Search Results — 2000 specimen records retrieved (1599 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73470  Abies X shastensis Alice Eastwood; John Thomas Howell 1941-7-9 9835 Tehama Near Government Flat. Comment
  CAS-BOT-BC73596  Abies concolor John Thomas Howell 1960-8-20 36204 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  SEINET6841344  Abies concolor R. A. Evers, Clara V. Evers 1975-8-23 115007 Tehama 2 miles (3.2 km) west of Mineral, elevation about 4,400 feet. Comment
  SEINET5334438  Abies magnifica T. Kerstetter 1956-4-27 s.n. Tehama Calif. Highway 36, 3 miles west of Lassen Nat. Park Turnoff. 1524 Comment
  UC688872  Abutilon theophrasti Dana I. Glover Jr. 1943-9-30 Tehama about 12 mi se Corning (on w side of Sacramento River) Comment
  CAS-BOT-BC330993  Acer glabrum var. glabrum John Thomas Howell 1960-8-18 36024 Tehama Near Lassen Volcanic National Park, Bluff Falls 1981 Comment
  CHSC77718  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  SEINET263496 Image available Acer macrophyllum R. J. Shaw 1993-5-23 5094 .1 Tehama Hwy 32 at mile marker TEH 12 1000 Comment
  HSC2832  Acer negundo var. californicum L. T. Gault 1964-3-28 46 Tehama 0.5 mi. W on Woletz slough, Los Molinos Comment
  CHSC23874  Achillea millefolium B. Garamendi 1974-5-11 3 Tehama Mill/Deer Creek Study Area. 300 yds S of Antelope Creek Crossing on Belle Melle Rd. 487 Comment
  CHSC45621  Achillea millefolium Vernon Oswald 1985-7-8 1893 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  CHSC66472  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1996-5-20 7580 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  UC1609139  Achillea millefolium Vernon H. Oswald and Lowell Ahart 1993-9-2 5905 Tehama ridge running e from Mt. Linn (ca 20 (air) mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  CHSC29643  Achnatherum lemmonii Dibble; Griggs 1979-8-16 22 Tehama Near Round Mountain, close to the town of Paskenta. 197 mm from the bottom and 261 mm from the left. 1219 Comment
  CHSC55648  Achnatherum lemmonii K. R. Stern 1986-5-21 8316 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  SEINET245218 Image available Achnatherum lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama Along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UCD50472  Achnatherum lemmonii Beecher Crampton 1954-6-16 1983 Tehama 1 mile south of Howell Saddle, Crane Mills logging road, Mendocino Natl. Forest, Paskenta district. 1828 Comment
  RSA120959  Achnatherum lemmonii var. lemmonii J. T. Howell, R. C. Barneby 1954-5-14 29572 Tehama 9 mi east of Paynes Creek 1006 Comment
  RSA700501  Achnatherum lemmonii var. lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama High Cascade Range, Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls 1170 Comment
  UCD32622  Achnatherum occidentale subsp. californicum Beecher Crampton 1954-6-16 1993 Tehama Tehama County, Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  UCD51131  Achnatherum occidentale subsp. californicum J. I. Mallory 1957-8-28 170 Tehama 1/6 mile west of southwest Mill Creek Store, Lassen National Forest. 1402 Comment
  UCD51148  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Brokeoff Mountain Trail. 2590 Comment
  CHSC32162  Achnatherum occidentale subsp. occidentale James Jokerst 1980-8-22 1107 Tehama Near Mt. Linn. Comment
  JEPS96675  Achnatherum stillmanii Dean W. Taylor 1997-6-25 16088 Tehama ridge of south canyon wall of South Fork Battle Creek; about 2 air miles N of Highway 36 1280 Comment
  CHSC64595  Achyrachaena mollis Vernon H. Oswald; Lowell Ahart 1995-4-25 6699 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the reserve fence near the s tip of the reserve. 207 Comment
  SEINET10971201  Achyrachaena mollis Mary Susan Taylor 1975-4-18 Taylor 488 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  CHSC115554  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2015-8-5 20459 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC78840  Acmispon americanus var. americanus Julie Cunningham; Jenny Marr, Heidi West, Caroline Warren, Natalie W 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  CHSC68583  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1997-5-14 8427 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  CHSC3934  Acmispon parviflorus D. F. Johnson 1967-3-9 14 Tehama Occasional on hilltops and hillsides. Ca. 100 yds. north of Johnson Rd. ca 10 mi. west of Red Bluff. 170 Comment
  CHSC64624  Acmispon wrangelianus Vernon H. Oswald; Lowell Ahart 1995-4-17 6664 Tehama Dale Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common in gravelly soil along the old highway s of the Old Hwy. Pool. 213 Comment
  CAS-BOT-BC391370  Aconitum columbianum subsp. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CHSC68959  Aconitum columbianum var. columbianum Vernon Oswald; Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  SBBG25855  Adenocaulon bicolor D. Myrick 1966-8-7 1472 Tehama North Yolla Bolly Mtn 1524 Comment
  CHSC64988  Adenostoma fasciculatum Vernon H. Oswald; Lowell Ahart 1995-7-12 6995 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. 871 Comment
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Apr 1 2009
  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
  CAS-BOT-BC69698  Adiantum aleuticum H. F. Copeland 1920-7-24 3 Tehama Rattlesnake Creek. Comment
  JEPS87831  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama 2.3 mi by road nw Willow Creek (about 2 1/2 air mi n of Cherry Hill); nw of Willow Creek 1676 Comment
  SJSU4662  Agoseris heterophylla R. L. MacDonald & N. D. Addy 1962-6-30 Tehama on State Rte 36 c. 11 mi W of Mineral Comment
  UC53886  Agoseris heterophylla var. heterophylla H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4391 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC102680  Agrostis exarata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16347 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  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
  CHSC105746  Agrostis stolonifera David Isle 1992-10-21 1802 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Kenny Ridge; 0.45 mile NW of Jct. 23N04/23N24 in wet spot on north aspect of 23N24. 1267 Comment
  JEPS110381  Agrostis stolonifera Lowell Ahart 2006-9-9 13253 Tehama On the west side of Colby Creek, west of the dirt road, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CAS-BOT-BC138565  Agrostis variabilis P. A. Munz 1951-7-25 16897 Tehama Square Lake, North base of South Yolla Bolly Mountains. 2133 Comment
  UC766846  Aira caryophyllea R. F. Hoover 1937-5-19 2262 Tehama 4 mi s Cottonwood 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
  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
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  UC1299637  Allium amplectens Freed W. Hoffman 1950-7-2 3234 Tehama 1/2 mi s Regan Meadow Public Camp Comment
  CDA39425  Allium amplectens G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2671 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  RSA90470  Allium amplectens Keith Wagnon 1953-5-3 12663 Tehama W of Paskenta along logging road. Comment
  JEPS100798  Allium bolanderi var. bolanderi Dean W. Taylor 1990-4-24 10653 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  CAS-BOT-BC465429  Allium campanulatum Clare R. Wheeler 1981-6-17 2434 Tehama Above Government Flat, E and below Uhl Peak, Mendocino National Forest 1950 Comment
  POM169453  Allium campanulatum H. M. Hall, E. B. Babcock 4328 Tehama Near Morgan, (Mill Creek Canyon). 1524 Comment
  RSA90834  Allium campanulatum Milo S. Baker, H. K. Wagnon 1953-7-12 12900 Tehama 5.1 miles above Whitlock Camp on County Road. 1829 Comment
  CHSC28170  Allium cernuum J. D. Jokerst 1979-7-4 278 Tehama 100 met. W. of marshy pond area along Forest Service trail 3E12. Turner Mtn. Comment
  UCD112027  Allium falcifolium Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  CHSC84891  Allium sanbornii var. sanbornii R. D. Fischer 2003-8-9 6 Tehama Northern Sierra Nevada. Off hwy. 32 between the Butte Meadows turn-off and Potato Patch. 13.0 miles north of hwy. 32 on rd. 27N08 (K-Line) or 7.5 miles north from single lane bridge over Deer Cr. Located around a pull-out/landing overlooking Deer Creek. 1.0 miles further west on 27N08 brings you to unmarked quarry (new). 1508 Comment
  UCD141776  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama at Square Lake on north side of South Yolla Bolly. Comment
  CHSC83382  Allophyllum gilioides subsp. violaceum L. P. Janeway; Shirley Innecken 2002-3-14 7442 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 304 Comment
  HSC95534  Allophyllum integrifolium L. Ahart 2001-6-16 8867 Tehama W side of dirt rd. near Ike Dye Hill, 2 mi. W of Hwy. 32, W of Soda Springs Campground, 3 air mi. W of Butte Meadows 1341 Comment
  CAS-BOT-BC171421  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-20 36237 Tehama Lassen Morgan, near Lassen Volcanic National Park 1463 Comment
  RSA201360  Alnus incana subsp. tenuifolia J. T. Howell 1960-8-19 36114 Tehama Brokeoff Mountain Trail. 2287 Comment
  UCD18760  Alopecurus saccatus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 53 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
  UCD55981  Alopecurus saccatus Beecher Crampton 1953-4-29 1160 Tehama 4 miles south of Dales. Comment
  CHSC66179  Amaranthus albus Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .4 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy.36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  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
  CHSC59168  Ambrosia psilostachya Vernon H. Oswald 1992-9-29 5226 Tehama Hwy 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  JEPS45121  Amelanchier utahensis Jos. Grinnell 1925-7-26 Tehama Mineral 1463 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
  CHSC65755  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1996-4-8 7333 Tehama Cascade Range Foothills.Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Bluff on the N side of the Sacramento River just downstream of the mouth of Paynes Creek. 91 Comment
  HSC65817  Amsinckia intermedia Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 89 Tehama 1/2 mi. SSW of BM1797 on FS Rd. 29N15 610 Comment
  CHSC96607  Amsinckia lycopsoides Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13607 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
  UC614661  Amsinckia lycopsoides L. Constance, J. L. Morrison 1938-5-1 2182 Tehama low hills at Paskenta; Inner North Coast Ranges 304 Comment
  UCD80132  Amsinckia lycopsoides CNPS SN Foothill Team 2006-3-28 SNFN 0349 a Tehama TNC Dye Creek Preserve. The plot is located about 1000 m SW of TNC office on the Dye Creek Preserve. 185 Comment
  CDA41477  Amsinckia menziesii G. F. Hrusa, J. Hart 2000-4-8 15290 Tehama Sacramento Valley; Coyote Creek Conservation Area. 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
  OBI55512  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
  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
  JEPS105849  Ancistrocarphus filagineus Lowell Ahart 2004-4-29 10797 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
  CHSC76779  Androsace elongata subsp. acuta J. Marr; H. West 1999-4-14 Tehama Vicinity of Newville, Garland Rd and Salt Ck drainage. 231 Comment
  CHSC76781  Androsace elongata subsp. acuta J. Marr; H. West 1999-4-13 Tehama Vicinity of Thomes Ck, Round Valley and Garland Rds. 243 Comment
  CHSC83378  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-19 7445 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  CHSC83380  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-13 7440 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Thomes Creek, and Round Valley Road. 335 Comment
  JEPS28458  Anemone occidentalis George W. Gillett 1957-8-13 1060 Tehama 1 1/2 mi. above Sulphur Works Checking Station (near Brokeoff trail, n. slope Brokeoff Mt.); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2286 Comment
  RSA757300  Angelica arguta Barbara Ertter, James R. Shevock 1992-6-14 11167 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, about 7 air miles east-southeast of Paynes Creek (town). 915 Comment
  CHSC25330  Angelica breweri Hayes; Warner 1977-8-14 37 Tehama Wet seep n of road along Highway 32 parallel to Deer Creek, c. 5 mi ne of Potato Patch Campground. 1143 Comment
  UCD127151  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  JEPS68985  Antennaria dimorpha G. L. Stebbins 1972-8-18 1972 Tehama summit of Little Red Mountain 1493 Comment
  UCD129083  Antennaria dimorpha D. W. Taylor; G. L. Stebbins Jr. 1972-6-18 1521 Tehama summit ofTedoc Mountain. 1524 Comment
  CHSC61760  Antennaria geyeri Vernon H. Oswald; Lowell Ahart 1993-9-2 5901 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CHSC78578  Anthriscus caucalis Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  SEINET10951061  Anthriscus caucalis David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17953 Tehama 8 mi. E of Red Bluff on CA Hwy 36. 305 Comment
  JEPS5261  Antirrhinum cornutum W. L. Jepson 1927-6-25 12346 Tehama Pine Creek road station 60 Comment
  CHSC87852  Antirrhinum subcordatum Lowell Ahart 2004-6-11 11019 Tehama Hillside on the west side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 553 Comment
  JEPS101526  Antirrhinum subcordatum Dean W. Taylor 1997-5-29 16003 Tehama Slopes north of Toomes Camp Road about 6 road miles west of Paskenta 487 Comment
  JEPS88888  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1994-3-8 5976 Tehama at the shoreline Burris Creek Arm of Black Butte Lake (near the e end of Morrison Bryant Rd) 144 Comment
  CHSC95198  Aphyllon epigalium subsp. epigalium R. D. Fischer 2004-5-30 835 Tehama Sierra Nevada range, off Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. 883 Comment
  CHSC77913  Apocynum cannabinum Beth Hendrickson; Jean Witzman 1999-5-21 Tehama Vicinity of South Fork Cottonwood Creek. 320 Comment
  LA212401  Apocynum pumilum James R. Shevock; 1972-7-24 2199 Tehama Highway #36, S of Lassen Natl. Park. 1402 Comment
  JEPS60404  Aquilegia formosa Joseph Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  CHSC102450  Arabidopsis thaliana L. P. Janeway; B. Castro 2009-4-25 9769 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  CHSC54001  Arabidopsis thaliana Vernon H. Oswald 1991-4-3 4478 Tehama Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. Along the creek. 88 Comment
  CAS-BOT-BC171646  Aralia californica H. F. Copeland 1920-7-24 s.n. Tehama Woods by Rattlesnake Creek Comment
  UC1078848  Arceuthobium campylopodum Job Kuijt 1957-5-21 1356 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  RSA90630  Arctostaphylos canescens Milo S. Baker, H. K. Wagnon, Baker 1953-6-21 12772 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CAS-BOT-BC23943  Arctostaphylos canescens subsp. canescens Carl B. Wolf 1937-5-15 8685 Tehama Inner North Coast Range, 1 7/10 mi. above Mud Flat on Paskenta - Covelo Road. 968 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
  CHSC68795  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1997-6-7 8547 Tehama Tedoc Mtn. between Tedoc Gap and Stuart Gap Road on FR 28N36, 0.8 mi west of FR 45. 1341 Comment
  UCD51961  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-16 710 Tehama On summit of Round Mountain. Comment
  UCR58362  Arctostaphylos manzanita Walter Knight, I. Knight 1980-6-14 3763 Tehama Originally from west of Paskenta Comment
  SEINET11995496  Arctostaphylos manzanita subsp. elegans Unknown 1986-1 60206 Tehama W of Paskenta, near Eagle Peak Lookout, road to Eagle Peak, ca 1 mi short of lookout 1036 Comment
  RSA182003  Arctostaphylos manzanita subsp. manzanita Harriet P. Kelley 1914-3-20 s.n. Tehama Los Molinos. Comment
  UC1039821  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 33 Tehama two mi sw Steamboat Point; Quad 40 B-1 548 Comment
  UCR198099  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek 610 Comment
  CAS-BOT-BC39996  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19211 Tehama Log Spring Ridge Comment
  RSA14982  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen above Mineral. 2439 Comment
  UCD52661  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC44477  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44480  Arctostaphylos patula Roger Raiche 1985-3-18 50148 Tehama Log Spring Road, west of Paskenta, 13.7 miles west of its origina at the Newville Road. 1463 Comment
  RSA31748  Arctostaphylos patula A. A. Heller 1942-2-23 16380 Tehama Top of grade east of the Paynes Creek Highway Maintenance Station. Comment
  RSA40228  Arctostaphylos patula J. T. Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles W of Ranger Station Comment
  CHSC88946  Arctostaphylos patula subsp. patula A. Peterson 2003-4-10 28 Tehama Hwy 36 east of Red Bluff, jct of Little Giant Mill Rd. Field on ridge top. 1219 Comment
  SEINET11993707  Arctostaphylos patula subsp. patula Unknown 1985-1 RR 50148 Tehama Log Springs Rd, W of Paskenta, 13.7 mi W of origin at newville Rd 1463 Comment
  CAS-BOT-BC45331  Arctostaphylos viscida subsp. viscida P. C. Everett; E. K. Balls 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 822 Comment
  CHSC102314  Arctostaphylos viscida subsp. viscida L. P. Janeway; B. Castro 2009-4-25 9774 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC105492  Arctostaphylos viscida subsp. viscida Lowell Ahart; John Dittes 2010-7-17 16877 Tehama On dry red rocky soil, just south of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 829 Comment
  CHSC80190  Arctostaphylos viscida subsp. viscida L. P. Janeway 1999-6-26 6485 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km south of Battle Creek. 434 Comment
  CAS-BOT-BC401665  Argemone munita subsp. munita Clare R. Wheeler 1989-7-11 3842 Tehama Mendocino National Forest. On roadside shoulder at intersection of USFS Rd. 23N02 and Government Flat Road. Ca. 2 miles N. of Anthony Peak 1822 Comment
  CDA31485  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama Lava beds south of Dales on Rt. 36. 0 Comment
  CHSC41033  Aristida oligantha Pauleen Broyles 1982-7-27 811 Tehama The Nature Conservancy Vina Plains Preserve. S of Lassen Road. 66 Comment
  CHSC66842  Aristida oligantha Vernon H. Oswald 1996-8-22 8243 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  SEINET11688651  Aristida oligantha Unknown 1982-1 791 Tehama The Nature Conservancy Vina Plains Preserve, along Lassen Rd Comment
  SEINET8521949  Aristida oligantha Kelly W. Allred 1991-1 5465 Tehama along hwy 99, about 2 miles south of Vina, in valley grassland community, very dry Comment
  CHSC65282  Aristida purpurea var. wrightii Vernon H. Oswald; Lowell Ahart 1995-6-13 6862 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 225 Comment
  UCD148604  Aristida ternipes var. gentilis G. F. Hrusa 1996-8-17 13518 Tehama east side of Blue Tent Creek, immediately downstream from Jelly's Ferry Road crossing, and adjacent to Interstate 5. 200 Comment
  CAS-BOT-BC400412  Aristolochia californica E. K. Anderson 1893-1-1 s.n. Tehama Vina Ranch Comment
  CHSC67152  Aristolochia californica James D. Jokerst 1981-2-23 1237 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. 45 Comment
  CAS-BOT-BC82080  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road ca. 2.5 miles east of Hwy 36/89. North end of lake near Wilson Lake Rock Comment
  CHSC104751  Arnica dealbata L. P. Janeway 2010-8-29 10174 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  UC726999  Arnica dealbata A. A. Heller 1937-7-21 15932 Tehama Sulphur Works Lassen Volcanic National Park Comment
  POM25186  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama Along the Mineral-Mt Lassen Hwy near the jct with the old road. 1829 Comment
  CHSC45633  Arnica nevadensis Vernon H. Oswald 1986-7-24 2228 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2682 Comment
  CHSC101395  Arnica parryi David Isle 1992-7-30 1559 Tehama Sugar Springs Campground. 1652 Comment
  JEPS108145  Artemisia arbuscula subsp. arbuscula L. P. Janeway, B. Castro 2005-10-10 8551 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  CAS-BOT-BC90402  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama Morgan 1463 Comment
  CHSC72404  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1998-10-27 9681 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. 548 Comment
  CHSC75347  Artemisia douglasiana Ben Myhre 1997-4-25 38 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mil west of the mouth of Dye Creek Canyon. 106 Comment
  UC91227  Artemisia douglasiana T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UCD129326  Artemisia ludoviciana J. M. Tucker 1962-7-29 3629 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  CHSC85280  Artemisia ludoviciana subsp. incompta John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 789 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  CHSC80538  Asarum hartwegii Vernon H. Oswald; Lowell Ahart 2001-5-7 10005 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  RSA90825  Asclepias cordifolia Milo S. Baker, H. K. Wagnon 1953-7-12 12845 Tehama 2.5 mi above Whitlock Camp along County Road 1524 Comment
  UC1949227  Asclepias eriocarpa Barbara Ertter with Brad Olson 1991-7-5 10302 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch Comment
  SEINET10580441  Asclepias eriocarpa Alice Eastwood, John Thomas Howell 1940-6-10 Eastwood 7876 Tehama 9 mi N of Red Bluff Comment
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 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
  CAS-BOT-BC539317  Astragalus G. Ledyard Stebbins 1972-8-19 9018 Tehama W side of Little Red Mountain [exact location unknown] 1295 Comment
  UCD159822  Astragalus G. Ledyard Stebbins 1972-8-19 9018 Tehama West side of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) 1295 Comment
  RSA108600  Astragalus accidens var. hendersonii R. C. Barneby, John T. Howell 1954-5-14 11486 Tehama Paynes Creek 549 Comment
  UCD104619  Astragalus accidens var. hendersonii Rimo Bacigalupi; G. T. Robbins 1959-4-21 7009 Tehama 0.9 mile west of Paynes Creek, along State Highway 36. 557 Comment
  CHSC72407  Astragalus clevelandii Vernon H. Oswald; Lowell Ahart 1998-10-27 9677 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 Comment
  CAS-BOT-BC186836  Astragalus gambelianus Doris Kildale Gillespie 1930-5-9 9297 Tehama 18 miles west of Mineral on Susanville road Comment
  JEPS54654  Astragalus gambelianus W. L. Jepson 1899-4-25 13749 Tehama Crane Creek , Crane Creek (Stivers' Ranch) Comment
  JEPS54657  Astragalus gambelianus J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  JEPS87657  Astragalus gambelianus Vernon H. Oswald and Lowell Ahart 1994-4-6 6083 Tehama on the shoreline Burris Creek Arm of Black Butte Lake (upper strand of the lake, near e end of Morrison-Bryant Road) 144 Comment
  UC1053441  Astragalus gambelianus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 Tehama along Paskenta Road 8 mi ne Flourney (Western Tehama County); ne of Flourney Comment
  CAS-BOT-BC192806  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2 1/2 miles e. of Paynes Creek 624 Comment
  JEPS86524  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-3-29 1474 Tehama volcanic upland ca 2.5 air km nw North Tuscan Butte summit (14 air km ne of Red Bluff, ca 50 m sw of gravel road, just se of gas pipeline); nw of North Tuscan Butte summit, ne of Red Bluff 289 Comment
  JEPS90996  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  RSA182040  Astragalus purshii var. lectulus Freed W. Hoffman 1950-7-4 3667 Tehama Saddle between North Yolla Bolly and Black Rock. 2134 Comment
  CHSC64972  Astragalus whitneyi var. siskiyouensis Vernon H. Oswald; Lowell Ahart 1995-7-12 7036 Tehama High North Coast Ranges. W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  JEPS76651  Astragalus whitneyi var. siskiyouensis L. R. Heckard 1972-6-17 2973 Tehama western slope Tedoc Mt. 1310 Comment
  UC1299228  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit Mt. Tedoc North Coast Ranges, Summit Mt. Tedoc (North Coast Ranges, western Tehama County) Comment
  CAS-BOT-BC199141  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit of Mt. Tedoc, western Tehama County. Comment
  JEPS127316  Athyrium distentifolium var. americanum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21360 Tehama About 50 yards south of Bluff Falls, about 1 miles south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  CHSC102347  Athysanus pusillus L. P. Janeway 2009-4-4 9713 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  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
  CHSC48283  Atriplex heterosperma Vernon Oswald 1987-9-8 3235 Tehama Hwy 36 at Morgan Summit, near the Lassen Park turn-off. 1752 Comment
  JEPS122055  Avena barbata Lowell Ahart, John Dittes 2014-5-17 19503 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS73950  Avena barbata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  RSA295407  Avena barbata J. R. Reeder, C. G. Reeder 1981-5-20 7357 Tehama ca. 6.5 km SW of Dales. 240 Comment
  CHSC75422  Avena fatua Ben Myhre 1997-3-31 33 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC4062  Azolla filiculoides J. Wheeler 1967-4-23 10 Tehama On the w side of Paskenta Road. 91 Comment
  CHSC60179  Balsamorhiza deltoidea Bob Garamendi 1974-5-11 52 Tehama Mill Creek and Deer Creek Study Area. 200 yds S from Bucks Flat Rd. on Deligreen Jeep Trail. 853 Comment
  RSA716327  Balsamorhiza deltoidea David W. Isle 1996-7-17 1028 Tehama Road 25N17, NE of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock 2012 Comment
  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
  CAS-BOT-BC16358  Barbarea orthoceras John Thomas Howell 1960-8-20 36225 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  CHSC21471  Barbarea orthoceras M. S. Taylor 1975-7-17 857 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  JEPS110469  Barbarea orthoceras Lowell Ahart 2006-7-19 13044 Tehama On 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
  RSA123553  Barbarea orthoceras G. D. Barbe 1955-7-22 252 Tehama Just E of Long Lake; N slope of South Yolla Bolly (Mt. Linn). 2134 Comment
  UC1001297  Barbarea orthoceras Louise Kellogg 1952-7-11 21 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly South Yolla Bolly Mountain. 2133 Comment
  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
  CAS-BOT-BC75615  Berberis dictyota A. A. Heller 1918-4-28 13006 Tehama Coast Range near Bennett Spring. 914 Comment
  CDA32024  Bidens cernua var. cernua L. Ahart, J. Dittes, J. Guardino 2009-8-27 16305 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  UCD18771  Blennosperma nanum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 64 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CHSC65659  Blennosperma nanum var. nanum Vernon H. Oswald 1996-3-20 7247 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley, Corning. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. 106 Comment
  JEPS22651  Blennosperma nanum var. nanum Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6285 Tehama 2 mi w, 1/2 mi w of US Hwy 99, 7 mi s of Corning Kirkwood; Kirkwood Plains 73 Comment
  CHSC77755  Boechera breweri subsp. breweri B. Castro; L. P. Janeway 1999-6-24 996 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. About 6 feet up from stream. 362 Comment
  JEPS106149  Boechera breweri subsp. breweri Lowell Ahart 2004-4-29 10779 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 523 Comment
  CAS-BOT-BC14418  Boechera platysperma H. F. Copeland 1920-7-25 26 Tehama On summit divide between Butte, Plumas and Tehama Counties. 1828 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
  CHSC44195  Boechera retrofracta Vernon Oswald 1988-7-12 3562 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  RSA107441  Boisduvalia cleistogama L. S. Rose 1955-6-12 55066 Tehama Hog wallow depressions on low rolling plains, 8.5 miles S of Corning. 91 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
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  RSA166324  Boisduvalia stricta D. M. Moore 1960-6-5 144 Tehama Sour Grass Creek, U.S. 99W 2.3 mi. N of Glenn county line. Comment
  UCD140012  Bolboschoenus glaucus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 353 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  CDA1761  Bothriochloa laguroides D. E. Moore, J. C. Carlton 1974-10-2 Tehama Kirkwood Road south of Corning. 0 Comment
  JEPS99044  Botrychium minganense Lowell Ahart 2002-6-29 9798 Tehama 1/8 mi south of creek crossing on Colby Mtn Lookout Rd. (5 mi NE of Butte Meadows); Willow Creek 1574 Comment
  JEPS75823  Botrychium simplex Todd and Virginia Keeler-Wolf 1975-8-10 651 Tehama 1/4 mi E of Howells Camp; Yolla Bolly Mountains 1889 Comment
  CDA34749  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC117715  Brickellia californica Lowell Ahart; John Dittes 2016-8-25 21295 Tehama East of the parking area, about 170 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  SBBG125742  Brickellia californica L. Ahart with J. Dittes 2010-10-4 17293 Tehama Toomes Crk at Tehama-Vina Rd crossing, 1,2 mi E of the Sacramento River, 3 mi NW of Vina 57 Comment
  CHSC26679  Brickellia grandiflora M. S. Taylor 1977-8-17 1476 Tehama Ca. 1/2 mi N of Old Humboldt Rd, ca. 3 mi E of its jct with Scotts John Rd, N of Jonesville. 1981 Comment
  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
  CHSC46611  Brickellia greenei Vernon H. Oswald; W. Dempsey 1989-8-3 3912 Tehama Wilson Lake north of Hwy 36, ca 8 mi (air) east of Mineral. 1633 Comment
  CHSC82075  Brickellia greenei L. P. Janeway 2001-7-29 7404 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UC86182  Brickellia greenei unknown 1892-9-20 Tehama Yolo Bola Mt. Comment
  CAS-BOT-BC127683  Brickellia greenei Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2562 Tehama At base of rim rock, north east facing exposure. Government Flat 1828 Comment
  UCD77177  Brodiaea Robert E. Preston 2000-5-26 1351 Tehama Hog Lake. 265 Comment
  CHSC43050  Brodiaea californica Pauleen Broyles 1986-4-9 963 Tehama At Lassen Road in nw corner of the Nature Conservancy Vina Plains Preserve. 66 Comment
  JEPS5516  Brodiaea californica var. californica R. F. Hoover 1936-5-21 1181 Tehama 4 mi s Cottonwood Comment
  CHSC52362  Brodiaea coronaria Pauleen Broyles 1987-4-29 1021 Tehama Betweem the barn and Sheep Camp Ditch. The Nature Conservany Vina Plains Preserve. Comment
  CHSC46816  Brodiaea coronaria subsp. coronaria W. Dempsey; V. Oswald, R. A. Schlising 1988-6-10 4539 Tehama About 9 miles W of Paskenta on road to Round Mt. 853 Comment
  CHSC66095  Brodiaea coronaria subsp. coronaria Vernon H. Oswald; Lowell Ahart 1996-5-27 7650 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  UCD77206  Brodiaea elegans Robert E. Preston 2004-5-8 2238 Tehama 6.1 mi SW of Cottonwood, along Jellys Ferry Rd 115 Comment
  JEPS74711  Brodiaea elegans subsp. elegans W. L. Jepson 1927-6-24 12341 Tehama above Payne Creek Road station; Payne Creek 304 Comment
  CAS-BOT-BC484281  Brodiaea elegans subsp. elegans R. F. Hoover 1965-5-29 9411 Tehama Dribble Creek near Red Bluff Comment
  RSA49318  Brodiaea elegans subsp. elegans Philip A. Munz 1949-5-14 13200 Tehama 7 miles south of Corning Comment
  CHSC30977  Brodiaea minor W. F. Babb 1980-4-26 19 Tehama E side of Leininger Rd. ca. 50 m from its junction with Hwy 99E ca. 25.5 mi n of Chico. Comment
  CHSC40498  Brodiaea minor Pauleen Broyles 1982-5-14 589 Tehama N of large vernal pool, The Nature Conservancy Vina Plains Preserve. 60 Comment
  UC768605  Brodiaea minor R. F. Hoover 1937-5-19 2298 Tehama 6 mi s Corning Comment
  UCD32612  Bromus carinatus Beecher Crampton 1954-6-16 1978 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
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Jul 19 2009
  SEINET10822022  Bromus carinatus var. carinatus Lowell Ahart 2004-7-9 Ahart 11219 Tehama T27N, R2E, northwest 1/4 Section 24. On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 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
  UCD58482  Bromus commutatus A. A. Beetle 1942-5-19 3280 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CAS-BOT-BC155979  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles north of Red Bluff. Comment
  JEPS95689  Bromus diandrus Vernon H. Oswald and L. Ahart 1995-4-10 6621 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; 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. Weed along the edge of Manton Rd. s of Inks Creek Rd. 207 Comment
  CHSC75425  Bromus hordeaceus Ben Myhre 1997-4-25 37 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS113242  Bromus hordeaceus Lowell Ahart 2007-5-8 13748 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
  JEPS122127  Bromus hordeaceus Lowell Ahart, John Dittes 2014-5-16 19489 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD58652  Bromus hordeaceus A. A. Beetle 1942-5-18 3309 Tehama Near Paynes Creek. Comment
  RSA758295  Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  CHSC108654  Bromus laevipes B. Castro; L. P. Janeway 2000-6-15 1299 A Tehama Inner North Coast Ranges. Ca 7.1 mi w of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  UCD80520  Bromus madritensis CNPS SN Foothill Team 2006-5-1 SNNR 1067 Tehama TNC Easement, Leininger Ranch. Comment
  UC1019883  Bromus orcuttianus Milo S. Baker and H. K. Wagnon 1953-7-12 12861 Tehama 5.1 mi from Whitlock Camp (W Tehama County) 1828 Comment
  UCR131628  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  SEINET10523834  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 712 Tehama 8 mi e of red bluff on califonria hwy 36, live oak, savannah and aesculus. 152 Comment
  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
  CHSC64930  Bromus sterilis Vernon H. Oswald; Lowell Ahart 1995-6-13 6856 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the s side of the basalt ridge at the w boundary. 195 Comment
  HSC81968  Bromus suksdorfii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4899 Tehama Along Post Creek just upstream from Forest Service road 1372 Comment
  JEPS104966  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  RSA754446  Cacaliopsis nardosmia David W. Isle 1992-5-6 1561 Tehama W of Dead Mule Springs 1549 Comment
  JEPS90703  Callitriche fassettii Dean W. Taylor 1991-4-11 11605 Tehama Seven Mile Lake Sacramento Valley, Dales 7 1/2' USGS quadrangle, Tuscan Butt (w base of Buttes) 286 Comment
  CHSC50105  Callitriche heterophylla var. bolanderi Vernon Oswald 1990-4-23 4164 Tehama Vina Plains Preserve, in Sheep Camp Ditch near Lassen Rd. 70 Comment
  CHSC88550  Callitriche marginata Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UC1586613  Callitriche marginata Vernon H. Oswald and Lowell Ahart 1991-5-9 4575 Tehama Paynes Creek Recreation Area located 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the bed of a vernal pool in grassland bordering the gravel road 0.25 mi northeast of the entrance kiosk 112 Comment
  CHSC60292  Calocedrus decurrens Mary Ann Showers 1992-6-26 2585 Tehama Along West Sulfur Creek east of Sulfur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  CHSC77627  Calochortus amabilis B. Castro; L. Janeway 1999-5-18 893 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch. Near Red Bank Creek. 292 Comment
  CAS-BOT-BC487763  Calochortus amabilis R. F. Hoover 1965-5-29 9413 Tehama Dry Creek Valley west of Red Bluff on Beegum Road 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
  CHSC7126  Calochortus luteus D. C. Burns 1969-4-24 26 Tehama 25 ft. n of junction of Hwy. 99E and Lassen Rd., 20 yds. E of Hwy. 99E. 60 Comment
  CAS-BOT-BC492644  Calochortus luteus Rodney Gregg 1945-5-1 131 Tehama In fields near Red Bluff Comment
  CAS-BOT-BC492645  Calochortus luteus Doris Kildale Gillespie 1930-5-9 9266 Tehama 5 miles east of Red Bluffs on Susanville road Comment
  SEINET3885478  Calochortus luteus Richard R. Halse 1989-5-7 3820 Tehama Along Black Butte Road, 7.1 miles southwest of its junction with State Hwy. A9 (Corning Road) or 1.8 miles north of its junction with Newville Road.; 0 150 Comment
  CAS-BOT-BC483500  Calochortus splendens Geo. B. Grant 1901-6-15 s.n. Tehama Mill Creek Canyon near Skinner Comment
  UC1299338  Calochortus tolmiei Freed W. Hoffman 1950-7-6 3755 Tehama about 1 mi ne White Rock Guard Station (w Tehama County) Comment
  HSC15382  Calochortus tolmiei Louise Kellogg 1952-7-9 7 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  JEPS60527  Caltha biflora Joseph Grinnell 1928-6-8 Tehama 5 miles north of Mineral. 1981 Comment
  RSA255538  Calycadenia ciliosa Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy. A5 on Hwy. 36, along Dry Creek 213 Comment
  RSA255541  Calycadenia ciliosa Gerald D. Carr 1971-9-18 663 Tehama 6 miles west of Vestal Road on Hwy. 36 396 Comment
  SEINET3863979  Calycadenia ciliosa R. L. Carr 1978-7-7 2117 Tehama Los Molinos. Just 300 yds S of rd on Hwy between Los Molinos and Tehama (Hwy 5). Gravel bar near Sac. R.; 0 Comment
  CHSC66039  Calycadenia fremontii Vernon H. Oswald; Lowell Ahart 1996-5-6 7535 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 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
  JEPS101292  Calycadenia fremontii Dean W. Taylor 1993-8-31 14063 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, on hill adjacent to large stock pond in unnamed south fork Inks Creek 186 Comment
  JEPS94818  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1998-7-28 9366 Tehama 7.4 mi e of the Tehama-Shasta County line at Beegum Creek (Highway 36 32.6 mi w of old Highway 99 in Red Bluff); Highway 36 390 Comment
  CAS-BOT-BC273279  Calycadenia fremontii R. L. Carr 1978-7-6 2114 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi E of Tedoc Rd jct, ca. 40 mi NW of Red Bluff Comment
  RSA789807  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Highway 36. 226 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
  UC1971696  Calycadenia fremontii 1979-8-6 2183 Tehama 10.5 mi N of Bend Road on Jelly Ferry Road, ca. 15 mi N of Red Bluff on road to Balls Ferry (cf. RLC 2202) 128 Comment
  UC1971718  Calycadenia fremontii 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mi S of Luce and Griswald Roads (ca. 13 mi SW of Cottonwood) (=GDC 777, RLC 2184) 191 Comment
  UCD129698  Calycadenia fremontii Gerald D. Carr 1973-7-2 746 Tehama 1.5 miles south of Vestal Road on Weemasoul Road. 381 Comment
  CDA10578  Calycadenia pauciflora L. Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS101296  Calycadenia pauciflora Dean W. Taylor 1997-5-29 16000 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat Comment
  RSA255569  Calycadenia pauciflora Gerald D. Carr 1971-9-18 664 Tehama 4.6 miles west of Hwy. A5 on Hwy. 36, top of roadcut 168 Comment
  RSA255610  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8 miles SW of Paskenta via Round Valley Road, along road to Mud Flat Campground 503 Comment
  UCD129854  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 miles northeast of Glenn County line on West Black Butte Road. 213 Comment
  UCD129855  Calycadenia pauciflora Gerald D. Carr 1973-6-23 741 Tehama 11.6 miles northwest of Paskenta on Toomes Camp Road. 1066 Comment
  UCD129857  Calycadenia pauciflora Gerald D. Carr 1973-7-2 747 Tehama 1.5 miles south of Vestal Road on Weemasoul Road. 381 Comment
  CHSC107254  Calycadenia truncata Lowell Ahart; John Dittes 2011-6-9 17461 Tehama High bare rocky 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
  CHSC77300  Calycadenia truncata L. P. Janeway; B. Castro 1999-6-9 6458 Tehama Vicinity of Dry Creek, west of Red Bank Creek. 316 Comment
  CHSC80587  Calycadenia truncata Lowell Ahart 2001-6-16 8848 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
  UCD80039  Calycadenia truncata CNPS SN Foothill Team 2005-6-15 SNNR 0249 a Tehama CDFG Tehama Wildlife Area. 307 Comment
  UC1506081  Calycanthus occidentalis Robert T. Clausen and J. M. Clausen 1963-6-11 63188 Tehama n slope Arbuckle Mt. (talus along Middle Fork of Cottonwood Creek, Sacramento River drainage); Sacramento River Comment
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Jul 5 2013
  JEPS110132  Calyptridium monospermum Lowell Ahart 2006-7-19 13013 Tehama Open meadow area west of the dirt road, just east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  UC1949335  Calyptridium monospermum Barbara Ertter with Brad Olson 1991-7-4 10279 Tehama ca 1-1/2 mi up Williams Camp Rd (24N05) from Ball Rock / Toomes Camp Rd (M2), ca 3 airmiles S of Ball Rock ca 28 airmiles W of Corning 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
  CHSC60354  Calystegia malacophylla Mary Ann Showers 1992-6-26 2561 Tehama Lassen Volcanic National Park, ca. 0.75 mi south of Sulphur Works Entrance Station. 1950 Comment
  SBBG5753  Calystegia malacophylla subsp. malacophylla H. and M. Dearing 1938-6-22 2093 Tehama Deer Crk above Potato Patch camp 1080 Comment
  CHSC80633  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2001-6-8 8770 Tehama Burned area on the south side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC34971  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1975-6-21 3171 Tehama Highway 32, 15.0 mi S of jct with Highway 36. Comment
  CHSC82308  Campanula griffinii Lowell Ahart 2002-4-27 9570 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
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Aug 3 2007
  CAS-BOT-BC37007  Capsella bursa-pastoris John Thomas Howell 1960-8-20 36247 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  JEPS97471  Cardamine oligosperma Vernon H. Oswald and L. Ahart 1995-3-6 6501 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CAS-BOT-BC17896  Carex angustata John Thomas Howell 1960-8-18 36075 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC82137  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  SEINET4292085 Image available Carex athrostachya Unknown 2006-1 13074 Tehama Yellow Pine Forest, on the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain,about miles (air) northeast of Butte Meadows. Comment
  RSA66645  Carex aurea Phillip A. Munz 1951-7-25 16852 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  SEINET10645567  Carex aurea Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7088 Tehama T29N, R4E, SW 1/4, SE 1/4, Sec 20. High Cascade Range, Yellow Pine Forest, volocanic soils. Forest Road 30N16, 0.5 mile north of Highway 36, ca 2 miles northeast of Mineral. Growing in a wet meadow in a small opening in mixed coniferous forest. Comment
  CAS-BOT-BC19667  Carex brainerdii Alice Eastwood; John Thomas Howell 1941-7-9 9784 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CAS-BOT-BC34085  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2438 Comment
  HSC81945  Carex buxbaumii Thomas W. Nelson, Jane P. Nelson 1979-6-15 4875 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Creek 1372 Comment
  SEINET7557851 Image available Carex echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  UC2015875  Carex feta Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-1 4422 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Comment
  HSC82147  Carex gracilior Thomas W. Nelson, Jane P. Nelson 1979-6-25 4907 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CAS-BOT-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
  RSA0035465  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. 1665 Comment
  CAS-BOT-BC22299  Carex hassei John Thomas Howell 1961-6-20 36577 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC28197  Carex hoodii H. M. Hall; E. B. Babcock 1903-7-1 4346 Tehama Near Morgan, Mill Creek Canyon. 1524 Comment
  JEPS116110  Carex integra Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 mile 1493 Comment
  CHSC109974  Carex interior Peter F. Zika; Julie Nelson 2011-7-4 25529 Tehama Forest Road 45, NE slope of Rat Trap Ridge, 3 air miles SW of Tedoc Mountain. North Coast Range Highlands (NCoRH). 1630 Comment
  SEINET3902792  Carex jonesii Barbara Ertter, Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning.; 0 1890 Comment
  CAS-BOT-BC35481  Carex jonesii Hans Leschke 1961-8-18 1841 Tehama Lassen Volcanic National Park, Diamond Peak, near highway Comment
  SEINET10710010  Carex jonesii David Castaner 1984-5-28 Castaner 8060 Tehama Along Highway 36 Gurnsey Creek. Comment
  CAS-BOT-BC31518  Carex limosa Herbert Faulkner Copeland 1920-7-17 93 Tehama Meadow on Butte Mt. 1828 Comment
  CHSC102603  Carex luzulina L. P. Janeway 2009-7-26 9869 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. 1990 Comment
  SEINET7566382 Image available Carex luzulina L. P. Janeway 2005-6-12 8423 Tehama Childs Meadows 7.5' quad. High Cascade Range. At west end of Wilson Lake, just below dirt road. Comment
  CHSC80702  Carex multicaulis Lowell Ahart 2001-6-16 8869 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CHSC90403  Carex multicaulis Niall McCarten 1986-6-15 5388 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W. of Johnson cabin. 1402 Comment
  UCD80251  Carex multicaulis CNPS SN Foothill Team 2005-6-6 SNFN 0333 a Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  CHSC47000  Carex nebrascensis K. R. Stern 1986-5-21 8278 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC83703  Carex nervina L. P. Janeway 2001-6-24 7226 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. At waters edge. 1652 Comment
  JEPS105666  Carex nervina L. P. Janeway 2001-6-24 7226 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. At waters edge 1652 Comment
  CAS-BOT-BC119672  Carex nervina Hans Leschke 1958-8-16 1555 Tehama Grassy Swales. 1950 Comment
  CAS-BOT-BC119674  Carex nervina Hans Leschke 1961-8-14 1816 Tehama Lassen Volcanic Nat Park. Meadow on horse-trail to Kings Creek Falls. Comment
  CAS-BOT-BC119675  Carex nervina Hans Leschke 1960-8-10 1786 Tehama Hat Lake 1965 Comment
  RSA66386  Carex neurophora Phillip A. Munz 1951-7-25 16879 Tehama 1 mile E of Square Lake. 2134 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
  UC725648  Carex pachystachya A. A. Heller 1929-5-1 14853 Tehama Osage Avenue Comment
  CHSC54496  Carex praeceptorum Vernon H. Oswald 1991-7-26 4767 Tehama Lassen Volcanic National Park. Forest Lake on the trail up Brokeoff Mtn. 2286 Comment
  SD71018  Carex rossii John Thomas Howell 1960-8-18 36035 Tehama Near Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  CHSC109972  Carex serratodens Peter F. Zika; Julie Nelson 2011-7-5 25525 Tehama Forest Road 45, W side of Rat Trap Ridge, 3.5 air miles ENE of Black Rock Lake. North Coast Range Highlands (NCoRH). 1660 Comment
  RSA0037135  Carex serratodens L. P. Janeway, B. Castro 2012-7-3 10944 Tehama High Cascade Range. Northwest side of Hwy 32 about 15 m northeast of the bridge across Deer Creek. 985 Comment
  UC1950428  Carex serratodens Barbara Ertter with Brad Olson 1991-7-4 10195 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  HSC70008  Carex serratodens Thomas W. Nelson, Jane P. Nelson 1978-7-21 4447 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CAS-BOT-BC115820  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9783 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC106120  Carex subfusca L. P. Janeway 2010-9-12 10208 Tehama High North Coast Ranges. At Willow Spring, 2.5 km east-southeast of Buck Rock, just below road M2. On west side of the willow and dogwood thicket along the spring. 1750 Comment
  CHSC106526  Carex subfusca Peter F. Zika 2009-8-17 24609 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CAS-BOT-BC115823  Carex subfusca W. B. Cooke; V. G. Cooke 1976-10-1 52774 Tehama Mineral Ranger Station, Lassen National Forest, Mineral. 1524 Comment
  CHSC104786  Carex vulpinoidea Don Burk 2007-6-16 Tehama Evergreen Road (Bowman Road), 0.8 mi south of Cottonwood Creek. On the northeast bank of the Anderson-Cottonwood Irrigation District canal, and in and adjacent to a lateral ditch that extends north of the canal. 137 Comment
  CHSC65138  Carex vulpinoidea Vernon H. Oswald; Lowell Ahart 1995-7-31 7162 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  CHSC99398  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. 2020 Comment
  SEINET7580520 Image available Carex whitneyi Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  CAS-BOT-BC249088  Castilleja affinis Ira L. Wiggins 1925-3-26 1521 Tehama Above the gorge on Mill Creek Comment
  HSC74847  Castilleja applegatei subsp. pinetorum J. P. Smith, Thomas W. Nelson 1978-7-22 10035 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 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
  JEPS17366  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins 1954-6-26 4640 Tehama 1.2 mi sw Government Flat (upper end of Log Spring Ridge); Mendocino National Forest, Log Spring Ridge 1798 Comment
  CAS-BOT-BC243738  Castilleja applegatei var. pinetorum Ella Dales Cantelow 1938-7-5 4380 Tehama Hy 32, Deer Creek Rd. to Chico from Chester Comment
  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
  JEPS96529  Castilleja attenuata Dean W. Taylor 1993-4-5 13327 Tehama Thomes Creek; riparian area ca. 1.2 mile upstream from Rawson Road bridge, 99 Comment
  JEPS22034  Castilleja exserta subsp. exserta Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6279 Tehama 2 mi e Paskenta (near Paskenta Cemetery, valley of Thomes Creek) 207 Comment
  CDA41250  Castilleja foliolosa L. Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS115391  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Are 1493 Comment
  SEINET4399745  Ceanothus Leila M. Shultz 1990-5-5 11319 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC90899  Ceanothus cordulatus Niall McCarten; Roxanne Bittman 1986-6-15 5464 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CAS-BOT-BC49334  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-5-1 902 b Tehama At roadside 5.5 road miles 8.8 km) west of Paskenta (measured from intersection of Tooms Camp Road and round Valley Rd.) 520 Comment
  UC774483  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1941-7-23 11058 Tehama 10 mi e (above) Paynes Creek P.O. (Red Bluff-Susanville Rd) 1005 Comment
  RSA25710  Ceanothus integerrimus var. californicus Carl B. Wolf 1941-7-23 11060 Tehama Red bluff Susanville Road (Hwy 36) 2.2 miles W of below Paynes Creek PO. 366 Comment
  CAS-BOT-BC51133  Ceanothus jepsonii var. albiflorus A. A. Heller 1918-4-28 12999 Tehama Grade between Mud Flat and Bennett Spring in the Coast Range in the digger pine belt Comment
  CHSC102471  Centaurea melitensis L. P. Janeway 2009-6-21 9822 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  CHSC78793  Centaurea melitensis Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS95716  Centaurea melitensis Vernon H. Oswald and L. Ahart 1996-6-13 6865 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC102312  Centaurea solstitialis L. P. Janeway 2009-6-21 9808 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  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
  SEINET8853571 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201522 , RB201523, RB201524, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  HSC5238  Centaurea solstitialis L. T. Gault 1964-3-24 16 Tehama South Center St. Los Molinos Comment
  JEPS105918  Centaurium muehlenbergii 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
  JEPS99026  Centaurium trichanthum Vernon H. Oswald and Lowell Ahart 1998-10-27 9678 Tehama W of Paskenta (Nomalaki Trail at first small drainage beween Mud Flat Road and China Gulch) 609 Comment
  RSA518662  Centaurium venustum L. R. Heckard, Peter Rubtzoff 1971-7-31 2671 Tehama Off the Sacramento River just northeast of Red Bluff. Comment
  CHSC66839  Centromadia fitchii Vernon H. Oswald 1996-8-22 8240 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. (Collected at the west boundary of the reserve near the creek). 105 Comment
  CHSC78803  Centromadia fitchii Vernon H. Oswald 2000-9-23 9965 Tehama Hwy 36 west of Red Bluff between Basler and Bowman roads. 265 Comment
  SDSU4592  Centromadia fitchii D. F. Howe 1962-8-7 3415 Tehama 12.4 miles north of Corning on #99. 91 Comment
  UC998333  Centromadia fitchii Milos S. Baker and H. K. Wagnon 1953-6-20 12749 Tehama 1.7 mi e Flournoy (on rd to Paskenta, w Tehama County) Comment
  CHSC101624  Cephalanthera austiniae David W. Isle 1992-9-3 1635 Tehama Mendocino National Forest. Go W on M4 (Log Springs Rd 23N69.2) to 5000 feet (T23N, R09W, NW cor. Sec. 22) at 23N02.5 Jct. Continue NW up M4 about 1.45 mi. to 23N69L jct (0.2 mi E of Lightning Sp. Tr. jct). On 23N69L. MDB and M. 1645 Comment
  JEPS96739  Cerastium fontanum subsp. vulgare Dean W. Taylor 1997-7-24 16164 Tehama Dry Lake; Lassen National Forest 1813 Comment
  JEPS88346  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1996-4-23 7447 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along flood channels of Paynes Creek just downstream from the power line); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  SEINET7347800  Cercis canadensis W. Priest 1956-4-27 s.n. Tehama Highway 36 about 20 miles west of turnoff to Lassen National Park 762 Comment
  CAS-BOT-BC251513  Cercis occidentalis Camille F. Nowell 2012-7-16 48 Tehama Hwy 32 in Lassen National Forest. 1025 Comment
  CHSC79728  Cercis occidentalis L. P. Janeway; B. Castro 2000-4-22 6679 Tehama High Cascade Range. Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 902 Comment
  RSA66353  Cercis occidentalis P. A. Munz 1951-7-28 16974 Tehama On dry slopes at upper edge of foothill woodland. road from Red Bluff via. Valentine, foot of South Yolla Bolly Mts. 305 Comment
  HSC75046  Cercocarpus montanus var. glaber J. P. Smith, Thomas W. Nelson 1978-7-22 10046 Tehama Shasta-Trinity National Forest 1280 Comment
  CHSC85291  Chaenactis douglasii var. douglasii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 808 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake. 2149 Comment
  HSC71857  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5799 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  CAS-BOT-BC276496  Chaenactis douglasii var. douglasii P. A. Munz 1951-7-26 16909 Tehama S base of South Yolla Bolly Mountains 2072 Comment
  JEPS94340  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald and Lowell Ahart 1997-5-14 8454 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)19.5 mi s of Plum Creek Road); Ponderosa Way 725 Comment
  CHSC49050  Chamaesaracha nana Vernon Oswald 1984-6-7 1263 Tehama Calif. Hwy 32, 0.4 mi s-w of Calif. Hwy 36. 1414 Comment
  UCD126581  Chamaesaracha nana Collector Unknown 1925-8-1 s.n. Tehama Red Bluff. Comment
  CHSC52640  Chamaesyce hooveri R. D. Stone 1986-7-19 760 Tehama Central Valley. (Township/Range continues: and S29 NW1/4 of NE1/4). TNC Vina Plains Preserve, W pasture 0.1 miles S of Lassen Road and 0.6 miles E of its intersection with Highway 99. Vernal pool. 68 Comment
  CHSC52642  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 65 Comment
  CHSC52644  Chamaesyce hooveri R. D. Stone 1986-7-24 787 Tehama Central Valley. Vina Plains, 0.55 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  CHSC52645  Chamaesyce hooveri R. D. Stone 1986-7-24 789 Tehama Central Valley. Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  CHSC52647  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama Central Valley. Vina Plains, 0.3 miles E of Leininger Road and 1.1 miles NNE of is intersection with Highway 99. Vernal pool. 73 Comment
  CHSC84620  Chamaesyce maculata Lowell Ahart; John Dittes 2003-9-17 10576 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
  JEPS91386  Chamaesyce maculata Dean W. Taylor 1993-10-17 14084 Tehama Round Valley Road 0.5 miles W from junction Newville Road (ca. 4 mi SW of Paskenta 274 Comment
  UC1731141  Chamaesyce maculata Dean W. Taylor 1993-10-17 14081 Tehama 3 mi S of Paskenta; Williams Butte 213 Comment
  CHSC66879  Chamaesyce nutans Vernon H. Oswald; Lowell Ahart 1996-9-4 8258 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  UC762868  Chamaesyce ocellata R. F. Hoover 1938-6-10 3586 Tehama Coyote Creek bridges s Red Bluff Comment
  CHSC66301  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-6-27 7896 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Road NW of Corning. Throughout the reserve (collected on a gravel bar at the W end of the large meander plain ca. 0.3 mi E of the W boundary). 103 Comment
  UC1731138  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1993-10-17 14080 Tehama 11 mi NW of Paskenta; Valentine Ridge, Coolyear Springs Rd; Valentine Ridge, along Coolyear Springs Road (Forest Road 25N01) 1 mi E of junction with Raglin Ridge road (Forest Road 25N02) (ca. 11 mi NW of Paskenta 518 Comment
  UC596012  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC103142  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; Josephine Guardino 2009-9-6 16371 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC112591  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-9-17 19049 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC59181  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald 1992-9-29 5228 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  UCR129873  Cheilanthes covillei H. K. Wagnon 1953-5-3 12640 Tehama West of Paskenta along logging road 244 Comment
  JEPS127261  Cheilanthes gracillima Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20700 Tehama About 2 miles by trail to Highway 32. Comment
  UC1001292  Cheilanthes gracillima Louise Kellogg 1952-7-9 6 Tehama directly s South Yolla Bolly Mt (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino Nat'l forest 2133 Comment
  RSA67672  Cheilanthes gracillima P. A. Munz 1951-7-18 16690 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  JEPS89234  Chimaphila menziesii Joseph Grinnell 1913-2 Tehama Mineral, Mt. Turner 1828 Comment
  HSC9478  Chloris virgata Larry Berti 1968-11-26 Tehama Old Red Creek School Comment
  CHSC108653  Chlorogalum pomeridianum B. Castro; L. P. Janeway 2000-6-15 1300 Tehama Inner North Coast Ranges. Ca 9 rd mi SW of Paskenta, on N side of Mud Flat Rd ca 1.6 mi W of its jcn with Round Valley Rd. 569 Comment
  CHSC110169  Chlorogalum pomeridianum var. minus Daniel Slakey; CNPS volunteers 2012-5-22 13 Tehama 433 Comment
  CHSC118043  Chorizanthe membranacea Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 205 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 201 Comment
  CHSC77776  Chorizanthe membranacea B. Castro; L. P. Janeway 1999-5-12 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 231 Comment
  RSA275281  Chorizanthe stellulata J. P. Smith, J. O. Sawyer 1971-5-22 4635 Tehama 39 miles west of Mineral on State Route 36 244 Comment
  CHSC64547  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-3 6590 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered plants in moist soil along the intermittent stream on the s edge of the basalt ridge at the w boundary. 195 Comment
  CHSC64625  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-17 6673 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of a drying wetland between the reserve fence and Manton Rd. e of the borrow pit. 213 Comment
  CHSC45658  Cirsium andersonii Vernon Oswald 1983-7-26 923 Tehama Near Calif. Hwy 32, 0.3 mi s-w of its jct. with Calif. Hwy 36. 1402 Comment
  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
  CDA21615  Cirsium arvense D. Isle, M. VanDame 1999-8-11 1240 Tehama North Coast Ranges; Mendocino National Forest - Thomes Creek Watershed. In west end of Slanes Flat near cabin site and incense cedar trees in sheet erosion area. Comment
  CHSC80591  Cirsium cymosum Vernon H. Oswald; Lowell Ahart 2001-6-5 10044 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
  CHSC87829  Cirsium cymosum Lowell Ahart 2004-6-11 11048 Tehama On the west side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 550 Comment
  JEPS29576  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Sulphur Works entrance station Lassen Volcanic National Park 2011 Comment
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  JEPS108937  Cirsium vulgare Lowell Ahart 2006-11-9 13255 Tehama Open meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CAS-BOT-BC169776  Cistanthe quadripetala Helen K. Sharsmith 1954-6-24 4345 Tehama SW ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest 1066 Comment
  UCD80467  Clarkia concinna CNPS SN Foothill Team 2005-6-6 SNFN 0333 c Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  HSC96980  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range, along Cohasset Rd. about half way down into the canyon of Deer Creek, 1 air mi. S of Deer Creek 780 Comment
  LA202688  Clarkia gracilis subsp. albicaulis S. J. Bainbridge; 1997-5-26 sn Tehama Ballard Spring area, S Fork of Dye Creek Comment
  CHSC35140  Clarkia gracilis subsp. gracilis Paul Vittori 1981-4-26 19 Tehama Ca. 0.5 mi w of Sacramento river, 1.5 mi from Interstate 5, 4.5 mi n of Red Bluff. 94 Comment
  CHSC64977  Clarkia heterandra Vernon H. Oswald; Lowell Ahart 1995-7-12 7016 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. Along drainage. 1097 Comment
  CHSC89851  Clarkia lassenensis L. P. Janeway; B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  UC1010351  Clarkia modesta Milo S. Baker 1953-5-9 12583 Tehama w Paskenta (lgging road, near 6 mi post) Comment
  RSA93131  Clarkia modesta Milo S. Baker, H. K. Wagnon 1953-5-9 12583 Tehama Logging road west of Pakenta, near 6 mile post. Comment
  CHSC41017  Clarkia purpurea Pauleen Broyles 1982-5-14 599 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  CHSC107226  Clarkia purpurea subsp. quadrivulnera Lowell Ahart; John Dittes 2011-6-9 17440 Tehama Rio De Los Molinos Land Grant. About 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC113325  Clarkia purpurea subsp. quadrivulnera Lowell Ahart; John Dittes 2014-5-17 19505 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC78879  Clarkia purpurea subsp. quadrivulnera Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC86538  Clarkia purpurea subsp. quadrivulnera L. P. Janeway 2003-6-14 7834 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  JEPS94408  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1997-5-14 8438 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  SEINET516286  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald 1997-5-14 8438 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  CAS-BOT-BC163416  Clarkia purpurea subsp. quadrivulnera John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53459 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  CHSC86569  Clarkia rhomboidea L. P. Janeway 2003-6-14 7836 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  CAS-BOT-BC164772  Clarkia rhomboidea R. Bacigalupi 1934-5-29 2413 Tehama Near Log Spring Ranger Station, Mendocino Nat. Forest, on road from Corning to Covelo 1676 Comment
  RSA90779  Clarkia rhomboidea Milo S. Baker, H. K. Wagnon 1953-7-12 12905 Tehama Above Whitlock Camp in forest 1524 Comment
  RSA0069356  Claytonia exigua subsp. exigua Dean W. Taylor, Cajun James 2014-4-23 21472 Tehama 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1250 Comment
  HSC95329  Claytonia exigua subsp. exigua L. Snyder, B. Redfern, A. de Knijf 1999-4-17 42 Tehama Hwy. 36 by Beegum Gorge 430 Comment
  CHSC75395  Claytonia perfoliata Ben Myhre 1997-3-31 26 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC107084  Clematis lasiantha V. Lockie 2010-4-6 Tehama Dye Creek Nature Conservancy Preserve. Specimen collected near trail adjacent to Dye Creek. 135 Comment
  CHSC33381  Clematis lasiantha D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 73 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  HSC49047  Clematis lasiantha Patricia Shesgreen 1978-5-13 96 Tehama Beegum Gorge, USFS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 994 Comment
  HSC65827  Clematis lasiantha D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 73 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  CHSC32796  Collinsia greenei James Jokerst 1980-6-18 889 Tehama North Coast Ranges. Near Mud Flat. Hillside. 852 Comment
  JEPS17597  Collinsia greenei Rimo Bacigalupi with Keith Wagnon, G. T. Robbins and Douglas Barbe 1955-7-16 5326 Tehama on s face of ridge running e (slightly se) from Mt. Linn summit (about 75 ft below ridge-top); South Yollo Bolly Mountain 2377 Comment
  UC980582  Collinsia parviflora Milo S. Baker and H. K. Wagnon 1953-7-12 12916 Tehama 5.3 mi from Whitlock Camp (along County Road, West Tehama County) 1828 Comment
  RSA201642  Collinsia rattanii Robert F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin cabin. Comment
  RSA93491  Collinsia rattanii Milo S. Baker, H. K. Wagnon 1953-6-21 12765 Tehama West of Paskenta at Whiskey Saddle. 1449 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
  UC614497  Collinsia sparsiflora var. collina L. Constance, J. L. Morrison 1938-5-1 2181 Tehama ow hills at Paskenta, Inner North Coast Ranges. 304 Comment
  UC764485  Collinsia tinctoria R. F. Hoover 1939-5-11 4098 Tehama Dibble Creek near Red Bluff; Dibble Creek Comment
  CAS-BOT-BC465600  Collinsia torreyi Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  JEPS17595  Collinsia torreyi var. latifolia Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5319 Tehama on e shoulder South Yollo Bolly Mtn. (Mt. Linn summit, 1 mi e of summit and +/- 500 ft in alt. below it) 2286 Comment
  RSA123578  Collinsia torreyi var. wrightii G. D. Barbe 1955-7-22 239 Tehama About 0.5 mile from Jeep road, west of Oven Lid, on the trail to Square Lk. 2073 Comment
  CHSC80673  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
  JEPS88877  Collomia grandiflora Jos. Grinnell 1925-7-14 Tehama in dry, open spot Mineral 1463 Comment
  CHSC44239  Collomia tinctoria Vernon Oswald 1988-6-27 3518 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 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
  CAS-BOT-BC230669  Collomia tracyi Catherine Best 1992-7-14 1391 Tehama At the edge of the Mendocino Pass Road, near the Mendocino County - Tehama County line Comment
  UCD80758  Comandra umbellata CNPS SN Foothill Team 2005-6-8 SNNR 0185 b Tehama USFS, Lassen National Forest, above Antelope Creek. 420 Comment
  JEPS94344  Comandra umbellata subsp. californica Vernon H. Oswald and Lowell Ahart 1997-5-14 8433 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 6.7 mi s of Plum Creek Road); Ponderosa Way 1011 Comment
  JEPS88172  Convolvulus arvensis Vernon H. Oswald and Lowell Ahart 1996-7-8 7961 Tehama BLM parcel along Hwy 36 ne Red Bluff (near intermittent stream crossing ne corner of parcel); Cascade Range foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC60470  Corallorhiza maculata Mary Ann Showers 1992-6-26 2571 Tehama East of Sulphur Works Entrance Station above West Sulphur Creek. Lassen Volcanic National Park. 1950 Comment
  CHSC101623  Corallorhiza striata David W. Isle 1992-9-3 1636 Tehama Mendocino National Forest. Go W on M4 (Log Springs Rd 23N69.2) to 5000 feet (T23N, R09W, NW cor. Sec. 22) at 23N02.5 Jct. Continue NW up M4 about 1.45 mi. to 23N69L jct (0.2 mi E of Lightning Sp. Tr. jct). On 23N69L. MDB and M. 1645 Comment
  UCSB13420  Corallorhiza striata Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral; 9.5 miles south of Viola 1524 Comment
  CHSC66578  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald; Lowell Ahart 1996-7-8 7959 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  UC1326255  Cordylanthus pilosus subsp. hansenii Milo S. Baker 1947-8-14 11998 Tehama 10 to 12 mi e Red Bluff (Hiway 36) 304 Comment
  JEPS68984  Cordylanthus pringlei G. L. Stebbins 1972-8-18 Tehama summit of Little Red Mountain 1493 Comment
  CHSC115573  Cordylanthus tenuis subsp. viscidus Lowell Ahart; John Dittes 2015-8-6 20496 Tehama Northwest of the pond, north side of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UC171034  Cornus greenei Mrs. C. M. Wilder 1912-6-19 Tehama Deer Creek 762 Comment
  CHSC25027  Cornus nuttallii Bob Garamendi 1974-5-12 64 Tehama Mill/ Deer Creek Study Area. Ponderosa Way at Deer Creek, 100 yds of Road. Common throughout study area. 518 Comment
  HSC74824  Cornus sericea subsp. occidentalis J. P. Smith, Thomas W. Nelson 1978-7-22 10012 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  HSC74943  Cornus sericea subsp. sericea J. P. Smith, Thomas W. Nelson 1979-6-24 10166 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  SBBG50833  Cornus sericea subsp. sericea J. M. Tucker, L. K. Mann 1962-7-29 3638 Tehama 0.75 mi N of Ovenlid, S Yolla Bolly Mtn, ca. 3 mi E of the summit 1981 Comment
  SFV8757  Cornus sericea subsp. sericea J. M. Tucker, L. K. Mann 1962-7-29 3638 Tehama 0.75 miles north of Ovenlid, South Yolly Bolly Mountain, about 3 miles east of the summit. 1982 Comment
  CHSC81111  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  SBBG5323  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  SBBG15974  Corydalis caseana D. Myrick 1961-6-24 358 Tehama St Hwy 36 ca. 2 mi E of Mineral 1676 Comment
  CAS-BOT-BC401887  Corydalis caseana subsp. caseana John Thomas Howell 1961-6-20 36585 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC401890  Corydalis caseana subsp. caseana Marion Ownbey; Gerald B. Ownbey 1946-6-23 2935 Tehama Guernsey Creek, 7.5 mi. south of Morgan Springs Comment
  JEPS103600  Corydalis caseana subsp. caseana Lowell Ahart 2002-6-29 9797 Tehama In the N part of a meadow, on the E side of Willow Creek, ca 1/8 mile S of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1574 Comment
  JEPS94507  Corylus californica Vernon Oswald and Lowell Ahart 1997-7-7 8704 Tehama Forest Route 35 at Slide Creek near the ne corner of the Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CHSC65930  Crassula aquatica Vernon H. Oswald; Lowell Ahart 1996-4-15 7362 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gule Rd, NW of Corning. 103 Comment
  CHSC79719  Crassula aquatica L. P. Janeway; B. Castro 2000-4-5 6658 Tehama Vicinity of Rice Creek, west of Hwy I-5. 109 Comment
  CHSC64351  Crassula tillaea Vernon H. Oswald; Lowell Ahart 1995-3-19 6531 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on basalt along the e fence ca. halfway between Inks Creek Rd. and the s tip of Dales Lake Ecological Reserve. 207 Comment
  JEPS49994  Crassula tillaea Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  UC1037399  Crepis occidentalis Douglas Barbe 1955-7-22 244 Tehama 3 mi w Oven Lid (on trail to Square Lake, w Tehama Co.) 2072 Comment
  CAS-BOT-BC290812  Crepis occidentalis subsp. pumila Douglas Barbe 1955-7-16 193 Tehama West Tehama County. Near summit of S. Yolla Bolly Comment
  HSC86850  Crocidium multicaule J. D. Jokerst, H. Wurlitzer 1984-3-18 1941 Tehama Ridge S of Pine Creek N of Pine Creek Trail, 50 m N of the benchmark Pine/1555 ft. Comment
  CHSC105228  Croton setiger Lowell Ahart; John Dittes 2010-7-19 16901 Tehama About 10 yards northwest of the poor road crossing, on the west side 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
  UCR257987  Croton setiger Ellen Dean, M. Starbuck, DHS Madrigals 2010-8-29 6866 Tehama Northern Sierra Nevada Mtns., western edge of Lake Almanor off Hwy 89 1372 Comment
  UCSB25959  Croton setiger Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  CHSC113321  Crucianella angustifolia Lowell Ahart; John Dittes 2014-5-17 19511 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  JEPS94671  Crucianella angustifolia Vernon Oswald and Lowell Ahart 1998-5-14 9048 Tehama Hwy 36 2.3 mi e Vestal Rd. (between Red Bluff and Platina) 274 Comment
  SEINET1869808  Crucianella angustifolia Barbara Ertter 1991-1 9868 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff 244 Comment
  CDA1934  Crypsis alopecuroides L. Ahart 2002-11-5 10019 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
  CHSC81641  Crypsis alopecuroides Vernon H. Oswald 2001-10-18 10062 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  HSC97194  Crypsis alopecuroides L. Ahart 2002-11-5 10018 Tehama E of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 mi. (air) NW of Orland 152 Comment
  CDA1927  Crypsis schoenoides L. Ahart 2002-11-5 10020 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
  CHSC65078  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 A Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. S side of Inks Creek Rd. on the edge of pools in the southern cluster. 213 Comment
  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
  SEINET1910009  Crypsis schoenoides Barbara Ertter, Elizabeth Nesse, Laura Fujii, Dawn Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  SEINET3926254  Crypsis schoenoides Barbara Ertter, Elizabeth Neese; Laura Fujii; Dawn Espindola 1989-10-21 8893 Tehama S side of NW arm of Black Butte Lake W of Orland.; 0 152 Comment
  SEINET4344590 Image available Crypsis schoenoides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland. 152 Comment
  SEINET8916098  Crypsis schoenoides B. Ertter, E. Neese, L. Fujii, D. Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  JEPS103392  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A 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
  JEPS103393  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 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
  UCD145296  Crypsis vaginiflora Barry Hammel 1976-8-5 428 Tehama Black Butte Lake. 213 Comment
  CHSC117167  Cryptantha affinis Lowell Ahart; John Dittes 2016-6-22 21044 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  SBBG29140  Cryptantha affinis A. Eastwood, J. T. Howell 1941-7-9 9758 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC703114  Cryptantha affinis Alice Eastwood and John Thomas Howell 1941-7-9 9758 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CHSC33157  Cryptantha crinita L. Ahart 1979-4-25 1843 Tehama Flood plain of McCoy Creek, at the intersection of McCoy Rd and Matlock LP, ca.3 mi n of Red Bluff. 110 Comment
  CHSC82088  Cryptantha crinita Samantha Mackey Hillaire 1997-4-12 134 Tehama South of Cottonwood, about 2 miles south of Battle Creek, east of the Sacramento River. Immediately west of Jelly's Ferry Road, in a drainage. 121 Comment
  CHSC86449  Cryptantha crinita Jenny Marr; Jean Hubbell 1994-4-28 102 Tehama Department of Fish and Game Battle Creek Wildlife Area, approximately 20 miles SE of Redding. 106 Comment
  CHSC66042  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1996-5-6 7507 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a grassy flat ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC78621  Cryptantha flaccida Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC92803  Cryptantha flaccida John Dittes; Josephine Guardino 2005-5-11 1106 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
  CHSC80614  Cryptantha hispidula Lowell Ahart 2001-6-14 8844 Tehama About 50 yards east of road M2, and along the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  CHSC80615  Cryptantha hispidula Lowell Ahart 2001-6-8 8764 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102408  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
  CHSC68536  Cryptantha intermedia Vernon H. Oswald 1997-4-23 8343 Tehama Inner North Coast Ranges. Forest road M2 7.6 miles W of Paskenta. 701 Comment
  JEPS67654  Cryptantha intermedia W. L. Jepson 1932-5-9 16317 Tehama Paskenta 304 Comment
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Jul 1 2009
  RSA91651  Cryptantha intermedia Milo S. Baker 1953-5-30 12671 Tehama Logging road west of Paskenta near 5 mile post Comment
  CHSC80617  Cryptantha muricata var. jonesii Lowell Ahart 2001-6-14 8820 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 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
  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
  RSA90780  Cryptantha torreyana M. S. Baker, H. K. Wagnon 1953-7-11 12835 Tehama 1.9 miles above Whitlock Camp on County road. Comment
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  CHSC117645  Cuscuta campestris Lowell Ahart; John Dittes 2016-8-24 21262 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
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Sep 12 2018
  UCD126291  Cuscuta howelliana F. T. Griggs 1973-6-21 s.n. Tehama Hot Flat Reservoir, along State Highway 36, 13 miles east of Red Bluff. Comment
  RSA0026170  Cycladenia humilis var. humilis Marc Baker 2013-6-2 17753 Tehama 5.5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.8 kilometers SSE of Wilson Lake; SW facing slope of Lost Creek Plateau. 1483 Comment
  CHSC65284  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1995-6-13 6849 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. At the s end of the borrow pit. 219 Comment
  CHSC66097  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1996-5-27 7638 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  HSC37555  Cynodon dactylon J. D. Ackerman, A. M. Montalvo 1975-7-17 569 Tehama Dry creek, 14.5 mi. from Tehama-Shasta Co. line, Hwy. 36 Comment
  JEPS96019  Cynodon dactylon Vernon H. Oswald and Lowell Ahart 1996-5-27 7638 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca 0.2 mi e of the w boundary of the reserve); nw side Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC101179  Cynoglossum grande L. P. Janeway 2009-3-28 9686 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  CHSC57351  Cynoglossum grande S. R. Mitchelson 1987-4-12 4 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  UC1051541  Cynoglossum occidentale Helen K. Sharsmith 1953-6-24 4351 Tehama rd. to Ball Rock 4.5 mi. above Patton Mill; Inner North Coast Ranges, Mendocino Nat'l Forest 1828 Comment
  CHSC116915  Cynosurus echinatus J. P. Bergmann 2011-5-2 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  CHSC64579  Cynosurus echinatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6637 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along ridge crossing the ne corner of the reserve. 225 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
  CHSC116228  Cyperus acuminatus Lowell Ahart; John Dittes 2015-6-22 20260 Tehama About 1/4 mile north of Lassen Road, dabout 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC105647  Cyperus difformis Lowell Ahart; John Dittes 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), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC84590  Cyperus difformis Lowell Ahart; John Dittes 2003-9-17 10595 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
  JEPS104226  Cyperus difformis Lowell Ahart 2003-9-17 10595 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
  RSA768920  Cyperus difformis L. Ahart, John Dittes 2010-10-4 17286 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
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CHSC65141  Cyperus squarrosus Vernon H. Oswald; Lowell Ahart 1995-7-31 7157 Tehama Cascade Range Foothills. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd. 329 Comment
  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
  CHSC84595  Cyperus squarrosus Lowell Ahart; John Dittes 2003-9-17 10597 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
  CHSC66584  Cyperus strigosus Vernon H. Oswald; Lowell Ahart 1996-7-8 7952 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS64483  Cypripedium montanum W. L. Jepson 1927-6-21 12268 Tehama about 1 1/2 to 2 mi up Battle Creek; Mineral 1524 Comment
  JEPS94921  Cystopteris fragilis Vernon Oswald and Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 0.5 mi w Rat Trap Gap (at branch of creek, n side of the Yolla Bolly-Middle Eel Wilderness); South Fork of Beegum Creek 1706 Comment
  RSA755500  Cystopteris fragilis Barbara Ertter, Brad Olson 1991-7-6 10433 Tehama Cold Spring Creek ca. 1/2 mile southeast of Cold Spring Forest Station, ca. 30 air miles west of Corning, 0.4 miles from Ball Rock Road on road to Rocky Cabin 1829 Comment
  CAS-BOT-BC192286  Danthonia californica John Thomas Howell 1960-8-18 36023 Tehama Bluff Falls 1981 Comment
  RSA758290  Danthonia unispicata Barbara Ertter, Brad Olson 1991-7-4 10215 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  UCD61363  Danthonia unispicata Dean W. Taylor 1976-7-9 6037 Tehama At headwaters of Cub Creek. 1859 Comment
  SEINET4344387 Image available Danthonia unispicata Barbara Ertter, Brad Olson 1991-7-4 10215 Tehama Toomes Camp Rd. (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr /Riley Ridge jct, ca 25 airmiles W of Corning; vernally wet opening in chaparral with scattered pines, on serpentinite. 1097 Comment
  CHSC2437  Darmera peltata R. Carter 1965-5-15 204 Tehama Found at Deer Creek falls on NW side of river, off Hwy. 32, 9.6 mi. N of intersection with Scout Rd. 1219 Comment
  SBBG2730  Darmera peltata H. and M. Dearing 1938-6-21 2060 Tehama Chico Crk, 6 mi N of Loma [Lomo] Comment
  CHSC81259  Datisca glomerata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek. 304 Comment
  UC1949096  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-5 10303 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; streambed of Long Gulch in SE corner of ranch Comment
  RSA93505  Datisca glomerata Milo S. Baker, H. K. Wagnon 1953-5-31 12720 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CHSC91129  Datura stramonium D. Isle 1997-6-19 309 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Red Bluff Diversion Dam, Sacramento River Watershed in Red Bluff. 91 Comment
  CHSC80578  Daucus pusillus Lowell Ahart 2001-6-14 8839 Tehama North of the dirt road that leads to the tower, east sides of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS88589  Daucus pusillus Vernon H. Oswald and Lowell Ahart 1996-5-20 7564 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (near Hwy. 36 at n. tip of parcel); Cascade Range Foothills 201 Comment
  HSC75385  Delphinium decorum subsp. tracyi J. O. Sawyer, K. A. Sawyer 1980-6-18 3452 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  UC1034636  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13051 Tehama w Postpile Camp; Mend. Nat. Forest 1828 Comment
  CHSC45094  Delphinium hesperium Elisa E. Amen 1988-4-2 36 Tehama Roadside ca. 1.5 mi e on Wilcox Golf Road and about 5 mi n Red Bluff. 137 Comment
  HSC31868  Delphinium hesperium Thomas E. Higley 1974-5-5 101 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  JEPS43416  Delphinium patens Jos. Grinnell 1925-6-18 Tehama Mineral 1463 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
  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
  JEPS62385  Delphinium variegatum subsp. variegatum Virginia Bailey 1938-4-16 Tehama 4 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC118388  Delphinium variegatum subsp. variegatum Tim Kask 2015-5-6 250 Tehama Antelope Creek, 'McClure Trail'. 10T 0599269/44584417 650 Comment
  HSC41102  Deschampsia danthonioides J. P. Smith, J. O. Sawyer 1973-4-14 6069 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  HSC74961  Deschampsia danthonioides J. P. Smith, Thomas W. Nelson 1979-6-24 10188 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  JEPS105848  Deschampsia danthonioides Lowell Ahart 2004-4-29 10796 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  UCD61408  Deschampsia danthonioides A. A. Beetle 1943-5-25 1947 Tehama Near Paynes Creek. Comment
  RSA758292  Deschampsia elongata Barbara Ertter, Brad Olson 1991-7-4 10236 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  SEINET191121 Image available Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama One mile S of jct of Rte 32 & 36; 13 miles W of Chester 1524 Comment
  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
  UCD63556  Deschampsia elongata J. M. Tucker; L. K. Mann 1959-7-18 3536 Tehama South Yolla Bolly Mountain. 1920 Comment
  CAS-BOT-BC43136  Descurainia pinnata subsp. brachycarpa Milo S. Baker 1940-8-15 9843 Tehama Near cabins Government Flat. Comment
  UC1586552  Descurainia sophia Vernon H. Oswald and Lowell Ahart 1991-4-16 4492 Tehama ca 0.5 mi ne McCarty Creek Rd. (e of Paskenta, n side of Thomes Creek, paralleling Paskenta Rd (A9)); Thomes Creek 207 Comment
  RSA66682  Dicentra formosa subsp. formosa P. A. Munz 1951-7-26 16945 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  CHSC107082  Dichelostemma capitatum M. Mitchell 2010-2-25 55 Tehama Dye Creek Preserve. 94 Comment
  CHSC4253  Dichelostemma capitatum subsp. capitatum D. F. Johnson 1967-3-9 17 Tehama Ca. 100 yds. North of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  HSC3077  Dichelostemma capitatum subsp. capitatum S. J. Hawks 1965-5-8 48 Tehama 15 mi. E of Red Bluff on Hwy. 36 Comment
  SBBG57629  Dichelostemma capitatum subsp. capitatum H. and M. Dearing 1938-6-21 1938 Tehama ca. 5 mi N of Loma [Lomo] Comment
  UCR52368  Dichelostemma capitatum subsp. capitatum Brent Helm, Curtis Miller, Mark Steiger 1988-3-25 38 Tehama 17.5 mi east of Tehama city line on Hwy 36 183 Comment
  CHSC118053  Dichelostemma multiflorum Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 189 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  HSC65823  Dichelostemma multiflorum D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 71 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  UCD139249  Dichelostemma multiflorum Clara Bishop 1929-4-1 1969 Tehama near Red Bluff. Comment
  CHSC118042  Dichelostemma volubile Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 207 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 201 Comment
  CHSC56819  Dichelostemma volubile B. Garamendi 1974-5-11 32 Tehama Mill/Deer Creek Study Area. Peligreen Jeep Trail; 100 yds W of Black Oak Grove sign. 853 Comment
  CAS-BOT-BC502806  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  CHSC91055  Diplacus douglasii David W. Isle 1995-5-2 1050 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC86609  Diplacus kelloggii Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Grizzly Creek. 274 Comment
  CAS-BOT-BC153498  Diplacus layneae Milo S. Baker; H. K. Wagnon 1953-5-10 12621 Tehama Logging rd West of Paskenta, near 10 mi. post Comment
  CHSC63421  Diplacus nanus Vernon H. Oswald 1994-6-11 6270 Tehama Tedoc Rd. (Forest Rd. 45) 0.5 mi N of Tedoc Gap, W of Red Bluff and S of Plantina. 1365 Comment
  CAS-BOT-BC151451  Diplacus nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2346 Comment
  CHSC65351  Diplacus torreyi Lowell Ahart 1995-10-3 7658 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  CHSC13901  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 249 Tehama 0.8 mi e on Vina Road from Hwy 99 on s side of road. Comment
  HSC2097  Dodecatheon clevelandii subsp. patulum Larry Berti 1969-3-15 19 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CHSC55397  Dodecatheon hendersonii Vivian L. Long 1991-4-13 12 Tehama Ca. 400 m. s of Digger Creek. 790 Comment
  CHSC82607  Dodecatheon hendersonii Tara Morgan 2002-3-31 9 Tehama In Ishi Wilderness within Lassen National Forest. Found near the trail that runs parallel to Mill Creek on the south. 682 Comment
  RSA21501  Dodecatheon hendersonii Carl B. Wolf 1937-5-15 8683 Tehama 1.7 mi. above mud flat on Paskenta-Covelo Rd. 969 Comment
  RSA268972  Downingia bicornuta J. R. Reeder, C. G. Reeder 1975-6-4 6674 Tehama ca. 4 miles SW of Dales, ca. 11 miles NE of Red Bluffs. 274 Comment
  JEPS108478  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-5-2 293 -96 Tehama Vina Plains Preserve, located 13 miles north of Chico Comment
  CHSC79103  Downingia cuspidata B. Castro; L. P. Janeway 2000-4-5 1057 Tehama Vicinity of Orland and Highway I-5. 109 Comment
  JEPS108517  Downingia cuspidata Lisa Schultheis 1995-5-1 101 -95 Tehama Along south edge of Dale's Lake, on Route A6, northwest of Red Bluff Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  RSA565070  Downingia insignis D. W. Taylor 1992-5-14 13438 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
  CDA12944  Downingia ornatissima G. F. Hrusa 1996-5-2 12905 Tehama Central Valley; near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  JEPS86525  Downingia pusilla Roy E. Buck and Glenn L. Clifton 1990-3-28 1471 Tehama 5 air km wnw Corning (3.3 air km ne of confluence of Burch and Houghton Creeks, just w of gas pipeline) 109 Comment
  CDA15515  Draba verna R. L. Green 1999-5-6 PDR 1231337 Tehama North Coast Ranges; Red Bluff. 0 Comment
  CHSC87236  Draba verna var. aestivalis Jenny Marr; Heidi West 1999-4-14 Tehama Vicinity of Garland Road (Newville Road), Round Valley Road, and uppermost North Fork Stony Creek. 259 Comment
  UC1001329  Drymocallis lactea var. austiniae Louise Kellogg 1952-7-16 69 Tehama on Boswell Ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC673607  Dudleya cymosa L. V. Compton 1930-5-20 Tehama 21 mi ne Red Bluff (Meadow Ranch) Comment
  CHSC117620  Dysphania botrys Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21367 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  JEPS127108  Dysphania botrys Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21367 Tehama A little south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  CHSC66192  Dysphania pumilio Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .1 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at old bridge site. 103 Comment
  CHSC117641  Echinochloa colona Lowell Ahart; John Dittes 2016-8-25 21284 Tehama About 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 Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CDA32979  Echinochloa colona Metcalf 1979-7-2 Tehama Proberta; near Willow Creek, 1/2 mile east of I-5 0 Comment
  CHSC66892  Echinochloa crus-galli Vernon H. Oswald; Lowell Ahart 1996-9-4 8250 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. 182 Comment
  HSC38738  Echinochloa crus-galli A. M. Montalvo, J. D. Ackerman 1975-7-17 570 Tehama 14.5 miles E of Shasta-Tehama Co. line, Hwy. 36 Comment
  SEINET186063 Image available Echinochloa crus-galli V. E. Long 1931-8-14 102 a Tehama Corning 79 Comment
  CHSC117403  Eclipta prostrata B. Castro; L. Janeway 2015-7-13 2102 Tehama Sacramento Valley. In 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 in rural residential area. 76 Comment
  CHSC116229  Elatine Lowell Ahart 2015-6-22 20263 Tehama About 1/4 dmile 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
  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
  CHSC80295  Eleocharis acicularis B. Castro; L. P. Janeway 2000-5-23 1177 Tehama Vicinity of Orland and Black Butte Lake. 114 Comment
  CHSC62049  Eleocharis acicularis var. gracilescens L. P. Janeway; Robin Fallscheer, Heidi West 1993-5-22 4353 Tehama Northeast side of Hwy 99, 0.4 mi southeast of Lassen Road. 64 Comment
  CHSC66585  Eleocharis acicularis var. occidentalis Vernon H. Oswald; Lowell Ahart 1996-7-8 7970 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC84597  Eleocharis flavescens var. flavescens Lowell Ahart; John Dittes 2003-9-17 10600 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  HSC95809  Eleocharis flavescens var. flavescens L. Ahart, John Dittes 2003-9-17 10600 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-BC112777  Eleocharis macrostachya John Thomas Howell 1960-8-20 36217 Tehama Morgan, near Lassen Volcanic National Park. 1463 Comment
  CHSC102685  Eleocharis macrostachya Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16335 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC64729  Eleocharis macrostachya Vernon H. Oswald 1995-5-28 6792 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. 219 Comment
  CHSC80094  Eleocharis macrostachya L. P. Janeway 2000-5-16 6730 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  JEPS97287  Eleocharis macrostachya Vernon H. Oswald 1995-5-28 6792 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  JEPS117679  Eleocharis parishii Lowell Ahart, John Dittes 2010-7-17 16870 Tehama Above the high water line on the south 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
  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
  RSA518660  Eleocharis radicans L. R. Heckard, Peter Rubtzoff 1971-7-31 2677 Tehama Tehama County: Damp mud of land locked lagoon off the Sacramento River just NE of Red Bluff. Comment
  CHSC87857  Eleocharis rostellata Lowell Ahart 2004-6-11 11036 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  JEPS124409  Eleocharis suksdorfiana Lowell Ahart, John Dittes 2015-8-6 20502 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
  JEPS88571  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-6-3 7711 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek 0.5 mi downstream from old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  RSA518664  Elodea canadensis L. R. Heckard, Peter Rubtzoff 1971-7-31 2680 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  CHSC53329  Elymus caput-medusae Vernon H. Oswald 1991-3-21 4471 Tehama Irwin Rd, near the Buckhorn Area of Black Butte Reservoir. Along the sides of the road. 140 Comment
  CDA31718  Elymus elymoides subsp. californicus L. Ahart 2001-6-8 8806 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS98967  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
  CHSC66516  Elymus glaucus subsp. glaucus Vernon H. Oswald; Lowell Ahart 1996-5-20 7569 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  JEPS88275  Elymus glaucus subsp. glaucus Vernon H. Oswald and Lowell Ahart 1996-5-20 7569 Tehama ne end of BLM parcel along Hwy 36 ne Red Bluff; Cascade Range Foothills, Hog Lake Plateau 188 Comment
  CHSC108652  Elymus multisetus B. Castro; L. P. Janeway 2000-7-15 1299 Tehama Inner North Coast Ranges. Ca 7.1 mi w of Pasdenta along Rd M2, at Beehive Flat. 670 Comment
  CHSC65285  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1995-6-13 6864 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the fence e of the Old Hwy. Pool. 219 Comment
  UCD62610  Elymus stebbinsii subsp. septentrionalis August L. Hormay 1929-6-14 Tehama 1 mile West of Devils Den, Campbellville. Comment
  CHSC87154  Elytrigia pontica subsp. pontica Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  UCD15031  Epilobium J. M. Tucker; Louis K. Mann 1962-7-29 3637 Tehama Ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid. 1981 Comment
  HSC96967  Epilobium brachycarpum L. Ahart 2006-7-25 13075 Tehama About 20 yds. E of where the dirt road crosses Colby Creek, 2 mi. SE of Colby Mtn., 5 mi. NE of Butte Meadows 1519 Comment
  CHSC66881  Epilobium ciliatum subsp. ciliatum Vernon H. Oswald; Lowell Ahart 1996-9-4 8265 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  JEPS105965  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  RSA718737  Epilobium ciliatum subsp. ciliatum L. Ahart 2006-7-25 13076 Tehama About 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  UC1037388  Epilobium ciliatum subsp. glandulosum Douglas Barbe 1955-7-21 233 Tehama w and s shores Square Lake (w Tehama Co.) 2103 Comment
  RSA105349  Epilobium ciliatum subsp. glandulosum Douglas Barbe 1955-7-21 233 Tehama West and south shores of Square Lake 2104 Comment
  CHSC41012  Epilobium cleistogamum Pauleen Broyles 1982-5-28 673 Tehama The Nature Conservancy Vina Plains Preserve. In a wallow, just nw of barn in s pasture. 62 Comment
  UC1392746  Epilobium cleistogamum R. F. Hoover 1968-5-29 11132 Tehama 4 mi se Vina Comment
  CDA38095  Epilobium cleistogamum Ken Fuller & T. C. Fuller 1990-7-14 s.n. Tehama Vina Plains, east side of Highway 99E. 0 Comment
  CHSC106145  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  CHSC109231  Epilobium densiflorum Robert Fischer 2012-6-3 1062 Tehama Northern Sacramento Valley, north of Chico, within the southernmost portion of Tehama County, off of Hwy 99 and 0.4 miles west on Haille Road. Vina Plains Preserve, Wurlizer Unit. 56 Comment
  CHSC41014  Epilobium densiflorum Pauleen Broyles 1982-7-27 808 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch, just s of Lassen Road in e pasture. 66 Comment
  CHSC84287  Epilobium densiflorum Lowell Ahart; John Dittes 2003-6-11 10246 A Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS88308  Epilobium densiflorum Vernon H. Oswald and Lowell Ahart 1996-5-20 7599 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  UCD80479  Epilobium densiflorum CNPS SN Foothill Team 2005-6-21 SNNR 0351 b Tehama Tehama County; USFS Lassen National Forest; stand abuts Mill Creek on its southern corner. 559 Comment
  SBBG128035  Epilobium densiflorum L. Ahart, J. Dittes 2010-7-17 16882 Tehama S side of Ponderosa Way, ca. 10 yards SW of Soap Crk crossing, ca. 4.5 mi SE of Manton, ca. 2.5 mi N of Hwy 36 726 Comment
  CHSC48631  Epilobium hornemannii subsp. hornemannii Vernon Oswald 1988-7-12 3570 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at a spring located 0.88 mi w of the trailhead. 2130 Comment
  CHSC67257  Epilobium minutum James D. Jokerst 1983-5-10 1746 Tehama Wurlitzer Ranch E of Meridian Rd., top of bluff that is the S bank of Zimmershed Creek where the flow changes from S to W. 103 Comment
  CHSC77611  Epilobium minutum Heidi West; Caroline Warren, Jenny Marr 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 335 Comment
  JEPS113195  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
  RSA795889  Epilobium pallidum L. Ahart 2012-6-2 18145 Tehama East side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC107358  Epilobium torreyi Lowell Ahart; John Dittes 2011-6-9 17444 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC109230  Epilobium torreyi Robert Fischer 2012-5-20 1063 Tehama Northern Sacramento Valley, north of Chico, within the southernmost portion of Tehama County, off of Hwy 99 and 0.4 miles west on Haille Road. Vina Plains Preserve, Wurlizer Unit. 56 Comment
  CHSC94267  Epilobium torreyi Lowell Ahart 2006-7-25 13077 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS38231  Epilobium torreyi W. L. Jepson 1938-6-10 18977 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  JEPS97284  Epilobium torreyi Vernon H. Oswald and L. Ahart 1995-5-16 6724 Tehama Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC84282  Equisetum X ferrissii Lowell Ahart; John Dittes 2003-6-11 10236 Tehama On the south edges of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC9737  Equisetum hyemale subsp. affine Nancy Mosman 1971-7-17 118 Tehama Along Deer Creek ca. 75 ft w of Hwy 32 and 19.2 mi s of Chester. 1219 Comment
  JEPS68589  Eragrostis cilianensis Chas. B. Weeks before Oct. 1913 Tehama Red Bluff Comment
  RSA756338  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama South side of northwest arm of Black Butte Lake west of Orland. 152 Comment
  SEINET4344383 Image available Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, and Dawn Espindola 1989-10-21 8890 Tehama S. side of N. W. arm of Black Butte Lake W. of Orland 152 Comment
  RSA724827  Ericameria bloomeri L. Ahart 2006-9-9 13270 Tehama Near dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 air miles SE of Colby Mt., about 5 air miles NE of Butte Meadows. 1526 Comment
  CHSC61764  Ericameria greenei Vernon H. Oswald; Lowell Ahart 1993-9-2 5897 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  HSC81837  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5055 Tehama Along ridge at Pole Corral Gap 1311 Comment
  JEPS68987  Ericameria ophitidis G. L. Stebbins 1972-8-18 Tehama ridge w Little Red Mountain (near Pole Corral Gap) 1249 Comment
  SEINET205025  Ericameria ophitidis Loran C. Anderson, Kent Fish 1965-8-16 2935 Tehama east slopes of Mt. Tedoc just below summit. 39 air miles west of Red Bluff. 1494 Comment
  CHSC61765  Erigeron compositus Vernon H. Oswald; Lowell Ahart 1993-9-2 5911 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  HSC75378  Erigeron compositus J. O. Sawyer, K. A. Sawyer 1980-6-18 3445 Tehama S of N Yolla Bolly Peak. 2348 Comment
  JEPS117336  Erigeron inornatus var. inornatus Lowell Ahart, John Dittes 2010-7-19 16906 Tehama On the south side of the poor dirt road, about 200 yards southwest of the poor road crossing 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
  CHSC115574  Erigeron lassenianus var. lassenianus Lowell Ahart; John Dittes 2015-8-6 20499 Tehama Northwest of the pond, in the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC68804  Erigeron lassenianus var. lassenianus Vernon Oswald; Lowell Ahart 1997-6-10 8557 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground. 1821 Comment
  JEPS101366  Erigeron lassenianus var. lassenianus Dean W. Taylor 1997-6-25 16098 Tehama margin of Pear Lake; Lassen National Forest 1920 Comment
  JEPS41751  Erigeron lassenianus var. lassenianus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  SEINET14589905 Image available Eriodictyon californicum Anthony Baniaga 2011-6-3 300 Tehama Lassen National Forest. Along 28N29. Barkley MTN quad. T27N R2E sec 15 NE of SW 1060 Comment
  UCD67944  Eriodictyon californicum Barbara Babbe 1977-5-21 12 Tehama Mendocino Natl. Forest. 10.8 mi. W. of the junction of Round Valley Rd. and Toome Camp Rd. 914 Comment
  RSA105361  Eriogonum compositum G. D. Barbe 1955-7-21 226 Tehama West shore of Square lake. 2104 Comment
  CHSC79195  Eriogonum compositum var. compositum L. P. Janeway 2000-6-29 6850 Tehama High North Coast Ranges. About 1100 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2300 Comment
  CHSC88501  Eriogonum compositum var. compositum Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek, Long Hollow, and Little Grizzly Creek. North-facing bank over creek. 289 Comment
  CDA13584  Eriogonum dasyanthemum G. F. Hrusa 1996-8-17 13508 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC78686  Eriogonum dasyanthemum L. P. Janeway; B. Castro 2000-6-11 6791 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge. 902 Comment
  OBI71982  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Rd (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  UC774945  Eriogonum dasyanthemum Carl B. Wolf 1937-9-2 9295 Tehama Paskenta - Covelo Road Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  UCD99901  Eriogonum dasyanthemum Thomas W. Nelson; Jane P. Nelson 1980-6-23 5871 Tehama along Colyear Springs Road (25N01), 1.6 miles west of junction with Raglin Ridge Road (25N02, 25N05). 701 Comment
  JEPS104430  Eriogonum gracile var. gracile Lowell Ahart 2003-9-17 10587 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
  JEPS81087  Eriogonum libertini Thomas W. Nelson and Jane P. Nelson 1980-6-22 5849 Tehama summit of Mount Tedoc Shasta-Trinity National Forest, Yolla Bolly Quad, Mount Tedo 1584 Comment
  NY323374  Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386.8 Comment
  UC1425859  Eriogonum libertini T. P. Spira and R. Thode 1978-7-27 Tehama just w Little Red Mtn. (Pole Corral Gap); Shasta Trinity N.F., Pole Corral Gap 1219 Comment
  JEPS88134  Eriogonum luteolum Vernon H. Oswald and Lowell Ahart 1996-7-8 7958 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream crossing the n.e. corner of the parcel near its confluence with Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  UC725288  Eriogonum luteolum var. luteolum A. A. Heller 1937-7-21 Tehama Deer Creek Comment
  CAS-BOT-BC261457  Eriogonum nudum var. nudum Alice Eastwood; John Thomas Howell 1941-7-9 9717 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1609437  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1993-9-2 5919 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2316 Comment
  CHSC117621  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21366 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  SJSU9526  Eriogonum nudum var. pubiflorum R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Hwy 36 c. 11 mi W of Mineral Comment
  CDA22654  Eriogonum roseum L. Ahart, J. Dittes 2003-9-17 10587 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC79197  Eriogonum spergulinum var. reddingianum L. P. Janeway 2000-6-29 6854 Tehama High North Coast Ranges. At Ides Cove Trailhead, a small saddle on the ridge about 2300 m east of Mt. Linn. 2095 Comment
  JEPS104256  Eriogonum spergulinum var. reddingianum Lowell Ahart 2003-8-23 10525 Tehama About 10 yd n of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  UCD101200  Eriogonum strictum var. anserinum Dean William Taylor 1972-6-17 s.n. Tehama on Tedoc Mountain. 1371 Comment
  HSC74829  Eriogonum strictum var. greenei J. P. Smith, Thomas W. Nelson 1978-7-22 10018 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS76261  Eriogonum strictum var. greenei Todd Keeler-Wolf 1977-9-10 662 Tehama upper e-facing slopes of Mt. Linn South Yolla Bolly Mountains, Mt. Linn 2377 Comment
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  CAS-BOT-BC262773  Eriogonum strictum var. proliferum Clare B. Hardham 1971-8-10 18314 Tehama South Yolla Bolly Mountain 2286 Comment
  CHSC48660  Eriogonum tripodum Vernon Oswald 1988-6-27 3514 Tehama M2 (23N01) 9.4 mi w of Paskenta. On a serpentine outcrop. 804 Comment
  JEPS87373  Eriogonum umbellatum var. smallianum Vernon H. Oswald and Lowell Ahart 1993-9-2 5899 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UC1609432  Eriogonum umbellatum var. smallianum Vernon H. Oswald and Lowell Ahart 1993-9-2 5899 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC262202  Eriogonum ursinum H. F. Copeland 1920-7-17 97 Tehama On top of Butt Mt 1828 Comment
  CAS-BOT-BC262283  Eriogonum ursinum George W. Gillett 1957-8-13 1065 Tehama Lassen Volcanic National Park. Brokeoff Mountain 2514 Comment
  JEPS28768  Eriogonum ursinum George W. Gillett 1957-8-13 1065 Tehama near east cliffs of main Brokeoff structure (Brokeoff Mountain); Lassen Volcanic National Park, Brokeoff Mountain 2514 Comment
  CHSC117711  Eriogonum vimineum Lowell Ahart; John Dittes 2016-8-24 21264 Tehama About 40 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC80247  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 2000-6-7 1196 Tehama Vicinity of Paskenta, Thomes Creek. 362 Comment
  CHSC77304  Eriophyllum lanatum var. achilleoides Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 256 Comment
  HSC74984  Eriophyllum lanatum var. achilleoides J. P. Smith, Thomas W. Nelson 1979-6-25 10204 Tehama Shasta-Trinity National Forest. Road to Tedoc Mtn., 2.8 mi. from its junction with S.R. 36 854 Comment
  CHSC77305  Eriophyllum lanatum var. aphanactis Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  CHSC102483  Eriophyllum lanatum var. grandiflorum L. P. Janeway; B. Castro 2009-4-25 9775 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  RSA724808  Eriophyllum lanatum var. grandiflorum L. Ahart 2006-8-15 13196 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  CHSC64544  Erodium botrys Vernon H. Oswald; Lowell Ahart 1995-4-3 6554 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant at the s gate of the old highway. 216 Comment
  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
  CHSC64393  Erodium cicutarium Vernon H. Oswald; Lowell Ahart 1995-3-6 6517 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected along aroadcut near the ne tip of the reserve but common and widespread. 228 Comment
  JEPS97467  Erodium cicutarium Vernon H. Oswald and L. Ahart 1995-3-6 6517 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
  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
  HSC8482  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1828 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  HSC90405  Erodium cicutarium Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 21 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  CHSC40816  Erodium moschatum Paulenn Broyles 1982-4-28 475 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC64545  Erodium moschatum Vernon H. Oswald; Lowell Ahart 1995-4-3 6588 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
  JEPS101762  Eryngium alismifolium Dean W. Taylor 1997-7-24 16160 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC64935  Eryngium articulatum Vernon H. Oswald 1995-7-12 7062 Tehama Hwy. 36 16.6 mi W of Red Bluff. Locally abundant on the dry bed of a vernal pool. 228 Comment
  RSA795264  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At south end of Red Bluff, between railroad and Highway 99W 0.25 miles south of its intersection with on/off ramps for Highway I-5, opposite St. Elizabeth s Hospital. 88 Comment
  CDA15434  Eryngium castrense G. F. Hrusa, J. Hart 1998-5-1 14422 Tehama Sacramento Valley; Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC78580  Eryngium castrense J. Marr; N. Wight 1998-7-14 Tehama Vicinity of Newville, Garland Road and North Fork Stony Creek. 207 Comment
  JEPS122050  Eryngium castrense Lowell Ahart, John Dittes 2014-5-18 19525 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  JEPS96066  Eryngium castrense Vernon H. Oswald and Lowell Ahart 1996-7-8 7988 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UC735032  Eryngium castrense Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3201 Tehama 1 mi. w. Corning (Sacramento Valley); Sacramento Valley 91 Comment
  RSA90608  Erysimum capitatum Milo S. Baker, H. K. Wagnon 1953-6-21 12785 Tehama Logging road west of Paskenta. 1220 Comment
  CAS-BOT-BC54945  Erysimum perenne G. B. Rossbach; R. P. Rossbach 1938-7-20 Fl. 890 a Fr. 890b Tehama Just south of Soda Spring, Lassen Volcanic National Park. Comment
  SJSU7667  Erythranthe breweri J. W. Tilden 1960-6-26 1480 Tehama Wilson L 1524 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
  CHSC27312  Erythranthe guttata T. B. Devine 1977-5-22 381 Tehama Pine Creek. 50 yds e of Wurlitzer House. S of Creek, 6 mi e of Hwy 99. 121 Comment
  CHSC44240  Erythranthe guttata Vernon Oswald 1988-7-12 3563 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Boulder Lake (dry) located between Square and Long Lakes, 1.90 mi w of the trailhead. 2148 Comment
  CHSC60145  Erythranthe guttata Jean A. Graham 1988-4-10 6 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd, 2 mi w of Mendocino National Forest boundary. 377 Comment
  UC2046336  Erythranthe inodora Barbara Ertter with James Shevock 1992-6-14 11123 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (town). Comment
  CHSC88635  Erythranthe latidens Lowell Ahart 2004-6-11 10789 A Tehama On the northeast side of Dead Rabbit Lake (note, Dead Rabbit Lake is actually about 1/2 mile northwest of this lake), east of the Nomalaki Trail, about 3/4 mile 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
  JEPS124012  Erythranthe moniliformis Lowell Ahart, John Dittes 2015-8-5 20466 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
  SEINET8374049  Erythranthe moniliformis Porter P. Lowry II 1977-7-6 837 Tehama ca. 5 mi. south of Mineral on State Hwy. 172; along roadway. Comment
  CHSC65977  Erythranthe nasuta Vernon H. Oswald; Lowell Ahart 1996-4-23 7427 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 262 Comment
  SEINET10899981  Erythronium A. Arthur Heller 1937-5-9 Heller 15330 Tehama Gravelly slopes among chaparral on a ridge west of Lakeport on the highway to Hopland, in the Upper Sonoran Life Zone. Comment
  CAS-BOT-BC502718  Erythronium grandiflorum Wayne Roderick 1967-6-21 s. n. Tehama Anthony Peak, Mendocino-Tehama County line 1905 Comment
  JEPS88439  Erythronium multiscapideum Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7263 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek in n.e. corner of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 152 Comment
  JEPS96554  Erythronium purpurascens Dean W. Taylor 1997-6-25 16109 Tehama open slopes between Forest Road 28N70 and Turner Lake; Lassen National Forest 1920 Comment
  SBBG990  Erythronium purpurascens H. and M. Dearing 1938-6-23 2120 Tehama 15 mi E of Mineral Comment
  CAS-BOT-BC504363  Erythronium purpurascens John Thomas Howell 1961-6-20 36575 Tehama Sulphur Works entrance station, Lassen Volcanic National Park 2011 Comment
  CHSC26221  Eschscholzia caespitosa T. R. Crumbo 1977-4-5 2 Tehama 100 ft from n side of road, 33 mi w of Redbluff on Highway 36. Open s facing steep bank. 396 Comment
  JEPS21008  Eschscholzia caespitosa W. L. Jepson 1899-4-27 Tehama Salt Gulch Greasewood Hills, drainage of the Cold Fork of Cottonwood Cr (e foothills of Yollo Bolly Range) 609 Comment
  CDA24551  Eschscholzia caespitosa Vernon H. Oswald & Lowell Ahart 1998-4-21 8930 Tehama Inner North Coast Ranges; Nomalaki Trail just north of Bennett Creek (trailhead on Log Springs Road (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). Comment
  SEINET9314578  Eschscholzia lemmonii George Hrusa, Hart, J. 2000-4-8 15307 Tehama Coyote Creek Conservation Area Comment
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Jul 13 2018
  CDA15861  Eschscholzia lobbii G. F. Hrusa, J. Hart 2000-4-8 15307 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC59766  Eschscholzia lobbii Thomas J. Hart 1984-3-24 12 Tehama Ca. 50 m e of the intersection of Lincoln Ave. and Tehama Vina Road, Los Molinos. 72 Comment
  CHSC65663  Eschscholzia lobbii Vernon H. Oswald 1996-3-20 7243 Tehama Thomas Creek Ecological Reserve. Northwest side of Sacramento Valley. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. Collected at the junction of the intermittent stream and the dirt lane. 106 Comment
  CAS-BOT-BC419480  Eschscholzia lobbii Ira L. Wiggins 1925-3-26 1561 Tehama Below Mill Creek canyon, about three miles east of Los Molinos Comment
  JEPS94390  Euphorbia crenulata Vernon H. Oswald and Lowell Ahart 1997-5-14 8420 Tehama Ponderosa Way (Fordst Road 28N29) 3.8 mi se of Plum Creek Road (at a low-water crossing of the North Fork Antelope Creek); North Fork Antelope Creek, Ponderosa Way 938 Comment
  CHSC111022  Euphorbia hooveri R. A. Schlising 2013-10-2 4476 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 1), south of Lassen Road. 67 Comment
  SEINET10453766  Euphorbia hooveri Mary Susan Taylor 1980-1 Tehama Comment
  UCD142635  Euphorbia nutans Merrill 1929-8-1 s.n. Tehama Red Bluff. Comment
  UC86938  Eurybia radulina T. S. Brandegee 1892-9-20 Tehama Yolo Bola Mt. Comment
  HSC74947  Festuca idahoensis J. P. Smith, Thomas W. Nelson 1979-6-23 10162 Tehama Summit of Tedoc Mtn., Shasta-Trinity Natl. Forest 1646 Comment
  RSA141293  Festuca idahoensis J. M. Tucker, L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1921 Comment
  UCR123527  Festuca occidentalis George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6893 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CAS-BOT-BC62999  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  LA207657  Frangula californica subsp. crassifolia C. B. Wolf; 1937-9-6 9296 Tehama Paskenta--Covelo Rd, mud flat 609 Comment
  UCD112808  Frangula californica subsp. crassifolia K. M. Meyer; A. Townesmith 2007-8-4 193 Tehama Mendocino National Forest. 36 miles on county highway A9, west of Corning, A9 turning into Round Valley Road, Forest Service Road. M4, Thomes Gorge Trailhead, (10 miles after the town of Paskenta.) 617 Comment
  CAS-BOT-BC53873  Frangula californica subsp. tomentella Carl B. Wolf 1937-6-13 8790 Tehama Red Bluff - Eureka Road, 6 6/10 mi. NW of Red Bluff 152 Comment
  CHSC61436  Frangula rubra Vernon H. Oswald; Lowell Ahart 1993-8-11 5798 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  CHSC65116  Frangula rubra Vernon H. Oswald; Lowell Ahart 1995-7-31 7169 Tehama Cascade Range Foothills. ane Valley Rd. 1.5 mi N of Hwy. 36, N of Paynes Creek. 533 Comment
  CAS-BOT-BC223484  Fraxinus latifolia M. B. Kildale 1926-9-11 2716 Tehama Payne's [Paynes] Creek Comment
  CAS-BOT-BC212398  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama Ridge west of Payne's Creek. 548 Comment
  CAS-BOT-BC212410  Fremontodendron californicum Ethel Wickes 1917-8-1 s.n. Tehama Near Red Bluff Comment
  CHSC57526  Fremontodendron californicum S. R. Mitchelson 1987-4-17 21 Tehama Ca 1.7 km e of Inkslip Hill. Central border between Sects. 20 and 21. 750 Comment
  HSC21364  Fremontodendron californicum S. J. Hawks 1965-5-8 49 Tehama 20 mi. E of Redbluff on Hwy. 36 Comment
  CHSC79844  Fremontodendron californicum subsp. californicum L. P. Janeway; B. Castro 2000-4-22 6682 Tehama High Cascade Range. Along Ponderosa way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 Comment
  JEPS61891  Fritillaria atropurpurea Joseph Grinnell 1928-6-8 Tehama 6 mi n of Mineral 2133 Comment
  CHSC82565  Fritillaria recurva Tara Morgan 2002-4-28 49 Tehama Seen along Deer Creek Trail west of the campground downstream of lower Deer Creek Falls. The campground is accessible by vehicle down the forest service road off of Highway 32 (the turnoff is in section 36). All over the trail along Deer Creek. 905 Comment
  RSA537533  Fritillaria recurva Barbara Ertter 1989-5-3 8434 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  CHSC114628  Galium ambiguum J. Kierstead 1990-5-2 90 -46 Tehama Yolla Bolla R.D. West side of Tedoc Mtn. USFS Rd. 45, milepost 11. 1280 Comment
  UC1019543  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama on ridge directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 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
  RSA113946  Galium ambiguum subsp. ambiguum H. K. Sharsmith 1953-6-24 4350 -a Tehama Road to Ball Rock. 4.5 miles above Patton Mill. Mendocino National Forest. 1829 Comment
  CHSC108066  Galium andrewsii subsp. andrewsii B. Castro; L. P. Janeway 2000-6-11 1285 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the lower edge of Pepperwood Spring. 896 Comment
  RSA202683  Galium andrewsii subsp. andrewsii L. T. Dempster, G. Ledyard Stebbins 1964-6-13 3995 Tehama Toomes Camp Rd, W of Paskenta. Comment
  JEPS13239  Galium bifolium Rimo Bacigalupi 1955-7-17 5340 Tehama ridge-top close to head of Snake Ridge ((lateral ridge)); Mendocino Nat'l Forest 1874 Comment
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Jun 15 2007
  UC1245130  Galium bifolium J. M. Tucker 1959-7-19 3569 Tehama ca 1 1/2 mi e Square Lake (beside trail to lake, ne side of mt.); South Yolla Bolly Mountain 2103 Comment
  UCD121603  Galium bifolium J. M. Tucker 1959-7-19 3569 Tehama Beside the trail to Square Lake, and ca. 1 1/2 miles east of the lake, northeast side of South Yolla Bolly Mountain. 2103 Comment
  RSA505371  Galium bolanderi R. C. Bacigalupi 1955-7-18 5368 Tehama Deer Creek Canyon. Near California Hwy 32. 1 mile N of Potato Patch Public Camp. 1006 Comment
  UC1609474  Galium grayanum Vernon H. Oswald and Lowell Ahart 1993-9-2 5906 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  UC1037455  Galium grayanum var. nanum Douglas Barbe 1955-7-16 176 Tehama e ridge leading to summit South Yolla Bolly Mt. 2286 Comment
  CHSC80686  Galium parisiense Lowell Ahart 2001-6-8 8784 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  HSC97010  Galium parisiense L. Ahart, John Dittes, Josephine Guardino 2004-4-15 10745 Tehama Along the Nomalaki Trail, second switchback N of Bowers Creek, about 3/4 mi. NW of FS Rd. 23N69 (Mud Flat Rd.), 6 1/2 air mi. SW of Paskenta 523 Comment
  JEPS104177  Galium parisiense Lowell Ahart 2003-6-11 10258 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
  RSA90842  Galium parisiense Milo S. Baker, H. K. Wagnon 1953-5-31 12709 Tehama Logging road west of Paskenta near 5 mile post. Comment
  UC1606387  Galium sparsiflorum Barbara Ertter with James R. Shevock 1992-6-14 11172 Tehama on Ponderosa Way 0.5 mi s Plum Creek Rd. (ca 7 air mi ese of Paynes Creek); Judd Creek 914 Comment
  JEPS113309  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. Comment
  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
  CHSC68963  Galium triflorum Vernon Oswald; Lowell Ahart 1997-7-7 8688 Tehama Forest Road 27N26 0.4 mi west of its junction with 27N06, west of Saddle Campground, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CAS-BOT-BC199060  Garrya congdonii A. A. Heller 1918-4-28 13000 Tehama Grade between Mud Flat and Bennett Spring in the Coast Range Comment
  CHSC77343  Garrya congdonii L. P. Janeway; B. Castro, Jean Witzman, Beth Hendrickson 1999-5-19 6443 Tehama Ravine along South Fork cottonwood Creek. 359 Comment
  HSC72218  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-23 5869 Tehama Along Colyear Springs Rd. (FS Rd. 25N01), 1.6 mi. W of junction with Raglin Ridge Rd. (FS Rd. 25N05) 701 Comment
  UCD121086  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 704 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  CHSC55496  Garrya fremontii Vivian L. Long 1991-4-13 15 Tehama Ca. 1.4 km s of Digger Creek. 805 Comment
  SEINET516281  Garrya fremontii Vernon H. Oswald 1997-5-7 8406 Tehama Intersection of Hwys. 36 and 32 between Chester and Childs Mdws. 1420 Comment
  UC1122696  Garrya fremontii P. L. Johannsen 1936-8-20 990 Tehama 0.5 mi ne Colby Mtn.; Lassen National Forest, Paynes Creek Quad. 1645 Comment
  CHSC80719  Gastridium phleoides Lowell Ahart 2001-6-8 8801 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC86844  Gastridium phleoides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 304 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
  CHSC28721  Gayophytum diffusum subsp. diffusum Robert A. Schlising; Coleta Lawler 1979-8-21 3471 Tehama S of Lassen National Park, W of Childs Meadow, 0.25 mi S of jct Hwy 36 and Hwy 172, along latter; at roadside. Comment
  UC1949059  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1989-5-3 8442 Tehama Deer Creek Rd (Rt 32) at milepost 12.00; E side of Deer Creek ca 20 airmiles SW of Chester; on S-facing chaparral slope Comment
  CHSC65961  Geranium dissectum Vernon H. Oswald; Lowell Ahart 1996-4-23 7438 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common on the grassy bank of Paynes Creek just downstream from the power line at this location. 147 Comment
  RSA0029453  Geranium molle Daisie Huang 2006-4-15 s.n. Tehama Roadside of Hwy 36. 267 Comment
  JEPS69523  Gilia capitata subsp. capitata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta; w of Paskenta 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
  SD211656  Gilia capitata subsp. capitata Barbara Ertter 1991-5-18 9844 Tehama Rosewood Ranch on Salt Creek, ca. 17 airmiles westnorthwest of Red Bluff, ca. 0.5 mile south of Highway 36 along creek. 244 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
  UC703022  Gilia capitata subsp. capitata Alice Eastwood, John Thomas Howell 1941-7-9 9819 Tehama Government Flat Comment
  SJSU11623  Gilia tricolor H. D. Baer 1960-4-14 Tehama c. 11 mi SE of Anderson 259 Comment
  HSC90172  Gilia tricolor Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 24 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 Comment
  UC908995  Gilia tricolor subsp. tricolor L. Wohletz 1933-4-1 Tehama Los Molinos Los Molinos (foothill plains) Comment
  JEPS86017  Gilia tricolor subsp. tricolor W. L. Jepson 1899-4-27 21070 Tehama hill country of Cottonwood hill country of the Cottonwood Comment
  CHSC66045  Githopsis pulchella subsp. campestris Vernon H. Oswald; Lowell Ahart 1996-5-6 7532 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On a grassy slope above Paynes Creek at this location. 182 Comment
  JEPS88249  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1996-5-20 7593 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream near Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC64608  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1995-4-25 6690 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. 204 Comment
  CHSC83630  Githopsis specularioides L. P. Janeway 2002-4-23 7517 Tehama Inner North Coast Ranges. South edge of the flats on the south side of North Fork Stony Creek, 0.4 mi west of edge of Black Butte Lake. 146 Comment
  JEPS103263  Glinus lotoides Lowell Ahart 2002-11-5 10017 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) NW of Orland. 152 Comment
  JEPS122045  Glyceria declinata Lowell Ahart, John Dittes 2014-5-18 19513 Tehama About 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  RSA699701  Glyceria declinata L. Ahart, Samantha Hillaire 2004-7-9 11183 Tehama Seep on the north side of the Mill Creek trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock campground, and Ponderosa Way (Forest Road 28N29, about 26 miles (air) east of Red Bluff. 655 Comment
  CHSC85282  Glyceria elata John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 792 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  UCD85127  Glyceria elata J. I. Mallory 1957-8-30 175 Tehama 2 miles southwest of Mineral. 1554 Comment
  CHSC77568  Glycyrrhiza lepidota B. Castro; H. West 1999-6-1 941 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. 201 Comment
  RSA718936  Gnaphalium palustre L. Ahart 2006-7-19 13019 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  UCD104403  Gnaphalium palustre Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6864 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CAS-BOT-BC303345  Gnaphalium palustre Clare B. Hardham 1971-8-10 18341 A Tehama South Yolla Bolly Mt. Dry Lake. Road to Red Bluff 1676 Comment
  JEPS124057  Goodyera oblongifolia Lowell Ahart, John Dittes 2015-8-5 20482 Tehama East side of Childs Meadow, 10 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  SDSU673  Goodyera oblongifolia Ernie Moore 1942-8-19 Tehama Big Smokey Creek Comment
  JEPS105196  Gratiola heterosepala Dean W. Taylor 1995-5-12 14902 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  JEPS88320  Gratiola heterosepala Vernon H. Oswald and Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Vernal Pool in Valley and Foothills Grassland, Tuscan mudflow substrate. Hog Lake (collected S end) 263 Comment
  UC1736626  Gratiola heterosepala Dean W. Taylor 1991-5-9 11691 Tehama west base Tuscan Buttes, in large (ca. 3 acre) vernal lake (local name 7 Mile Lake) 295 Comment
  CAS-BOT-BC304912  Grindelia hirsutula Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC304914  Grindelia hirsutula Alice Eastwood 1912-8-22 s.n. Tehama Payne Creek, Lassen Butte Region Comment
  HSC68235  Grindelia hirsutula J. P. Smith, J. O. Sawyer 1971-5-22 4634 Tehama Immediately N of Jct. of California 36 and 99 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
  CHSC44192  Hackelia amethystina Vernon Oswald 1988-7-12 3561 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  JEPS94593  Hackelia amethystina Vernon Oswald and Lowell Ahart 1997-6-10 8555 Tehama on M2 (23N69) 0.9 mi w junction with M4 (between Sugar Spring and Government Flat campgrounds, between Paskenta and Covelo) 1737 Comment
  UC1002660  Hackelia amethystina Milo S. Baker and H. K. Wagnon 1954-7-11 13011 Tehama above Whitlock Camp (at Cold Spring Camp); Cold Spring Camp 1950 Comment
  UC1037401  Hackelia amethystina Douglas Barbe 1955-7-22 240 Tehama between Oven Lid and Spuare Lake (western Tehama County) 2072 Comment
  CHSC78376  Hackelia bella Vernon H. Oswald 2000-6-26 9934 Tehama Forest Rt. 35 6.5 mi west of Stuart Gap. 1597 Comment
  SBBG6296  Hackelia californica H. and M. Dearing 1938-6-23 2118 Tehama E of Mineral Comment
  CAS-BOT-BC308522  Harmonia stebbinsii Milo S. Baker; H. K. Wagnon 1953-5-31 12622 Tehama Logging road west of Paskenta near 10 mi. post Comment
  UC1023462  Harmonia stebbinsii Milo S. Baker and H. K. Wagnon 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  JEPS76643  Hastingsia alba L. R. Heckard 1972-6-18 2982 Tehama n. Tedoc Mt. (along Wells Creek, near old cabin); Wells Creek 883 Comment
  CDA6445  Helenium bigelovii L. P. Janeway 2001-7-29 7396 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CHSC93121  Helenium bigelovii D. Isle 1989-8-31 1417 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Three Prong Valley; meadow. 1792 Comment
  CHSC60318  Helianthella californica var. nevadensis Mary Ann Showers 1992-6-26 2582 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA105454  Helianthella californica var. nevadensis M. S. Baker 1955-6-25 13061 Tehama Mendocino National Forest, above Whitock Camp, alt 5000ft 1524 Comment
  UCD132781  Helianthus ciliaris Sykes 1937-6-24 s.n. Tehama exact location unknown. Comment
  CDA13589  Heliotropium europaeum G. F. Hrusa 1996-8-17 13514 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC77750  Heliotropium europaeum B. Castro; H. West 1999-6-1 948 Tehama About 22 air miles W of Orland, vicinity of Newville and N. Fk Stony Creek. Several ft from water. 193 Comment
  CHSC96666  Heliotropium europaeum Lowell Ahart 2007-5-8 13731 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS127149  Heliotropium europaeum Lowell Ahart, John Dittes 2016-8-25 21291 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
  CHSC68807  Hemizonella minima Vernon Oswald; Lowell Ahart 1997-6-10 8553 Tehama Between Paskenta and Covelo on M2 (23N69) 0.9 mi west of its junction with M4, between Sugar Spring and Government Flat campgrounds. 1737 Comment
  CHSC102475  Hemizonia congesta subsp. clevelandii L. P. Janeway 2009-6-21 9811 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  CHSC77729  Hemizonia congesta subsp. clevelandii B. Castro; L. Janeway, C. Warren, B. Hendrickson, J. Witzman 1999-6-24 999 Tehama About 22 miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. On bank of dirt road. 335 Comment
  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
  CHSC82320  Herniaria hirsuta subsp. hirsuta Lowell Ahart 2002-4-27 9549 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, along the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC65754  Hesperevax acaulis var. robustior Vernon H. Oswald; Lowell Ahart 1996-4-8 7323 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  SEINET11839695  Hesperevax caulescens R. A. Schlising 1976-1 3173 Tehama SE of Vina, along Keefer Road, ca 0.25 mi N of junction with Lassen Road & Rt. 99 Comment
  CHSC102316  Hesperocyparis macnabiana L. P. Janeway 2009-11-15 9963 Tehama High North Coast Ranges. Raglin Ridge, 0.3 km east of Pepperwood Spring, 1.3 km south of North Fork Elder Creek; along Raglin Ridge Road 7.1 km southwest of Ball Rock Road (Forest Road M22). 876 Comment
  CHSC87001  Hesperolinon disjunctum Jenny Marr; Julie Cunningham, Heidi West, Natalie Wight 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek. 304 Comment
  UC1212494  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4025 Tehama County road to Ball Rock just without boundary of Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC1212495  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4021 Tehama Paskenta-Colyer Springs road 3.7 mi se Franklin Point road (about 27 mi nw of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  HSC72230  Hesperolinon micranthum Thomas W. Nelson, Jane Nelson 1980-6-23 5860 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  UC2013011  Hesperolinon micranthum Barbara Ertter 1991-5-18 9867 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; above fenced-off side canyon SW of creek. Comment
  UC2031483  Hesperolinon micranthum Barbara Ertter with Brad Olson 1991-7-5 10293 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  CHSC108064  Hesperolinon tehamense B. Castro; L. P. Janeway 2000-6-11 1283 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the upper edges of Pepperwood Spring. 899 Comment
  CHSC110168  Hesperolinon tehamense Daniel Slakey; CNPS volunteers 2012-5-22 12 Tehama 433 Comment
  CHSC87909  Hesperolinon tehamense Lowell Ahart 2004-6-11 11047 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 582 Comment
  SBBG122955  Hesperolinon tehamense B. Ertter, B. Olson 1991-7-4 10202 Tehama Toomes Camp Rd (USFS Rd 23N01), 7 mi W of Paskenta 609 Comment
  UC1002664  Hesperolinon tehamense Milo S. Baker and H. K. Wagnon 1953-7-12 12909 Tehama between mileposts 7 & 8 on logging road w Paskenta 457 Comment
  UC1088846 Image available Hesperolinon tehamense Helen K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta Road 11.1 mi w Paskenta; Mendocino National Forest; Mendocino National Forest, Tehama Co. 1158 Comment
  RSA0004099  Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta road 11.1 miles west of Paskenta, Mendocino National Forest 1159 Comment
  JEPS102428  Heterocodon rariflorum Lowell Ahart 2001-6-8 8766 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS96104  Heterocodon rariflorum Vernon H. Oswald and Lowell Ahart 1996-6-3 7715 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, ca 0.5 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  UC1609142  Heuchera micrantha Vernon H. Oswald and Lowell Ahart 1993-9-2 5915 Tehama 20 mi (air) nw of Paskenta (ridge running e from Mt. Linn); South Yolla Bolly Mtns 2438 Comment
  CHSC68703  Heuchera micrantha var. erubescens Vernon H. Oswald; Lowell Ahart 1997-5-14 8440 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  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
  JEPS101362  Hieracium greenei Dean W. Taylor 1997-7-18 16140 Tehama headwaters North Fork Elder Creek 1981 Comment
  JEPS89758  Hieracium greenei Glenn Clifton 1990-7-12 21830 Tehama 1 mi n of Pony Buck Peak (along ridgeline and on Trinity county line, North Coast Ranges); North Coast Ranges 1630 Comment
  UCD80555  Holcus lanatus CNPS SN Foothill Team 2005-6-22 SNNR 0381 c Tehama USFS Lassen National Forest. 672 Comment
  RSA66399  Holodiscus discolor Philip A. Munz 1951-7-18 16629 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  JEPS97280  Holodiscus microphyllus var. glabrescens Lowell Ahart 1995-10-3 7655 Tehama about 1 3/4 mi (air) NE of Jonesville ( along Willow Creek, about 6 1/2 mi(air) NE of Butte Meadows) 1645 Comment
  SEINET10483357  Holodiscus microphyllus var. glabrescens Mary Susan Taylor 1977-8-17 Taylor 1479 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  CHSC65091  Holozonia filipes Vernon H. Oswald; Lowell Ahart 1995-7-31 7165 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6)/ 365 Comment
  CHSC78960  Hordeum marinum subsp. gussoneanum Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  UCD85928  Hordeum murinum subsp. glaucum A. A. Beetle 1942-5-19 3304 Tehama 10 miles W of Red Bluff. 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
  HSC1774  Hordeum murinum subsp. leporinum Larry Berti 1969-5-9 80 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC48852  Horkelia fusca subsp. tenella Vernon Oswald 1985-6-10 1818 Tehama Near the w end of Wilson Lake. Meadow. 1609 Comment
  JEPS96959  Horkelia fusca subsp. tenella Dean W. Taylor 1997-6-25 16091 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  SEINET10449892  Horkelia tridentata David B. Dunn 1971-8-15 Dunn 18172 Tehama 1.5 miles w of lassen park headquarters, yellow pine forest Comment
  CHSC48855  Horkelia tridentata subsp. flavescens Vernon Oswald 1986-6-18 2125 Tehama Round Valley Rd. (M4) 1.4 mi n of Board Ridge Rd. 1737 Comment
  CHSC56996  Horkelia tridentata subsp. tridentata Steven Triano; Stefani Eiben 1988-5-7 156 Tehama Field ca 40 ft s of Hwy. 36 and 0.2 mi e of its jct. with Battle Creek. 1313 Comment
  CHSC43662  Hosackia crassifolia var. crassifolia Vernon Oswald 1984-5-30 1217 Tehama Mendocino National Forest, Round Valley Rd. (M4; 23N02), 29.1 mi w of Newville Rd. 1524 Comment
  UC1873657  Hosackia crassifolia var. crassifolia Barbara Ertter with Brad Olson 1991-7-4 10223 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Creek/Riley Ridge junction, ca 27 air miles W of Corning. Comment
  SDSU4330  Hosackia oblongifolia var. oblongifolia K. Dixon 1942-7-26 3316 Tehama Cascade Creek. Comment
  CHSC65084  Hydrocotyle ranunculoides Vernon H. Oswald; Lowell Ahart 1995-7-31 7163 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy, 36), 0.3 mi W of Lane Valley Rd. (just W of the Buildings at Long Ranch). 335 Comment
  CHSC90444  Hydrophyllum occidentale Niall McCarten; Roxanne Bittman 1986-6-16 5425 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  UC1001318  Hydrophyllum occidentale Louise Kellogg 1952-7-14 46 Tehama Square Lake trail North Coast Ranges, Mendocino National Forest (from Ovenlid toward south Yolla Bolly Mountain) 1828 Comment
  UC2043000  Hydrophyllum occidentale Barbara Ertter 1990-5-13 8958 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, open W-facing bank above Mill Creek. Comment
  CDA36545  Hypericum anagalloides L. Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  JEPS88277  Hypericum perforatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7699 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (Hog Lake Plateau, along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau 103 Comment
  CAS-BOT-BC401326  Hypericum scouleri P. A. Munz 1951-7-26 16912 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CHSC27831  Hypochaeris glabra Eric J. Miller 1978-4-24 15 Tehama Ca. 1 km w Sacramento River at Woodson Bridge. 28 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
  JEPS813  Ipomopsis aggregata Joseph Grinnell 1925-7-27 Tehama Brokeoff Mtn Comment
  JEPS94379  Iris tenuissima subsp. purdyiformis Vernon H. Oswald and Lowell Ahart 1997-5-14 8422 Tehama 1.1 mi sw at a low-water crossing of North Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 4.9 mi se of Plum Creek Road); Ponderosa Way 1030 Comment
  CAS-BOT-BC88643  Isatis tinctoria B. Crampton 1953-5-1 1204 Tehama Along US Highway 99, 5 miles north of Red Bluff. Comment
  CHSC64934  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. 1158 Comment
  RSA268974  Isoetes howellii J. R. Reeder, C. G. Reeder 1975-6-4 6675 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  CHSC64592  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1995-4-17 6667 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  JEPS88061  Isoetes orcuttii Vernon H. Oswald and Lowell Ahart 1996-4-15 7369 Tehama nw of Corning (CDFG parcel on s side of Gyle Rd); Sacremento Valley, Thomes Creek Ecological Reserve 106 Comment
  CHSC75381  Juglans californica var. hindsii Ben Myhre 1997-4-14 2 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC105496  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
  CHSC112022  Juncus bolanderi David Toren; Carl Furrer 2002-9-3 2107 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  CHSC105493  Juncus brachyphyllus Lowell Ahart; John Dittes 2010-7-17 16883 Tehama On damp to dry rocky soil, on the north side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36. 726 Comment
  SJSU9852  Juncus bufonius R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Highway 36 c. 11 mi W of Mineral Comment
  SEINET11787696  Juncus bufonius Unknown 1982-1 608 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Road 60 Comment
  CHSC102653  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 Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC66094  Juncus bufonius var. bufonius Vernon H. Oswald; Lowell Ahart 1996-5-27 7643 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Edges of the creek ca. 0.4 mi E of the W boundary of the reserve. 91 Comment
  JEPS106178  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
  CHSC65935  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1996-4-15 7359 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane 103 Comment
  CHSC112024  Juncus effusus subsp. pacificus David Toren; Carl Furrer 2002-9-3 2105 Tehama Mendocino National Forest. Poison Glade, ~1-1/8 mile SW of Log Springs Station in SW corner of county. Accessed by Rd 23N53. 1231 Comment
  CHSC60456  Juncus ensifolius Mary Ann Showers 1992-6-26 2597 b Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA67180  Juncus ensifolius Phillip A. Munz 1951-7-25 16848 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  CAS-BOT-BC278764  Juncus exiguus Peter F. Zika 2012-7-14 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 Highlands (NCoRH) 1665 Comment
  CHSC52559  Juncus exiguus Niall F. McCarten 1986-6-16 5427 Tehama Ball Rock Rd., NE of Cold Springs. Northeast end of Snake Ridge. Corning Ranger District, Mendocino Naational Forest. 1828 Comment
  CHSC88576  Juncus exiguus L. P. Janeway 2001-6-10 7157 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  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
  UC1748324  Juncus exiguus L. P. Janeway and B. Castro 1999-8-22 6529 Tehama above the road betw. Government Flat and Wells Cabin Campground, about 0.4 mi SW of Government Flat and 1.0 mi NE of Anthony Peak High North Coast Ranges 1841 Comment
  JEPS110279  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS95408  Juncus howellii Lowell Ahart 1994-7-24 7520 Tehama about 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road; Yellow Pine Forest); ; <coords. cont.: SE 1/4> 1645 Comment
  CHSC102218  Juncus laccatus Peter F. Zika 2009-8-17 24611 Tehama Cascade Range Highlands; 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  NY247663  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff in low places in a grain field. Comment
  JEPS100399  Juncus leiospermus var. leiospermus Dean W. Taylor 1995-5-9 14893 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  CHSC85287  Juncus mertensianus John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 793 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  CAS-BOT-BC110778  Juncus mertensianus P. A. Munz 1951-7-25 16847 Tehama North base of Yolla Bolly Mountains. Square Lake. 2148 Comment
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 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
  JEPS66695  Juncus oxymeris J. W. Blankinship 1910-6-30 Tehama Corning Comment
  JEPS67060  Juncus oxymeris W. L. Jepson 1938-6-10 18979 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  JEPS96102  Juncus oxymeris Vernon H. Oswald and Lowell Ahart 1996-6-3 7706 Tehama BLM parcel along Hwy 36 ne Red Bluff (flood channel along creek ca 0.4 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  CHSC112023  Juncus patens David Toren; Carl Furrer 2002-9-3 2106 Tehama Mendocino National Forest. One Bee Road (2 springs) NW of Poison Glade. One Bee Road=23N02.4 D spur; jct D spur with 23N02.4=T23N, R9W, SE1/4 S23 @5100 ft. One Bee Camp at W end of D spur=23N, 9W, Ne1/4 S28 @4200 feet. @ sp collection site=between these 2 points. 1298 Comment
  CHSC102652  Juncus tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16340 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC80103  Juncus tenuis B. Castro 2000-5-11 1162 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  CHSC64568  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1995-4-3 6564 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. Depression along the unimproved road and the airstrip sw of the Old Hwy. Pool. 216 Comment
  CHSC65750  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-3 7296 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In pools and drainages on the N side of the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS88442  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1996-4-8 7339 Tehama BLM parcel along Hwy 36 ne Red Bluff (edge of ditch on n edge of gravel road 1.3 mi w of parking lot on Hwy 36); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 246 Comment
  HSC98446  Juncus usitatus Peter Zika 2007-6-5 23024 Tehama Near Elder Creek on W side of Hwy. 5, Sacramento Valley 85 Comment
  UCD142851  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, around 20-22 airmiles northeast of Red Bluff. Comment
  CHSC77624  Juncus xiphioides B. Castro; H. West 1999-6-1 939 Tehama About 22 air miles W of Orland, vicinity of Newville and Salt Creek. Close to water. 196 Comment
  CHSC86842  Juncus xiphioides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC102327  Juniperus californica L. P. Janeway; B. Castro 2009-4-25 9751 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
  CHSC77291  Juniperus californica Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork of Cottonwood Creek. 320 Comment
  HSC86366  Juniperus californica J. O. Sawyer, B. Bingham 1985-4-16 4277 Tehama Along Hwy. 36, 8 mi. E of Shasta-Tehama Co. line at Budden Canyon Comment
  HSC92611  Juniperus californica F. C. Vasek 1964-8-6 640806 Tehama 5.8 mi. E of Dales Center on Hwy 36. Comment
  SD185058  Juniperus californica Maile Neel 2000-4-29 H 1 Tehama Highway 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales. 299 Comment
  UCD67677  Juniperus californica D. Sanchez-Mata 1996-6-30 s.n. Tehama Dales-Red Bluff. Open juniper woodlands. 230 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-BC236786  Keckiella breviflora Carl B. Wolf 1937-9-5 9294 Tehama 2 miles below Payne Creek P.O., Northern Sierra Nevada Foothills 304 Comment
  JEPS17581  Keckiella corymbosa Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5353 Tehama 1.3 mi w (by road) Paskenta (on ridge between Digger Creek and Mill Creek, along broad lumber-truck road, w Tehama County); Mendocino National Forest 1097 Comment
  UC2031399  Keckiella corymbosa Barbara Ertter with Brad Olson 1991-7-4 10201 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning Comment
  UC728682  Keckiella lemmonii Milo S. Baker 1943-8-8 10643 Tehama 0.25 mi e Government Flat (near highway) Comment
  UCSB61649  Kickxia elatine Ertter, Barbara; Neese, Elizabeth; Fujii, Laura 1989-10-21 Tehama S Side of NW arm of Black Butte Lake; W of Orland 152 Comment
  CHSC115526  Kyhosia bolanderi Lowell Ahart; John Dittes 2015-8-5 20453 Tehama Bog, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. Comment
  JEPS124014  Lactuca serriola Lowell Ahart, John Dittes 2015-8-5 20430 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
  RSA794945  Lactuca serriola L. Ahart, Josephine Guardino, John Dittes 2009-8-27 16307 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CHSC77539  Lagophylla glandulosa Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  CHSC83093  Lagophylla glandulosa Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10008 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  JEPS38997  Lagophylla glandulosa W. L. Jepson 1927-6-20 12256 Tehama w of Tuscan Buttes Comment
  RSA606131  Lagophylla glandulosa L. C. Wheeler 1935-5-23 3520 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  UC727057  Lagophylla glandulosa A. A. Heller 1941-7-24 16251 Tehama along State Hwy 36 6 mi e Payne's Creek Post office Comment
  RSA0011761  Lagophylla minor C. B. Wolf` 1937-5-15 8675 Tehama Inner North Coast Range; 2 miles below mud flat on Paskenta-Covelo Road. 457 Comment
  CHSC59190  Landoltia punctata Vernon H. Oswald 1992-9-9 5202 Tehama Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (mostly southerly) point, on the S side of Diamond Peak and Lassen Hwy. Along the edge of a streamlet. 2042 Comment
  CHSC40568  Lasthenia californica Pauleen Broyles 1983-4-14 884 Tehama The Nature Conservancy Vina Plains Preserve. Just w of barn. 60 Comment
  HSC68178  Lasthenia californica J. P. Smith 1972-3-23 5100 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  SJSU11855  Lasthenia californica subsp. californica H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson Comment
  CHSC79094  Lasthenia fremontii B. Castro; L. P. Janeway 2000-4-5 1054 Tehama Vicinity of Orland; on terrace adjacent to Rice Creek. 109 Comment
  CAS-BOT-BC352762  Lasthenia fremontii L. E. Smith 1915-4-24 s.n. Tehama Red Bluff Comment
  RSA585987  Lasthenia fremontii Adree M. Desrochers 1988-4-20 302 Tehama Near Corning. Along Road 9 in pasture, 11.1 km W of [intersection of?] Hwy 5 and Road 9, on N side of the road. Comment
  JEPS116635  Lasthenia gracilis L. P. Janeway 2009-4-4 9710 Tehama Tehama Wildlife Area Dewitt Peak (along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road between Shaw Creek and Little Antelope Creek.); Cascade Range Foothills 573 Comment
  CHSC95167  Lathyrus nevadensis var. nevadensis R. D. Fischer 2005-5-30 791 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground, downstream of Deer Creek camp. UTM: 10617744E, 4447073N. 880 Comment
  JEPS13430  Layia fremontii R. F. Hoover 1937-5-19 2248 Tehama near Vina 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
  SJSU11667  Layia fremontii H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson 259 Comment
  HSC90079  Layia fremontii Eileen Rohmer, Pamela Grefsrud, M. Reed 1990-3-31 19 Tehama Near Hog Lake on Hwy. 36, 4 mi. W of Rd. A-6 (Manton Rd) 274 Comment
  SD225736  Layia fremontii Carol Witham, Jennifer Buck 2001-4-13 48 Tehama Along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Off roadside. Comment
  SJSU11664  Layia fremontii D. L. Wilson 1970-4-18 Tehama Abraham Plains by Belle Cr Rd 5 mi E of Red Bluff Comment
  HSC89626  Layia platyglossa L. Blackford, S. Branch, D. Malm 1988-3-26 30 Tehama 9 mi. E of Red Bluff at Hog Lake 259 Comment
  CHSC31086  Layia septentrionalis Thomas Chastain 1980-4-7 10 Tehama Ca. 5.9 km w of Paskenta and 19 km nw of Newville. 488 Comment
  CHSC115503  Leersia oryzoides B. Castro; Amy Lyons, Brian Humphrey 2014-11-28 2035 Tehama Sacramento Valley. Ca 1.8 mi NW of Woodson Bridge over the Sacramento River, ca. 0.47 mi W of the river, just downstream from rough wooden bridge over Kopta Slough. 54 Comment
  JEPS105042  Legenere limosa Dean W. Taylor 1995-5-12 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  JEPS116017  Lemna minuta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16341 Tehama In a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9 1493 Comment
  SEINET10838535  Lepidium campestre David B. Dunn 1971-8-15 Dunn 18157 Tehama 1.5 mi. W. Of lassen park headquarters. Comment
  CHSC77757  Lepidium latifolium B. Castro; L. P. Janeway 1999-6-14 986 Tehama About 19 air miles SW of Red Bluff, vicinity N Fork Red Bank Creek, Bell Rd, and Bluedoor Flat. 289 Comment
  CHSC40701  Lepidium nitidum Pauleen Broyles 1982-3-23 342 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC88529  Lepidium strictum Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. In road bed near the creek. 259 Comment
  JEPS122040  Lepidium strictum Lowell Ahart, John Dittes 2014-5-16 19497 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD21105  Leptosiphon bicolor Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 281 Tehama Inks Creek Ranch site. Comment
  CHSC102357  Leptosiphon bolanderi L. P. Janeway 2009-3-28 9656 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
  CHSC102236  Leptosiphon ciliatus L. P. Janeway; B. Castro 2009-4-25 9755 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC118044  Leptosiphon ciliatus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 204 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  HSC92590  Leptosiphon harknessii D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 25 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  UCD118977  Leptosiphon nuttallii subsp. howellii Thomas W. Nelson; Jane P. Nelson 1983-7-1 7438 Tehama along Forest Service Road 27N12, 0.3 mile from junction with road 27N13. 1676 Comment
  CHSC102233  Leptosiphon parviflorus L. P. Janeway; B. Castro 2009-4-25 9779 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC79793  Leptosiphon parviflorus A. Hove; A. Poteet, C. Sanville 1999-4-17 14 Tehama Hwy 36 Beegum Gorge. 429 Comment
  CHSC86553  Leptosiphon parviflorus Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  SD64394  Leptosiphon pygmaeus subsp. continentalis D. F. Howe 1966-6-11 Tehama 6 miles south of Government Flat on ridge between Mandocino & Tehama Cos. 1615 Comment
  UC1177922  Lessingia leptoclada Gene B. Newcomb and Francia Chisaki 1958-6-20 1144 Tehama near entrance of cut-off to Inskip Look-out ((the cut-off on road leading northward out of Paynes Creek to Inskip Power House)); Lassen National Forest Comment
  CHSC66840  Lessingia nana Vernon H. Oswald 1996-8-22 8241 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. On the south bank of the creek ca. 0.3 mi east of the west boundary. 103 Comment
  RSA565035  Lessingia nana D. W. Taylor 1991-8-13 12270 Tehama ca. 4.5 miles west-northwest of Corning, in area of vernal pools 113 Comment
  CHSC77542  Lessingia nemaclada Heidi West; Caroline Warren, Jenny Marr 1998-5-14 Tehama Vicinity of uppermost N. Fork Stony Creek. 274 Comment
  CHSC77544  Lessingia nemaclada Heidi West; Jenny Marr, Caroline Warren, Joyce Lacey-Rickert 1998-5-19 Tehama Vicinity of uppermost N. Fork Stony Creek. 274 Comment
  CHSC77736  Lessingia nemaclada B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 262 Comment
  SD71321  Lessingia nemaclada John T. Howell 1960-7-24 35997 Tehama 8 miles west of Mineral 1220 Comment
  JEPS59021  Lessingia nemaclada John Thomas Howell 1960-7-24 36003 Tehama 10 mi ne Red Bluff Comment
  UC2016530  Lessingia nemaclada Richard Olmstead 1983-7-3 417 Tehama Dry, open hillside next to Highway 32, ca. 2 miles south of Potato Patch Campground, 7 miles north of Butte Meadows. Comment
  UCR118874  Lessingia ramulosa Beecher Crampton 1954-6-15 1957 Tehama Sacramento River Valley, along the road 1 mile east of Paskenta, gravelly ridge above Thomes Creek 320 Comment
  SD71322  Lessingia subspicata John T. Howell 1960-7-24 36003 Tehama 10 Miles northeast of Red Bluff Comment
  UCD80085  Lessingia virgata CNPS SN Foothill Team 2005-5-17 SNNR 0195 b Tehama TNC Dye Creek Preserve. 235 Comment
  UC1287452  Lessingia virgata Willard Spence 1960-9-7 621 Tehama volcanic plateau along Rt. 99 3 mi ne junction of Rt. 99 and 26; Red Bluff Comment
  CHSC59079  Leucanthemum vulgare Vernon H. Oswald 1992-8-19 5157 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) ca. 0.2 mi N of the S boundary of the park. Along the E edge of the road. 2011 Comment
  JEPS22444  Leucanthemum vulgare W. L. Jepson 1927-6-24 12336 Tehama Battle Creek Meadows 1463 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
  UCD113878  Leucanthemum vulgare Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6870 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UCD22590  Lewisia triphylla L. K. Mann 1959-6-8 s.n. Tehama Howell Saddle, 24 miles northwest from Paskenta toward Yolla Bolly Mountain. Comment
  CHSC23589  Lilium pardalinum subsp. pardalinum Nancy Mosman 1971-7-17 100 Tehama Found near the edge of Deer Creek 200 ft n of Hwy 32 ca. 18.6 mi s of Chester. 1066 Comment
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 Comment
  JEPS22666  Limnanthes alba Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6301 Tehama along road from Red Bank District to Red Bluff (7 mi sw of Red Bluff); Drainage of Red Bank Creek 131 Comment
  CHSC57816  Limnanthes alba subsp. alba Vernon H. Oswald; Lowell Ahart 1992-4-21 4920 Tehama Road to Antelope Creek Campground, 0.5 mi S of Hogsback Rd. (Forest Rd. 28N24), ca. 0.75 mi (air) SW of Finley Lake, ca. 6 mi (air) SSE of Paynes Creek. On a roadside bank. 822 Comment
  UCD80438  Limnanthes alba subsp. versicolor CNPS SN Foothill Team 2006-3-27 SNFN 0309 b Tehama TNC Easement, Denny Ranch, in the SE corner of the Ink's portion of the north part of the Denny Ranch, north of Highway 36 and just west of Dales Lake. 217 Comment
  SEINET12183634  Limnanthes douglasii Unknown 1982-1 317 Tehama T24N, R1W, NW quadrant of Section 29. The Nature Conservancy Vina Plains Preserve 20 Comment
  CHSC53965  Limnanthes douglasii subsp. rosea Vernon H. Oswald 1991-4-30 4548 Tehama Hog Lake on the west side of Hwy 36, 3.8 miles southwest of Dales. 268 Comment
  CHSC55502  Limnanthes douglasii subsp. rosea Margaret Stelmok 1991-3-31 8 Tehama In drainage ditch n side of Lassen Road ca. 1000 ft n of Singer Creek and 0.8 mi w of Mt. Diablo Meridian. 85 Comment
  CHSC84539  Limnanthes douglasii subsp. rosea John Dittes 2003-3-30 2003 -4 Tehama Sacramento Valley; approximately 12.5 air-miles north by northwest of Chico, ca. 1.5 air-miles east of State Hwy 99, south of Lassen Road. 71 Comment
  CHSC87420  Limnanthes douglasii subsp. rosea R. D. Fischer; Jenny Marr 2004-3-13 110 Tehama ScV, north of Chico off Hwy 99, east on Lassen Road. Site area south side Lassen Road as it crosses Singer Creek, west side of creek. In vernal pool in meadow adjacent to creek. 45 Comment
  HSC59067  Limnanthes douglasii subsp. rosea Thomas Wood 1979-4-28 135 Tehama Along Leninger Rd., E of Vina. 73 Comment
  JEPS19614  Limnanthes douglasii subsp. rosea W. L. Jepson 1899-4-27 13549 Tehama Wimmeshaw; a tributary of Cottonwood River Comment
  UC726857  Limnanthes douglasii subsp. rosea A. A. Heller 1941-4-27 16080 Tehama edge of winter lakelet n State Highway #36 (in volcanic uplands e of Red Bluff) Comment
  SEINET5556959  Limnanthes douglasii var. rosea H. S. Gentry 1962-1 19709 Tehama 8 mi. E of Red Bluff. Comment
  CHSC53967  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd, 2.8 mi north of Colyear Springs Rd, north of Paskenta. 292 Comment
  JEPS58258  Linanthus bolanderi W. L. Jepson 1899-4-25 20917 Tehama near Rosewood (Stivers' Ranch, w Tehama County); Crane Creek Comment
  UCR39820  Linanthus ciliatus Mike Rekart, Scott LaChance, K. Faber 1984-5-12 24 Tehama Turn-off to Sulphur Gulch, 5 mi. SE of Platina 457 Comment
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May 15 2006
  CHSC70893  Linanthus dichotomus Vernon Oswald; Lowell Ahart 1998-4-21 8925 Tehama Inner North Coast Ranges. Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. On a roadside bank. 304 Comment
  CHSC80239  Linanthus dichotomus B. Castro; L. P. Janeway, G. Kuenster, S. Innecken, J. Lacey 2000-5-24 1182 Tehama Vicinity of Paskenta and Thomes Creek and Bowers Creek. 329 Comment
  JEPS58405  Linanthus dichotomus Harold Bailey and Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC95759  Linanthus dichotomus A. Hove, A. Poteet, C. Sanville 1999-4-17 22 Tehama Hwy. 36 Comment
  UC703135  Linanthus harknessii Alice Eastwood and John Thomas Howell 1941-7-9 9796 Tehama Government Flat Comment
  HSC79473  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane Nelson 1980-6-22 5847 Tehama 1.5 mi. N of Tedoc Gap along FS Rd. 45, W side of Mt. Tedoc 1500 Comment
  JEPS94150  Linanthus parviflorus Vernon Oswald and Lowell Ahart 1998-4-27 8967 Tehama w. Red Bluff (s. of Hwy. 36, Pettyjohn Rd. 8.9 mi. w. of its junction w/ Cannon, Vestal & Reeds Creek rds., s. edge of Guyre Creek) 377 Comment
  UC455670  Linanthus parviflorus unknown May 1905 327 Tehama Manton Middle Coast Comment
  SEINET7067158  Linanthus pygmaeus A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral on Route 36. Coordinate datum: NAD27. Comment
  OBI5323  Linaria dalmatica T. C. Fuller 1968-9-17 17615 Tehama Scenic Ave, Mineral. SE corner of the yard, opp the W end of the school yard Comment
  UCD123909  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama opposite the west end of the school yard, Scenic Ave., Mineral. Comment
  JEPS94496  Listera convallarioides Vernon Oswald and Lowell Ahart 1997-7-7 8699 Tehama Forest Route 35 at Cedar Creek near the ne corner of the Yolla Bolly Middle Eel Wilderness Cedar Creek; Yolla Bolly Middle Eel Wilderness, Cedar Creek 1066 Comment
  RSA261426  Listera convallarioides J. M. Tucker, L. K. Mann 1962-7-29 3635 Tehama ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid, 1982 Comment
  CHSC92751  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 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
  CHSC75303  Lithophragma parviflorum var. parviflorum Vernon Oswald; Lowell Ahart 1999-4-21 9715 Tehama McClure Place on the High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 609 Comment
  JEPS88468  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald and Lowell Ahart 1996-4-23 7434 Tehama BLM parcel along Hwy 36 ne of Red Bluff (n-facing slope of Paynes Creek Canyon near the power line and n end of Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 167 Comment
  JEPS103262  Logfia filaginoides Lowell Ahart 2002-4-27 9542 Tehama About 10 yards NW of the cattle guard, NW 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
  CHSC66026  Lolium temulentum var. leptochaeton Vernon H. Oswald 1996-5-13 7559 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 bank of the creek just E of the W boundary of the reserve. 103 Comment
  JEPS113217  Lomatium caruifolium var. denticulatum Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13613 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  JEPS16100  Lomatium caruifolium var. denticulatum W. L. Jepson 16359 Tehama rubble field n.e. of about 3 mi. in air line Red Bluff 137 Comment
  UCR236874  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  OBI72068  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1.2 mi S of hwy 36. t28N R6W sec 20 NESW; upper edge of formerly disked pasture 229 Comment
  JEPS87537  Lomatium ciliolatum var. ciliolatum Vernon H. Oswald and Lowell Ahart 1993-9-2 5914 Tehama ca. 20 mi. (air) n.w. Paskenta (ridge running e. from Mt. Linn, n. side of ridge, South Yolla Bolly Mtns.); South Yolla Bolly Mtns 2438 Comment
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Feb 14 2007
  UC650730  Lomatium ciliolatum var. ciliolatum W. L. Jepson 1897-7-24 14319 Tehama Soldier's Ridge near summit South Yollo Bolley; , Soldier's Ridge 2133 Comment
  CHSC90693  Lomatium dasycarpum subsp. tomentosum D. Isle 1996-3-7 1004 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  CHSC80580  Lomatium marginatum var. marginatum Vernon H. Oswald 2001-5-30 10030 Tehama Log Springs Rd (M4) between Salt Creek Conservation Camp and Log Springs, 0.2 mi east of the 14 mile post. 914 Comment
  JEPS17153  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-30 14284 Tehama Red Bluff Comment
  JEPS94157  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1998-4-27 8959 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy 36) 256 Comment
  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
  JEPS94394  Lomatium utriculatum Vernon H. Oswald and Lowell Ahart 1997-5-14 8429 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 5.7 mi se of Plum Creek Road); Ponderosa Way 981 Comment
  JEPS88327  Lonicera interrupta Vernon H. Oswald and Lowell Ahart 1996-5-20 7571 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along intermittent stream n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC66194  Lotus corniculatus Vernon H. Oswald 1996-6-3 7693 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  RSA21495  Lotus humistratus Carl B. Wolf 1937-5-15 8677 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  UC936247  Lotus humistratus Helen K. Sharsmith 1951-7-11 4019 Tehama 9.2 mi w Paskenta (Mud Flat, Covelo-Paskenta road); Inner North Coast Ranges, Mendocino National Forest, Mud Fla 609 Comment
  CHSC84581  Ludwigia palustris Lowell Ahart; John Dittes 2003-9-17 10586 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
  CHSC115504  Ludwigia peploides subsp. montevidensis B. Castro 2014-7-10 2030 Tehama Sacramento Valley. Ca 0.5 mi NNW of Woodson Bridge over the Sacramento River, in center of southern half of Kopta Slough. 54 Comment
  RSA624906  Lupinus Jeffrey Huber 1971-6-10 278 Tehama 18 mi. E. of Red Bluff on Calif. Hwy. 36. 549 Comment
  RSA105457  Lupinus adsurgens var. lilacinus Milo S. Baker 1955-7-25 13056 Tehama Mendocino National Forest above Whitlock Camp along County Road. 1524 Comment
  JEPS16143  Lupinus affinis Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3128 Tehama field along road to Paskenta 3 1/2 mi nw Newville (western Tehama County); nw of Newville Comment
  JEPS65220  Lupinus albicaulis W. L. Jepson 1899-4-30 36 t Tehama Red Bluff Comment
  CAS-BOT-BC198420  Lupinus albifrons var. albifrons Carl B. Wolf 1937-5-15 8680 Tehama Inner North Coast Range, Mud Flat on Paskenta-Covelo Road 609 Comment
  CAS-BOT-BC196238  Lupinus albifrons var. eminens Milo S. Baker; H. K. Wagnon 1953-6-21 12783 Tehama West of Paskenta 1524 Comment
  CHSC59728  Lupinus bicolor Thomas J. Hart 1984-3-11 2 Tehama At the intersection of South Center and Tehama Vina roads (w side of Tehama Vina Road). Los Molinos. 72 Comment
  CHSC63911  Lupinus bicolor Lisa Krajcirik 1990-3-24 4 Tehama Ca. 1 mi e of Hwy 99 and ca. 1000 ft n of Thomes Creek. Roadside. 91 Comment
  JEPS88481  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1996-4-3 7279 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Thomes Creek Ecological Reserve; Sacramento Valley 103 Comment
  RSA0070023  Lupinus bicolor Daisie Huang 2006-4-15 06041515 Tehama Manton Road. 203 Comment
  CDA14470  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4203 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  RSA296820  Lupinus bicolor subsp. bicolor V. Bailey 1938-4-16 s.n. Tehama Paskenta (6 mi. w. of) on Paskenta Covelo Road. Comment
  CHSC84718  Lupinus congdonii Samantha Mackey Hillaire; Brian Elliott 2003-5-31 344 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail. 742 Comment
  CAS-BOT-BC8324  Lupinus formosus var. robustus Amos Arthur Heller 1940-5-1 15572 Tehama Cone Ranch, along US Hwy 99E, several miles E of Red Bluff Comment
  UC727110  Lupinus formosus var. robustus A. A. Heller 1940-5-1 15572 Tehama East of Red Bluff (along US Hwy 99E); ; Cone Ranch, E of Red Bluff, Tehama Co. Comment
  SFV1889  Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama North Coast Ranges Above Square Lake, upper side of South Yolla Bolly Mountain. 2119 Comment
  SEINET11071965 Image available Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama Square lake; upper south side of South Yolla Bolly Mountain 2118 Comment
  UC1245149  Lupinus latifolius var. viridifolius J. M. Tucker 1959-7-19 3575 Tehama upper (south) South Yolla Bolly Mountain (above Square Lake); upper (south) side of South Yolla Bolly Mountain, Square Lak 2118 Comment
  CHSC88583  Lupinus lepidus var. lobbii L. P. Janeway 2001-6-10 7140 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  JEPS65377  Lupinus lepidus var. sellulus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC78842  Lupinus microcarpus var. densiflorus Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CHSC92279  Lupinus nanus John Dittes; Josephine Guardino 2005-5-11 1121 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC27823  Lupinus nanus var. vallicola Catherine Corr 1978-4-18 10 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. 1/4 mi w of Jct. 67 Comment
  JEPS97216  Lupinus nanus var. vallicola Vernon H. Oswald and L. Ahart 1995-4-3 6599 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
  NY15960  Lupinus navicularis A. A. Heller 1940-5-1 15572 Tehama On the Cone Ranch eas of Red Bluff, along U. S. Highway #99E. Comment
  RSA261439  Lupinus obtusilobus J. M. Tucker, L. K. Mann, A. O. Tucker 1959-7-19 3553 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  JEPS88444  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1996-4-3 7298 Tehama CDFG parcel on s side of Gyle Road nw of Corning (nw side of Sacramento Valley, 0.4 mi e of dirt lane along the w side of parcel); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  JEPS97302  Lupinus pachylobus Vernon H. Oswald and L. Ahart 1995-4-25 6694 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  UCD109375  Lupinus polyphyllus J. M. Tucker 1959-7-19 3575 Tehama above the lake; upper (south) side of South Yolla Bolly Mountain. 2118 Comment
  RSA105335  Lupinus polyphyllus subsp. polyphyllus Douglas Barbe 1955-7-19 219 Tehama From Rocky Cabin Spring. 1890 Comment
  RSA32776  Lupinus subvexus var. subvexus A. A. Heller 1938-5-21 15095 Tehama Just south of Los Molinos. Comment
  CHSC48566  Lupinus succulentus Vernon Oswald 1983-3-28 213 Tehama Near Black Butte Dam. 152 Comment
  SEINET10486286  Lupinus superbus David B. Dunn 1971-8-15 Dunn 18151 Tehama Kings creek meadow campground, lassen national forest park, e of summit. Comment
  RSA0036475  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041531 Tehama Hog Lake Plateau, Manton Rd. 208 Comment
  RSA0036486  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041550 Tehama Roadside of Hwy. 36. 267 Comment
  HSC89672  Lupinus vallicola subsp. apricus Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-1 18 Tehama Hwy. 36 about 11 mi. E of Sacramento River in Red Bluff 274 Comment
  RSA0058985  Luzula cascadensis Peter F. Zika 2012-7-14 25984 Tehama Cold Fork Trail, c. 1 mile S of Rat Trap Gap, 2 air miles SE of North Yolla Bolla Lake, Yolla Bolly Mountains. 612 Comment
  CDA34744  Lycopus americanus L. 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 miles (air) northwest of Vina. 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
  CHSC66090  Lythrum hyssopifolia Vernon H. Oswald; Lowell Ahart 1996-5-27 7648 .1 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Norwest side of Sacramento Valley. Common on the weedy edge of the farm pond located on the S boundary of the reserve. 102 Comment
  CHSC112590  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 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
  CHSC111023  Lythrum tribracteatum R. A. Schlising 2012-9-24 4475 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 17). 67 Comment
  UC54070  Madia elegans H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4375 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  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
  CHSC64949  Madia exigua Vernon H. Oswald; Lowell Ahart 1995-7-12 7053 Tehama High North Coast Ranges. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. Roadside. 1341 Comment
  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
  CAS-BOT-BC205673  Madia glomerata James R. Shevock; David Isle 1985-6-22 11269 Tehama Northern Coast Ranges. Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  JEPS108731  Madia glomerata Lowell Ahart 2006-8-15 13198 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CDA18418  Madia gracilis G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2667 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
  CHSC78612  Madia gracilis Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC88293  Madia gracilis Lowell Ahart 2004-6-28 11141 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS101363  Madia gracilis Dean W. Taylor 1997-7-18 16131 Tehama Ball Rock 1981 Comment
  SEINET4173699 Image available Madronella pallida A. A. Heller 1937-7-21 15931 Tehama Lassen Volcanic National Park; near the Sulphur Works entrance Comment
  SBBG1058  Maianthemum racemosum H. and M. Dearing 1938-6-25 2129 Tehama W of Mineral 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
  JEPS103537  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS3723  Malacothrix clevelandii Milo S. Baker 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta Comment
  CHSC113914  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  JEPS122020  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  JEPS94342  Malacothrix floccifera Vernon H. Oswald and Lowell Ahart 1997-5-14 8428 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 5.7 mi se of Plum Creek Road); Ponderosa Way 981 Comment
  UC589692  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC64526  Marah fabacea var. agrestis Vernon H. Oswald; Lowell Ahart 1995-4-3 6601 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  SJSU6096  Marrubium vulgare N. D. Addy & R. L. Macdonald 1962-6-30 Tehama State Route 36 c. 11 mi W of Mineral Comment
  CHSC29849  Marsilea vestita K. R. Stern 1980-6-16 6657 Tehama 0.7 mi. east of Hwy. 99, just S of Lassen Rd.; 15 mi. N of Chico. 60 Comment
  CHSC41010  Marsilea vestita Pauleen Broyles 1982-7-22 804 Tehama 50 m. s of Lassen Road in w pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  HSC45883  Marsilea vestita J. P. Smith, J. O. Sawyer 1973-4-14 6065 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  CHSC65278  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1995-6-13 6850 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 219 Comment
  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
  JEPS113147  Matricaria discoidea Lowell Ahart 2007-5-8 13716 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  CHSC65701  Meconella californica Vernon H. Oswald 1996-3-15 7227 Tehama Cascade Range Foothills. BLM parcel. Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau. 198 Comment
  UCSB63859  Meconella californica Oswald, Vernon 1996-3-15 Tehama BLM parcel; T28N R2W SE1/4 SW1/4 Sec. 8; Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau 198 Comment
  CHSC82299  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  JEPS103422  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
  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
  JEPS88445  Medicago praecox Vernon H. Oswald and Lowell Ahart 1996-4-3 7303 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along intermittent stream ca. 0.4 mi. e. of the dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  HSC1825  Medicago praecox Larry Berti 1969-3-15 2 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  UCD67011  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  CHSC112026  Melica bulbosa David Isle; Bruce Baldwin, Rick York 1987-7-18 2081 Tehama Mendocino National Forest; Yolla Bolly Wilderness, SE of Solomon Pk, near spring E of Last Camp. 2118 Comment
  CHSC61450  Melica fugax Vernon H. Oswald; Lowell Ahart 1993-8-18 5848 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2133 Comment
  JEPS95076  Melica geyeri Vernon Oswald and Lowell Ahart 1997-6-10 8554 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat Campgrounds Covelo; between Paskenta and Covelo on M2 1737 Comment
  UCD87318  Melica geyeri Beecher Crampton 1954-6-16 1986 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  UCD80567  Melica harfordii CNPS SN Foothill Team 2005-6-29 SNNR 0437 b Tehama USFS Lassen National Forest. 969 Comment
  UCD80580  Melica harfordii CNPS SN Foothill Team 2005-6-28 SNNR 0505 Tehama USFS Lassen National Forest, north of the South fork Antelope Creek. 829 Comment
  UC1183423  Melica stricta J. M. Tucker and L. K. Mann 1959-7-19 3557 Tehama se side South Yolla Bolly Mountain 2255 Comment
  SEINET200096 Image available Melica stricta var. stricta J. M. Tucker, LK Mann 1959-7-19 3557 Tehama SE side of South Yolla Bolly Mt 2256 Comment
  CHSC70924  Melica torreyana Vernon Oswald; Lowell Ahart 1998-4-21 8936 Tehama Inner North Coast Ranges. Nomalaki Trail near Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). 548 Comment
  CHSC48606  Mentzelia micrantha Vernon Oswald 1986-6-18 2117 Tehama Round Valley Rd. (M4) 11.7 mi w of Paskenta. Loose scree at the base of a steep roadcut. 701 Comment
  RSA0113449  Mertensia ciliata Henry J. Ramsey, Henry J. Ramsey 1938-8-1 1733 Tehama Mineral King. Comment
  CHSC58042  Micranthes aprica Vernon H. Oswald 1992-5-18 4940 Tehama Lassen Volcanic National Park. W. on Juniper Lake Rd. 0.3 mi N of the park boundary. 1999 Comment
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  CAS-BOT-BC428684  Micranthes bryophora George W. Gillett 1957-8-13 1052 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. Near trail and 1/4-mile above Sulphur Works Checking Station. 2072 Comment
  UCD18749  Micropus californicus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 42 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  CHSC27535  Micropus californicus var. californicus Greg C. Halcomb 1978-4-14 14 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd. and 14.9 mi n of legal Chico city limits. 68 Comment
  UCD134483  Micropus californicus var. californicus Joseph M. DiTomaso 1976-3-28 379 Tehama 1.5 miles north of Butte County line on Highway 99. Comment
  HSC6022  Microseris acuminata John L. Heywood, D. H. Norris 1968-3-13 1843 Tehama Hwy. 36, ca. 67.74 mi. E of Shasta Co. line Comment
  SD211557  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek Comment
  CHSC40581  Microseris douglasii subsp. tenella Pauleen Broyles 1982-5-19 630 Tehama The Nature Conservancy Vina Plains Preserve. NE of barn. 60 Comment
  JEPS7873  Mimulus bolanderi Milo S. Baker and H. K. Wagnon 1953-5-31 12638 Tehama logging road nw Paskenta (near 7 mi post) Comment
  JEPS110133  Mimulus breweri Lowell Ahart 2006-7-19 13035 Tehama West edge of an open flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC1019528  Mimulus breweri Louise Kellogg 1952-7-9 10 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
  POM252821  Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Highway. 1677 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
  HSC90788  Mimulus glaucescens Barbara Ertter 1989-5-3 8446 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester 976 Comment
  UC1563707  Mimulus glaucescens Barbara Ertter 1989-5-3 8446 Tehama ca. 20 air mi sw Chester (Deer Creek Rd. (Rt. 32) at milepost 12.00, e side of creek); Deer Creek 975 Comment
  JEPS11031  Mimulus guttatus W. L. Jepson 1899-4-25 63 m Tehama Stivers' Ranch Crane Creek Comment
  SEINET10570349  Mimulus guttatus David B. Dunn, Billy Joe Cox; Melissa Leake 1971-6-10 Dunn 17965 Tehama 14 mi e of mineral on calif hwy 36; at camp in gurnsey national forest; Andrositic flow; abies concolor, pinus ponderosa, p. Flexilis, and pseudotsuga Menziesii. Comment
  SEINET3159664  Mimulus guttatus G. R. Campbell 1948-6-17 655 Tehama 2 miles south of Vina. Comment
  CAS-BOT-BC151756  Mimulus kelloggii Doris Kildale Gillespie 1930-5-9 9290 Tehama 18 miles west of Mineral on Susanville Road Comment
  JEPS94176 Image available Mimulus kelloggii Vernon Oswald and Lowell Ahart 1998-4-21 8934 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp), Chaparral Inner North Coast Ranges, serpentine substrate. Comment
  JEPS105878  Mimulus latidens Lowell Ahart 2004-4-29 10789 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  UC1245132  Mimulus moniliformis J. M. Tucker 1959-7-19 3565 Tehama ca. 1/2 mi e Ides Cove (rivulet above the road, se side of mountain); South Yolla Bolly Mountain 2103 Comment
  UC2062570  Mimulus nanus var. mephiticus Belinda Lo with Kellie Eldridge 2017-7-25 349 Tehama TEHAMA COUNTY: Shasta-Trinity National Forest, northwest of McGee Camp and near road 10W66. Comment
  HSC20788  Mimulus pilosus Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  JEPS86929  Mimulus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 Plumas Co. line 1490 Comment
  UC54641  Mimulus torreyi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4409 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CDA41816  Mimulus torreyi L. Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  UC725382  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama along State Hwy 89 a short distance w Plumas County line 1463 Comment
  UCD96102  Mimulus tricolor Dena Grossenbacher; Brian Green 2008-5-6 817 Tehama 0.2 miles northwest of Hog Lake off of Highway 36. 262 Comment
  CAS-BOT-BC174586  Minuartia californica Doris Kildale Gillespie 1930-5-9 9287 Tehama 18 miles west of Mineral on Susanville road Comment
  UCD80212  Minuartia californica CNPS SN Foothill Team 2006-3-27 SNFN 0310 Tehama TNC Easement Denny Ranch. Located 100 m north of SNFN0309. 213 Comment
  JEPS108819  Minuartia douglasii Lowell Ahart 2006-5-5 12574 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 548 Comment
  RSA424719  Minuartia douglasii Aaron Liston, M. Blumler 1987-4-24 655 -4 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CHSC48257  Minuartia nuttallii subsp. gracilis Vernon Oswald 1986-7-24 2236 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  UC1051686  Minuartia nuttallii subsp. gregaria Helen K. Sharsmith 1953-6-24 4353 Tehama near summit of Ovenlid; Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  HSC71865  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5784 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  JEPS95118  Mitella trifida Vernon Oswald and Lowell Ahart 1997-7-7 8716 Tehama 0.4 mi w of Rat Trap Gap (Forest Route 35 at a branch of the South Fork of Beegum Creek, n side of the Yolla Bolly-Middle Eel Wilderness); Yolla Bolly-Middle Eel Wilderness, South Fork of Beegum Cree 1706 Comment
  CHSC100905  Mollugo verticillata R. A. Schlising 1978-8-6 3335 Tehama At the Lassen Road crossing of Singer Creek. 70 Comment
  JEPS124399  Mollugo verticillata Lowell Ahart, John Dittes 2015-6-22 20252 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
  JEPS8323  Mollugo verticillata Rimo Bacigalupi with L. Contstance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-12 3365 Tehama 10.5 mi wnw of Red Bluff (along State Hwy 36, following Dibble Creek, 9 mi w of junction with U.S. Hwy 99); Dibble Creek Comment
  SJSU11394  Monardella breweri subsp. glandulifera R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral 914 Comment
  CAS-BOT-BC219931  Monardella breweri subsp. lanceolata A. A. Heller 1937-7-21 16168 Tehama Along the Deer Creek Highway several miles west of the first crossing of Deer Creek Comment
  CHSC77351  Monardella odoratissima Heidi West; L. P. Janeway 1999-4-6 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. 201 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
  SEINET3996424 Image available Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain; ca. 75 feet below the summit 2443 Comment
  UC2035961  Monardella odoratissima subsp. pallida O. H. Kappler 1946-7-21 1350 Tehama Cliff Falls, Lassen National Park 1920 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
  RSA0022777  Monardella villosa subsp. subserrata Milo S. Baker, H. K. Wagnon 1953-7-11 12818 Tehama 3 miles beyond Whitlock Camp. 1524 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
  JEPS62417  Monardella villosa subsp. villosa W. L. Jepson 1938-6-10 18983 Tehama Jelley's Ferry Sacramento River 121 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
  UC883588  Monardella villosa subsp. villosa A. A. Heller 1916-6-19 12395 Tehama West of Proberta Comment
  JEPS35221  Monolopia major Blankinship 1911-4-7 Tehama Corning Comment
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Feb 9 2019
  JEPS88479  Montia fontana Vernon H. Oswald and Lowell Ahart 1996-3-6 7225 Tehama BLM parcel. Cascade Range Foothills, Blue Oak Woodland. 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
  RSA90815  Montia fontana Milo S. Baker, H. K. Wagnon 1953-7-12 12878 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
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Jul 29 2009
  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
  JEPS75060  Muhlenbergia filiformis W. L. Jepson 1929-9-28 15300 Tehama near Manzanita Lake; Lassen Peak 1828 Comment
  OBI22032  Muhlenbergia rigens J. M. Crawford 1956-9-15 1 Tehama Soil Vegetation Survey Project. Calif Forest and Range Experiment Station. T26N R6W sec 18 in Grizzley Crk, Quad 31 D-4 305 Comment
  SBBG122892  Myosotis laxa B. Ertter 1989-7-4 8693 Tehama upper edge of Battle Crk Meadows along Nanny Crk; Hwy 36 1.4 mi E of Mineral 1524 Comment
  CHSC65932  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7364 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
  CHSC41086  Myosurus sessilis Pauleen Broyles 1983-4-9 877 Tehama The Nature Conservancy Vina Plains Preserve. 62 Comment
  UC1736749  Myosurus sessilis Dean W. Taylor 1991-5-9 11688 Tehama Stony Creek, ca. 300 meters north of the creek along the right-of-way of electrical transmission lines (PG&E Pit-Vaca line) 112 Comment
  CHSC77975  Nassella cernua B. Castro; C. Warren, L. P. Janeway 1999-5-4 913 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  CHSC81429  Nassella cernua L. P. Janeway; Shirley Innecken 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  CHSC78962  Nassella pulchra Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC4509  Navarretia divaricata C. Glascock 1965-5-15 425 Tehama 12.4 mi w of Mineral R.S. on Hwy 36 at n roadside. Comment
  UC980576  Navarretia divaricata Milo S. Baker and H. K. Wagnon 1953-7-11 12830 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  CHSC86585  Navarretia filicaulis L. P. Janeway 2003-6-14 7840 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  CHSC96311  Navarretia filicaulis L. P. Janeway 2006-8-20 8851 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Rocky gravelly eroding volcanic northwest-facing ridge top. 1088 Comment
  CAS-BOT-BC230314  Navarretia heterandra Philip A. Munz 1949-5-14 13202 Tehama 7 miles S of Corning Comment
  CHSC113345  Navarretia heterandra Lowell Ahart; John Dittes 2014-5-16 19484 Tehama On the west side of the large rock, north of the poor dirt road, about 1/8 mile northeast of the end of Lyon Cattle Road, about 2 1/4 miles (air) northeast of Los Molinos. 99 Comment
  CHSC80047  Navarretia heterandra B. Castro; L. P. Janeway 2000-5-9 1143 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creeks. 121 Comment
  UC526143 Image available Navarretia heterandra John Thomas Howell 1934-6-17 12233 Tehama near Cottonwood; ; near Cottonwood, Tehama Co. Comment
  UC762155  Navarretia heterandra R. F. Hoover 1937-5-19 2288 Tehama 6 mi n Red Bluff Comment
  RSA91926  Navarretia heterandra Beecher Crampton 1953-4-29 1171 Tehama About 5 miles south of Dales Comment
  CHSC84302  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2003-6-11 10250 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC89613  Navarretia intertexta subsp. intertexta Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. Vernal pool. 228 Comment
  JEPS104041  Navarretia intertexta subsp. intertexta Lowell Ahart 2003-6-11 10250 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
  RSA756866  Navarretia intertexta subsp. intertexta Barbara Ertter, James R. Shevock 1992-6-14 11152 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town). 610 Comment
  UCD48457  Navarretia intertexta subsp. intertexta D. Sanchez-Mata; S. Rivas-Martinez, M. Costa and M. Ladero 1998-6-9 s.n. Tehama Red Bluff-Rosewood. Temporal vernal pools near Dibble Creek. 300 Comment
  CDA16182  Navarretia leucocephala G. F. Hrusa, J. Hart 1999-4-29 15035 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 137 Comment
  UCD48531  Navarretia leucocephala Amelie C. Blyth 1950-7-16 3 Tehama Roadside meadow about 5 miles east of Childs Meadow, on Highway 36 and 89, Tehama County, California. Comment
  UC1950115  Navarretia leucocephala subsp. bakeri Barbara Ertter with Brad Olson 1993-5-15 11825 Tehama BLM land; south of road; Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff Comment
  UC2042991  Navarretia leucocephala subsp. leucocephala Barbara Ertter with Brad Olson 1993-5-15 11790 Tehama Jellys Ferry Road ca. 6 miles NNE of Interstate Highway 5 north of Red Bluff. Comment
  HSC49715  Navarretia leucocephala subsp. minima J. O. Sawyer, R. J. Cole 1979-5-13 3358 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  UC106882  Navarretia linearifolia subsp. linearifolia T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UC1112876  Navarretia linearifolia subsp. linearifolia Douglas Barbe 1955-7-22 243 Tehama on a dry northern slope 3 mi w Oven Lid (on the trail to Square Lake); w of Oven Lid, on trail to Square Lake 2072 Comment
  UC526147  Navarretia pubescens John Thomas Howell 1934-6-17 12234 Tehama near Cottonwood 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
  CAS-BOT-BC232755  Navarretia sinistra subsp. pinnatisecta Alice Eastwood; John Thomas Howell 1941-7-9 9813 Tehama Government Flat Comment
  UC1607544  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  UC596196  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
  JEPS88299  Navarretia viscidula Vernon H. Oswald and Lowell Ahart 1996-5-20 7614 Tehama BLM parcel along Hwy 36, NE of Red Bluff, old quarry, 0.6 mi SW of the parking lot at Hog Lake, Hog Lake Plateau, Cascade Range Foothills 274 Comment
  SD71270  Navarretia viscidula John Thomas Howell 1955-6-12 30320 Tehama 1 mile south of Cottonwood, dry clay flat Comment
  UC703090  Nemacladus capillaris Alice Eastwood and John Thomas Howell 1941-7-9 9723 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  SEINET10461251  Nemacladus montanus Hoffman 1950-7-3 HOFFMAN 3760 Tehama About 10.5 miles west of Paskenta Comment
  UC1023464  Nemacladus montanus Milo S. Baker 1953-6-20 12744 Tehama w of Paskenta (near 8-9 mi post, logging, w Tehama County) Comment
  UC921164  Nemacladus montanus Freed Hoffman 1950-7-3 3760 Tehama 10.5 mi w Paskenta Comment
  CHSC7092  Nemophila heterophylla E. L. Williams 1969-4-1 8 Tehama Near mail box of I. W. Williams, ca. 1 mi on Evergreen Road, off Bowman Road. 137 Comment
  RSA537457  Nemophila heterophylla Barbara Ertter 1989-5-3 8440 Tehama Deer Creek Road (Rt 32) at milepost 12.00, E side of Deek Creek 20 airmiles SW of Chester. 976 Comment
  CHSC27556  Nemophila menziesii W. K. Cheechov 1978-3-24 3 Tehama Ca. 300 ft sw of Reeds Creek Rd. 1.2 mi w of Cottonwood Creek, ca. 16 mi w of Red Bluff. 289 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
  CHSC91057  Nemophila parviflora var. parviflora David W. Isle 1995-5-2 1051 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC67229  Nemophila pedunculata James D. Jokerst 1981-2-23 1243 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  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
  HSC86966  Nemophila pedunculata Terry Hines, Ellen Purcell, N. Williams 1988-3-26 28 Tehama 4 mi. E of Paynes Creek on Hwy. 36 762 Comment
  JEPS103387  Nuttallanthus texanus Lowell Ahart 2002-4-27 9553 Tehama 10 yds NW of the cattle guard, NW of where road is wide enough to park, W side of dirt road that leads to tower, E of Road M2, 8 mi W of Paskenta 609 Comment
  CHSC65085  Oenanthe sarmentosa Vernon H. Oswald; Lowell Ahart 1995-7-31 7164 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6). 365 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
  CHSC52886  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-11 845 Tehama Central Valley. About 6 miles NE of Vina, 1.8 miles ENE of end of Reed Orchard Road. Vernal pool. 114 Comment
  JEPS84163  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. 60 Comment
  UCD88248  Orcuttia pilosa F. T. Griggs 1973-6-16 s.n. Tehama 16 miles north of Chico. 100 meters south of Lassen Road, 0.5 mile east of Hwy. 99. Comment
  HSC66336  Orcuttia pilosa M. S. Taylor, T. Griggs, R. S. Schlising 1980-6-21 2938 Tehama Lassen Rd., ~16 mi. N of Chico, ~200 m S of Lassen Rd., ~.25 mi. E of Hwy. 99E Comment
  SEINET10901932  Orcuttia pilosa Mary Susan Taylor 1980-1 Tehama Comment
  SEINET4080576  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CHSC41058  Orcuttia tenuis Pauleen Broyles 1982-5-17 615 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool just s of Lassen Road in e pasture. 68 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
  CHSC45793  Orcuttia tenuis R. D. Stone 1986-7-20 771 Tehama Central Valley. Hog Lake, N side of Highway 36 about 11 miles NE of Red Bluff. Vernal lake. 263 Comment
  CHSC52901  Orcuttia tenuis R. D. Stone 1986-7-23 783 Tehama Central Valley. About 15 miles NE of Red Bluff and 2.6 miles NW of Dales Lake on Inks Creek Ranch. Pond. 137 Comment
  JEPS112695  Orcuttia tenuis Dean W. Taylor 1990-8-11 11450 Tehama Dales Lake, 207 Comment
  JEPS23675  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama State Hwy 36 10.8 mi ne Red Bluff; Hog Lake Comment
  JEPS84122  Orcuttia tenuis R. D. Stone 1986-7-23 783 Tehama 2.6 mi nw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch 137 Comment
  JEPS84124  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama 2.5 mi sw Dales Lake (about 12 mi ne of Red Bluff); Central Valley, Inks Creek Ranch 179 Comment
  JEPS84127  Orcuttia tenuis R. D. Stone 1986-8-24 803 Tehama e pasture 0.1 mi w eastern preserve boundary (just s of Lassen Road 2.3 mi e of its intersection with Hwy 99); Central Valley, TNC Vina Plains Preserve 68 Comment
  OBI77691  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  SD131794  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama About 15 miles NE of Red Bluff and 0.6 miles NW of Dales Lake on Inks Creek Ranch, artificial pond behind earthen levee 200 Comment
  SEINET10945786  Orcuttia tenuis B. Crampton 1958-1 Tehama Comment
  CHSC82074  Oreostemma alpigenum var. andersonii L. P. Janeway 2001-7-29 7397 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC105639  Orobanche californica subsp. grayana Lowell Ahart; John Dittes 2010-10-4 17278 Tehama Northwest meadow area of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  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-BC500196  Orobanche fasciculata John Thomas Howell 1955-6-12 30311 Tehama Flood bed of Dibble Creek, 1.5 mi N of Red Bluff 91 Comment
  UC1731300  Orobanche valida subsp. howellii Dean W. Taylor 1997-6-13 16084 Tehama 8 road mi w from Paskenta (serpentine slope 0.5 mi w of Beehive Flat, Toomes Camp Road (Forest Road M2), 200 ft wnw of marked Section Corner); Inner North Coast Ranges, Toomes Camp Road 731 Comment
  CDA42026  Orobanche vallicola Agr, Comm. Office 1968-7-23 s.n. Tehama West end of La Clair Ave., Dairyville, ca. 8 miles southeast of Red Bluff. 0 Comment
  RSA508722  Orthocarpus erianthus Barry Burnell 1972-4-1 434 Tehama Intersection of Jolly Ferry Road. Central Valley drainage area. 107 Comment
  HSC74958  Osmorhiza berteroi J. P. Smith, Thomas W. Nelson 1979-6-24 10171 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  CHSC60294  Osmorhiza occidentalis Mary Ann Showers 1992-6-26 2578 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA0115341  Oxypolis occidentalis B. Castro, L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  UC556435  Packera greenei Rimo Bacigalupi 1934-5-29 2415 Tehama just w Paskenta (on Paskenta Grade (road from Corning to Covelo), w Tehama County); Paskenta Grade Comment
  CAS-BOT-BC175542  Parnassia palustris John Thomas Howell 1960-8-18 36078 Tehama Bluff Falls 1981 Comment
  CHSC85016  Parnassia palustris John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 791 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope southeast of Square Lake. 2151 Comment
  CHSC107359  Paronychia ahartii Lowell Ahart; John Dittes 2011-6-9 17442 Tehama Rio De Los Molinos Land Grant. On a sand dune, about 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  JEPS88447  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-4-3 7305 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., just s. of the intermittent stream ca. 0.3 mi. e. of the dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC65080  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1995-7-17 7069 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Borrow pit on the E side of the road. 213 Comment
  SBBG2718  Pectiantia breweri H. and M. Dearing 1938-6-26 2116 Tehama 17 mi E of Mineral Comment
  CHSC102234  Pectocarya pusilla L. P. Janeway; B. Castro 2009-4-25 9736 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
  CHSC65696  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7270 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In the NE corner of the parcel. 198 Comment
  CHSC75255  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1999-4-21 9707 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Edge of the trail. 655 Comment
  SEINET263491 Image available Pedicularis densiflora Richard J. Shaw 1993-5-23 5101 Tehama Lassen National Forest ; Mile marker 89 near jct of Hwys 36 & 89 near Morgan Summit 1707 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  CHSC21153  Pedicularis semibarbata M. S. Taylor 1975-7-17 856 Tehama Ca. 500 yds s of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36 and 89. 1828 Comment
  CHSC86840  Pellaea andromedifolia Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC68797  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-6-10 8567 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  RSA790135  Pellaea brachyptera J. R. Shevock 1985-6-22 11238 Tehama Mendocino National Forest. Along forest road M-2, just north of Government Flat Campground. 1753 Comment
  CDA42752  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 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 Comment
  HSC96920  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 Tehama Along the Nomalaki Trail, about 3/4 mi. by trail NW of Dead Rabbit Lake about 1 1/2 mi. NW of Bowers Cr. about 2 1/4 mi. NW of 23N69 about 8 mi. SW of Paskenta 563 Comment
  SEINET12765189  Penstemon azureus Barbara Ertter, Brad Olson 1991-7-4 10218 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning.; 0 1097 Comment
  SJSU4121  Penstemon azureus C. W. Sharsmith 1966-6-11 7452 Tehama by Sacramento R, 2 mi NE of Red Bluff 91 Comment
  CHSC102470  Penstemon azureus var. azureus L. P. Janeway 2009-4-21 9827 Tehama Cascade Range Foothills. Tehama Wildlife Area; near top of ridge overlooking Antelope Creek from the south; along Ishi Road 0.3 road km east of East Grapevine Jeep Trail. 588 Comment
  CHSC79081  Penstemon azureus var. azureus L. P. Janeway 2000-6-30 6871 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  JEPS94345  Penstemon azureus var. azureus Vernon H. Oswald and Lowell Ahart 1997-5-14 8435 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  CHSC23396  Penstemon breviflorus B. Garamendi 1974-5-11 23 Tehama Mill/ Deer Creek Study Area. 1 1/2 mi s of Bucks Flat. Turn off Ponderosa Way. 1219 Comment
  UC1238928  Penstemon deustus Freed W. Hoffman 1948-7-12 2466 Tehama Platina to Redding Road about 1 mi from Platina; North Coast Ranges, Platina to Redding Road Comment
  JEPS11265  Penstemon gracilentus Jos. Grinnell 1925-7-3 Tehama 3 mi s Mineral (Turner Mountain); , s of Mineral 1828 Comment
  RSA91143  Penstemon heterophyllus subsp. purdyi Milo S. Baker 1953-5-10 12647 Tehama Logging road W of Paskenta near 8 mile post. Comment
  NY601723  Penstemon heterophyllus var. heterophyllus G. D. Barbe 1955-7-17 202 Tehama On the county road to Oven Lid at the sign, "Sommerset (sic) 3/4". South Yolla Bolly region. 1889.8 Comment
  CHSC83688  Penstemon neotericus L. P. Janeway 2001-6-24 7225 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  CHSC95062  Penstemon neotericus L. P. Janeway 2006-6-25 8709 Tehama High Cascade Range. North slope ridge off the northern tip of Cohasset Ridge, about 1.0 km southeast of Devils Den. 1170 Comment
  UCR124023  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6915 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  NY627260  Penstemon neotericus F. W. Pennell 1940-7-23 26247 Tehama Route 36, 2-3 miles west of Morgan Springs 1737.4 Comment
  CHSC28161  Penstemon newberryi J. D. Jokerst 1979-7-16 289 Tehama S. of Forest Service trail 3E12. 1.0 mile W. of trail head. Comment
  UC1037361  Penstemon purpusii Douglas Barbe 1955-7-16 182 Tehama e ridge leading to summit of mt. e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  UC1245134  Penstemon rupicola J. M. Tucker and L. K. Mann 1959-7-19 3556 Tehama ca 1/2 mi e of summit South Yolla Bolly Mountain; e of summit South Yolla Bolly Mountain 2286 Comment
Read comments
Sep 7 2007
  HSC1756  Pentagramma triangularis Larry Berti 1969-3-19 39 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
  CHSC102484  Pentagramma triangularis subsp. triangularis L. P. Janeway 2009-3-28 9668 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  JEPS88088  Pentagramma triangularis subsp. triangularis Vernon H. Oswald and Lowell Ahart 1996-5-20 7578 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC60295  Perideridia bolanderi subsp. bolanderi Mary Ann Showers 1992-6-26 2569 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  UC1606385  Perideridia bolanderi subsp. involucrata Barbara Ertter with James R. Shevock 1992-6-14 11148 Tehama Lanes Valley Rd 0.8 mi n Highway 36 junction at Paynes Creek 548 Comment
  UC1949246  Perideridia bolanderi subsp. involucrata Barbara Ertter with Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC42650  Perideridia howellii Vernon Oswald 1985-8-15 1929 Tehama 0.5 mi n of Hwy 36 on Wilson Meadow Rd. paralleling Nanny Creek, 2.5 air mi ne of Mineral. 1584 Comment
  CHSC66553  Perideridia kelloggii Vernon H. Oswald; Lowell Ahart 1996-7-8 7957 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 182 Comment
  CHSC101421  Perideridia oregana David Isle 1992-7-29 1548 Tehama E of first drainage coming down Forks Ridge from Willow Creek watershed boundary into Thomes Creek watershed. 1676 Comment
  CHSC64816  Perideridia oregana Vernon H. Oswald 1995-6-4 6820 Tehama Dales 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. Along the e fenceline near the s tip of reserve. 207 Comment
  SEINET13944992 Image available Perideridia oregana L. Constance, T. I. Chuang 1967-1 3791 Tehama Above Dibble Creek, 14 mi W of Red Bluff, alt. 800 ft 244 Comment
  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
  CHSC84622  Persicaria maculosa Lowell Ahart; John Dittes 2003-9-17 10591 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
  CHSC84611  Persicaria punctata Lowell Ahart; John Dittes 2003-9-17 10599 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
  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
  UC923098  Phacelia Freed W. Hoffman 1950-7-6 3302 Tehama about 1 mi ne White Rock Guard Station (near Trinity-Tehama co. boundary) Comment
  JEPS94155  Phacelia distans Vernon Oswald and Lowell Ahart 1998-4-27 8970 Tehama w. of Red Bluff and s.e. of Platina (Pettyjohn Rd. 0.9 mi. w. of its junction w/ Weemasoul Rd.) 597 Comment
  CHSC57087  Phacelia egena Steven Triano; Stefani Eiben 1988-5-7 162 Tehama Open rocky hillside adjacent to a vista point ca 100 ft n of Hwy. 36 and 13.9 mi w of Mineral. 944 Comment
  CHSC79766  Phacelia egena L. P. Janeway; B. Castro 2000-4-22 6677 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock; south-facing slope overlooking Mill Creek. 869 Comment
  CHSC86040  Phacelia egena Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 213 Comment
  JEPS2168  Phacelia egena W. L. Jepson 1899-4-26 21056 Tehama Stiver's Ranch Crane Creek (w Tehama Co.) Comment
  JEPS95753  Phacelia egena Vernon H. Oswald and L. Ahart 1995-4-17 6674 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CDA40378  Phacelia egena J. T. Howell 1943-8-8 19189 Tehama Northwestern; Inner North Coast Ranges region; Anthony Peak; Tehama/Mendocino County 0 Comment
  SBBG16147  Phacelia heterophylla H. and M. Dearing 1938-6-25 2132 Tehama near Mineral Comment
  UC923125  Phacelia mutabilis Freed W. Hoffman 1950-6-30 3305 Tehama 9.4 mi n point where Ball Rock Road leaves the County Road (w of Paskenta, w Tehama Co.); Cold Spring 1920 Comment
  JEPS112911  Phacelia purpusii Dean W. Taylor 1997-6-6 16025 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  UCD80359  Phacelia purpusii CNPS SN Foothill Team 2005-6-21 SNNR 0348 d Tehama USFS, Lassen National Forest, near the edge of the study boundary and northwest of Black Rock Campground. 1211 Comment
  UCD80362  Phacelia purpusii CNPS SN Foothill Team 2005-6-21 SNNR 0330 b Tehama USFS, Lassen National Forest, at the top of Mill Creek Ridge. 1158 Comment
  UC54514  Phacelia racemosa H. M. Hall and E. B. Babcock Jun 29 1903-Jun 30 1903 4324 Tehama Park's Ranch Mount Lassen (s side, Tehama Co. line) 2133 Comment
  CHSC105996  Phacelia tanacetifolia B. Castro; L. P. Janeway 2000-4-22 1095 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.5 km northwest of Black Rock; south-facing slope overlooking Mill Creek. At and near mapped spring. 877 Comment
  CHSC68699  Phacelia tanacetifolia Vernon H. Oswald; Lowell Ahart 1997-5-14 8444 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. 920 Comment
  UC2042813  Phacelia tanacetifolia Barbara Ertter with Jim Nelson, Julie Kierstead and Bob Orange 1990-5-13 8941 Tehama Tuscan Butte ca. 8 air miles NE of Red Bluff. 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
  CHSC83675  Phalaris aquatica L. P. Janeway; Shirley Innecken 2002-4-11 7464 Tehama Inner North Coast Ranges. Wide flats along south side of North Fork Stony Creek between the west end of Black Butte Lake and Newville Road. 147 Comment
  JEPS100928  Phalaris aquatica Dean W. Taylor 1993-5-5 13447 Tehama 1 mile W of Dales Lake; large vernal pool bordered by Quercus douglasii woodland 228 Comment
  SEINET11689138  Phalaris paradoxa Unknown 1982-1 708 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  UCD89345  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  CAS-BOT-BC250859  Phleum pratense John Thomas Howell 1960-8-18 36092 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  JEPS69953  Phlox diffusa Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  UC106951  Phlox diffusa T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  CHSC90396  Phlox speciosa Niall McCarten 1986-6-22 5299 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  UC1949356  Phlox speciosa Barbara Ertter with Brad Olson 1991-7-4 10288 Tehama Ball Rock / Toomes Camp Rd (M2) 1.0 mi N of Trough Ridge jct, ca 28 airmiles W of Corning Comment
  UCD118253  Phlox speciosa Thomas W. Nelson; Jane P. Nelson 1980-6-22 5848 Tehama Along forest service rd. 45, 1.9 miles north of Tedoc Gap; west side of Mt. Tedoc. 1371 Comment
  UC1051538  Phlox speciosa subsp. occidentalis Helen K. Sharsmith 1953-6-24 4349 Tehama 4.5 mi above Patton Mill (road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1828 Comment
  RSA93038  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-6-21 12771 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  UC1078867  Phoradendron macrophyllum Job Kuijt 1957-5-23 1376 Tehama Red Bluff Comment
  HSC15922  Phoradendron serotinum subsp. tomentosum L. T. Gault 1964-3-23 6 Tehama S Center St., Los Molinos 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
  CAS-BOT-BC58801  Phyllodoce breweri John Thomas Howell 1960-8-19 36120 Tehama Lassen Volcanic National Park - Brokeoff Mt. Trail 2346 Comment
  SEINET12332653  Physalis angulata var. lancifolia Unknown 1982-1 807 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Rd 66 Comment
  CAS-BOT-BC60743  Physaria occidentalis P. A. Munz 1951-7-26 16925 Tehama East flank of South Yolla Bolly Peak. 2346 Comment
  CHSC55083  Pilularia americana L. P. Janeway 1991-5-11 3954 B Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 169 Comment
  CAS-BOT-BC78724  Pinus jeffreyi John Thomas Howell 1960-8-19 36142 Tehama Brokeoff Mt. Trail 2590 Comment
  RSA158034  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  UCD134811  Pinus monticola John M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ca. .5 mile east of summit of South Yolla Bolly Mountain. Comment
  UCSB13055  Pinus monticola Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Summit of Mt. Linn (South Yolla Bolly Pk.) South Yolla Bolly Mtns. 2468 Comment
  CAS-BOT-BC72979  Pinus monticola John Thomas Howell 1960-8-18 36021 Tehama Near Lassen Volcanic National Park - Bluff Falls 1981 Comment
  NY62284  Pinus ponderosa W. W. Eggleston 1911-7-22 7341 Tehama This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1585422  Pinus ponderosa R. Raiche, K. Zadnik, and H. Forbes 1989-10-10 UCBG 94 Tehama W of Mineral, 12.8 km W of Hwy 36 Comment
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Jul 19 2013
  JEPS97406  Pinus sabiniana Vernon H. Oswald and L. Ahart 1995-6-13 6859 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC76795  Piptatherum miliaceum L. P. Janeway; B. Castro 1999-6-24 6479 Tehama Along the creeklet in Long Gulch about 0.4 mi southwest of South Fork Cottonwood Creek between Cooks Flat and Story Flat. 353 Comment
  CHSC79097  Plagiobothrys austiniae B. Castro; L. P. Janeway 2000-4-5 1051 Tehama Vicinity of Orland; on gravel/cobbled edge of Rice Creek. 109 Comment
  JEPS113204  Plagiobothrys austiniae Lowell Ahart, Richard Lansdown 2007-4-25 13696 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff 270 Comment
  SBBG28842  Plagiobothrys bracteatus L. S. Rose 1934-4-21 34243 Tehama 5 mi S of Cottonwood 106 Comment
  UC998337  Plagiobothrys canescens Milo S. Baker 1953-4-26 12560 Tehama 5 mi w Paskenta (along Crane Lumber Co. road) Comment
  CDA14334  Plagiobothrys fulvus G. F. Hrusa, J. Hart 1998-5-1 14430 Tehama Sacramento Valley; on ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and ~ 1 mi. W of Paskenta Rd. Comment
  CHSC67183  Plagiobothrys fulvus James D. Jokerst 1980-4-13 577 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. Comment
  HSC93489  Plagiobothrys fulvus G. Fred Hrusa, J. Hart 1998-5-10 14430 Tehama Coyote Creek Conservation Area: 1/4 mi. S of Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 Comment
  UCD146603  Plagiobothrys fulvus G. F. Hrusa; J. Hart 1998-5-10 14430 Tehama 1/4 mile south of Coyote Creek wash, Coyote Creek Conservation Area, and around 1 mile west of Paskenta Road. Northern Sacramento Valley. 100 Comment
  UCD80156  Plagiobothrys fulvus var. campestris CNPS SN Foothill Team 2006-4-7 SNFN 0443 Tehama Private Wurlitzer Ranch. 137 Comment
  JEPS88359  Plagiobothrys greenei Vernon H. Oswald and Lowell Ahart 1996-4-23 7423 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along w shore of Hog Lake, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Hog Lake 265 Comment
  UC726727  Plagiobothrys greenei A. A. Heller 1927-4-18 14343 Tehama near Hooker Oak; Chico Comment
  CHSC64701  Plagiobothrys leptocladus Vernon H. Oswald; Lowell Ahart 1995-5-9 6718 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Pool 20. 213 Comment
  JEPS122041  Plagiobothrys nothofulvus Lowell Ahart, John Dittes 2014-5-16 19472 Tehama About 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  SEINET3449091  Plagiobothrys nothofulvus Lowell Ahart, John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 Tehama Los Molinos, Los Molinos, about 6 air miles northeast, Dye Creek Preserve, about 0.5 miles east of the Dye Creek buildings, along trail on the north side of Dye Creek 170 Comment
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Jan 3 2019
  SBBG121314  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama Vestal Rd, ca. 5.3 mi W of intersection of Cannon Rd and Reeds Crk Rd, ca. 21 mi W of Red Bluff 304 Comment
  RSA794947  Plagiobothrys scouleri var. hispidulus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16310 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  JEPS97503  Plagiobothrys scriptus Vernon H. Oswald and L. Ahart 1995-4-3 6573 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  CHSC79702  Plagiobothrys shastensis L. P. Janeway; B. Castro 2000-4-12 6663 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  RSA120925  Plagiobothrys shastensis Milo S. Baker 1953-5-30 12679 Tehama Logging road west of Paskenta ca. 5 miles. Comment
  CHSC42223  Plagiobothrys stipitatus T. R. Fredricks 1986-4-7 128 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve. 67 Comment
  CHSC66044  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1996-5-6 7538 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the drying margin of Hog Lake (collected S end). 263 Comment
  JEPS113202  Plagiobothrys stipitatus var. micranthus Lowell Ahart, Richard Lansdown 2007-4-25 13694 Tehama On the bottom of a very small drainage, southeast of a small farm pond, on the south side of Vestal Road, about 4.2 miles west of the intersection of Cannon Road and Reeds Creek Road, about 20 miles (air) west of Red Bluff 288 Comment
  UCD144450  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 286 Tehama Inks Creek Ranch site. Pool # INK201. UTMs 10T0578791; 4466339. Comment
  CHSC40696  Plagiobothrys stipitatus var. stipitatus Pauleen Broyles 1982-4-20 429 Tehama The Nature Conservancy Vina Plains Preserve. 69 Comment
  CHSC28991  Plagiobothrys tenellus J. D. Jokerst 1979-4-14 201 Tehama S. edge of canyon N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  CHSC77754  Plagiobothrys undulatus B. Castro; H. West 1999-6-1 946 Tehama About 21 air miles W of Orland, vicinity of Newville, Salt Creek and N. Fk Stony Creek. In flats near small reservoir. 201 Comment
  CHSC62643  Planodes virginica Vernon H. Oswald; Lowell Ahart 1994-3-8 5977 Tehama Burris Creek Arm of Black Butte Lake at the shoreline near the E end of Morrison Bryant Rd. On the upper strand of the lake. 144 Comment
  CDA43186  Plantago coronopus Richard R. Halse 2015-3-21 9329 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. Comment
  CDA15858  Plantago elongata G. F. Hrusa, J. Hart 2000-4-8 15303 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC118046  Plantago erecta Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 195 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek Trail. 767 Comment
  CHSC118635  Plantago erecta Richard R. Halse 2016-3-19 9649 Tehama Along Newville Road ca. 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir, near spillway to Stony Creek. 113 Comment
  CHSC41021  Plantago erecta Pauleen Broyles 1983-3-25 871 Tehama The Nature Conservancy Vina Plains Preserve. SW of large vernal pool. 65 Comment
  CHSC86045  Plantago erecta Jenny Marr; J. Cunningham, J. Lacey-Rickert, C. Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 259 Comment
  JEPS103508  Plantago erecta Lowell Ahart 2002-4-27 9567 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
  JEPS97464  Plantago erecta Vernon H. Oswald and L. Ahart 1995-3-19 6530 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
  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
  CHSC75390  Plantago lanceolata Ben Mhre 1997-4-14 27 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC94549  Plantago lanceolata Lowell Ahart 2006-9-9 13251 Tehama Open dry meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS104329  Plantago lanceolata Lowell Ahart 2003-6-11 10249 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
  JEPS124047  Plantago lanceolata Lowell Ahart, John Dittes 2015-8-5 20437 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
  CHSC115818  Plantago major Lowell Ahart; John Dittes 2015-8-5 20461 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
  HSC16853  Plantago major Larry Berti 1968-6-20 Tehama Red Bluff Comment
  UCD138978  Platanthera dilatata var. leucostachys J. M. Tucker; L. K. Mann 1962-7-29 3632 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 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
  SEINET3892855  Platanthera sparsiflora Gary S. Lester, H. L. Dickson; Kathy Morter; Jeff Witcosky 1973-6-30 42 Tehama Tehama Co., Yolla Bolly Wilderness Area; Barker Camp at NE boundary.; 0 2103 Comment
  CAS-BOT-BC92252  Platystemon californicus D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 33 Tehama On Highway 36 at the intersection with Beegum Creek. 396 Comment
  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
  JEPS5142  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama near Crane Creek (Stiver's Ranch); Stiver's Ranch Comment
  JEPS97489  Plectritis macrocera Vernon H. Oswald and L. Ahart 1995-3-19 6537 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
  JEPS70628  Poa bolanderi W. L. Jepson 1927-6-24 12335 Tehama Mineral Comment
  HSC39192  Poa bulbosa J. P. Smith, J. O. Sawyer 1971-5-22 4655 Tehama 4 miles west of Susanville, on State Rte. 44 Comment
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May 9 2012
  RSA424686  Poa bulbosa Aaron Liston, M. Blumler 1987-4-24 654 -14 Tehama Hwy 36 between Dales and Paynes Creek; 1.9 miles E of Dales. Comment
  UC917207  Poa bulbosa Robert Ellis May 1948 Tehama Ellis Ranch, n central Tehama county Ellis Ranch Comment
  CHSC84305  Poa compressa Lowell Ahart; John Dittes 2003-6-11 10275 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  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
  CHSC70925  Poa howellii Vernon Oswald; Lowell Ahart 1998-4-21 8937 Tehama Inner North Coast Ranges. Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 609 Comment
  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
  CAS-BOT-BC255960  Poa pratensis John Thomas Howell 1960-8-18 36094 Tehama Sulpur Works Checking Station, Lassen Volcanic National Park 2011 Comment
  UCD90319  Poa secunda A. A. Beetle 1942-5-19 3298 Tehama 10 miles W of Red Bluff. Comment
  CHSC102313  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2009-4-25 9781 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  UCD90491  Poa secunda subsp. secunda A. A. Beetle 1942-5-19 3290 Tehama Near Cold Fork. Cold Fork Experimental Plot. Comment
  CHSC64627  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1995-4-17 6646 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  JEPS97241  Pogogyne zizyphoroides Vernon H. Oswald and L. Ahart 1995-4-17 6646 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC762427  Pogogyne zizyphoroides R. F. Hoover 1937-5-19 2254 Tehama near Vina Comment
  UCD116379  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Antelope Creek, 6 miles W of Red Bluff. Comment
  CAS-BOT-BC414219  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-18 36038 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  JEPS94339  Polygonum bidwelliae Vernon H. Oswald and Lowell Ahart 1997-5-14 8453 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 19.5 mi s of Plum Creek Road); Ponderosa Way 725 Comment
  LA37832  Polygonum bidwelliae June McCaskill; 1960-5-26 607 Tehama hills on W side of road, on Wright-Graham ranch, S Power House Rd, 1.5 mi. S of Manton Comment
  RSA141266  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham Ranch, South Power House road, 1.35 miles south of Manton Comment
  RSA767836  Polygonum bidwelliae L. Ahart, John Dittes 2010-7-17 16865 Tehama South aspect on the north side of 'Initial Gulch,' about 1000 feet south of the pond, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 768 Comment
  JEPS50506  Polygonum bistortoides Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  UC1607539  Polygonum bistortoides Barbara Ertter, Brad Olson 1991-7-6 10399 Tehama ca 1 mi s Ball Rock (Rocky Cabin meadow, 1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  UC54223  Polygonum bistortoides H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4331 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC990727  Polygonum bolanderi Roxana S. Ferris 1953-11-9 12703 Tehama on State Hwy 36 about 12 mi w Mineral 914 Comment
  CAS-BOT-BC414359  Polygonum californicum Lewis S. Rose 1955-6-19 55063 Tehama 8.5 mi. s. of Corning 91 Comment
  RSA107438  Polygonum californicum L. S. Rose 1955-6-12 55063 Tehama Hog wallow depressions on low rolling plains, 8.5 miles S of Corning. 91 Comment
  UC1001301  Polygonum davisiae Louise Kellogg 1952-7-12 25 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  CHSC115546  Polygonum douglasii Lowell Ahart; John Dittes 2015-8-5 20439 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  SEINET11938911  Polygonum douglasii F. W. Hoffman 1947-1 1592 Tehama Government Flat, SW Tehama Co 797 Comment
  UCD100267  Polygonum douglasii John M. Tucker 1959-7-19 3570 Tehama Tehama Co.; Beside the trail to Square Lake and ca. 1 1/2 miles east of the lake, northeast side of South Yolla Bolly Mountain. 2103 Comment
  UC1607542  Polygonum douglasii subsp. douglasii Barbara Ertter, Brad Olson 1991-7-6 10400 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  CHSC117579  Polygonum minimum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21363 Tehama Dry area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  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
  CHSC59142  Polygonum polygaloides subsp. kelloggii Vernon H. Oswald 1992-7-21 5132 Tehama Dry Lake on Viola-Mineral Rd. (Forest Rt. 17, Forest Rd. 21N17), 0.5 mi S of Forest Rd. 30N16 (to Hwy. 89), ca. 3.5 mi (air) NW of Mineral. On the drying bed of the lake. 1798 Comment
  JEPS105919  Polygonum punctatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11209 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  UCSB63863  Polypodium calirhiza Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama S bank of Paynes Creek, near the end of the gravel road running westward from the parking lot on Hwy. 36; BLM parcel along Hwy. 36 NE of Red Bluff in TEHAMA CO.: T28N R3W SE1/4 SE1/4 Sect 15 106 Comment
  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
  CHSC113341  Polypogon interruptus Lowell Ahart; John Dittes 2014-5-18 19515 Tehama East bank of a large canal, on the south side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  HSC75059  Polypogon interruptus J. P. Smith, Thomas W. Nelson 1978-7-22 10052 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  JEPS88288  Polypogon interruptus Vernon H. Oswald and Lowell Ahart 1996-5-6 7520 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 124 Comment
  JEPS76113  Polypogon maritimus W. L. Jepson 1938-6-10 18973 Tehama 6 mi s Red Bluff (Coyote Creek); Coyote Creek Comment
  UCD32602  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama Tehama County, 0.5 mile east of Paskenta, along Thomes Creek. Comment
  CHSC84304  Polypogon monspeliensis Lowell Ahart; John 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. 153 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
  CHSC85305  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2003-8-23 10537 A Tehama On the east side of Road M22, about 2-3 miles south of Steuben Place, about 9-10 miles (air) southeast of Mount Linn, about 10 miles (air) northwest of Paskenta. 1524 Comment
  JEPS127260  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20698 Tehama Near the fish ladder on Deer Creek, about 2 miles by trail do Highway 32. Comment
  JEPS75796  Polystichum lonchitis Todd and Virginia Keeler-Wolf 1974-6-6 575 Tehama 1/4 mi w Pettijohn Basin; Yolla Bolly Mts. 1920 Comment
  CHSC115543  Porterella carnosula Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20405 Tehama Northwest strand of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  CHSC112577  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS66419  Potamogeton crispus L. R. Heckard and P. Rubtzoff 1971-7-31 2681 Tehama just ne of Red Bluff (in lagoon off the Sacramento River) Comment
  CDA34205  Potamogeton diversifolius L. Ahart, J. Dittes 2010-7-17 16842 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton and about 2 miles (air) north of Highway 36. Comment
  CHSC54029  Potamogeton diversifolius Vernon H. Oswald; Lowell Ahart 1991-5-9 4561 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. In an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  UC1586635  Potamogeton diversifolius Vernon H. Oswald and Lowell Ahart 1991-5-9 4561 Tehama 1.5 mi ne of the Bend Bridge (over the Sacramento River, 6.5 mi n-ne of Red Bluff, 0.5 mi s-se of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC65082  Potamogeton nodosus Vernon H. Oswald; Lowell Ahart 1995-7-17 7072 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Borrow pit on the E side of Manton Rd. 213 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
  CAS-BOT-BC540577  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1896 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  CAS-BOT-BC540578  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1903 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  CAS-BOT-BC540581  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 966 Tehama Mineral, Sierra Nevada 1524 Comment
  CAS-BOT-BC158507  Potentilla millefolia C. R. Quick 1950-6-17 50 -23 Tehama Adjacent to Mill Creek Meadows, W of Gurnsey Camp Ground, Lassen National Forest Comment
  CHSC94098  Poteridium annuum Lowell Ahart 2006-7-11 12956 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS44952  Prunus emarginata Jos. Grinnell 1925-6-15 Tehama Mineral 1493 Comment
  SEINET10483448  Prunus emarginata Mary Susan Taylor 1977-8-17 Taylor 1474 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
  CHSC105994  Prunus virginiana var. demissa B. Castro; L. P. Janeway 2000-4-22 1092 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 0.2 mi west of Black Rock and south of Ponderosa Way. On lower terrace above creek, in area of open foothill-riparian woodland. 640 Comment
  UCSB25963  Pseudognaphalium microcephalum Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  CHSC66040  Pseudognaphalium stramineum Vernon H. Oswald; Lowell Ahart 1996-5-6 7513 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. By stream at this location. 182 Comment
  RSA158056  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama Beside trail to Square Lake, ca. 1 mile E of the Lake, N side of South Yolla Bolly Mtn. 2134 Comment
  UCD135127  Pseudotsuga menziesii var. menziesii Lalit M. Srivastava 1957-10-19 20 Tehama Beside State Highway 36, ca. 2 miles west of Mineral. 1463 Comment
  RSA49237  Psilocarphus brevissimus P. A. Munz 1949-5-14 13206 Tehama 7 miles south of Corning. Comment
  CAS-BOT-BC361814  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4360 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline 62 Comment
  CAS-BOT-BC361815  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4352 Tehama Southwest side of Hwy 99, 1.0 mi southeast of Lassen Road. Within the road right-of-way fence 65 Comment
  CHSC61951  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4359 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  CHSC64696  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald; Lowell Ahart 1995-5-9 6716 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 strand of Pool 20. 213 Comment
  CHSC79960  Psilocarphus brevissimus var. brevissimus L. P. Janeway 2000-5-16 6737 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  CHSC79962  Psilocarphus oregonus L. P. Janeway 2000-5-16 6739 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 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
  CHSC79965  Psilocarphus tenellus var. globiferus L. P. Janeway 2000-5-16 6736 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  CHSC105992  Ptelea crenulata B. Castro; L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north of Ponderosa Way. On rocky edge of trail at top of steep bank above creek. 646 Comment
  CHSC86541  Ptelea crenulata L. P. Janeway 2003-6-14 7833 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
  JEPS117333  Ptelea crenulata Lowell Ahart 2010-7-17 16881 Tehama On the south side of Soap Creek, on the north side of Pondrosa Way, about 4.5 miles (air) southeast of Manton, about 2-1/2 miles (air) north of Highway 36 772 Comment
  CAS-BOT-BC72519  Pteridium aquilinum John Thomas Howell 1960-8-18 36026 Tehama Bluff Falls 1981 Comment
  JEPS108140  Purshia tridentata var. tridentata L. P. Janeway, B. Castro 2005-10-10 8552 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  CHSC90786  Pycnanthemum californicum D. Isle 2002-8-29 274 Tehama Mendocino National Forest--North Coast Ranges. Grindstone Creek Watershed. In seep, just above, N, of curve in Rd. 23N53. 1280 Comment
  UCD80400  Pycnanthemum californicum CNPS SN Foothill Team 2005-6-7 SNNR 0165 d Tehama TNC, Dye Creek Preserve, at the southwest end of Speegle Ridge. 350 Comment
  CHSC68946  Pyrola aphylla Vernon Oswald; Lowell Ahart 1997-7-7 8687 Tehama Forest Road 27N06, west of Saddle Campground, near the norththeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC64970  Pyrola dentata Vernon H. Oswald; Lowell Ahart 1995-7-12 7035 Tehama High North Coast Ranges. W of Red Bluff and S of Platinaon the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CAS-BOT-BC462903  Pyrola picta John Thomas Howell 1960-8-19 36148 Tehama Lassen Volcanic National Park: Brokeoff Mt. Trail 2590 Comment
  SEINET10537062  Quercus David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17954 Tehama 8 miles e of red bluff on calif. Hwy. 36, In live oak Comment
  CHSC77581  Quercus berberidifolia B. Castro; L. P. Janeway 1999-5-5 920 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 304 Comment
  UC1135505  Quercus berberidifolia P. L. Johannsen 1936-8-28 1003 Tehama 0.75 mi w junction of Deer Creek and Dead Horse Creek; Paynes Creek Quad. 944 Comment
  HSC68098  Quercus douglasii J. P. Smith, J. O. Sawyer 1971-5-22 4641 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  UC5575  Quercus durata W. W. Mackie 1902-10-1 Tehama w of Paskenta Comment
  HSC74843  Quercus durata var. durata J. P. Smith, Thomas W. Nelson 1978-7-22 10030 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  HSC82158  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1979-6-25 4926 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  HSC82161  Quercus garryana var. breweri Thomas W. Nelson, Jane P. Nelson 1979-6-25 4923 Tehama Wells Creek Campground 1280 Comment
  SFV884  Quercus garryana var. breweri R. Gankin, W. R. Hildreth 1964-7-24 s. n. Tehama North Coast Ranges Near Board Ridge, about 1 mile north of Mendocino Pass on U.S. Forest Service Road 23N02, near Mendocino-Tehama County line. 1615 Comment
  CHSC90439  Quercus kelloggii Niall McCarten; Roxanne Bittman 1986-6-15 5474 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  UC1052829  Quercus kelloggii J. I. Mallory 1956-6-5 137 Tehama 1 mi nne Paynes Creek (Inskip Lookout road, e side Tehama County) 594 Comment
  CAS-BOT-BC105127  Quercus kelloggii John Thomas Howell 1960-8-21 36293 Tehama Between Morgan and Morgan Summit 1676 Comment
  CHSC626  Quercus lobata R. Swank 1921-4-6 Tehama Corning. 82 Comment
  UCD19574  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mile west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road. 1554 Comment
  CHSC53998  Rafinesquia californica Vernon H. Oswald; Lowell Ahart 1991-5-9 4565 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the Sacramento River, just west of the mouth of Paynes Creek. 91 Comment
  RSA90489  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama Logging road west of Paskenta, near 7 mile post. Comment
  CAS-BOT-BC380407  Ranunculus alismifolius var. hartwegii Doris Kildale Gillespie 1930-5-10 9309 Tehama Battle Creek Meadow near Mineral Comment
  CAS-BOT-BC380408  Ranunculus alismifolius var. hartwegii A. A. Heller 1929-5-30 14578 Tehama stiff clay soil in a meadow at Mineral 1524 Comment
  CHSC65970  Ranunculus aquatilis var. aquatilis Vernon H. Oswald; Lowell Ahart 1996-4-23 7421 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In and along the northwest shore of Hog Lake. 263 Comment
  CHSC48829  Ranunculus aquatilis var. diffusus Vernon Oswald 1983-7-26 922 Tehama Calif. Hwy 32, 1.0 mi s-w of its jct. with Calif. Hwy 36. Along the edge of North Fork of Deer Creek. Meadow. 1402 Comment
  CHSC79350  Ranunculus aquatilis var. hispidulus B. Castro; L. P. Janeway 2000-4-4 1081 Tehama Vicinity of Orland, W of Highway I-5. 118 Comment
  CHSC79897  Ranunculus aquatilis var. hispidulus L. P. Janeway; B. Castro 2000-4-4 6649 Tehama Vicinity of Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC86026  Ranunculus aquatilis var. hispidulus Jenny Marr; Caroline Warren 1998-3-18 Tehama Vicinity of upper-most North Fork Stony Creek. 231 Comment
  CHSC66499  Ranunculus arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7582 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  UCD80709  Ranunculus californicus CNPS SN Foothill Team 2006-4-5 SNFN 0337 b Tehama TNC Easement, Denny Ranch. Driving west from Manton Road, just south of Spring Branch Road at the point where the road crosses the stream . 234 Comment
  CHSC102339  Ranunculus canus L. P. Janeway 2009-4-4 9723 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
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  UC204955  Ranunculus canus A. A. Heller 1914-4-29 11335 Tehama near Pine Creek (8 mi s of Vina) Comment
  RSA794995  Ranunculus flammula L. Ahart, Josephine Guardino 2009-9-6 16359 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow about 0.75 miles southwest of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles southeast of Mineral. 1479 Comment
  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
  JEPS55023  Ranunculus occidentalis Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows; on drier mounds 1463 Comment
  SDSU10117  Ranunculus occidentalis K. Dixon 1942-8-4 175 Tehama Big Chico. 1128 Comment
  HSC18147  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-31 1899 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  CHSC23628  Ranunculus uncinatus B. Garamendi 1974-4-5 33 Tehama Mill/Deer Creek Study Area. Ponderosa Way, 100 yds s of Deer Creek crossing. 518 Comment
  JEPS88506  Raphanus raphanistrum Vernon H. Oswald and Lowell Ahart 1996-4-15 7385 Tehama at the w boundary 1 mi s of Gyle Road (nw of Corning, nw side Sacramento Valley, Thomes Creek Ecological Reserve, CDFG parcel on s side of Gyle Road); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  CAS-BOT-BC56116  Rhamnus ilicifolia Peter Ahart 1977-10-2 s.n. Tehama 8 miles east of Los Molinos 350 Comment
  CHSC79079  Rhamnus tomentella subsp. crassifolia L. P. Janeway 2000-6-30 6861 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
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  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
  CDA12197  Rhus trilobata G. F. Hrusa 1989-4-1 5906 Tehama North Coast Ranges; Hwy 36 approx. 20 miles W of Red Bluff. Comment
  RSA120920  Ribes binominatum Milo S. Baker 1957-6-15 13106 Tehama West Paskenta at Postpile Camp. Mend National Forest. 1829 Comment
  CHSC105871  Ribes cereum Julie Kierstead Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -027 Tehama 1.5 mil SW of Tedoc Gap, ca 20 mi west of Red Bluff, south side Forest Road 2712, saddle of Rat Trap Ridge near interecgtion with 45 Road. 536 Comment
  CHSC68819  Ribes lobbii Vernon Oswald; Lowell Ahart 1997-6-10 8558 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02), in dry woods above the meadow. 1821 Comment
  JEPS94504  Ribes lobbii Vernon Oswald and Lowell Ahart 1997-7-7 8667 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of the Yolla Bolly Wilderness on Forest Road 27N06); Yolla Bolly Wilderness, Forest Road 27N06 1676 Comment
  JEPS94528  Ribes lobbii Vernon Oswald and Lowell Ahart 1997-6-10 8558 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  RSA0021137  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC80553  Ribes nevadense Vernon H. Oswald; Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  SBBG2804  Ribes roezlii H. and M. Dearing 1938-6-26 2119 Tehama 15 mi E of Mineral Comment
  UCSB63966  Ribes roezlii Jokerst, James 1983-4-2 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd; S of (below) the first ridge; S of Pine Creek in area of Native American Shelters: T23N R1E center SW'/i Sect. 26 441 Comment
  CAS-BOT-BC186079  Ribes roezlii var. roezlii C. R. Quick 1953-7-30 53 -130 Tehama 19 miles ne. of Chico Comment
  CHSC57016  Ribes roezlii var. roezlii Steven Triano 1988-4-17 76 Tehama Rocky hillside along s side of Hwy. 32 ca 25 mi n of Forest Ranch. 1060 Comment
  CAS-BOT-BC168813  Ribes viscosissimum John Thomas Howell; Alice Eastwood 1941-7-9 9828 Tehama Near Government Flat Comment
  CHSC67176  Rigiopappus leptocladus James D. Jokerst 1983-5-10 1747 Tehama Wurlitzer Ranch E of Meridian Rd., top of bluff that is the S bank of Zimmershed Creek. 103 Comment
  CHSC68576  Rigiopappus leptocladus Vernon H. Oswald; Lowell Ahart 1997-5-14 8414 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. 969 Comment
  JEPS104021  Rigiopappus leptocladus Lowell Ahart 2003-4-17 10116 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  CAS-BOT-BC74724  Rorippa curvisiliqua John Thomas Howell 1943-8-8 19194 Tehama Anthony Peak. Comment
  RSA66999  Rorippa curvisiliqua P. A. Munz 1951-7-25 16886 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  CHSC84138  Rorippa nasturtium-aquaticum Vernon H. Oswald; Lowell Ahart 1996-5-6 7521 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a flood c hannel along Paynes Creek at this location. 124 Comment
  UCD115384  Rorippa sphaerocarpa J. M. Tucker 1951-6-28 2153 Tehama east side of Anthony Peak. 1950 Comment
  CAS-BOT-BC148109  Rosa gymnocarpa C. R. Quick 1953-8-5 53 -103 Tehama Ca. 4 miles w. of Mineral 1310 Comment
  JEPS128464  Rosa gymnocarpa var. serpentina Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -065 Tehama 1.75 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  CHSC65280  Rotala ramosior Vernon H. Oswald 1995-8-31 7222 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. 213 Comment
  CAS-BOT-BC421890  Rumex acetosella John Thomas Howell 1960-8-20 36265 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  JEPS106307  Rumex crispus Lowell Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC45868  Rumex salicifolius Lowell Ahart 1978-5-23 1739 Tehama On the rocky bottom of a small wash, near the edge of Foothill Road, east of Red Bluff. 70 Comment
  UC936219  Rumex salicifolius var. salicifolius Helen K. Sharsmith 1951-7-11 4015 Tehama 0.3 mi beyond Anthony Peak road junction (Covelo-Paskenta road, just within w boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  RSA718799  Rupertia hallii L. P. Janeway 2006-8-20 8858 Tehama High Cascade Range. Near head of Ninemile creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy. 32; 1.1 air km west of Ike Dye Hill. 1253 Comment
  JEPS51057  Sagina apetala W. L. Jepson 1934-5-5 16629 Tehama hillside near schoolhouse Dry Creek; school on Dry Creek, w Tehama Co Comment
  CHSC79281  Sagina decumbens subsp. occidentalis B. Castro; L. P. Janeway 2000-4-4 1083 Tehama Vicinity of Orland, W of Highway I-5, among 'hummocky' rolling hills just N of Rice Creek. 118 Comment
  CHSC115581  Sagina procumbens Lowell Ahart; John Dittes 2015-8-6 20491 Tehama On the sides of the small drainage from the spring, south of the camping are, west side of Childs Meadow, 0.67 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  SBBG25914  Sagina saginoides D. Myrick 1966-8-6 1462 Tehama South Yolla Bolly Mtn 2133 Comment
  UC1949108  Sagina saginoides Barbara Ertter with Brad Olson 1991-7-6 10387 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  JEPS105072  Sagittaria montevidensis subsp. calycina Dean W. Taylor 1992-10-8 13260 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  UC1598495 Image available Sagittaria rigida Dean W. Taylor 1992-5-26 12649 Tehama in large stock pond in unnamed s fork Inks Creek (ca 1.5 air mi n of Dales Lake, Northern Sacramento Valley); N Sacramento Valley, Dales Quad., , n of Dales Lak 186 Comment
  CHSC66582  Sagittaria sanfordii Vernon H. Oswald; Lowell Ahart 1996-7-8 7977 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In Hog Lake (collected in ca. 3 dm of water on the NE side). 265 Comment
  CAS-BOT-BC132680  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  CAS-BOT-BC103361  Salix bonplandiana Ira L. Wiggins 1925-3-22 1508 Tehama slopes above the gorge on Mill Creek Comment
  JEPS38386  Salix exigua W. L. Jepson 1899-4-27 42 s Tehama Salt Creek - a tributary of the Cottonwood Comment
  RSA767801  Salix exigua L. Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork and 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
  CHSC115836  Salix exigua var. exigua Lowell Ahart; John Dittes 2015-8-6 20512 Tehama East of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC107909  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-BC104006  Salix gooddingii L. E. Smith 1913-3-26 600 Tehama Red Bluff Comment
  UC482346  Salix hookeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 404 Tehama 24 km. e Red Bluff (Paine's Creek); Paine's Creek 300 Comment
  UC525945  Salix jepsonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  JEPS14850  Salix laevigata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  UC704291  Salix laevigata Frank A. Pitelka 1943-6-15 203 Tehama 2 mi se Beegum 502 Comment
  UC525951  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 665 Tehama 1.7 mi. n.e. Mineral (N. Fork Battle R.); N. Fork Battle R. 1524 Comment
  UC600423  Salix lasiandra subsp. lasiandra H. F. Copeland 1931-8-9 Tehama near Mineral Mineral Comment
  CAS-BOT-BC129526  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14591 Tehama Mineral 1524 Comment
  CHSC115580  Salix lasiandra var. lasiandra Lowell Ahart; John Dittes 2015-8-6 20509 Tehama 50 yards south of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC106974  Salix lasiolepis C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 653 Tehama Payne Creek, 21 miles west of Mineral 487 Comment
  CAS-BOT-BC106975  Salix lasiolepis C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 653 Tehama Payne Creek, 21 miles west of Mineral 487 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-BC128322  Salix lasiolepis var. lasiolepis P. A. Munz 1951-7-27 16957 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CAS-BOT-BC128324  Salix lasiolepis var. lasiolepis John Thomas Howell 1944-7-14 19766 Tehama Anthony Peak, east side 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-BC124903  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 376 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124936  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 400 Tehama South Fork of Battle Creek, 2 km. east of Mineral 1500 Comment
  LA208886  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  POM209474  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 677 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  POM209475  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 676 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  POM209477  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Hwy. 8 miles NE of Mineral. 1982 Comment
  SBBG54687  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 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
  SJSU228  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SJSU264  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy,8 mi NE of Mineral 2042 Comment
  UC481991  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 374 Tehama 1.7 km. w Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC482005  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 376 Tehama 1.7 km. w. Mineral (s. side of Hwy., s. of rd. maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525912  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 686 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525922  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 683 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525933  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi. n.e. Mineral (Mt.Lassen Hwy.) 2042 Comment
  RSA219006  Salix ligulifolia Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 379 Tehama S Fork of Battle Creek. 1.7 km NE of Mineral. On the Mt Lassen Hwy 1570 Comment
  CHSC101390  Salix melanopsis David Isle 1992-7-29 1556 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1737 Comment
  CHSC9565  Salix nigra E. L. Smith 1971-4-8 939 Tehama Ca. 28 mi n of Chico, on Hwy 99 just across Butte Co. line. Comment
  CHSC9687  Salix nigra E. L. Smith 1971-9-11 1059 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  UCD111832  Salix scouleriana C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral. 2042 Comment
  CHSC57191  Salvia columbariae Kate A. Hanson 1977-3-31 Tehama Ca 1 m e of Newville Rd ca 0.8 km n of jct of Round Valley Rd and Newville Rd ca. 40 km wnw of Corning. 300 Comment
  HSC49035  Salvia columbariae Patricia Shesgreen 1978-5-13 88 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  CHSC66190  Sambucus mexicana Vernon H. Oswald; Lowell Ahart 1996-6-3 7728 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi SE of the old bridge site on Paynes Creek. 121 Comment
  SEINET8057941  Sambucus nigra E. R. House 1956-4-27 8 Tehama Along U.S. 90 S of Red Bluff. 457 Comment
  CHSC65752  Sanicula bipinnata Vernon H. Oswald 1996-4-8 7336 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 137 Comment
  CAS-BOT-BC223231  Sanicula bipinnatifida Alice Eastwood; John Thomas Howell 1934-4-22 1862 Tehama 7 miles e. of Payne's [Paynes] Creek Comment
  CHSC64498  Sanicula bipinnatifida Vernon H. Oswald; Lowell Ahart 1995-4-3 6585 Tehama Cascade Range Foothills. Dales Lake Ecological Preserve. 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
  JEPS230  Sanicula bipinnatifida W. L. Jepson 1899-4-25 14181 Tehama Rosewood; w Tehama Co. Comment
  JEPS238  Sanicula bipinnatifida Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC2029089  Sanicula graveolens Barbara Ertter 1990-5-13 8950 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca 7 1/2 miles west of Mineral. Comment
  SBBG5279  Sanicula tracyi H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  JEPS962  Sanicula tuberosa W. L. Jepson 1899-4-25 14195 Tehama Crane Creek, (Branch of the Cottonwood Creek) Crane Creek Comment
  RSA105483  Saxifraga odontoloma G. D. Barbe 1955-7-21 232 Tehama The south shore of Square Lake. South Yolla Bolly. 2104 Comment
  UCD126467  Schedonorus arundinaceus John Thomas Howell 1960-8-20 36248 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC102486  Schoenoplectus acutus var. occidentalis L. P. Janeway 2009-11-15 9965 Tehama High North Coast Ranges. Along Raglin Ridge Road at its crossing of North Fork Elder Creek. 419 Comment
  CHSC80097  Schoenoplectus acutus var. occidentalis L. P. Janeway 2000-5-16 6734 Tehama Vicinity of Rice Creek, west of Hwy I-5. 76 Comment
  CHSC66587  Schoenoplectus californicus Vernon H. Oswald; Lowell Ahart 1996-7-8 7979 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek at the former bridge site at the W end of the gravel road. 97 Comment
  CHSC46977  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  CAS-BOT-BC35555  Scirpus congdonii Alice Eastwood; John Thomas Howell 1941-7-9 9807 Tehama Government Flat Comment
  CDA33196  Scirpus congdonii L. P. Janeway 2001-7-29 7393 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CHSC66890  Scirpus microcarpus Vernon H. Oswald; Lowell Ahart 1996-9-4 8264 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  JEPS124077  Scirpus microcarpus Lowell Ahart, John Dittes 2015-8-6 20508 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
  JEPS103423  Scleranthus annuus subsp. annuus Lowell Ahart 2002-4-27 9551 Tehama On road base, on the E and N side of Road M2, ca 50 yards N of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  UC2062441  Scleranthus annuus subsp. annuus Barbara Ertter with James R. Shevock 1993-4-30 11581 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC75342  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1999-4-21 9704 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  UCD92476  Scribneria bolanderi A. A. Beetle 1943-5-25 1944 Tehama near Paynes Creek, east of Red Bluff. Comment
  UCD92522  Scribneria bolanderi Chandler Jensen 1957-4-30 s.n. Tehama along U.S. Highway 99E, just east of Los Molinos. Comment
  SEINET10827632  Scribneria bolanderi Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7010 Tehama Inner North Coast Ranges, Chaparral, serpentine-derived soil. 981 Comment
  UC1713625  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  CHSC89843  Scutellaria siphocampyloides Shirley Innecken; B. Castro 2001-6-8 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 298 Comment
  JEPS102409  Scutellaria siphocampyloides Vernon H. Oswald 2001-6-5 10042 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  RSA93063  Scutellaria siphocampyloides Milo S. Baker, H. K. Wagnon 1953-5-31 12693 Tehama Logging road west of Paskenta near 5 mile post. 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
  RSA125342  Selaginella hansenii Peter H. Raven, Otto T. Solbrig 1958-6-16 1324 Tehama 8.7 miles W of Paynes Creek on State Hwy 36. Comment
  CHSC14123  Senecio L. V. Ritter 1969-6-15 351 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  CAS-BOT-BC363432  Senecio aronicoides Alice Eastwood; John Thomas Howell 1941-7-9 9800 Tehama Government Flat Comment
  CAS-BOT-BC363435  Senecio aronicoides Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  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
  UC1001295  Senecio aronicoides Louise Kellogg 1952-7-10 13 Tehama on Boswell Ridge directly s of South Yolla Bolly Mountain near Squaw Camp and Pole Corral; North Coast Ranges, Mendocino National Forest, on Boswell Ri 2133 Comment
  CDA8613  Senecio eurycephalus G. Burrill 1955-4-29 Tehama Red Bluff - west side of airport. 0 Comment
  CHSC80609  Senecio eurycephalus var. eurycephalus Vernon H. Oswald; Lowell Ahart 2001-6-5 10046 Tehama Southwest of Pepperwood Spring on Raglin Ridge Rd 3.8 mi southwest of the low water crossing of the North Fork of Elder Creek. 426 Comment
  CHSC102482  Senecio flaccidus var. douglasii L. P. Janeway 2009-11-15 9966 Tehama High North Coast Ranges. Along Raglin Ridge Road about 0.8 km south of Ball Rock Road and above North Fork Elder Creek. 442 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
  RSA0124935  Senecio integerrimus var. exaltatus Milo S. Baker, H. K. Wagnon 1953-7-11 12841 Tehama 3 mi above Whiteoak Camp. 1524 Comment
  CHSC64956  Senecio sylvaticus Vernon H. Oswald; Lowell Ahart 1995-7-12 7054 Tehama High North Coast Ranges. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. 1341 Comment
  JEPS127148  Sesbania punicea Lowell Ahart, John Dittes 2016-8-24 21270 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
  CHSC104782  Setaria viridis Lowell Ahart; John Dittes, Josephine Guardino 2010-9-1 17140 Tehama On the south side of John Dittes home, about 100 yards south of Mill Creek, about 0.3 miles east of confluence with the Sacramento River, Los Molinos. 64 Comment
  SEINET10822074  Setaria viridis Lowell Ahart 2010-9-1 Ahart 17140 Tehama T25N, R2W, undesignated section. About 1/3 of a plant, on damp good soil, moisture from irrigation, on the south of Mill Creek, about 0.3 miles east of confluence with the Sacramento River, Los Molinos. Common. 64 Comment
  UC1949063  Sidalcea calycosa subsp. calycosa Barbara Ertter 1991-5-18 9829 Tehama Redwood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff; ca 1/2 mi S of Hwy 36 Comment
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  CHSC41009  Sidalcea hartwegii Pauleen Broyles 1982-4-28 487 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC67250  Sidalcea hartwegii James D. Jokerst 1983-4-20 1716 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd. In grasslands N of Ranch houses. 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
  UCD80455  Sidalcea hartwegii CNPS SN Foothill Team 2005-6-21 SNNR 0377 b Tehama USFS Lassen National Forest. 599 Comment
  JEPS67271  Sidalcea oregana subsp. spicata Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  UCD80222  Silene bridgesii CNPS SN Foothill Team 2005-6-6 SNFN 0333 b Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  UC1618233  Silene campanulata subsp. campanulata Barbara Ertter, Brad Olson 1991-7-5 10338 Tehama Raglin Ridge Rd 4.4 mi from North Fork Elder Creek crossing (ca 25 airmi sw of Red Bluff); Raglin Ridge Rd 4.4 mi from North Fork Elder Creek crossing 1066 Comment
  UCD98562  Silene campanulata subsp. glandulosa D. W. Taylor 1972-6-17 1519 Tehama near summit of Tedoc Mountain. 1371 Comment
  CHSC40718  Silene gallica Pauleen Broyles 1983-4-24 913 Tehama The Nature Conservancy Vina Plains Preserve. Area se of barn. 60 Comment
  CHSC61418  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-18 5814 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  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
  JEPS51036  Silene occidentalis Joseph Grinnell Tehama Mineral 1463 Comment
  CHSC66477  Silybum marianum Vernon H. Oswald; Lowell Ahart 1996-5-20 7609 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  JEPS12121  Solanum elaeagnifolium Edith M. Wickes 1917-8-7 Tehama Red Bluff 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
  CHSC72405  Solidago velutina subsp. californica Vernon H. Oswald; Lowell Ahart 1998-10-27 9682 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. On bank of intermittent streamlet in the gulch. 548 Comment
  JEPS105932  Solidago velutina subsp. californica Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 671 Comment
  JEPS95176  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
  CHSC80610  Sonchus asper subsp. asper Lowell Ahart 2001-6-16 8874 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS104138  Sonchus asper subsp. asper Lowell Ahart 2003-6-11 10237 Tehama On the w edges of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS127109  Sorbus californica Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21369 Tehama About 100 yards east of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  SDSU9255  Sorbus sitchensis var. grayi E. Ross Ellis 1942-9-3 Tehama Big Chico Creek. 1311 Comment
  CHSC64932  Sorghum halepense Vernon H. Oswald; Lowell Ahart 1995-6-13 6871 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. (collected ca. 0.2 mi s of Inks Creek Rd.). 207 Comment
  CHSC102681  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16348 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC64611  Spergularia bocconi Vernon H. Oswald; Lowell Ahart 1995-4-17 6662 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On both sides of Inks Creek Rd. at the cattle-guard in the w boundary fence. 213 Comment
  OBI76942  Spergularia rubra Anthony Baniaga 2011-6-12 345 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum crk rd (202) quad T28N R1E 784 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  RSA0098100  Spergularia rubra George W. Gillett 1957-8-18 1106 Tehama Brokeoff Mtn. Lower portion of Brokeoff Trail, about 0.25 mile above the Sulphur Works checking station. Lassen Volcanic National Park. 2104 Comment
  JEPS124039  Spiranthes romanzoffiana Lowell Ahart, John Dittes 2015-8-5 20451 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
  UC1606341  Spiranthes romanzoffiana Barbara Ertter 1991-9-2 10769 Tehama on Rt M4 0.3 mi s Rt M2 to Hammerhorn Mt ((jct. at Government Flat) e side of mt., head of creek, ca 16 air mi e of Covelo); Anthony Peak, Grindstone Creek 1828 Comment
  JEPS88137  Sporobolus cryptandrus Vernon H. Oswald and Lowell Ahart 1996-7-8 7972 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff ( edge of Hwy. 36 at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 195 Comment
  CHSC105910  Stachys ajugoides var. rigida B. Castro; L. P. Janeway 1999-8-22 1034 A Tehama High North Coast Ranges. Unnamed but mapped spring 0.4 mi NW of Govt. Flat and 0.3 mi NE of Uhl Peak. In rocky springy drainage ca 50 ft W of road. 1859 Comment
  JEPS104202  Stachys ajugoides var. rigida Lowell Ahart 2003-8-23 10531 Tehama Meadow edge, ca 80 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  JEPS104204  Stachys ajugoides var. rigida Lowell Ahart 2003-8-23 10530 Tehama Meadow edge, ca 80 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  RSA755201  Stachys ajugoides var. rigida L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16316 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CHSC77595  Stachys stricta B. Castro; L. P. Janeway 1999-5-6 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge, Thomes Creek, and Round Valley Rd. 274 Comment
  CHSC48276  Stellaria crispa Vernon Oswald 1984-6-7 1261 Tehama Calif. Hwy 32, 0.4 mi n-e of the 2nd bridge over Deer Creek. Beside streamlet. 1170 Comment
  UC54462  Stellaria longipes var. longipes H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4383 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC4046  Stellaria media D. F. Johnson 1967-3-9 8 Tehama Ca. 100 yds. north of Johnson Rd. ca. 10 mi. north of Red Bluff. 170 Comment
  RSA718735  Stellaria obtusa L. Ahart 2006-7-25 13073 Tehama About 3/8