaea scilloides Vernon H. Oswald and Lowell Ahart 1992-4-21 4905 Tehama ca 11 mi e (air) Red Bluff (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24), near Mud Spring, 9.6 mi e (odometer) of Hwy 99, s side of road) 316 Comment
  CHSC68975  Lilium pardalinum subsp. pardalinum Vernon Oswald; Lowell Ahart 1997-7-7 8708 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  HSC81969  Lilium pardalinum subsp. pardalinum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4898 Tehama Along Post Creek just upstream from Forest Service road 1372 Comment
  CAS-BOT-BC133040  Lilium washingtonianum subsp. washingtonianum Mrs. H. C. Cantelow 1938-7-5 2423 Tehama About 5 mi. s.w. Jct. 32-89 nr. Deer Creek Comment
  CHSC23390  Limnanthes alba B. Garamendi 1974-5-11 45 Tehama Mill/Deer Creek Study Area. 100 yds S of Peligreen Place. 975 Comment
  CHSC92795  Limnanthes alba subsp. alba John Dittes; Josephine Guardino 2005-4-13 1067 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
  RSA739591  Limnanthes douglasii John Dittes 2003-3-30 2003 -4 Tehama Sacramento Valley, 12.5 air miles N by NW of Chico, 1.5 air miles E of Hwy 99, S of Lassen Road 72 Comment
  HSC85777  Limnanthes douglasii Bobbi Schnell, Andrea Begnoche, Leonel Arguello 1987-3-27 19 Tehama Rte. 36, 10 mi. E of Red Bluff, 50 yds. off left side of road at the edge of water Comment
  SEINET12183634  Limnanthes douglasii Unknown 1982-1 317 Tehama T24N, R1W, NW quadrant of Section 29. The Nature Conservancy Vina Plains Preserve 20 Comment
  CHSC53961  Limnanthes douglasii subsp. nivea Vernon H. Oswald; Lowell Ahart 1991-4-16 4505 Tehama Red Bank Rd, 2.1 mi north of Colyear Springs Rd, north of Paskenta. Along an intermittent streamlet. 286 Comment
  CHSC64356  Limnanthes douglasii subsp. rosea Vernon H. Oswald; Lowell Ahart 1995-3-19 6536 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just s of Inks Creek Rd. and w of Manton Rd. 213 Comment
  JEPS113125  Limnanthes douglasii subsp. rosea Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13607 Tehama E of the poor dirt road, on the N side of a large vernal pool, about 4 1/2 mi (air) NE of the intersection of Hwy 99 East and Vina Road, about 6 1/2 mi (air) SE of Los Molinos. 131 Comment
  CDA35338  Limnanthes douglasii subsp. rosea A. C. Browne 1951-3-27 Tehama Highway 99E [later Highway 99], 6 miles south of Vina. 0 Comment
  SEINET5556959  Limnanthes douglasii var. rosea H. S. Gentry 1962-1 19709 Tehama 8 mi. E of Red Bluff. Comment
  UC1586542  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd 2.8 mi n Colyear Springs Rd. (n of Paskenta) 292 Comment
  UCD80439  Limnanthes floccosa subsp. floccosa CNPS SN Foothill Team 2006-4-4 SNFN 0440 d Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  CHSC41099  Limosella acaulis Pauleen Broyles 1982-5-17 621 Tehama Just s of Lassen Rd. 60 Comment
  JEPS102344  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 2001-5-7 10011 Tehama between Cohasset Ridge and Soda Springs (Forest Road 26N15 4.9 mi W of Hwy 32) 1072 Comment
  JEPS58314  Linanthus ciliatus Jos. Grinnell 1927-6-16 Tehama Battle Creek Meadow 1524 Comment
  CHSC70895  Linanthus dichotomus Vernon Oswald; Lowell Ahart 1998-4-27 8980 Tehama Vestal Rd. at ATT fiber optics cable post 8/113, 6.1 mi south of Hwy. 36 between Red Bluff and Platina. 304 Comment
  CHSC83389  Linanthus dichotomus L. P. Janeway; Shirley Innecken 2002-3-5 7433 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 335 Comment
  JEPS94163  Linanthus dichotomus Vernon Oswald and Lowell Ahart 1998-4-21 8925 Tehama Round Valley Rd. (M4) w. Paskenta (2.1 mi. w. of Newville Rd.); Inner N. Coast Ranges 304 Comment
  HSC15794  Linanthus dichotomus subsp. meridianus John L. Heywood, D. H. Norris 1968-3-31 1904 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  JEPS22641  Linanthus filipes Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6295 Tehama about 2 mi w Kirkwood (and about 0.5 mi w of U.S. Highway 99, about 7 mi s of Corning, lower portions of the Kirkwood Plains) 73 Comment
  JEPS88457  Linanthus filipes Vernon H. Oswald and Lowell Ahart 1996-4-8 7335 Tehama NE of Red Bluff (BLM parcel along Hwy 36; On E side of Paynes Creek, N of Sacramento River); Cascade Range Foothills 106 Comment
  SEINET11263189  Linanthus harknessii Barbara Ertter, Brad Olson 1991-7-6 10379 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.; 0 1890 Comment
  JEPS101664  Linanthus liniflorus subsp. liniflorus Dean W. Taylor 1997-5-30 16008 Tehama Ponderosa Way in canyon Soap Creek 822 Comment
  JEPS76677  Linanthus nuttallii G. L. Stebbins 1972-6-16 Tehama nw side Tedoc Comment
  RSA0004840  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-11-1 7438 Tehama Along Forest Service road 27N12. 3 miles from junction with road 27N13. 1677 Comment
  CDA40095  Linanthus parviflorus Vernon H. Oswald & Lowell Ahart 1998-4-27 8967 Tehama Pettyjohn Road 8.9 miles west of its junction with Cannon, Vestal, and Reeds Creek Roads, west of Red Bluff and south of Hwy 36. On the south edge of Guyre Creek. Comment
  SEINET10547763  Linaria dalmatica David B. Dunn 1971-8-15 Dunn 18160 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. 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
  CDA6377  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama At the south side of the house, opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  JEPS94170  Lithophragma affine Vernon Oswald and Lowell Ahart 1998-4-27 8972 Tehama w. Red Bluff (s.e. of Platina, Pettyjohn Rd. 0.9 mi. w. of its junction w/ Weemasoul Rd.) 597 Comment
  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
  JEPS108563  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  JEPS75775  Lithophragma glabrum Todd and Virginia Keeler-Wolf 1971-6-19 192 Tehama about 1 mi sw Chicago Camp (Yolla Bolly Mountains); , sw of Chicago Camp 1828 Comment
  UC1299674  Lithophragma glabrum Freed W. Hoffman 1950-7-4 3565 Tehama trail to Yolla Bolly North Peak (and Black Rock); trail to Yolla Bolly North Peak and Black Rock 1828 Comment
  CHSC88850  Lithophragma parviflorum A. Peterson 2003-4-17 38 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  RSA90838  Lithospermum californicum Milo S. Baker, H. K. Wagnon 1953-6-21 12756 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  JEPS113150  Logfia gallica Lowell Ahart 2007-5-8 13760 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
  JEPS33576  Logfia gallica W. L. Jepson 1932-5-9 16346 Tehama 2 mi ne Red Bluff 103 Comment
  CHSC66063  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1996-5-6 7511 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 198 Comment
  CHSC96530  Lolium multiflorum Lowell Ahart 2007-5-8 13755 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
  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
  CHSC41055  Lolium perenne Pauleen Broyles 1982-6-14 735 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  HSC1660  Lolium perenne Larry Berti 1969-5-9 72 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC66064  Lolium temulentum Vernon H. Oswald; Lowell Ahart 1996-5-6 7512 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 198 Comment
  CHSC64497  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1995-4-3 6565 Tehama Cascade Range Foothills. Dales Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station Hwy. 36, ca. 14 mi ne of Red Bluff. Common in upland along the unimproved road w of the airstrip (w of the Old Hwy. Pool.) 216 Comment
  CHSC65395  Lomatium caruifolium var. denticulatum Vernon Oswald 1986-4-1 1065 Tehama Black Butte Rd. 2.0 mi n of Newville Rd. (or Black Butte Rd. East and West). 152 Comment
  UC1191129  Lomatium caruifolium var. denticulatum William P. Dasmann 1947-4-23 67 Tehama ca. 10 mi. e. Red Bluff (due s. of Paynes Creek, headquarters of Tehama Deer Range, Antelope-Mill Creek drainage); Tehama Deer Range 304 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
  SEINET12765179  Lomatium dasycarpum subsp. tomentosum Barbara Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek NW of jct of Hwy 36 and Rt A5 (Bowman Rd) ca 15 air miles WNW of Red Bluff, on Reed property.; 0 183 Comment
  UC2042817  Lomatium dasycarpum subsp. tomentosum Barbara Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  CDA35767  Lomatium dasycarpum subsp. tomentosum J. R. Keck Jr. 1980-4-18 PDR# 330047 Tehama Red Bluff. 0 Comment
  UCD127697  Lomatium macrocarpum Dean W. Taylor 1976-7-9 6048 Tehama Cub Creek. 1859 Comment
  OBI55145  Lomatium marginatum Lincoln Constance & Herbert L. Mason, J. F. Davidson & J. M. Tucker 1947-5-18 3203 Tehama Inner coast Ranges near Bennett Spring 762 Comment
  HSC31865  Lomatium marginatum var. marginatum Thomas E. Higley 1974-5-5 97 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC70859  Lomatium marginatum var. purpureum Vernon Oswald; Lowell Ahart 1998-4-27 8959 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Rd Bluff. 256 Comment
  SEINET13944635 Image available Lomatium tomentosum Lewis S. Rose 1954-1 54035 Tehama 1.5 mi N of Red Bluff, flood bed of Dibble Creek, alt. ca. 310 ft 94 Comment
  CDA38453  Lomatium utriculatum L. P. Janeway, B. Castro 2000-4-21 6675 Tehama High Cascade Range; North side of Mill Creek, at Black Rock Campground, 0.3 km west of Black Rock and Ponderosa Way. Comment
  CHSC3964  Lomatium utriculatum D. F. Johnson 1967-3-9 22 Tehama Moist areas on North Fork of Reeds Creek ca. 10 yds. North of Johnson Rd. ca. 10 mi. west of Red Bluff. 164 Comment
  CHSC57339  Lomatium utriculatum Steven Triano 1987-3-22 5 Tehama Ca. 20 ft e of Black Butte Road East, ca. 0.7 mi s of Stony Creek. 115 Comment
  CHSC68572  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1997-5-14 8429 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  JEPS123984  Lonicera conjugialis Lowell Ahart, John Dittes 2015-8-6 20493 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
  CHSC37549  Lonicera interrupta T. B. Devine 1977-5-22 385 Tehama 50 yds S of Pine Creek, 6 mi E of Hwy 99. 121 Comment
  SEINET4399747  Lotus Leila M. Shultz 1990-5-5 11332 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  JEPS97226  Lotus humistratus Vernon H. Oswald and L. Ahart 1995-4-25 6698 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 Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA424762  Lotus micranthus Aaron Liston, M. Blumler 1987-4-24 656 -1 Tehama Hwy 36 between Dales and Paynes Creek; 1.9 miles E of Dales. Comment
  JEPS75818  Lotus nevadensis var. nevadensis Todd and Virginia Keeler-Wolf 1971-7-20 343 Tehama Upper Glade Yolla Bolly Mountains 1584 Comment
  RSA93052  Lotus oblongifolius Milo S. Baker, H. K. Wagnon 1954-7-11 13026 Tehama Logging road near Reservoir of Howells Camp. 1829 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
  RSA32765  Lotus unifoliolatus A. A. Heller 1937-7-21 16167 Tehama Along the Deer Creek Highway, several miles west of the first crossing of Deer Creek. Comment
  UC1594592  Lotus wrangelianus Vernon H. Oswald and Lowell Ahart 1992-4-21 4915 Tehama ca 4.75 mi (air) s Paynes Creek (Hogsback rd (Belle Mill Rd or Forest Rd 28N24), 17.6 mi (odometer) e of Hwy 99, 1.0 mi (odometer) e of the power transmission lines) 725 Comment
  CHSC66573  Ludwigia palustris Vernon H. Oswald; Lowell Ahart 1996-7-8 7967 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  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
  UC1034637  Lupinus adsurgens Milo S. Baker 1955-7-25 13056 Tehama above Whitlock Camp (Klamath Mountains, Mendocino National Forest); Mendocino National Forest, Klamath Mountains 1524 Comment
  CAS-BOT-BC196238  Lupinus albifrons var. eminens Milo S. Baker; H. K. Wagnon 1953-6-21 12783 Tehama West of Paskenta 1524 Comment
  UC725892  Lupinus arbustus A. A. Heller 1940-5-22 15672 Tehama along State Highway #32, 2 mi e Chico Creek crossing; 2 mi e of Chico Creek crossing Comment
  CHSC55701  Lupinus argenteus var. heteranthus K. R. Stern 1986-5-21 8311 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS65379  Lupinus argenteus var. meionanthus Joseph Grinnell 1928-6-12 Tehama Mineral Lassen Peak region, Mineral 1524 Comment
  CHSC57380  Lupinus bicolor Heather L. Davis 1990-4-14 40 Tehama W side of McCoy Rd., ca. 1.5 mi s of Hooker Crk. Rd., Cottonwood. 106 Comment
  CHSC64529  Lupinus bicolor Vernon H. Oswald; Lowell Ahart 1995-4-3 6583 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. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  HSC35422  Lupinus bicolor Robert M. Specht 1975-5-4 174 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  UC726294  Lupinus bicolor A. A. Heller 1929-5-2 14854 Tehama Olive Orchard Golf Links Comment
  UC1481930  Lupinus grayi D. B. Dunn and B. J. Cox 1971-6-10 17959 Tehama Hwy 36, 13 mi w Mineral; w of Mineral Comment
  CHSC48563  Lupinus lepidus var. sellulus Vernon Oswald 1986-6-12 2111 Tehama Hwy. 36, 0.3 mi w of Gurnesey Creek, 97.3 mi e of the Shasta-Tehama Co. line. 1447 Comment
  JEPS108884  Lupinus lepidus var. sellulus Lowell Ahart 2006-7-19 13032 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS65074  Lupinus lepidus var. sellulus Jos. Grinnell June, 1925 Tehama Mineral 1463 Comment
  UC1037411  Lupinus lepidus var. sellulus Douglas Barbe 1955-7-16 201 Tehama e ridge leading to South Yolla Bolly (Mt. Linn) (western Tehama County) 2316 Comment
  UC1949026  Lupinus luteolus Barbara Ertter with Brad Olson 1991-7-4 10283 Tehama Ball Rock/Toomes Camp Rd (M2) 0.6 mi N of Trough Ridge jct, 19.4 mi from Paskenta, ca 3.5 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  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
  CHSC91608  Lupinus nanus G. F. Hrusa; J. Hart 2000-4-8 15310 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. 100 Comment
  UC719360  Lupinus nanus F. G. Meyer 1938-4-4 1336 a Tehama about 22 mi n Chico; n of Chico Comment
  RSA0036476  Lupinus nanus subsp. nanus Daisie Huang 2006-4-15 06041551 Tehama Roadside of Hwy. 36. 267 Comment
  POM276278  Lupinus nanus var. apricus Lyman D. Benson 1929-3-26 1055 Tehama Corning. 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
  CHSC118582  Lupinus obtusilobus L. P. Janeway 2016-9-6 12172 Tehama High North Coast Ranges. Just over the north edge of the saddle 2.4 air-km west of North Yolla Bolly. 2160 Comment
  CHSC64706  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1995-4-25 6694 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. Localized population in upland on the s side of the intermittent stream coming from the borrow pit, between Pool 19 and pile of powerline insulators. 207 Comment
  CHSC64531  Lupinus polycarpus Vernon H. Oswald 1995-3-27 6545 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. Common on top of the roadcut along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC65732  Lupinus polycarpus Vernon H. Oswald; Lowell Ahart 1996-4-3 7279 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Common in grassy upland on the N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  SEINET10486277  Lupinus subvexus A. Arthur Heller 1938-5-21 Heller 15095 Tehama Several large colonies along the railroad track just s of los molinos. Flowers Pale reddish violet. Upper sonoran life zone. 91 Comment
  CHSC102883  Luzula cascadensis Peter F. Zika 2008-7-14 23904 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  CHSC115857  Luzula comosa var. laxa Barbara L. Wilson; P. Zika 2011-8-1 16720 Tehama Access road to Dry Lake, 0.1 mile west of Highway 89 and the parking area for McGown Cross Country Ski Area, perhaps 100 feet west of junction with road 29N61; UTM 10, 624962 E, 4472278 N. 1894 Comment
  CHSC105657  Lycopus americanus Lowell Ahart; John Dittes 2010-10-4 17282 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  RSA768933  Lycopus americanus L. Ahart, John Dittes 2010-10-4 17282 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
  SBBG125936  Lycopus americanus L. Ahart with J. Dittes 2010-10-4 17282 Tehama Toomes Crk at Tehama-Vina Rd crossing, 1,2 mi E of the Sacramento River, 3 mi NW of Vina 57 Comment
  JEPS104306  Lythrum hyssopifolia Lowell Ahart 2003-6-11 10245 Tehama On the west side of Battle Creek, ca 1 mile north of Manton Road, ca 1 1/2 miles (air) ne of the Colman Power House, ca 5 miles (air) wsw of Darah Springs State Fish Hatchery, ca 10 miles (air) ene of Cottonwood. 153 Comment
  SD241762  Madia citrigracilis Dean Wm. Taylor 1997-7-17 16131 Tehama North Coast Ranges. Ball Rock. Open slopes near and east of the summit. 1981 Comment
  HSC92633  Madia citriodora Eric B. Peterson, Thomas Ward, Matt Foruria 1995-4-22 82 Tehama Hwy. 36, 31 mi. E of turnoff to Basin Gulch 213 Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  CHSC68933  Madia elegans subsp. elegans Vernon Oswald; Lowell Ahart 1997-7-7 8677 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  JEPS127114  Madia elegans subsp. elegans Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21357 Tehama About 100 yards south of Highway 89. Comment
  CHSC66475  Madia exigua Vernon H. Oswald; Lowell Ahart 1996-5-20 7581 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On the banks of an intermittent stream at the northeast end of the parcel. 182 Comment
  UCSB63891  Madia exigua Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NE1/4 Sect. 8; Cascade Range Foothills 182 Comment
  RSA92981  Madia exigua Milo S. Baker, H. K. Wagnon 1953-5-9 12608 Tehama Logging road west of Pakenta, near 6 mile post Comment
  UCD134255  Madia exigua R. Tofsrud 1949-6-1 s.n. Tehama Diamond Range Burn Plot; Highway 36 about 20 miles west of Red Bluff. Comment
  CHSC61406  Madia glomerata Vernon H. Oswald; Lowell Ahart 1993-8-18 5849 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2115 Comment
  CDA18417  Madia gracilis G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2666 Tehama Sacramento Valley; On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. 243 Comment
  CHSC115819  Madia gracilis Lowell Ahart; John Dittes 2015-8-5 20431 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UC1606330  Madia gracilis Barbara Ertter with James R. Shevock 1992-6-14 1117 a Tehama ca 9 airmi ese Paynes Creek (Ponderosa Way, 3.3 mi s of Plum Creek Rd, above N Fork Antelope Creek) 1005 Comment
  RSA0027419  Madia gracilis Barbara Ertter 1990-5-12 8932 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  RSA90633  Madia minima Milo S. Baker, H. K. Wagnon 1953-6-21 12769 Tehama Logging road west of Paskenta above 15 mile post. Comment
  CHSC66476  Madia subspicata Vernon H. Oswald; Lowell Ahart 1996-5-20 7574 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  RSA67169  Mahonia repens P. A. Munz 1951-7-24 16838 Tehama Road from Red Bluff, east slope of South Yolla Bolly Mts. 915 Comment
  SBBG1058  Maianthemum racemosum H. and M. Dearing 1938-6-25 2129 Tehama W of Mineral Comment
  CHSC65864  Maianthemum stellatum Maria Ulloa-Cruz 1994-5-26 14 Tehama Yolla Bolla Ranger District. Pole Corral Creek. Shasta-Trinity National Forests. 1600 Comment
  CHSC88513  Malacothamnus fremontii Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CHSC92157  Malacothamnus fremontii J. Molter 1993-6-2 749 b Tehama 426 Comment
  CHSC82311  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  UC1002639  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-31 12644 Tehama w Paskenta (w Tehama County) Comment
  UC1010349  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama five mi w Pasketa Comment
  CHSC101992  Malacothrix floccifera J. Lacey 1982-4-13 296 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC64953  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1995-7-12 7013 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  JEPS103383  Malacothrix floccifera Lowell Ahart 2002-4-27 9545 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
  JEPS36776  Malacothrix floccifera W. L. Jepson 1899-4-25 Tehama 24 mi w Red Bluff (Stiver's Ranch); Rosewood Comment
  HSC15985  Malva nicaeensis L. T. Gault 1964-3-28 48 Tehama Los Molinos, S Center St. Comment
  HSC7021  Marah fabacea L. T. Gault 1964-3-24 15 Tehama 0.5 mi. W of Los Molinos on Sacramento River Comment
  CHSC80657  Marrubium vulgare Lowell Ahart 2001-6-14 8833 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
  JEPS124398  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2015-6-22 20248 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  UCSB63935  Medicago arabica Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R3W NW1/4 SW1/4 Sect 13, Cascade Range Foothills; along Paynes Creek at this lo¬cation 124 Comment
  JEPS103589  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  JEPS94152  Medicago minima Vernon Oswald and Lowell Ahart 1998-4-27 8979 Tehama Vestal Rd. at ATT fiber optics cable post 8/113 6.1 mi. s. of Hwy. 36 between Red Bluff and Platina 304 Comment
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  JEPS103484  Medicago praecox Lowell Ahart 2002-4-27 9566 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  JEPS113127  Medicago praecox Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13612 Tehama On the banks of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  UCD32617  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Tehama County, 1 mile north of Hawell Saddle. 1920 Comment
  UCD86263  Melica aristata J. M. Tucker; L. K. Mann 1959-7-18 3539 Tehama South Yolla Bolly Mountain. 1920 Comment
  HSC1783  Melica californica Larry berti 1969-5-9 88 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CAS-BOT-BC281009  Melica stricta P. A. Munz 1951-7-26 16937 Tehama E slope of S Yolla Bolly Peak 2316 Comment
  CHSC4059  Melilotus indicus J. Wheeler 1967-4-30 19 Tehama Locally sparse along creek and Paskenta Rd, Comment
  JEPS106326  Melilotus officinalis Lowell Ahart 2004-6-11 11025 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CHSC84584  Mentha canadensis Lowell Ahart; John Dittes 2003-9-17 10580 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
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS106141  Mentha pulegium Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11202 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
  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
  CHSC56336  Micranthes oregana K. R. Stern 1986-5-21 8271 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  SEINET7072740  Micropus californicus A. G. Vestal 1963-5-9 s.n. Tehama About 14.6 miles northwest of Chico on Route 99 and about 2 miles southeast of Hoag Slough. UTM Zone 10, 583021mE, 4420093mN. Coordinate datum: NAD 27.) Comment
  JEPS35677  Microseris acuminata W. L. Jepson 1932-5-9 16356 Tehama 3 to 4 mi ne Red Bluff 137 Comment
  CHSC80345  Microseris douglasii subsp. douglasii Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Julie Cunningham 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 243 Comment
  JEPS36150  Microseris douglasii subsp. douglasii W. L. Jepson 1899-4-26 Tehama <Rosewood, which is> 24 mi n Red Bluff; Rosewood, Stiver's Ranch Comment
  SEINET11807875  Microseris douglasii subsp. douglasii Unknown 1982-1 497 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC48187  Microseris nutans Vernon Oswald 1987-5-11 2381 Tehama Deer Creek Trail ca. 1.5 mi w of the trailhead on Hwy 32 at the first bridge over Deer Creek ne of Windy Cut. 914 Comment
  CHSC53974  Microsteris gracilis Vernon H. Oswald 1991-4-8 4486 Tehama The Nature Conservancy's Vina Plains Preserve, Main Unit. In a slight depression ca. 200ft west of the barn. 64 Comment
  CHSC84598  Mimetanthe pilosa Lowell Ahart; John Dittes 2003-9-17 10593 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
  UCD122417  Mimulus bicolor S. E. Schoenig 1998-7-5 98- 75 Tehama NW bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 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
  JEPS16787  Mimulus breweri Rimo Bacigalupi with G. Thomas Robbins 1954-6-26 4630 Tehama 9.9 mi w (above) Alder Springs R. S. (6.3 mi s of Plaskett R. S., tributary of Cold Creek, in drainage of Black Butte River fork of Eel River); Mendocino National Forest, Cottonwood Creek 1584 Comment
  POM216500  Mimulus breweri H. P. Bracelin 1932-7-23 668 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  RSA67000  Mimulus breweri P. A. Munz 1951-7-25 16887 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  RSA93020  Mimulus breweri Milo S. Baker, H. K. Wagnon 1954-7-11 13023 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  JEPS87952  Mimulus cardinalis Barbara Ertter 1991-9-2 10789 Tehama 9 air mi wsw of Paskenta (Round Valley-Paskenta Road (Rt M4), 12.2 mi w of Newville Road jct, sw Tehama County); Round Valley-Paskenta Road 1219 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
  JEPS101529  Mimulus glaucescens Dean W. Taylor 1997-5-30 16020 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  UCD96127  Mimulus glaucescens Dena Grossenbacher; Brian Green 2008-5-6 818 Tehama Cone Grove Park on banks of Antelope Creek just north of the park. 86 Comment
  JEPS3554  Mimulus guttatus Milo S. Baker and H. K. Wagnon 1953-4-26 12549 Tehama w Paskenta (at 5 mi post) 243 Comment
  SBBG15313  Mimulus guttatus H. and M. Dearing 1938-6-22 2074 Tehama Deer Crk Marsh 1219 Comment
  UC1019550  Mimulus guttatus Louise Kellogg 1952-7-16 62 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
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Jun 21 2009
  RSA93494  Mimulus guttatus C. F. Baker 1953-4-25 12530 Tehama 4.5 mi. W. of Paskenta along streamlet in foothills before any steep ascent. Comment
  JEPS110086  Mimulus inodorus 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 Comment
  UCD122728  Mimulus kelloggii R. N. Raynor 1940-5-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  CDA41714  Mimulus kelloggii Lila Tauzer 2002-3-21 12 Tehama Lassen National Forest, Ishi Wilderness, Deer Creek trail. Comment
  HSC49051  Mimulus kelloggii Patricia Shesgreen 1978-5-13 90 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  RSA21516  Mimulus kelloggii Carl B. Wolf 1937-5-16 8702 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  RSA93066  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-10 12621 Tehama Logging road just below 10 mi post west of Paskenta. Comment
  JEPS17596  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5327 Tehama very summit South Yollo Bolly (Mt. Linn); Tehama-Trinity County Line 2463 Comment
  JEPS17602  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5332 Tehama South Yollo Bolly Mountain 2270 Comment
  JEPS34530  Mimulus nanus var. nanus Freed W. Hoffman 1947-6-23 1596 Tehama Government Flat North Coast Ranges 1772 Comment
  RSA0114938  Mimulus pilosus Lowell Ahart 2013-8-2 18990 Tehama On the south bank of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  JEPS88569  Mimulus pilosus Vernon H. Oswald and Lowell Ahart 1996-6-3 7704 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Along Paynes Creek ca. 0.3 mi downstream from old bridge site. 103 Comment
  RSA107437  Mimulus pilosus L. S. Rose 1955-6-12 55069 Tehama Flood bed and sandbars of Dibble Creek 1.5 mi. N of Red Bluff 91 Comment
  UC625478  Mimulus torreyi Frank W. Gould 1938-6-26 465 Tehama just w Plumas County line (near Hwy 89) Comment
  JEPS4200  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama near Deer Creek Lodge (along Highway #36) 1463 Comment
  POM216501  Mimulus torreyi H. P. Bracelin 1932-7-23 667 Tehama Mt. Lassen Road, 4 miles north of Mineral 1677 Comment
  RSA25706  Mimulus torreyi Carl B. Wolf 1941-7-23 11056 Tehama Northern Sierra Nevada on Chico-Lake Almanor Rd (Calif. Highway #32), 4.5 mi. N of (above) Lomo. 1220 Comment
  JEPS10515  Mimulus tricolor W. L. Jepson 1932-5-9 16343 Tehama 2 mi ne Red Bluff 103 Comment
  CHSC79104  Minuartia douglasii B. Castro; L. P. Janeway 2000-4-5 1053 Tehama Vicinity of Orland; on gravel bar at N edge of Rice Creek. 106 Comment
  JEPS94363  Minuartia douglasii Vernon H. Oswald and Lowell Ahart 1997-5-14 8457 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 Comment
  CAS-BOT-BC174706  Minuartia nuttallii P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  RSA739758  Minuartia nuttallii subsp. gregaria John Dittes, Josephine Guardino, L. Ahart 2003-8-23 786 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  HSC74986  Minuartia rosei J. P. Smith, Thomas W. Nelson 1979-6-25 10203 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  JEPS94579  Mitella caulescens Vernon Oswald and Lowell Ahart 1997-7-7 8715 Tehama Forest Route 35 at branch of creek ca. 0.4 mi w Rat Trap Gap (n side of Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  CHSC80225  Mollugo verticillata B. Castro; L. P. Janeway 2000-5-23 1176 Tehama Vicinity of Orland and Black Butte Lake, near Rice Creek. 103 Comment
  JEPS120788  Mollugo verticillata Lowell Ahart 2013-9-17 19038 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  JEPS88252  Mollugo verticillata Vernon H. Oswald and Lowell Ahart 1996-5-27 7640 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along the creek ca. 0.3 mi. e. of the w. boundary of the reserve...); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  HSC36123  Monardella odoratissima Judith G. Dickson 1973-7-2 Tehama N Yolla Bolly Mtns., S Fork Beegum Creek, Beegum Basin 1524 Comment
  HSC70136  Monardella odoratissima Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CAS-BOT-BC215505  Monardella odoratissima P. A. Munz 1951-7-25 16884 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mountain 2133 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
  CAS-BOT-BC222060  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near the Sulphur Works entrance to Lassen Volcanic National Park Comment
  JEPS63391  Monardella odoratissima subsp. pallida Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  SFV3188  Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama North Coast Ranges South Yolly Bolly Mountain, about 75 feet below the summit. 2445 Comment
  UC725825  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near Sulphur Works entrance; Lassen Volcanic National Park 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
  CHSC77592  Monardella sheltonii B. Castro; L. P. Janeway 1999-6-24 995 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 359 Comment
  CHSC82107  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range. 5.1 km southeast of Turner Mountain, along Road 29N48; top of slope into inner canyon of Mill Creek above 'Big Bend. 1756 Comment
  CDA40779  Monardella villosa subsp. villosa L. Ahart 2004-6-11 11018 Tehama Northwest of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  JEPS96002  Monardella villosa subsp. villosa Vernon H. Oswald and Lowell Ahart 1996-6-3 7703 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the dry bed of a rock flood channel along Paynes Creek ca. 0.3 mi. downstream from the old bridge site; Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  UC2035925  Monardella villosa subsp. villosa Robert F. Hoover 1938-6-10 3593 Tehama North of Jelley's Ferry Comment
  RSA712752  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range 1625 Comment
  UC1019547  Montia chamissoi Louise Kellogg 1952-7-15 57 Tehama near Squaw Camp (on Boswell Ridge directly s of South Yolla Bolly Mountain, Mendocino National Forest, near Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC1023445  Montia chamissoi Milo S. Baker and H. K. Wagnon 1953-7-12 12879 Tehama 6.1 mi beyond Whitlock Camp (along County Road) 1828 Comment
  CHSC79348  Montia fontana subsp. chondrosperma B. Castro; L. P. Janeway 2000-4-12 1069 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of S. Branch Sour Grass Creek. 118 Comment
  CHSC46210  Montia linearis Pauleen Broyles 1985-3-23 940 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow w of large vernal pool n of the barn in south pasture. 63 Comment
  CHSC57824  Montia linearis Vernon H. Oswald; Lowell Ahart 1992-5-6 4937 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
  UCD86496  Muhlenbergia andina J. I. Mallory 1957-8-28 171 Tehama 1/4 mile west-southwest of Mill Creek Store, Lassen National Forest. 1402 Comment
  UCD86621  Muhlenbergia filiformis Freed W. Hoffman 1947-6-23 1681 A Tehama Government Flat. North Coast Ranges. 796 Comment
  UC1949305  Muhlenbergia rigens Barbara Ertter with Brad Olson 1991-7-5 10300 Tehama at edge of Long Gulch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CAS-BOT-BC83250  Myosurus minimus John Thomas Howell 1954-4-26 29191 Tehama 6 miles south of Corning. Comment
  CHSC113352  Myosurus minimus Lowell Ahart 2014-5-8 19452 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC65933  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7364 .1 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of a drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  JEPS85648  Najas gracillima L. R. Heckard and P. Rubtzoff 1971-7-31 2684 Tehama just ne of Red Bluff (Sacramento River); Sacramento River 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
  JEPS98978  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CAS-BOT-BC260113  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding Comment
  RSA756871  Nassella pulchra Barbara Ertter 1990-5-12 8933 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
  CHSC60374  Navarretia divaricata Mary Ann Showers 1992-6-26 2562 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CHSC115794  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2015-8-5 20465 Tehama Poor logging road, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  RSA757308  Navarretia filicaulis Barbara Ertter, James R. Shevock 1992-6-14 11201 Tehama Mill Crek Rim on north side of Mill Creek, Ponderosa Way 3.6 miles north of Mill Creek Crossing, about 13 air miles southwest of Mineral. 1067 Comment
  JEPS70254  Navarretia heterandra W. L. Jepson 1938-6-10 18971 Tehama 9 mi n Orland (near Sourgrass Creek) 76 Comment
  UC2012941  Navarretia heterandra Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8943 Tehama Vernal pool/stockpond ca 2 miles NW of Tuscan Butte, ca 10 air miles NE of Red Bluff. Comment
  UCD80644  Navarretia heterandra CNPS SN Foothill Team 2005-6-7 SNNR 0166 Tehama TNC, Dye Creek Preserve. 471 Comment
  CHSC87843  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along the trail to 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
  UCD33123  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama Tehama County, 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 609 Comment
  UCD18774  Navarretia leucocephala subsp. leucocephala Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 67 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CHSC118051  Navarretia pubescens Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 192 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail . 767 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
  UCD21114  Navarretia pubescens Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 290 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0585167; 4416230. Comment
  CAS-BOT-BC232752  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-25 16878 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  POM310965  Navarretia sinistra subsp. pinnatisecta H. K. Sharsmith 1951-7-13 4028 Tehama Inner North Coast Ranges: In V of junction between road to Eagle Peak and road to Ball Rock, 10.3 miles northwest of Paskenta and 1.6 miles within eastern boundary of Mendocino National Forest. 1159 Comment
  CHSC101431  Navarretia sinistra subsp. sinistra David Isle 1990-5-2 1539 Tehama Pollard Superior Tree Progeny Site, N of 24N01.2. 1280 Comment
  RSA73740  Navarretia subuligera Robert F. Hoover 1939-5-11 4096 Tehama NE of Red Bluff Comment
  CHSC107229  Navarretia tagetina Lowell Ahart; John Dittes 2011-6-9 17438 Tehama Rio De Los Molinos Land Grant. On the sides 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
  CHSC27808  Navarretia tagetina Eric J. Miller 1978-4-26 23 Tehama Ca. 6 km e of Sacramento River at Woodson Bridge. 59 Comment
  UC1002643  Navarretia tagetina Milo S. Baker and H. K. Wagnon 1953-5-31 12701 Tehama about 1 mi e Paskenta (along road to Corning, w Tehama County) Comment
  UC1606316  Navarretia tagetina Barbara Ertter with James R. Shevock 1993-4-30 11621 Tehama ca 6 mi nne Interstate Hwy. 5 (Jelly Ferry Road, n of Red Bluff) 121 Comment
  RSA695515  Navarretia viscidula L. Ahart, John Dittes 2003-6-11 10252 Tehama On the W side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  UC1002644  Navarretia viscidula Milo S. Baker and H. K. Wagnon 1953-5-31 12700 Tehama about 1 mi e Paskenta Comment
  JEPS13025  Nemacladus montanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5354 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  JEPS6229  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama w of Paskenta (near the 5 mile post, w Tehama County) 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
  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
  CHSC9270  Nemophila menziesii D. C. Burns 1971-3-21 107 Tehama Abundant in plowed field ca. 1.4 mi s of the intersection of Meridian rd. and Lassen rd. on e side of Meridian rd., 5 yds off road. 85 Comment
  JEPS1483  Nemophila menziesii Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta; w of Paskenta Comment
  JEPS1918  Nemophila menziesii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  JEPS123432  Nemophila parviflora var. austiniae Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -099 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies head of Beegum Basin. Comment
  CHSC56307  Nemophila pedunculata K. R. Stern 1986-5-21 8274 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC65741  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1996-4-3 7287 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Growing in gravel on the edge of the intermittent stream ca. 0. 2 mi E of the dirt lane along the W side of the parcel. 103 Comment
  UC1019525  Nemophila pedunculata Louise Kellogg 1952-7-8 4 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 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
  RSA718167  Nemophila spatulata L. Ahart 2006-7-11 12948 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  CHSC87015  Nicotiana quadrivalvis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Bank of creek. 304 Comment
  UC766873  Nicotiana quadrivalvis R. F. Hoover 1938-8-2 3726 Tehama 6 mi e Newville Comment
  CHSC118057  Odontostomum hartwegii Daphne K. Christopher; Hannah Stevens 2003-4-19 214 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek Trail. 130 Comment
  HSC81284  Odontostomum hartwegii Richard Spjut 1981-5-5 6636 Tehama 6-12 mi. W of Red Bluff on Hwy. 36 130 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
  UCSB63936  Odontostomum hartwegii Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff 124 Comment
  UC1606389  Oenanthe sarmentosa Barbara Ertter with James R. Shevock 1992-6-14 11122 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (twon). 304 Comment
  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
  CHSC29841  Orcuttia pilosa K. R. Stern 1980-6-16 6662 Tehama Vernal pool, 0.7 mi. E of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
  CHSC51520  Orcuttia pilosa Pauleen Broyles 1982-6-10 720 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in central pasture. Comment
  CHSC51521  Orcuttia pilosa Pauleen Broyles 1982-6-14 730 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in westernmost pasture. Comment
  JEPS74753  Orcuttia pilosa F. T. Griggs 1974-6-3 Tehama 1/4 mi e US Hwy 99E (200 m s of Lassen Ave., 16 mi n of Chico) Comment
  UCD21122  Orcuttia pilosa Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 297 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584456; 4416102. Comment
  SEINET11688653  Orcuttia pilosa Unknown 1982-1 Tehama Comment
  CAS-BOT-BC242655  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake Comment
  CAS-BOT-BC254353  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 842 Tehama 1.4 miles NNE of Dales and 0.15 mile E of Manton Road [County Road A-6], ca. 15 miles NE of Red Bluff 210 Comment
  CHSC45703  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 844 Tehama Central Valley. 1.1 miles NE of Dales and 0.3 miles E of Manton Road (County Rd. A-6), ca. 15 miles NE of Red Bluff. Vernal pool. 205 Comment
  CHSC45704  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 843 Tehama Central Valley. 1.5 miles NNE of Dales and 0.25 miles E of Manton Road (County Rd. A-6) ca. 15 miles NE of Red Bluff. Vernal pool. 210 Comment
  CHSC45789  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-18 759 Tehama Central Valley. N side of Springs Ranch Road ca. 3.5 miles SE of Balls Ferry, 0.85 miles ESE of Coleman Fish Hatchery and 0.25 miles S of the Tehama-Shasta county line. 196 Comment
  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
  CHSC52895  Orcuttia tenuis R. D. Stone 1986-8-24 804 Tehama Central Valley. Vina Plains, 0.4 miles SW of the Lassen Road crossing of Singer Creek and 0.15 miles E of the eastern TNC Preserve boundary. Vernal pool. 67 Comment
  CHSC52896  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama Central Valley. About 12 miles NE of Red Bluff and 2.5 miles SW of Dales Lake on Inks Creek Ranch. Vernal pool. 179 Comment
  JEPS112695  Orcuttia tenuis Dean W. Taylor 1990-8-11 11450 Tehama Dales Lake, 207 Comment
  JEPS74754  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama Hwy 36 1.4 mi n Dales (on road to Manton) Comment
  JEPS84139  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama 1.3 mi nnw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch, Reservoir 612' Comment
  JEPS84155  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 841 Tehama e side of Manton Road (County Road A-6) 2.9 mi ne Dales (ca 15 mi ne of Red Bluff); Central Valley 231 Comment
  JEPS84156  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-9 840 Tehama 0.1 mi sw reservoir 368' (1 mi ne of Bend, ca 7 mi nne of Red Bluff); Central Valley 112 Comment
  UCD88257  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, along State Hwy. 36. Comment
  CAS-BOT-BC349979  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-8-18 36072 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS124051  Oreostemma alpigenum var. andersonii Lowell Ahart, John Dittes 2015-8-5 20435 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  SEINET2442115  Oreostemma alpigenum var. andersonii David Keil, Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Highway 89. 0.8 miles S of Lassen Volcanic National Park southern boundary. Lodgepole pine-red fir forest with meadows. Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  CHSC84671  Orobanche fasciculata Samantha Mackey Hillaire; Brian Elliott 2003-5-31 340 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, on a S-facing slope. Along the trail. 902 Comment
  JEPS28792  Orobanche fasciculata George W. Gillett 1957-8-18 1107 Tehama Lassen Volcanic National Park. Brokeoff Mountain. Upper portion of Brokeoff Mounain Trail. Comment
  CAS-BOT-BC500197  Orobanche fasciculata John Thomas Howell 1960-8-19 36136 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  CAS-BOT-BC500198  Orobanche fasciculata John Thomas Howell 1960-8-19 36192 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  RSA714825  Orthocarpus erianthus Daisie Huang 2006-4-15 6041508 Tehama Manton Rd. 204 Comment
  UC1541119  Orthocarpus imbricatus E. R. Blakley 1982-8-23 7289 Tehama West Fork of Mill Creek , West Fork of Mill Creek (Mount Lassen National Park) 1676 Comment
  JEPS120573  Oxypolis occidentalis B. Castro and L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca 0.5 mi E of Hwy 36. Comment
  UC1004618  Oxypolis occidentalis L. Constance 1955-8-20 3618 Tehama above Deer Creek Falls 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
  CHSC86977  Panicum capillare Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  JEPS88616  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-6 1503 Tehama ca 5.2 air km ese Spring Branch-Battle Creek confluence (on plain s of Spring Branch, 27 air km ne of Red Bluff, just w of gas pipeline); ese of Spring Branch-Battle Creek confluence 297 Comment
  SEINET7073570  Parvisedum pumilum A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  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
  CHSC62920  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1994-4-6 6086 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC77751  Pectocarya pusilla B. Castro; H. West 1999-4-7 872 Tehama About 17 air miles SW of Red Bluff, vicinity of Long Hollow, on SE-facing slope just downslope from Blue oak woodland. 256 Comment
  CHSC43768  Pedicularis attollens Vernon Oswald 1985-8-15 1928 Tehama Wilson lake Rd. 0.5 mi e of Hwy 36. 1584 Comment
  CHSC28902  Pedicularis densiflora M. S. Taylor 1979-3-31 1979 Tehama On bluffs overlooking Deer Creek, ca 2 mi sw of (downstream) Hwy 32, ca. 3 mi s of Potato Patch Campground. 975 Comment
  UC1562659  Pedicularis densiflora Barbara Ertter 1989-5-3 8435 Tehama 20 air mi sw of Chester (e side of Deer Creek); Deer Creek 975 Comment
  HSC1751  Pellaea mucronata Larry Berti 1969-3-19 40 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-BC77152  Pellaea mucronata subsp. mucronata C. D. MacNeill 1963-5-26 s.n. Tehama Deer Creek near Onion Butte, Hwy. 32 about 7 airline mi. N. Butte Mdws. 1005 Comment
  CHSC116667  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 A Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC78780  Pellaea mucronata var. mucronata Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  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
  CHSC101423  Penstemon anguineus David Isle 1992-7-8 1546 Tehama In Doll Ridge clearcut adj. Rd23N17, below a spur; S of Willow Creek (N of Sugar Spring Campground). 1255 Comment
  CHSC49022  Penstemon anguineus Vernon Oswald 1986-6-18 2123 Tehama Round Valley Rd. (M4) 37.7 mi w of Paskenta. 1584 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
  CHSC68967  Penstemon azureus var. angustissimus Vernon Oswald; Lowell Ahart 1997-7-7 8692 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn., near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC66507  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1996-5-20 7567 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 188 Comment
  CHSC84290  Penstemon azureus var. azureus Lowell Ahart; John Dittes 2003-6-11 10263 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC87332  Penstemon azureus var. azureus Lowell Ahart 2004-4-29 10804 A Tehama About 1/4 mile north of an unnamed lake, along the Nomalaki Trail, about 1 mile by trail northwest 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. 476 Comment
  JEPS101508  Penstemon cinicola Dean W. Taylor 1997-6-25 16090 Tehama open slopes between Forest Road 28N70 and Turner Lake, Lassen National Forest 1920 Comment
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Nov 19 2007
  HSC70131  Penstemon heterophyllus Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4457 Tehama Along road to summit of Mount Tedoc 1555 Comment
  JEPS97442  Penstemon heterophyllus subsp. purdyi Vernon H. Oswald and L. Ahart 1995-7-12 6997 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Herbaceous perennial growing on a roadside bank. 950 Comment
  UC1238954  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-6-29 2496 Tehama along road from Alder Springs n across Grindstone Creek to Paskenta-Covelo road at Fiddler's Green 3.7 mi n Grindstone Creek; North Coast Ranges, n of Grindstone Cr, Fiddler's Green 655 Comment
  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
  UC1063501  Penstemon laetus var. leptosepalus A. E. Wieslander 1929-6-20 103 Tehama Campbellville Paynes Creek Quad., Campbellville 1219 Comment
  UC423670  Penstemon neotericus David D. Keck 1930-7-24 960 Tehama 5 mi e Mineral; Sierra Nevada, e of Mineral 1525 Comment
  RSA103935  Penstemon neotericus Herbert McLean Evans 1922-07 s.n. Tehama Drakesbad. Lassen National Park. Comment
  CHSC80563  Penstemon newberryi var. newberryi Vernon H. Oswald; Lowell Ahart 2001-5-7 10014 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC94378  Penstemon rydbergii var. oreocharis Lowell Ahart 2006-7-19 13026 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  RSA718203  Penstemon rydbergii var. oreocharis L. Ahart 2006-7-19 13026 Tehama South of an open dry flat, about 100 yrds 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. 1526 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
  CHSC77523  Perideridia kelloggii B. Castro 1999-6-21 Tehama Red Bank/D.Vat Res. site. About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 344 Comment
  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
  CHSC84592  Persicaria hydropiperoides Lowell Ahart; John Dittes 2003-9-17 10589 Tehama On the south edge 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
  CHSC68934  Petasites frigidus var. palmatus Vernon Oswald; Lowell Ahart 1997-7-7 8693 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC40715  Petrorhagia dubia Pauleen Broyles 1982-4-15 420 Tehama The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC66013  Petrorhagia dubia Vernon H. Oswald; Lowell Ahart 1996-4-29 7494 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. Nw of Corning. (Collected on a gravel bar along the intermittent stream ca. 0.3 mi E of the W boundary). 102 Comment
  CHSC96650  Petrorhagia dubia Lowell Ahart 2007-5-8 13733 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
  UC2042834  Petrorhagia dubia Barbara Ertter 1990-5-12 8938 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  UCD35950  Petrorhagia dubia Beecher Crampton 1953-4-29 1166 Tehama 4 miles south of Dales. Comment
  CHSC118386  Petrorhagia dubia Tim Kask 2015-4-27 241 Tehama Antelope Creek along 'McClure Trail' 10T 0599021/4458480 Comment
  HSC90019  Petrorhagia dubia Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 26 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 Comment
  JEPS2010  Phacelia distans W. L. Jepson 1899-4-27 21015 Tehama not far from Tom's Head (but down in the foothills, w Tehama Co.); Wimmeshaw Comment
  CHSC32160  Phacelia egena James Jokerst 1980-8-22 1103 Tehama Near Mt. Linn. Comment
  CHSC64626  Phacelia egena Vernon H. Oswald; Lowell Ahart 1995-4-17 6674 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. Common on an outcropping of basalt bordering Manton Rd. e of the Old Hwy. Pool. 213 Comment
  CHSC68585  Phacelia egena Vernon H. Oswald; Lowell Ahart 1997-5-14 8442 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  JEPS1965  Phacelia egena Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  JEPS22563  Phacelia egena Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6298 Tehama 2.5 mi s Lowrey (near road to Paskenta from Lowrey); foothills of Inner North Coast Ranges, south fork of Elder C 289 Comment
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Jul 19 2009
  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
  UCD104382  Phacelia hastata Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6853 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UC1949210  Phacelia heterophylla subsp. virgata Barbara Ertter with Brad Olson 1991-7-4 10235 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  UC923095  Phacelia heterophylla subsp. virgata Freed W. Hoffman 1950-7-2 3308 Tehama 34.8 mi w Red Bluff; Franklin POint Guard Station Comment
  UC2031480  Phacelia heterophylla var. virgata Barbara Ertter with Brad Olson 1991-7-6 10447 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong junction ca 28 air miles W of Corning, E side Tatham Ridge overlooking valley Comment
  JEPS1154  Phacelia mutabilis Joseph Grinnell Tehama Mineral 1463 Comment
  CHSC78965  Phalaris aquatica Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS49592  Philadelphus lewisii W. L. Jepson 1927-6-24 12344 Tehama Payne Creek 304 Comment
  UC1127352  Philadelphus lewisii P. L. Johannsen 1936-8-26 995 Tehama 1 1/4 mi ne jctn. Rattlesnake and Deer Creeks; Lassen National Forest, Paynes Creek Quadrangle Comment
  CAS-BOT-BC253564  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama Ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2133 Comment
  CHSC44122  Phleum alpinum Vernon Oswald 1988-8-3 3659 Tehama East side of Willow Creek n of Jonesville, ca. 0.1 mi n of the Butte Co. line. Along the upper edge of a meadow. 1560 Comment
  JEPS69953  Phlox diffusa Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  JEPS69962  Phlox diffusa J. Grinnell 1928-6-8 Tehama 4 mi n Mineral 1828 Comment
  CHSC70916  Phoradendron densum Vernon Oswald; Lowell Ahart 1998-4-27 8981 Tehama Vestal Rd. at ATT fiber optics cable post 8/113, 6.1 mi south of Hwy. 36 between Red Bluff and Platina. 304 Comment
  UC1078780  Phoradendron juniperinum Job Kuijt 1958-4-20 1504 Tehama s. Mineral (ca. 2 mi. n. of Hole-in-ground Campgrounds) Comment
  CHSC77393  Phoradendron villosum L. P. Janeway; Jenny Marr, Mary Ann Griggs 1999-3-10 6388 Tehama Vicinity of Round Valley Road, Newville Road (Garland Road), and Williams Butte. 295 Comment
  CHSC88278  Phyla nodiflora var. rosea Lowell Ahart 2004-6-28 11143 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC105652  Physalis lancifolia Lowell Ahart; John Dittes 2010-10-4 17284 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CDA36361  Phytolacca americana Ramona Robison 2011-8-24 Tehama Woodson Bridge SRA Natural Preserve. 0 Comment
  HSC39117  Pinus balfouriana Gary S. Lester 1973-6-30 49 Tehama Yolla Bolly Wilderness Area, N Yolla Bolly Mtns. 2287 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
  CAS-BOT-BC78722  Pinus jeffreyi John Thomas Howell 1960-8-20 36207 Tehama Morgan 1463 Comment
  CHSC9729  Pinus jeffreyi Nancy Mosman 1971-7-17 102 Tehama Abundant along e side of Hwy 32 ca. 1.5 mi s of Chester. 1524 Comment
  JEPS104255  Pinus lambertiana Lowell Ahart 2003-10-13 10629 Tehama On the e side of Willow Creek, n of a large wet meadow, ca 1/8 mi south of Colby Mountain Lookout Rd where it crosses Willow Creek, ca 5 mi (air) ne of Butte Meadows. 1574 Comment
  UCSB8763  Pinus lambertiana Wilken, Dieter; Haller, John 1968-9-10 Tehama Between Paskenta and South Yolla Bolly Pk., at Howell Saddle, 23.8 miles northwest of Paskenta 1889 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
  UC401402  Pinus monticola W. P. Taylor 1913-8-11 Tehama 2 mi s of s Yolla Bolly Mt. Comment
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Jul 5 2009
  UCD134802  Pinus monticola Lalit M. Srivastava 1957-10-19 8 Tehama Near junction of State Highways 36 and 89. 1828 Comment
  RSA304257A  Piperia elongata James R. Shevock 1972-7-24 2253 Tehama Hwy 32, S. of Lassen Park. 1280 Comment
  CHSC115502  Piptatherum miliaceum B. Castro 2008-4-30 1735 Tehama Sacramento Valley. Ca 1.15 mi NNW of Woodson Bridge over the Sacramento River, ca. 0.2 mi E of Kopta Slough. 56 Comment
  CHSC113328  Plagiobothrys austiniae Lowell Ahart; John Dittes 2014-5-18 19524 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  RSA739590  Plagiobothrys austiniae John Dittes 2003-3-30 2003 -5 Tehama Tehama County: Sacramento Valley, 12.5 air miles N by NW of Chico, 1.5 air miles E of Hwy 99, S of Lassen Road. 72 Comment
  JEPS60943  Plagiobothrys bracteatus W. L. Jepson 1899-4-30 21165 Tehama Red Bluff Comment
  JEPS88110  Plagiobothrys bracteatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7525 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 124 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
  JEPS68036  Plagiobothrys canescens J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  UC1586548  Plagiobothrys canescens Vernon H. Oswald and Lowell Ahart 1991-4-16 4491 Tehama 0.2 mi s Corning Rd (A7) (Black Butte Rd, just s of Burch Creek, w of Corning) 109 Comment
  RSA32922  Plagiobothrys glyptocarpus A. A. Heller 1929-4-30 14852 Tehama Ranch. Comment
  JEPS61002  Plagiobothrys greenei W. L. Jepson 1899-4-30 21174 Tehama Red Bluff Comment
  UCD80152  Plagiobothrys greenei CNPS SN Foothill Team 2006-3-29 SNFN 0401 Tehama TNC Easement,near the southern boundary of the Leininger Ranch. 125 Comment
  JEPS115707  Plagiobothrys hispidulus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16310 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of L 1493 Comment
  CHSC83876  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC96669  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 13717 Tehama On both sides 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
  UC1586619  Plagiobothrys scriptus Vernon H. Oswald and Lowell Ahart 1991-5-9 4549 Tehama open are on n side large pond at entrance kiosk (ca 1.5 mi ne of Bend Bridge over the Sacramento River; 6.5 mi nne of Red Bluff); Paynes Creek Recreation Area 112 Comment
  CHSC65928  Plagiobothrys shastensis Vernon H. Oswald; Lowell Ahart 1996-4-15 7381 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N side of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  JEPS127052  Plagiobothrys shastensis Lowell Ahart, John Dittes 2016-4-29 20820 Tehama About 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  CHSC79267  Plagiobothrys stipitatus var. micranthus B. Castro; L. P. Janeway 2000-4-4 1079 Tehama Vicinity of Orland, W of Highway I-5. 128 Comment
  CHSC87323  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10783 Tehama On sides 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
  UCD21103  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 279 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  UC1096824  Plagiobothrys tenellus Milo S. Baker 1953-5-30 12679 Tehama logging road ca 5 mi w Paskenta; South Yolla Bolly Mountains Comment
  UC725380  Plagiobothrys tener var. tener A. A. Heller 1938-7-28 15292 Tehama on the Mineral-- Mt. Lassen Highway (near the junction with the old road) Comment
  CHSC27802  Plantago coronopus Eric J. Miler 1978-4-21 17 Tehama .5 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC41020  Plantago coronopus Pauleen Broyles 1982-5-21 635 Tehama The Nature Conservancy Vina Plains Preserve. Ca .5 km south of Lassen Road. 66 Comment
  CHSC76059  Plantago coronopus G. F. Hrusa; J. Hart 1998-5-10 14440 Tehama North Sacramento Valley. Uncommon on moist to drying edges of vernal pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. E end of site. 110 Comment
  HSC16820  Plantago erecta John L. Heywood, D. H. Norris 1968-3-31 1849 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC113253  Plantago lanceolata Lowell Ahart; John Dittes 2014-5-18 19517 Tehama East bank of a large canal, on the north side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC59140  Plantago lanceolata Vernon H. Oswald 1992-8-19 5158 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) ca. 0.2 mi N of the S boundary of the park. Growing along the E edge of the road. 2011 Comment
  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
  SJSU9116  Platanthera dilatata var. leucostachys R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Childs Meadows, Hwy 36, c. 8 mi E of Mineral 1508 Comment
  CHSC12953  Platanthera leucostachys K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5801 Tehama Ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  RSA66994  Platanthera leucostachys Philip A. Munz 1951-7-25 16881 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
  UC1515776  Platanthera leucostachys Baki Kasapligil 1968-6-20 4285 Tehama in backyard Mr. L. Bodine's house (near U.S. Forest Service Headquarter, Mineral); Mineral, Mr. L. Bodine's house 1524 Comment
  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
  UCD139024  Platanthera sparsiflora Kenneth D. Stewart 1965-7-15 s.n. Tehama ca. 2 miles south of junction od State Highways 32 and 36. Comment
  JEPS51582  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Wimmeshaw btw Salt Creek and Cold Fork tributaries of the Cottonwood (between Salt Creek and Cold Fork, tributaries of the Cottonwood) Comment
  CHSC102232  Plectritis ciliosa subsp. ciliosa L. P. Janeway; B. Castro 2009-4-25 9735 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  JEPS94164  Plectritis ciliosa subsp. ciliosa Vernon Oswald and Lowell Ahart 1998-4-21 8927 Tehama Round Valley Rd. (M4) w. Paskenta (.4 mi. w. of Newville Rd.); Inner N. Coast Ranges 329 Comment
  CHSC65709  Plectritis macrocera Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7267 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of Paynes Creek, in the NE corner of the plateau. 213 Comment
  CHSC64380  Poa annua Vernon H. Oswald; Lowell Ahart 1995-2-22 6496 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 s edge of Inks Creek Rd. near the w boundary of the reserve. 213 Comment
  HSC1737  Poa annua Larry Berti 1969-5-9 67 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UCD18769  Poa annua Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 62 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  UCD32621  Poa bolanderi Beecher Crampton 1954-6-16 1992 Tehama Tehama County, Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  CHSC34606  Poa bulbosa Jeffrey D. Prouty 1979-4-1 230 Tehama H. Wurlitzer Ranch, ca. 10 mi n of Chico. Creekbed, Zimmershed Creek. 121 Comment
  CHSC35640  Poa bulbosa R. E. Preston 1982-4-6 224 Tehama At roadside; Salt Creek Saddle, ca. 5.5 mi w of Newville, Glenn county. 441 Comment
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Jul 23 2009
  CHSC64381  Poa bulbosa Vernon H. Oswald 1995-3-15 6522 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. at Inks Creek Rd. 213 Comment
  CHSC89034  Poa bulbosa Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  RSA714638  Poa bulbosa Daisie Huang 2006-4-15 6041505 Tehama Manton Rd. Flat open plateau 204 Comment
  JEPS104178  Poa compressa Lowell Ahart 2003-6-11 10275 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
  CHSC85278  Poa cusickii subsp. purpurascens John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 785 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  UCD149779  Poa palustris William Anderson 1965-8-7 s.n. Tehama Deer Creek. Hyw. 32. Comment
  SEINET200103 Image available Poa pratensis J. M. Tucker, L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain, 1920 Comment
  UCD91873  Poa pratensis Beecher Crampton 1954-6-16 1979 Tehama 1 mile south of Howell Saddle, Crane Mills logging road, Mendocino National Forest-Paskenta District. 1828 Comment
  JEPS76263  Poa pringlei Todd Keeler-Wolf 1977-9-10 666 Tehama near summit Mt Linn; S Yolla Bolly Mts 2453 Comment
  SEINET11689126  Poa secunda Unknown 1982-1 545 Tehama The Nature Conservancy Vina Plains Preserve, near Sheep Camp Ditch 68 Comment
  CHSC40826  Pogogyne zizyphoroides Pauleen Broyles 1982-4-23 447 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road. 68 Comment
  CHSC67233  Pogogyne zizyphoroides James D. Jokerst 1983-5-7 1736 Tehama On the Wurlitzer Ranch ca. 50 m E of Meridian Rd. just S of its jcn with Lassen Rd. 103 Comment
  RSA0022177  Pogogyne zizyphoroides J. T. Howell, L. S. Rose 1954-4-26 29192 Tehama 6 miles south of Corning. Comment
  UC923126  Polemonium californicum Freed W. Hoffman 1950-7-4 3345 Tehama trail to North Yolla Bolly from White Rock Guard Station (near Trinity-Tehama county border); trail to North Yolla Bolly fr White Rock Guard Station Comment
  JEPS75812  Polemonium pulcherrimum subsp. pulcherrimum Todd and Virginia Keeler-Wolf 1971-7-24 365 Tehama summit North Yolla Bolly Mountain 2395 Comment
  CHSC64823  Polygonum aviculare Vernon H. Oswald 1995-6-4 6829 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 213 Comment
  CAS-BOT-BC413951  Polygonum aviculare subsp. aviculare Alice Eastwood 1912-8-22 1802 Tehama Morgans Springs, Lassen Butte Region Comment
  CAS-BOT-BC109125  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama On Wright-Graham ranch, South Power House Road, 1.5 mile south of Manton. Comment
  CHSC28168  Polygonum bidwelliae J. D. Jokerst 1979-5-25 253 Tehama N. rimrock of Pine Cr. Canyon. Comment
  UC465750  Polygonum bidwelliae Mrs. C. M. Wilder 1912-6-16 Tehama foothills e Tehama Comment
  UC525865  Polygonum bidwelliae L. V. Compton 1930-6-19 Tehama 3 mi w Payne's Creek; Meadow Ranch Comment
  JEPS50512  Polygonum bistortoides Jos. Grinnell 1927-1-16 Tehama near Mineral; Battle Creek Meadows 1524 Comment
  CHSC70810  Polygonum bolanderi B. Castro; L. Janeway 1995-6-11 575 A Tehama On W side of Hwy 32, ca 4 air mi SW of Potato Patch Campground, at 'Windy Cut Lookout' overlooking Deer Creek canyon. On open bench ca 20 ft below the main knoll and parking area. 1127 Comment
  JEPS117688  Polygonum bolanderi Lowell Ahart, John Dittes 2010-7-17 16868 Tehama On dry bare rocky soil, south of the fence, about 130 yards southeast of the pond, south of the Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  UCD80669  Polygonum bolanderi CNPS SN Foothill Team 2005-6-29 SNNR 0439 Tehama USFS, Lassen National Forest. 1007 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
  UC1025118  Polygonum douglasii subsp. douglasii Douglas Barbe 1955-7-17 214 Tehama Cold Spring Camp; w Tehama Co. 1889 Comment
  RSA67032  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mile E of Square Lake. 2134 Comment
  JEPS97278  Polygonum minimum Lowell Ahart 1995-10-3 7660 Tehama 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
  CAS-BOT-BC420081  Polygonum polygaloides subsp. kelloggii Clare B. Hardham 1971-8-10 18341 B Tehama Dry Lake. Road to Red Bluff. 1691 Comment
  UC1607639  Polygonum punctatum Barbara Ertter 1993-11-8 12305 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  CHSC116662  Polypodium calirhiza Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20699 Tehama On the west side of Deer Creek Trail, about 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 883 Comment
  CHSC84291  Polypogon australis Lowell Ahart; John Dittes 2003-6-11 10276 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  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
  HSC97905  Polypogon monspeliensis L. Ahart 2001-6-8 8804 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 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
  JEPS97285  Polypogon monspeliensis Vernon H. Oswald 1995-5-2 6702 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 Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC116674  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Joseephine Guardino 2016-2-11 20698 Tehama Neer the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC86085  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 50 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants located on tr to Lower Deer Creek Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 990 Comment
  CHSC86086  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 49 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Bottom of cliff face 100 ft. uphill of tr to Lower Deer Creek Falls, about midway to Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 1005 Comment
  JEPS95309  Polystichum imbricans subsp. imbricans Lowell Ahart 1994-7-24 7525 Tehama 2 1/2 air miles N of Cherry Hill (large rock outcrop on N side of the dirt road, 2.3 road miles NW of Willow Creek) 1676 Comment
  CAS-BOT-BC72503  Polystichum scopulinum John Thomas Howell 1960-8-23 36463 Tehama Lassen Loop s. of Diamond Peak 2194 Comment
  CAS-BOT-BC105605  Populus trichocarpa John Thomas Howell 1960-8-20 36236 Tehama Morgan - near Lassen Volcanic National Park 1463 Comment
  JEPS101403  Porterella carnosula Dean W. Taylor 1997-7-24 16162 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC41081  Portulaca oleracea Pauleen Broyles 1982-7-22 805 Tehama The Nature Conservancy Vina Plains Preserve. Gravel along nw shore of vernal pool in w pasture. 60 Comment
  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
  RSA754867  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  CHSC57838  Potamogeton nodosus Vernon H. Oswald; Lowell Ahart 1992-4-21 4922 Tehama Finley Lake on Hogsback Rd. (Forest Rd. 28N24), ca. 5.5 mi (air) SE of Paynes Creek. 850 Comment
  SEINET10880400  Potamogeton nodosus Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7072 Tehama Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Forming large colonies in deeper water in the marshy borrow pit on the E side of Manton Rd. Upper leaves floating, lower leaves submerged; inflorescence emersed. Comment
  JEPS66420  Potamogeton pusillus L. R. Heckard and P. Rubtzoff 1971-7-31 2682 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  CHSC44230  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1988-6-27 3533 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC115534  Poterium sanguisorba Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20412 Tehama Along dirt road leading to the edge of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  JEPS123956  Poterium sanguisorba Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20412 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CAS-BOT-BC163063  Prunus emarginata John Thomas Howell 1960-8-18 36044 Tehama Bluff Falls - near Lassen Volcanic National Park 1981 Comment
  HSC75362  Prunus emarginata J. O. Sawyer, K. A. Sawyer 1980-6-18 3457 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  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
  CAS-BOT-BC154617  Prunus subcordata A. A. Heller 1918-4-28 s.n. Tehama Grade between Mud Flat and Bennett Spring in the Coast Range 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
  SJSU5827  Prunus subcordata D. L. Wilson 1970-4-4 Tehama by Belle Mill Rd c. 16 mi E of Red Bluff Comment
  CHSC66185  Pseudognaphalium luteoalbum Vernon H. Oswald; Lowell Ahart 1996-6-3 7707 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.4 mi downstream from the old bridge site. 100 Comment
  JEPS105927  Pseudognaphalium luteoalbum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11205 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  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
  UC1001341  Pseudostellaria jamesiana Louise Kellogg 1952-7-18 88 Tehama directly south South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge.); North Coast Ranges, Mendocino National Forest 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
  CDA15859  Psilocarphus brevissimus G. F. Hrusa, J. Hart 2000-4-8 15304 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CAS-BOT-BC361815  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4352 Tehama Southwest side of Hwy 99, 1.0 mi southeast of Lassen Road. Within the road right-of-way fence 65 Comment
  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
  CHSC61954  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer, Kirk Vale, Heidi West 1993-5-15 4347 Tehama Northeast side of Hwy 99, 0.3 mi southeast of Lassen Road. Within the right-of-way fence. 65 Comment
  UC1056270  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  SEINET11807867  Psilocarphus oregonus Unknown 1982-1 914 Tehama The Nature Conservancy Vina Plains Preserve 63 Comment
  CDA15411  Psilocarphus tenellus var. globiferus G. F. Hrusa, J. Hart 1998-5-1 14413 Tehama Sacramento Valley; on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. Comment
  CHSC79963  Psilocarphus tenellus var. globiferus B. Castro; L. P. Janeway 2000-5-11 1153 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC79964  Psilocarphus tenellus var. globiferus B. Castro; L. P. Janeway 2000-5-11 1168 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC64954  Psilocarphus tenellus var. tenellus Vernon H. Oswald; Lowell Ahart 1995-7-12 7021 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. On bank of pond and at the edge of the road. 1158 Comment
  JEPS113194  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
  HSC19869  Ptelea crenulata John L. Heywood, D. H. Norris 1968-3-31 1881 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  CHSC92802  Pterostegia drymarioides John Dittes; Josephine Guardino 2005-5-11 1111 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
  UC1123147  Pteryxia terebinthina var. californica P. L. Johannsen 1936-8-20 987 Tehama 1/4 mile N W of Colby Mtn Lookout 1828 Comment
  RSA0082802  Pyrola aphylla J. R. Shevock 1972-7-24 2198 Tehama Hwy 32, S. of Lassen Park. 1280 Comment
  JEPS75793  Pyrola asarifolia Todd and Virginia Keeler-Wolf 1973-9-1 540 Tehama North shore of Minnie Lake, Yolla Bolly Mountains 1905 Comment
  HSC81829  Pyrola dentata Thomas W. Nelson, Jane Nelson, R. J. Cole 1979-7-27 5044 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. NW of Regan Meadow 1433 Comment
  UC1553507  Pyrola picta E. Dean 1988-8-2 162 Tehama S of Round Mtn. S side of Forest Rd. 35 at turnoff to Red Mtn. 1706 Comment
  UC1873674  Pyrola picta Barbara Ertter with James R. Shevock 1992-6-14 11223 Tehama Lassen Trail 15 miles SW of Highway 32, ca 9 airmiles S of Mineral on Mill Creek Plateau, 14.5 miles NE of Ponderosa Way junction. Comment
  JEPS75827  Pyrrocoma racemosa var. racemosa Todd and Virginia Keeler-Wolf 1973-9-1 538 Tehama about 0.25 mi w Johnson's Headquarters; Yolla Bolly Mountains 2042 Comment
  CHSC86835  Quercus berberidifolia Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  SEINET10730811  Quercus berberidifolia Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 903 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  JEPS38012  Quercus chrysolepis W. L. Jepson 1929-9-30 15335 Tehama Manton 762 Comment
  JEPS46643  Quercus chrysolepis W. L. Jepson Sep 1929 15335 Tehama Manton Comment
  UCD45696  Quercus douglasii W. L. Jepson 1929-9-30 15336 Tehama Macum, below Manton, e. Tehama Co. 365 Comment
  CAS-BOT-BC86111  Quercus dumosa C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  CAS-BOT-BC62793  Quercus garryana var. breweri Alice Eastwood; John Thomas Howell 1941-7-9 9821 Tehama Government Flat Comment
  UCD46164  Quercus garryana var. semota P. L. Johannses 1936-8-28 1004 Tehama 1/4 mile north of of the junction of Panther and Deer Creeks. 914 Comment
  CHSC68949  Quercus kelloggii Vernon Oswald; Lowell Ahart 1997-7-7 8663 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06 (to Tomhead Saddle and Tomhead Pk.) 1.7 mi southwest of its junction with FR 35 (28N35). 1188 Comment
  CAS-BOT-BC105127  Quercus kelloggii John Thomas Howell 1960-8-21 36293 Tehama Between Morgan and Morgan Summit 1676 Comment
  SEINET10431772  Quercus kelloggii Unknown 1956-4-27 s.n. Tehama CA Hwy 36, 35 miles E of Red Bluff. 610 Comment
  JEPS123447  Raillardella argentea Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -096 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, NE aspect. Comment
  JEPS90951  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama se slope in the head of unnamed creek draining to Spencer Meadow (near the Plumas County line, Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  UC1731689  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama e slope of mt. near Plumas County line (in head of unnamed creek draining into Spencer Meadow, Reading Peak 7 1/2' USGS quadrangle); Mt. Conard 2392 Comment
  UC1731690  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama e slope of mt. near Plumas County line (in head of unnamed creek draining into Spencer Meadow, Reading Peak 7 1/2' USGS quadrangle); Mt. Conard 2392 Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  CHSC86026  Ranunculus aquatilis var. hispidulus Jenny Marr; Caroline Warren 1998-3-18 Tehama Vicinity of upper-most North Fork Stony Creek. 231 Comment
  RSA699641  Ranunculus bonariensis var. trisepalus D. W. Taylor 1995-5-24 14937 Tehama 5 miles S Red Bluff, Coyote Creek, 1.5 miles W of Paskenta Road. 168 Comment
  CHSC80061  Ranunculus canus B. Castro; L. P. Janeway 2000-5-11 1157 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS100924  Ranunculus flammula Dean W. Taylor 1997-6-25 16095 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  CHSC62944  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1994-4-6 6082 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  JEPS88440  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1996-3-25 7274 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s bank of Paynes Creek near end of gravel road running westward from parking lot on Hwy 36, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  POM282087  Ranunculus occidentalis var. eisenii J. M. Tucker 1951-6-28 2156 Tehama 500 ft lower than summit, E side of Anthony Peak. 1951 Comment
  RSA105347  Ranunculus occidentalis var. ultramontanus G. D. Barbe 1955-7-16 196 Tehama On the E ridge to the summit of S Yolla Bolly (mt. Linn) 2256 Comment
  SEINET198082  Ranunculus occidentalis var. ultramontanus L. Kellogg 1952-7-13 36 Tehama Mendocino National Forest ; Near Ovenlid at start of trail to Square Lake and S Yolla Bolly Mtn N Coast Ranges 1768 Comment
  RSA718204  Ranunculus orthorhynchus L. Ahart 2006-7-19 13029 Tehama 100 yards W of the dirt road, E of Colby Creek, 2 airmiles SE of Colby Mtn, 5 airmiles NE of Butte Meadows 1526 Comment
  RSA123575  Ranunculus orthorhynchus G. D. Barbe 1955-7-22 245 Tehama Close to the waters edge of a small stremlet 3 miles W of the Oven Lid, alt 6800ft 2073 Comment
  UC1037398  Ranunculus orthorhynchus var. orthorhynchus Douglas Barbe 1955-7-22 245 Tehama 3 mi w Oven Lid (close to edge of small streamlet, w Tehama Co.) 2072 Comment
  CHSC65917  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1996-4-15 7385 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. At the W boundary ca. 0.1 mi S of Gyle Rd. 103 Comment
  CAS-BOT-BC55831  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  UCD112391  Rhamnus Christopher Mallek 2008-5-7 RR4- 13 Tehama Raglin Ridge. 927 Comment
  UC54505  Rhamnus rubra H. M. Hall and E. B. Babcock 4404 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC64987  Rhamnus tomentella subsp. crassifolia Vernon H. Oswald; Lowell Ahart 1995-7-12 7024 Tehama W of Red Bluff and S of Platina on Forest road 28N05 (E side of Tedoc Mtn.), 3.2 mi SE of Forest Route 45. Common shrub on roadside banks in open forest. 1402 Comment
  JEPS32571  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Paskenta-Covelo Road Mud Flat (Mud Flat); Inner North Coast Range, Mud Flat 609 Comment
  UC592916  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1937-9-6 Tehama Paskenta to Covelo road (Mud Flat); Inner North Coast Ranges 609 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
  UC592688  Rhamnus tomentella subsp. tomentella unknown 1928-9-13 3434 Tehama 1 mi above Paynes Creek (on the Red Bluff to Susanville road) 655 Comment
  CHSC64685  Rhus aromatica Vernon H. Oswald; Lowell Ahart 1995-5-9 6720 Tehama Cascade Range foothills, ecotone between Valley and Foothills Grassland (Wildflower Field) and Blue Oak Woodland, W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Shrub growing on basalt outcrop bordering Manton Rd. e of the Old Hwy. Pool. 219 Comment
  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
  CAS-BOT-BC168884  Ribes lobbii John Thomas Howell 1943-8-8 19205 Tehama Log Spring Ridge Comment
  CHSC105917  Ribes lobbii B. Castro; L. P. Janeway 1999-8-23 1034 U Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 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
  JEPS98410 Image available Ribes malvaceum var. malvaceum Vernon H. Oswald 2000-2-3 9843 Tehama Log Springs Road (M4) 1.8 mi W of Salt Creek Conservation Camp (0.1 mi uphill from Wilder Pond); Inner North Coast Ranges 571 Comment
  CHSC59323  Ribes roezlii Donald P. Gaskill 1992-2-28 3 Tehama Location on open rock face exp sw of Thomes Creek Rd 7 mi west of Paskenta. 548 Comment
  CHSC67228  Ribes roezlii James D. Jokerst 1983-4-2 1699 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  CHSC90906  Ribes roezlii Niall McCarten; Roxanne Bittman 1986-6-15 5457 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC115781  Ribes roezlii var. roezlii Lowell Ahart; John Dittes 2015-8-5 20460 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
  CAS-BOT-BC168814  Ribes viscosissimum Douglas Barbe 1955-7-16 197 Tehama On the east ridge leading to the summit of South Yolla Bolly Mtn. (Mt. Linn) 2316 Comment
  CHSC60359  Ribes viscosissimum var. hallii Mary Ann Showers 1992-6-26 2580 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC102231  Rigiopappus leptocladus L. P. Janeway; B. Castro 2009-4-25 9777 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of the 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
  CHSC102245  Rigiopappus leptocladus L. P. Janeway; B. Castro 2009-4-25 9737 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC87202  Rigiopappus leptocladus Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10743 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  JEPS113277  Rigiopappus leptocladus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13828 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  JEPS34841  Rigiopappus leptocladus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta Comment
  UC1019901  Rigiopappus leptocladus Milo S. Baker and H. K. Wagnon 1953-5-30 12603 Tehama w of, near 6 mi post, logging rd Paskenta Comment
  CHSC68813  Rorippa curvisiliqua Vernon Oswald; Lowell Ahart 1997-6-10 8560 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). On the edge of the meadow. 1821 Comment
  HSC6555  Rorippa curvisiliqua P. A. Munz 1951-7-25 16876 Tehama S Yolla Bolly Mtns., 1 mi. E of Square Lake 2134 Comment
  JEPS110077  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-7-19 13040 Tehama Depression in the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CHSC40703  Rorippa palustris var. fernaldiana Pauleen Broyles 1983-4-16 912 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in a pasture. 62 Comment
  UCD115384  Rorippa sphaerocarpa J. M. Tucker 1951-6-28 2153 Tehama east side of Anthony Peak. 1950 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
  CHSC105856  Rosa gymnocarpa J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -21 Tehama 1.75 mi. SSW of Tedoc Gap, ca. 20 mi. west of Red Bluff, along Forest Road 2712. UTM NAD83 N10N 4451503.011mN, 507778.364mE. 1720 Comment
  CHSC82374  Rosa gymnocarpa Lowell Ahart 2002-6-29 9809 Tehama Just below the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1595 Comment
  HSC74942  Rosa gymnocarpa J. P. Smith, Thomas W. Nelson 1979-6-24 10167 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  HSC75394  Rosa gymnocarpa J. O. Sawyer 1980-6-20 3569 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  JEPS99063  Rosa gymnocarpa Lowell Ahart 2002-6-29 9809 Tehama Just below the dirt road on the west side of Willow Creek, about 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) NE of Butte Meadows. 1595 Comment
  JEPS104089  Rosa pisocarpa Lowell Ahart 2003-6-11 10255 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
  CHSC86546  Rosa spithamea L. P. Janeway 2003-6-14 7846 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  CDA3946  Rubus armeniacus L. Ahart, J. Dittes 2003-6-11 10256 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  SEINET10937559  Rumex acetosella David B. Dunn 1971-8-15 Dunn 18170 Tehama 1 1/2 mi W of Lassen Park headquarters. Yellow pine forest. Comment
  CAS-BOT-BC416372  Rumex californicus Alice Eastwood; John Thomas Howell 1941-7-9 9721 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  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
  JEPS76642  Rumex salicifolius var. denticulatus L. R. Heckard 1972-6-18 2983 Tehama n of Tedoc Mt. (along Wells Creek); Wells Creek 883 Comment
  CHSC64824  Rumex salicifolius var. salicifolius Vernon H. Oswald 1995-6-4 6821 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy.36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in a pile of basalt boulders along the edge of Manton Rd. e of the borrow pit. 219 Comment
  CHSC95129  Rupertia hallii L. P. Janeway 2006-8-20 8858 Tehama High Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Southeast-facing slope. 1253 Comment
  SDSU5197  Rupertia physodes K. Dixon 1942-8-2 3319 Tehama Soda Springs. Comment
  CHSC40716  Sagina apetala Pauleen Broyles 1982-5-4 696 Tehama The Nature Conservancy Vina Plains Preserve. Above irrigation ditch. 63 Comment
  JEPS51065  Sagina apetala W. L. Jepson 1899-4-25 Tehama yard of house of Stivers' Ranch 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
  UCD80226  Sagina apetala CNPS SN Foothill Team 2006-4-19 SNFN 0446 a Tehama Private Wurlitzer Ranch, south side of Pine creek. 187 Comment
  CHSC69658  Sagina saginoides Vernon Oswald; Lowell Ahart 1997-9-9 8865 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. Along edge of creek. 1219 Comment
  RSA105467  Sagina saginoides Milo S. Baker 1955-7-25 13053 Tehama Postpile Camp, Mend. National Forest. 1829 Comment
  CHSC49470  Sagittaria cuneata Vernon Oswald 1984-7-16 1587 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  UC1731160 Image available Sagittaria rigida Dean W. Taylor 1993-8-31 14064 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  CHSC65135  Sagittaria sanfordii Vernon H. Oswald; Lowell Ahart 1995-7-31 7152 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. In Dales Lake. 213 Comment
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Dec 16 2014
  RSA530026  Sagittaria sanfordii D. W. Taylor 1991-6-14 11919 Tehama Hog Lake (West of Highway 36 ca. 3 miles S of Dales), 262 Comment
  UC525964  Salix C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  JEPS117344  Salix exigua Lowell Ahart, John Dittes 2010-7-19 16891 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  SBBG128039  Salix exigua L. Ahart, J. Dittes 2010-7-19 16892 Tehama gravel bar ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  JEPS123924  Salix exigua var. exigua Lowell Ahart, John Dittes 2015-8-6 20512 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UC525957  Salix exigua var. hindsiana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 652 Tehama 13 mi e Red Bluff (Payne Creek) Comment
  CAS-BOT-BC107907  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC107908  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 378 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  SBBG58884  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 372 Tehama S fork of Battle Crk, 1.7 km W of Mineral Comment
  UC481997  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek) 1500 Comment
  CAS-BOT-BC104005  Salix gooddingii L. E. Smith 1913-3-1 610 Tehama Reed Creek Comment
  CHSC43104  Salix gooddingii Pauleen Broyles 1982-5-28 677 Tehama Nature Conservancy Vina Plains Preserve. Sheep Camp Ditch. Comment
  CHSC88505  Salix gooddingii Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Along the creek. 304 Comment
  JEPS38396  Salix gooddingii W. L. Jepson 1899-4-30 25 s Tehama Red Bluff Comment
  UC525943  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 673 Tehama 8 mi n.e Mineral (Mt. Lassen Hwy.) 1981 Comment
  CHSC77375  Salix laevigata Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  CAS-BOT-BC128074  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  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
  UCD80747  Salix lasiolepis CNPS SN Foothill Team 2005-6-7 SNNR 0214 b Tehama TNC, Dye Creek Preserve, in the drainage between Speegle Ridge and Willow Tree Ridge. 455 Comment
  CAS-BOT-BC128325  Salix lasiolepis var. lasiolepis John Thomas Howell 1955-6-12 30318 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  CAS-BOT-BC124905  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 400 Tehama South Fork of Battle Creek, 2 km. east of Mineral 1500 Comment
  CAS-BOT-BC124909  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 687 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station, Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC124910  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124922  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124931  Salix lemmonii A. A. Heller 1928-5-30 14590 Tehama meadow at Mineral 1524 Comment
  CAS-BOT-BC124941  Salix lemmonii John Thomas Howell 1960-8-18 36096 Tehama Sulphur Works Entrance Station 2011 Comment
  POM218996  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 391 Tehama 15 km NE of Mineral. Above Lassen Highway. 2000 Comment
  SBBG29058  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 374 Tehama S fork of Battle Crk, 1.7 km W of Mineral 1500 Comment
  SBBG54691  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  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
  UC525925  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 681 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 2042 Comment
  UC482003  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama 1.7 km. n.e. Mineral (Mt. Lassen Hwy., S. Fork Battle Creek, at <creek> crossing); S. Fork Battle Creek 1570 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
  CHSC117716  Salix melanopsis Lowell Ahart; John Dittes 2016-8-25 21312 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC84289  Salix melanopsis Lowell Ahart; John Dittes 2003-6-11 10260 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  RSA695516  Salix melanopsis L. Ahart, John Dittes 2003-6-11 10260 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
  UCD80753  Salix melanopsis CNPS SN Foothill Team 2005-6-21 SNNR 0345 a Tehama USFS, Lassen National Forest, adjacent to Mill Creek. 653 Comment
  CAS-BOT-BC126172  Salix scouleriana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt. Lassen HIghway, 7.9 miles northeast of Mineral 1981 Comment
  UC525949  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  CHSC31101  Salvia columbariae P. Lynn Lester 1980-3-31 13 Tehama Salt Creek Saddle, ca. 10 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
  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
  UC589701  Salvia columbariae Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC65814  Salvia sonomensis Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 87 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  HSC90033  Salvia sonomensis Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 18 Tehama Tedoc Rd. 1.0 mi. S of intersection with Hwy. 36 671 Comment
  HSC90066  Salvia sonomensis Sam Stroich, Jr., Rolf Miller, Brian Pereira 1990-3-31 6 Tehama Tedoc Rd. 1 mi. S of hwy. 36, 2 mi. E of Tehama-Shasta Co. line 610 Comment
  CHSC27332  Sambucus mexicana T. B. Devine 1977-5-22 386 Tehama Growing on N side of Pine Creek just N of reservoir. 121 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
  CHSC67330  Sanicula bipinnata James D. Jokerst 1984-3-17 1931 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  JEPS265  Sanicula bipinnata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (along Paskenta-Covelo road) Comment
  CDA38536  Sanicula bipinnata G. Burrill 1960-4-8 s.n. Tehama Red Bank Road, Ray Snelson Prop. 0 Comment
  JEPS97010  Sanicula bipinnatifida Vernon H. Oswald and Lowell Ahart 1994-3-8 5973 Tehama N side of Black Butte Lake (junction of Black Butte Rd. and Black Butte Rd. West) 161 Comment
  HSC86923  Sanicula crassicaulis Anthony Desch, Bryon Cariss 1988-3-26 15 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  CHSC44182  Sanicula graveolens Vernon Oswald 1988-6-27 3522 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC2031499  Sanicula graveolens Barbara Ertter with Brad Olson 1991-7-6 10349 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
  RSA26164  Sanicula graveolens Alice Eastwood, J. T. Howell 1941-7-9 9789 Tehama Government Flat Comment
  UC923172  Sanicula graveolens Freed W. Hoffman 1950-7-5 3261 Tehama Trail to Yolla Bolly Summit (North Yolla Bolly) from White Rock Guard Station, near Trinity-Tehama County boundary Yolla Bolly Summit 1828 Comment
  CHSC77524  Sanicula tuberosa B. Castro; L. P. Janeway 1999-3-23 863 Tehama About 16 air miles SW of Red Bluff, vicinity of The Narrows of Red Bank Creek, on spine of a short N-trending ridge. 292 Comment
  CHSC87208  Sanicula tuberosa Lowell Ahart 2004-4-10 10733 Tehama On the west side of the Nomalaki Trail, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  JEPS102540  Sanicula tuberosa Vernon H. Oswald 2001-5-7 10018 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  UCSB13440  Sarcodes sanguinea Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  CAS-BOT-BC466233  Sarcodes sanguinea D. E. Breedlove 1962-6-12 3425 Tehama Along road from Viola to Mineral, 9.5 miles S of Viola 1524 Comment
  UCD80551  Schedonorus arundinaceus CNPS SN Foothill Team 2005-6-15 SNNR 0250 a Tehama CDFG Tehama Wildlife Area, above Antelope Creek. 282 Comment
  CAS-BOT-BC283620  Schedonorus pratensis John Thomas Howell 1960-8-20 36248 Tehama Morgan 1463 Comment
  CHSC46977  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  CHSC52554  Scirpus congdonii K. R. Stern 1986-5-21 8276 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 23 and 36. 1402 Comment
  CAS-BOT-BC111119  Scirpus microcarpus Alice Eastwood; John Thomas Howell 1941-7-9 9778 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  UC1037407  Scirpus microcarpus Douglas Barbe 1955-7-19 222 Tehama in soggy area below Rocky Cabin Spring (western Tehama County); below Rocky Cabin Spring 1889 Comment
  JEPS117680  Scirpus mucronatus Lowell Ahart, John Dittes 2010-7-17 16859 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  UCD80217  Scleranthus annuus CNPS SN Foothill Team 2006-4-5 SNFN 0439 a Tehama Private Wurlitzer Ranch. 211 Comment
  CHSC80570  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10024 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 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
  UC1618253  Scutellaria californica Barbara Ertter 1991-9-2 10770 Tehama 16 air mi e of Covelo (0.3 mi s of Rt M2 to Hammerhorn Mountain on Rt M4 (jct at Government Flat), on e side of Anthony Peak, head of Grindstone Creek); Anthony Peak, Grindstone Creek 1828 Comment
  CHSC108586  Scutellaria siphocampyloides B. Castro; L. P. Janeway 2000-6-15 1295 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  UCD80404  Scutellaria siphocampyloides CNPS SN Foothill Team 2005-5-18 SNNR 0080 Tehama TNC, Dye Creek Preserve, Wildcat Canyon, NE of where road crosses creek and SE of Apperson Cabin site. 319 Comment
  HSC6468  Sedella congdonii John L. Heywood, D. H. Norris 1968-3-31 1863 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  RSA141308  Sedella pumila June McCaskill 1960-5-26 606 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.5 miles south of Manton. Comment
  CHSC91052  Sedum obtusatum David W. Isle 1995-5-2 1047 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N of Bennett Ck., on Nomlaki Trail. 292 Comment
  CAS-BOT-BC533003  Sedum sanhedrinum Peter F. Zika 2012-7-13 25971 Tehama Above FS Rd 27N06, 0.2 road mi below terminus, 0.2 air km SE of summit of Tomhead Mountain, Yolla Bolly Mountains, North Coast Range Highlands (NCoRH) 2010 Comment
  RSA0074775  Sedum spathulifolium G. D. Wallace, Larry E. DeBuhr 1972-5-21 1064 Tehama Along Hwy 36 just outside Lassen National Forest, 2.5 miles E of turnoff to Lyonsville. 1341 Comment
  CHSC55169  Selaginella hansenii L. P. Janeway 1991-4-18 3896 Tehama On south side of and above Battle Creek, ca 1 1/2 me east of the Sacramento River. Battle Creek Wildlife Area. 167 Comment
  CAS-BOT-BC62099  Selaginella hansenii Ira L. Wiggins 1968-12-29 21050 Tehama along Belle Mill Road about 5-6 mi E of Highway 99 east of Red Bluff 152 Comment
  CAS-BOT-BC363435  Senecio aronicoides Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  CHSC21472  Senecio aronicoides M. S. Taylor 1975-7-17 850 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  JEPS13948  Senecio aronicoides Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1956-7-17 5349 Tehama 19.5 mi n Paskenta (just e of summit of ridge at Post Pile Camp); Mendocino National Forest 1948 Comment
  UCD73355  Senecio aronicoides Chuck Hughes 2008-6-22 46 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  SEINET10474900  Senecio aronicoides Mary Susan Taylor 1975-7-17 Taylor 850 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
  CAS-BOT-BC205680  Senecio integerrimus var. exaltatus James R. Shevock 1985-6-22 11243 Tehama Northern Coast Ranges. Mendocino National Forest. Along forest road M-2 at Government Flat Campground 1752 Comment
  CHSC113909  Senecio vulgaris Lowell Ahart 2014-5-13 19446 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC105665  Setaria pumila Lowell Ahart; John Dittes 2010-10-4 17289 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC84606  Setaria pumila Lowell Ahart; John Dittes 2003-9-17 10588 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
  HSC101764  Setaria pumila subsp. pumila J. P. Smith 2011-9-23 13428 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  JEPS96008  Setaria sphacelata Vernon H. Oswald and Lowell Ahart 1996-7-8 7989 Tehama on e side of Hwy 36 ca. 0.7 mi sw of parking lot at Hog Lake Plateau (Hwy 36 ne of Red Bluff near Hog Lake, Cascade Range Foothills); Cascade Range Foothills 274 Comment
  CHSC31248  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 1/2 mile from Crane Creek. Along the roadside on hiway 36. Comment
  CHSC78859  Sidalcea diploscypha Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS67208  Sidalcea glaucescens Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  CHSC68586  Sidalcea hartwegii Vernon H. Oswald; Lowell Ahart 1997-5-14 8426 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  JEPS88498  Sidalcea hartwegii Vernon H. Oswald and Lowell Ahart 1996-4-23 7430 Tehama Hog Lake Plateau. BLM parcel along Highway 36 NE of Red Bluff, Cascade Range Foothills. Comment
  JEPS97956  Sidalcea hartwegii S. Bainbridge 1998-4-11 1021 Tehama Campo Seco Ridge, S of confluence of North Fork Dye Creek and Little North Fork of Dye Creek 329 Comment
  HSC1781  Sidalcea hirsuta Larry Berti 1969-5-9 86 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  RSA565071  Sidalcea hirsuta D. W. Taylor 1992-5-14 13437 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  CHSC105866  Silene campanulata subsp. glandulosa J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca 20 mi west of Red Bluff, along side Forest Road 45. UTM N10N 4456122.241mN, 507574.138mE. 426 Comment
  CHSC64968  Silene campanulata subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1995-7-12 7034 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
  CHSC64705  Silene gallica Vernon H. Oswald; Lowell Ahart 1995-5-16 6738 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of Inks Creek Rd. 213 Comment
  JEPS94896  Silene gallica Vernon Oswald and Lowell Ahart 1998-5-14 9039 Tehama Highway 36 w of Red Bluff (1.3 mi w of Cannon Road) 274 Comment
  UC1001332  Silene grayi Louise Kellogg 1952-7-17 73 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino NF, Middle Eel-Yolla Bolla Pri (Middle Eel-Yolla Bolla Primitive Area, Mendocino National Forest) 2438 Comment
  HSC90020  Silene laciniata subsp. californica Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 22 Tehama Hwy. 36, 5 mi. W of Road A5 244 Comment
  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
  UC1010382  Silene lemmonii Milo S. Baker and H. K. Wagnon 1953-7-11 12821 Tehama 3 mi above Whitlock Camp (w Tehama County) 1524 Comment
  SEINET189217  Silene occidentalis H. M. Evans Tehama Lassen Volcanic National Park ; Drakesbad. 1676 Comment
  JEPS50896  Silene occidentalis subsp. occidentalis Joseph Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  UC54468  Silene occidentalis subsp. occidentalis H. M. Hall and E. B. Babcock July 1-2, 1903 4394 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, , near Morgan 1524 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
  CHSC64516  Sisymbrium officinale Vernon H. Oswald; Lowell Ahart 1995-4-10 6641 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the s edge of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC2208  Sisyrinchium bellum M. Underhill 1953-5-9 Tehama 152 Comment
  UC429220  Sisyrinchium idahoense var. occidentale Milo S. Baker before Feb. 1906 Tehama Little Hot Spring Valley Comment
  CDA5725  Smilacina stellata L. Ahart 2002-6-29 9810 Tehama On the south side of the upper east branch of Colby Creek, about 1/8 mile east of Colby Mountain Lookout Road, about 1 3/4 miles (air) east of Colby Mountain, about 5 1/2 miles (air) northeast of Butte Meadows. Comment
  SEINET10472589  Smilacina stellata Mary Susan Taylor 1975-7-17 Taylor 855 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CDA39213  Smilax californica L. Ahart, J. Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  UC119630  Smilax californica unknown 1892-9-20 Tehama Yolo Bola Comment
  CDA34752  Solanum americanum L. Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC117636  Solanum americanum Lowell Ahart; John Dittes 2016-8-25 21301 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC86554  Solanum parishii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  JEPS103258  Solanum umbelliferum Lowell Ahart 2002-4-27 9561 Tehama On the side of a wash, on the north side of Road M2, about 50 yards NW of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CDA7131  Solidago californica L. Ahart 2003-8-11 10493 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CAS-BOT-BC365375  Solidago elongata A. A. Heller 1937-8-20 16169 Tehama Edge of Deer Creek Meadows Comment
  CHSC87844  Solidago velutina subsp. californica Lowell Ahart 2004-6-11 11026 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  JEPS88586  Sonchus asper Vernon H. Oswald and Lowell Ahart 1996-5-27 7642 Tehama CDFG parcel on s side of Gyle Road sw Corning (nw side of Valley, along edge of creek 0.4 mi e of w boundary of reserve); Sacramento Valley, Thomes Creek Ecological Reserve 91 Comment
  SEINET11807869  Sonchus asper Unknown 1982-1 789 Tehama TNC Vina Plains Preserve, where irrigation ditch crosses under Hwy 99, 0.5 km S of Lassen Rd 60 Comment
  CHSC117577  Sorbus californica Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21369 Tehama On the north side of a poor dirt road, about 100 yards east of Highwy 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  CHSC4411  Sorghum halepense 1966-5-14 Tehama Along roadside about 2 mi ne of Corning. 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
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892<