Search Results — 2000 specimen records retrieved (1618 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73596  Abies concolor John Thomas Howell 1960-8-20 36204 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  CHSC24166  Abies magnifica C. E. Stopher 1976-2-1 4 Tehama 8.7 km n of jct. Hwy. 99 and Hwy. 36 on Hwy. 89. On s side of road 100 m from road. 2000 Comment
  SEINET5334441  Abies magnifica W. Priest 1956-4-26 s.n. Tehama Hwy. 36, about 3 miles west of Lassen Natl. Park turnoff. 1524 Comment
  CHSC55468  Acer macrophyllum Vivian L. Long 1991-4-13 11 Tehama 5 m s of Digger Creek. 730 Comment
  RSA21524  Acer macrophyllum Carl B. Wolf 1937-5-17 8710 Tehama Red Bluff, Susanville Road, 6 7/10 miles below Mineral. 1372 Comment
  OBI55505  Achillea millefolium David J. Keil 1992-7-25 23596 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary Comment
  CAS-BOT-BC218687  Achnatherum lemmonii Milo S. Baker; H. K. Wagnon 1953-5-31 12718 Tehama Logging road west of Paskenta near 5 mile post. Comment
  SEINET4343814 Image available Achnatherum lemmonii Unknown 1990-5-12 8934 Tehama NW side of Dry Fork Creek NW of jct of Hwy 36 and Rt A5 (Bowman Rd) ca 15 airmiles WNW of Red Bluff, on Reed property 183 Comment
  RSA700505  Achnatherum lemmonii var. lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. 1515 Comment
  CAS-BOT-BC210752  Achnatherum nelsonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. Trail, from Sulphur Works checking station 2103 Comment
  CHSC88878  Achnatherum nelsonii subsp. dorei L. P. Janeway; Robert F. C. Naczi 2004-7-24 8184 Tehama High Cascade Range. Humboldt Summit; gentle south-facing slope just off the top. 2018 Comment
  JEPS75784  Achnatherum nelsonii subsp. dorei Todd and Virginia Keeler-Wolf 1975-8-10 649 Tehama Howell's Camp Yolla Bolly Mountains, Howell's Camp 1905 Comment
  CAS-BOT-BC210878  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-8-19 36146 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2590 Comment
  UCD51046  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1940-7-10 2944 Tehama 12 miles west of Payne's Creek. 1097 Comment
Read comments
Jul 17 2009
  UCD51134  Achnatherum occidentale subsp. californicum Freed W. Hoffman 1947-6-23 1675 Tehama Government Flat. 796 Comment
  CHSC32162  Achnatherum occidentale subsp. occidentale James Jokerst 1980-8-22 1107 Tehama Near Mt. Linn. Comment
  UCD51227  Achnatherum occidentale subsp. pubescens A. A. Beetle 1942-5-18 3305 Tehama Near Paynes Creek, Gleason Experimental Plots. Comment
  UC1137072  Achnatherum stillmanii August L. Hormay 1929-7-15 Tehama Polk Springs Road Comment
  JEPS94672  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1998-5-14 9047 Tehama Hwy 36 2.3 mi e Vestal Rd. (between Red Bluff and Platina) 274 Comment
  SEINET11262184  Acmispon americanum Robert L. Johnson, Mikel R. Stevens 2015-7-10 3948 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  CHSC80641  Acmispon americanus var. americanus Lowell Ahart 2001-6-8 8773 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC96637  Acmispon brachycarpus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13617 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
  CHSC66487  Acmispon parviflorus Vernon H. Oswald; Lowell Ahart 1996-5-20 7603 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in a flood channel along Paynes Creek. 158 Comment
  JEPS60360  Aconitum columbianum Joseph Grinnell 1925-6-29 Tehama Mineral 1463 Comment
  JEPS75787  Aconitum columbianum Todd and Virginia Keeler-Wolf 1971-7-16 320 Tehama 1/4 mi. n.e. Shell Mt.; Yolla Bolly Mts. 1889 Comment
  CAS-BOT-BC391371  Aconitum columbianum subsp. columbianum J. M. Tucker 1959-7-19 3572 Tehama Upper (south) side of Square Lake, north side of South Yolla Bolly Mountain 2133 Comment
  CHSC84339  Aconitum columbianum var. columbianum Lowell Ahart 2003-8-24 10540 Tehama In a meadow, on the east side of Willow Creek, about 1/2 mile (air) north of Jonesville, about 5 miles (air) northeast of Butte Meadows. 1569 Comment
  RSA401065  Aesculus californica Bonnie C. Templeton 1960-6-14 8491 Tehama 15-20 miles east of Red Bluff. 915 Comment
  CAS-BOT-BC15444  Agoseris grandiflora var. grandiflora John Thomas Howell 1960-8-20 36210 Tehama near Morgan 1463 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
  CHSC115802  Agrostis exarata Lowell Ahart; John Dittes 2015-8-5 20472 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC59151  Agrostis exarata Vernon H. Oswald 1992-8-19 5165 Tehama Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. Lassen Volcanic National Park. 2194 Comment
  CHSC65355  Agrostis exarata Lowell Ahart 1995-10-3 7663 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
  CHSC84264  Agrostis exarata Lowell Ahart; John Dittes 2003-6-11 10283 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
  UC1112863  Agrostis exarata Douglas Barbe 1955-7-16 162 Tehama on sw slope of ridge leading to Oven Lid (in meadow at Somerset) 1767 Comment
  JEPS100276  Agrostis idahoensis Dean W. Taylor 1992-8-22 13211 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest 1554 Comment
  CHSC102633  Agrostis scabra Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16342 Tehama About 100 yards east 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
  CHSC94569  Agrostis stolonifera Lowell Ahart 2006-9-9 13253 Tehama On the west side of Colby Creek, west of the dirt road, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  CHSC40493  Alisma triviale Pauleen Broyles 1982-7-2 776 Tehama The Nature Conservancy Vina Plains Preserve. Where ditch crosses Hwy 99 ca. .35 mi. s of jct. with Lassen Road. 60 Comment
  CAS-BOT-BC131967  Allium John Thomas Howell; R. C. Barneby 1954-5-14 29570 Tehama 9 miles east of Paynes Creek 1005 Comment
  UC1314296  Allium Freed W. Hoffman 1949-7-13 2893 Tehama Blue Ridge North Coast Ranges, Mt. Lassic Group, Blue Ridge Comment
  CHSC40495  Allium amplectens Pauleen Broyles 1982-4-23 446 Tehama Ca. 4.5 km e of irrigation ditch, The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS76633  Allium amplectens L. R. Heckard 1972-6-18 2986 Tehama sw Tedoc Mt. 1371 Comment
  JEPS88312  Allium amplectens Vernon H. Oswald and Lowell Ahart 1996-4-29 7489 Tehama n.w. Corning (CCFG parcel on s. side of Gyle Rd., large vernal pool in cluster of pools n. of the farm pond located on the s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  SEINET7073572  Allium amplectens A. G. Vestal 1955-5-19 s.n. Tehama About 2.1 miles north of Paynes Creek Post Office. UTM Zone 10, 591541mE, 4468861mN. Coordinate datum: NAD27. Comment
  UC1299637  Allium amplectens Freed W. Hoffman 1950-7-2 3234 Tehama 1/2 mi s Regan Meadow Public Camp Comment
  CAS-BOT-BC462233  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  UC2013010  Allium amplectens Barbara Ertter 1991-5-19 9876 Tehama 14.5 mi W of Red Bluff on Highway 36, near Baxter Road junction. Comment
  UCD138493  Allium campanulatum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama from Square Lake east toward road from Oven Lid on north side of South Yolla Bolly. Comment
  CHSC49474  Allium cratericola Vernon Oswald 1988-3-29 3265 Tehama Ponderosa Way 7.7 mi n of Deer Creek at Moak Trailhead. 259 Comment
  CHSC70918  Allium cratericola Vernon Oswald; Lowell Ahart 1998-4-27 8974 Tehama Pettyjohn Rd. 1.0 mi west of its junction with the east end of Hammer Loop Rd., west of Red Bluff and southeast of Platina. 786 Comment
  UCD112027  Allium falcifolium Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  UCD158861  Allium falcifolium G. Ledyard Stebbins 1972-6-18 9000 Tehama Near summit of Tedoc Mountain, north end of Yolla Bolly Range. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  CAS-BOT-BC469083  Allium falcifolium P. A. Munz 1951-7-26 16926 Tehama East flank of South Yolla Bolly Peak 2346 Comment
  JEPS88328  Allium peninsulare Vernon H. Oswald and Lowell Ahart 1996-5-20 7573 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CAS-BOT-BC474070  Allium platycaule D. Showers 1980-7-19 DS 4381 Tehama Ridge below Windy Point, Diamond Peak, Lassen Volcanic National Park Comment
  CDA14190  Allium triquetrum S. McNeill 1998-3-17 s.n. Tehama Red Bluff. 0 Comment
  CAS-BOT-BC476706  Allium validum Alice Eastwood; John Thomas Howell 1941-7-9 9747 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC476707  Allium validum Alice Eastwood 1912-8-22 1904 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  RSA93515  Allophyllum gilioides Milo S. Baker 1953-4-26 12569 Tehama 5 mi. W. of Paskenta in foothill at burn elevation somewhat higher than Paklenta. Comment
  JEPS115515  Allophyllum integrifolium Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16320 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  HSC95534  Allophyllum integrifolium L. Ahart 2001-6-16 8867 Tehama W side of dirt rd. near Ike Dye Hill, 2 mi. W of Hwy. 32, W of Soda Springs Campground, 3 air mi. W of Butte Meadows 1341 Comment
  CHSC80112  Alopecurus saccatus B. Castro; L. P. Janeway 2000-5-11 1166 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  HSC102900  Alopecurus saccatus J. P. Smith 2014-5-28 13854 Tehama Hog Lake, along State Route 36 264 Comment
  UCD55981  Alopecurus saccatus Beecher Crampton 1953-4-29 1160 Tehama 4 miles south of Dales. Comment
  CHSC59167  Amaranthus blitoides Vernon H. Oswald 1992-9-29 5221 Tehama Hwy. 89 At Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CHSC112997  Amaranthus powellii Lowell Ahart 2013-8-2 18984 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
  CHSC117637  Ambrosia psilostachya Lowell Ahart; John Dittes 2016-8-25 21304 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CAS-BOT-BC135626  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CAS-BOT-BC135627  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CHSC113023  Ammannia coccinea Lowell Ahart 2013-8-2 18974 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  HSC49036  Amsinckia intermedia Patricia Shesgreen 1978-5-13 86 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  UC1178278  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and G. T. Robbins 1956-4-18 676 Tehama about a mi e of Red Bluff (on Hwy 99E to Chico) Comment
  RSA32740  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama Along U.S. Highway #99W, 1 mile south of Proberta. Comment
  CHSC96608  Amsinckia menziesii Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13604 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC48124  Anaphalis margaritacea Vernon Oswald 1984-7-16 1604 Tehama 29N22, 1.9 mi W of Hwy 89 (to Lassen Park). 1889 Comment
  CHSC91014  Ancistrocarphus filagineus David W. Isle 1995-5-2 1053 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC105666  Andropogon virginicus var. virginicus Lowell Ahart; John Dittes 2010-10-4 17290 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CAS-BOT-BC391824  Anemone drummondii George W. Gillett 1953-7-3 263 Tehama Lassen Volcanic National Park. 0.25 mile above Diamond Point. Near Diamond Peak 2255 Comment
  UC1609302  Anisocarpus scabridus Vernon H. Oswald and Lowell Ahart 1993-9-2 5896 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UCD128900  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountain, ca. 0.5 mile east of summit. 2286 Comment
  JEPS13178  Antennaria geyeri Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5324 Tehama slightly southeastward from the summit of Mt. Linn; So. Yolla Bolly Mt. 2377 Comment
  RSA158055  Antennaria geyeri J. M. Tucker 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  CHSC64496  Anthriscus caucalis Vernon H. Oswald; Lowell Ahart 1995-4-3 6603 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  CHSC117350  Antirrhinum cornutum B. Castro; E. MacKinnon, B. Humphrey, L. Janeway, A. Groom 2016-7-20 2144 Tehama Sacramento Valley. Eldder Creek channel, within 1-2 mi E of the San Beniot Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  JEPS101510  Antirrhinum cornutum Dean W. Taylor 1997-6-25 16085 Tehama Plains south of Battle Creek; along old Manton Road about 3 miles west of Manton Road 274 Comment
  UC936248  Antirrhinum cornutum Helen K. Sharsmith 1951-7-13 4029 Tehama 10.3 mi nw Paskenta (and 1.6 mi within e boundary of Mendocino National Forest, in V of junction between road to Eagle Peak and road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  CDA41214  Antirrhinum vexillo-calyculatum subsp. breweri J. R. Keck 1976-10-13 s.n. Tehama Southeast edge of county road approximately 1.1 miles west of Manton. 0 Comment
  JEPS101527  Antirrhinum vexillocalyculatum subsp. breweri Dean W. Taylor 1997-5-29 16004 Tehama slopes north of Toomes Camp Road about 6 road miles west of Paskenta 487 Comment
  JEPS101525  Antirrhinum vexillocalyculatum subsp. intermedium Dean W. Taylor 1997-7-24 16149 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  JEPS60404  Aquilegia formosa Joseph Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  CHSC53943  Arabidopsis thaliana Vernon H. Oswald 1991-4-30 4544 Tehama Hwy 36 at Battle Creek Vista, 9.0 miles east of Paynes Creek, 0.9 mile west of Ponderosa Way. Along a drainage just below the overlook. 1170 Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  CAS-BOT-BC17357  Arabis eschscholtziana P. A. Munz 1951-7-26 16942 Tehama Square Lake, north base. South Yolla Bolly Peak. 2133 Comment
  RSA121615  Arabis repanda Douglas Barbe 1955-7-17 205 Tehama Near the county road to Oven Lid at the sign Somerset (sic) 3/4. 1890 Comment
  SEINET1912954  Arceuthobium californicum R. L. Mathiasen 2010-1 1064 Tehama Mineral Summit on forest rd. 172 1595 Comment
  UC1949171  Arceuthobium campylopodum Barbara Ertter with Brad Olson 1991-7-5 10331 Tehama Raglin Ridge Rd 2.6 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff; near Pepperwood Spr Comment
  CAS-BOT-BC465575  Arctostaphylos Julie Kierstead Nelson; Brad Rust 2015-3-27 2015 -009 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range, Forest Svc Rd 28N60 1560 Comment
  UC54436  Arctostaphylos H. M. Hall and E. B. Babcock June, 1903 4289 Tehama South Fork Battle Creek Sierra Nevada Mountains 365 Comment
  UC728694  Arctostaphylos X acutifolia Milo S. Baker 1943-8-8 10638 Tehama 1.1 mi nw Log Spring Ranger Station Comment
  UC708946  Arctostaphylos X candidissima Milo S. Baker 1943-8-8 10642 Tehama halfway between Log Spring Ranger Station and Government Flat 1676 Comment
  UC727066  Arctostaphylos X candidissima A. A. Heller 1943-7-10 Tehama Log Springs Comment
  SEINET10736234 Image available Arctostaphylos acutifolia John Thomas Howell 1943-8-8 Howell 19212 Tehama Log Spring Ridge. 1.1 miles west of Ranger Station, Tehama Co. Comment
  NY8230  Arctostaphylos candidissima A. Eastwood 1941-7-9 9752 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC68538  Arctostaphylos canescens subsp. sonomensis Vernon H. Oswald 1997-4-23 8347 Tehama High North Coast Ranges. Intersection of forest roads M2 and 24N41 (to Whitlock Camp), 13.2 miles W of Paskenta. 1261 Comment
  UCD53454  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-17 713 Tehama On Forest Service Road 23N04 (Valley View Access road); 7 miles south of junction with Forest Service Road 23N02. Comment
  RSA20903  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8686 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  RSA20904  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8687 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
Read comments
Jul 20 2009
  CHSC80524  Arctostaphylos manzanita subsp. wieslanderi Vernon H. Oswald 2001-3-26 9991 Tehama Plum Creek Rd 0.9 mi south of Paynes Creek. 579 Comment
  UCD22549  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek. 609 Comment
  UCR58364  Arctostaphylos manzanita subsp. wieslanderi Walter Knight, I. Knight 1980-6-14 3765 A Tehama Originally collected from east of Red Bluff Comment
  CAS-BOT-BC39994  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19210 Tehama Log Spring Ridge Comment
  CAS-BOT-BC39995  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge 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
  SEINET2028689 Image available Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City Comment
  UC1052008  Arctostaphylos patula R. A. Manning 1954-2-24 4 Tehama Inskip Lookout rd Quadrangle 33-B-3 (on very old burn) 762 Comment
  UC535015  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Tehama 4.5 mi se Shasta City (beside hwy to McCloud) 1219 Comment
Read comments
Jul 9 2013
  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
  UCD53317  Arctostaphylos patula subsp. patula Roger Raiche 1985-3-18 RR 50148 Tehama Log Springs Road; west of Paskenta, 13.7 miles west of its origin at the Newville Road. 1463 Comment
  UC1609209  Arenaria congesta var. crassula Vernon H. Oswald and Lowell Ahart 1993-9-2 5900 Tehama ca 20 mi (air) NW Paskenta (Ridge running E. from Mt. Linn); South Yolla Bolly Mtns., Mt. Linn 2346 Comment
  CHSC78243  Arenaria serpyllifolia subsp. serpyllifolia Vernon H. Oswald 2000-5-17 9919 Tehama Hwy. 36 5.4 road miles east of Paynes Creek. 853 Comment
  CAS-BOT-BC401666  Argemone munita subsp. munita Edward P. Bertin 1946-5-1 s.n. Tehama Unspecified 243 Comment
  HSC22034  Argemone munita subsp. munita Richard Spjut 1971-5-15 1897 Tehama Mendocino National Forest, 25 mi. W of Corning 915 Comment
  CHSC65077  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1995-7-17 7063 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 213 Comment
  UCD56432  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama south of Dales on Rt. 36. Comment
  UCD56481  Aristida oligantha R. Tofsrud 1948-7-1 s.n. Tehama Between Orland and Red Bluff. Comment
  UCD56505  Aristida oligantha August L. Hormay 1932-8-2 s.n. Tehama between Red Bluff and Redding. Comment
  UCD56509  Aristida oligantha G. L . Stebbins Jr. 1939-7-10 2952 Tehama along highway, 10 miles south of Red Bluff. Comment
  HSC90081  Aristolochia californica C. Baldwin, A. Hiss, P. Reynolds 1990-3-12 11 Tehama 100 yds. N of Cone Grove Park on Cone Grove Rd., 2 yds. E of pavement 85 Comment
  JEPS3551  Arnica discoidea Milo S. Baker and H. K. Wagnon 1953-6-21 12757 Tehama w of Paskenta; Whiskey Saddle 1448 Comment
  UC1584281  Arnica discoidea B. Adamson 1981-7-14 24 Tehama Pole Corral Creek Siskiyou-Trinity National Forest, Pole Corral Creek 1615 Comment
  UCD56019  Arrhenatherum elatius R. Tofsrud 1951-6-1 s.n. Tehama Anthony Peak, near Summit. Comment
  CAS-BOT-BC90402  Artemisia douglasiana John Thomas Howell 1960-8-20 36229 Tehama Morgan 1463 Comment
  CHSC66871  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1996-9-4 8259 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 131 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
  UCR130071  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2001-7-7 6902 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-BC93750  Artemisia ludoviciana subsp. incompta P. A. Munz 1951-7-25 16882 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  UC1949228  Asclepias fascicularis Barbara Ertter 1991-9-2 10802 Tehama 2.2 mi SW of Paskenta on road over Mendocino Pass to Round Valley, SE of William Butte Comment
  CHSC77296  Asclepias speciosa L. P. Janeway; B. Castro 1999-6-14 6463 Tehama Along south side South Fork Cottonwood Creek. 310 Comment
  HSC74849  Aspidotis densa J. P. Smith, Thomas W. Nelson 1978-7-22 10037 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  RSA755499  Aspidotis densa Barbara Ertter, Brad Olson 1991-7-4 10209 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 miles west of Paskenta, ca. 25 air miles west of Corning at spring on south side of Round Mountain, 2.2 miles inside forest boundary. 976 Comment
  RSA67258  Aster brickellioides Philip A. Munz 1951-7-25 16890 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  RSA724826  Aster integrifolius L. Ahart 2006-9-9 13258 Tehama About 100 yards east of Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 air miles northeast of Butte Meadows 1526 Comment
  LA204880  Astragalus accidens var. hendersonii Lewis S. Rose; 1934-4-22 34248 Tehama Paynes Creek Comment
  RSA0006698  Astragalus accidens var. hendersonii Unspecified 1954-5-14 11486 Tehama Paynes Creek 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
  CHSC26711  Astragalus gambelianus Hayes; M. P. 1978-4-8 150 Tehama On mima mounds around Leininger road vernal pools, approx. .8 mi ne of Hwy 99. 40 Comment
  CHSC62932  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1994-4-6 6083 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC83878  Astragalus gambelianus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10114 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC96675  Astragalus gambelianus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13837 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  JEPS104022  Astragalus gambelianus Lowell Ahart 2003-4-17 10114 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  UC1586535  Astragalus gambelianus Vernon H. Oswald and Lowell Ahart 1991-4-16 4494 Tehama Lowrey Rd. 1.4 mi se South Fork Elder Creek (n of Paskenta); se of South Fork Elder Creek, n of Paskenta 335 Comment
  POM204053  Astragalus gambelianus Alice Eastwood, John T. Howell 1934-4-22 1867 Tehama 4 miles e. of Paynes Creek. Comment
  UC1873686  Astragalus gambelianus Barbara Ertter with James R. Shevock 1993-4-30 11582 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CAS-BOT-BC192809  Astragalus pauperculus M. A. Showers 1980-4-7 1723 mas Tehama 18.4 miles west of Mineral 914 Comment
  CHSC102356  Astragalus pauperculus L. P. Janeway 2009-3-28 9651 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
  CHSC40603  Astragalus pauperculus J. D. Jokerst 1983-5-10 1744 Tehama Top of the small bluff that is the south bank of Zimmershed Creek where its direction of flow changes from south to west. 103 Comment
  CHSC43099  Astragalus pauperculus Pauleen Broyles 1985-4-11 945 B Tehama The Nature Conservancy Vina Plains Preserve. Ca 100 yd N of fence and 15 yd S of safe pool in safe pasture. Comment
  CHSC64614  Astragalus pauperculus Lowell Ahart; Vernon H. Oswald 1995-4-25 7571 Tehama Between Manton Road and the fence, on the east side of Manton Road, 200 yds south of Inks Creek Road, about 1 mile north of Dales Station on Highway 36, about 14 miles north-east of Red Bluff. 213 Comment
  CHSC92815  Astragalus pauperculus John Dittes; Josephine Guardino 2005-5-11 1109 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
  HSC85814  Astragalus pauperculus Sandy Floyd, T'ai Roulston, Tom Munton 1987-3-28 53 Tehama Hwy. 36, mi. marker 65, 24 mi. E of Red Bluff Comment
  JEPS86513  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-3 1484 Tehama 10 air km ne Red Bluff (ca 3.3 air km e of Sacramento River-Sevenmile Creek confluence, just e of gas pipeline); e of Sacramento River-Sevenmile Creek confl, ne of Red Bluff 228 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
  RSA718038  Astragalus pauperculus R. D. Fischer 2005-5-30 0789 Tehama Sierra Nevada Mountains. Off County Road 27N08 ca. 6 miles east of Hwy. 32, between Butte Meadows turn-off and Potato Patch Campground. 881 Comment
  UC511471  Astragalus pauperculus D. K. Gillespie 1930-5-14 9393 Tehama between Mineral and Paynes Creek Comment
  RSA0006841  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  CHSC76756  Astragalus rattanii var. jepsonianus L. P. Janeway; B. Castro 1999-5-18 6442 Tehama Small side drainage/ ravine, vicinity of Red Bank Creek and Sunflower Gulch. 292 Comment
  CHSC83370  Astragalus rattanii var. jepsonianus L. P. Janeway; Shirley Innecken 2002-3-21 7452 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 304 Comment
  HSC81949  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4884 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CAS-BOT-BC199141  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit of Mt. Tedoc, western Tehama County. Comment
  CHSC95127  Asyneuma prenanthoides L. P. Janeway 2006-6-25 8713 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  CAS-BOT-BC66028  Athyrium filix-femina var. cyclosorum C. R. Quick 1953-8-5 53 -101 Tehama ca. 4 mi. w. of Mineral 1310 Comment
  JEPS88376  Athysanus pusillus Vernon H. Oswald and Lowell Ahart 1996-4-8 7315 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in blue oak savanna ca. 0.1 mi. s. of the gravel rd. and ca. 0.1 mi. e. of Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 137 Comment
  CHSC48285  Atriplex rosea Vernon Oswald 1987-8-25 3226 Tehama Black Butte Road East ca. 0.3 mi nw of Glenn Co. line. 118 Comment
  CHSC64574  Avena barbata Vernon H. Oswald 1995-4-3 6593 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36 ca 14 mi ne of Red Bluff. 201 Comment
  CHSC88840  Avena barbata A. Peterson 2003-4-10 35 Tehama Hwy 36 east of Red Bluff. The Dalles. UTM: 579790E 4463025N. 211 Comment
  CHSC117707  Azolla filiculoides Lowell Ahart; John Dittes 2016-8-25 21309 Tehama Southeast of the parking area, about 200 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
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Sep 8 2018
  CHSC4062  Azolla filiculoides J. Wheeler 1967-4-23 10 Tehama On the w side of Paskenta Road. 91 Comment
  CHSC78596  Baccharis salicifolia J. Marr; H. West 1998-10-13 Tehama West of Red Bluff, vicinity of Cottonwood Creek. 289 Comment
  HSC82089  Balsamorhiza deltoidea Thomas W. Nelson, Jane P. Nelson 1979-6-25 4902 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  RSA716327  Balsamorhiza deltoidea David W. Isle 1996-7-17 1028 Tehama Road 25N17, NE of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock 2012 Comment
  CAS-BOT-BC106472  Balsamorhiza sagittata E. B. Babcock 1903-7-1 4293 Tehama Near Morgan, Mount Lassen - Mill Creek Canyon 2438 Comment
  CHSC68937  Berberis nervosa Vernon Oswald; Lowell Ahart 1997-7-7 8694 Tehama Forest Route 35 at Cedar Creek near northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC90696  Blennosperma nanum var. nanum D. Isle 1996-3-7 1000 Tehama Mendocino National Forest--North Coast Ranges. Middle Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  SEINET3402322  Blennosperma nanum var. nanum R. W. Spellenberg, N. Zucker 2011-4-16 14279 Tehama Kirkwood Rd. (old Hwy. 99) 7.5 km S of Solano St. in Corning. 75 Comment
  HSC85813  Blennosperma nanum var. nanum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 59 Tehama Hwy. 36, mile marker 51.50, 10 miles E of Red Bluff Comment
  UC1051685  Boechera breweri subsp. breweri Helen K. Sharsmith 1953-6-24 4352 Tehama Ovenlid summit Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  CAS-BOT-BC16044  Boechera breweri subsp. shastaensis Robert E. Preston 1986-4-25 534 Tehama Ca. 10.9 km southwest of Paskenta, on Round Valley Road, ca. 0.4 km east of Bennett Creek, at roadside. 793 Comment
  CHSC65450  Boechera rectissima Vernon Oswald 1984-6-7 1266 Tehama Wilson Lake located ca. 8 mi e of Mineral. On the edge of a meadow. 1609 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
  UCD147035  Boechera serpenticola Robert E. Preston 2012-6-18 2877 Tehama 7.6 mi SW of Paskenta, along Round Valley Rd, 0.1 mi E of Bennett Creek. 787 Comment
  RSA41189  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2256 Tehama Near Vina. Comment
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  RSA41167  Boisduvalia densiflora var. densiflora Robert F. Hoover 1938-6-10 3590 Tehama Coyote Creek bridge south of Red Bluff. Comment
  RSA697053  Boisduvalia macrantha L. Ahart, John Dittes 2003-6-11 10247 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  CHSC96673  Brachypodium distachyon Lowell Ahart 2007-5-8 13747 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC40697  Brassica rapa Pauleen Broyles 1983-4-16 902 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in s pasture. 62 Comment
  CHSC84604  Brickellia californica Lowell Ahart; John Dittes 2003-9-17 10570 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
  JEPS117412  Brickellia californica Lowell Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CAS-BOT-BC127780  Brickellia grandiflora P. A. Munz 1951-7-25 16839 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  UCD129625  Brickellia greenei John Thomas Howell 1960-8-18 36025 Tehama Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  CHSC65936  Briza minor Vernon H. Oswald; Lowell Ahart 1996-4-15 7383 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  UCD77202  Brodiaea californica Robert E. Preston 2004-5-9 2239 Tehama Ca. 2.9 mi E of Corning, at jct Hoag Rd and Hall Rd. 68 Comment
  CHSC88514  Brodiaea californica var. californica Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  RSA183019  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24648 Tehama 16.5 mi W of Red Bluff on state 36. Comment
  UCD148225  Brodiaea coronaria Robert E. Preston 2007-5-11 2488 Tehama 5.8 mi NW of Corning, ca. 0.4 mi S of Gyle Rd. 108 Comment
  CHSC107080  Brodiaea elegans M. Mitchell 2010-5-8 Tehama Foothill Road at 68th Avenue. 91 Comment
  UC1950250  Brodiaea elegans Barbara Ertter 1991-5-19 9885 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 Comment
  CAS-BOT-BC484281  Brodiaea elegans subsp. elegans R. F. Hoover 1965-5-29 9411 Tehama Dribble Creek near Red Bluff Comment
  CHSC40499  Brodiaea minor Pauleen Broyles 1982-4-28 485 Tehama Just s of Lassen Road. 60 Comment
  CAS-BOT-BC484571  Brodiaea minor L. E. Smith 1915-5-19 s.n. Tehama Red Bluff Comment
  CDA39461  Brodiaea minor G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2661 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  RSA424695B  Brodiaea minor Aaron Liston, M. Blumler 1987-4-24 654 -21 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC41038  Bromus hordeaceus Pauleen Broyles 1982-4-23 456 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Rd in n central pasture. 70 Comment
  CHSC6721  Bromus hordeaceus B. Anthony 1968-4-11 492 Tehama Rest stop on Interstate 5 North, 11 miles S. of Cottonwood. Comment
  RSA295461  Bromus hordeaceus J. R. Reeder, C. G. Reeder 1981-5-20 7354 Tehama ca. 6.5 km SW of Dales. 240 Comment
  SEINET10565918  Bromus japonicus Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7009 Tehama T29N R9W NE1/4 Sec. 33, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. Locally common in a clayey soil on a roadside bank. 981 Comment
  RSA93474  Bromus laevipes H. K. Wagnon 1953-5-10 12625 Tehama Lodding rd. W of Paskenta on logging road near, 9 miles post. Comment
  CHSC66061  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1996-5-6 7508 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC64577  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1995-4-3 6598 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On top of the roadcut along Manton Rd. at the ne corner of the reserve. 225 Comment
  HSC9304  Bromus madritensis subsp. rubens Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  CHSC88301  Bromus orcuttianus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11221 Tehama On the south side of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  RSA93473  Bromus orcuttianus H. K. Wagnon 1953-7-12 12861 Tehama 5.1 mi. from White Oak Camp 1829 Comment
  HSC95533  Bromus pseudolaevipes L. Ahart 2001-6-8 8799 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 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
  UCSB63934  Bromus sterilis Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama Hog Lake Plateau; BLM parcel along Hwy 36, NE of Red Bluff (T28N, R2W, NW1/4, NE1/4 Sect 8); Cascade Range Foothills, Paynes Creek 124 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
  CHSC55634  Bromus tectorum K. R. Stern 1986-5-21 8304 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC96688  Bromus tectorum Lowell Ahart 2007-5-8 13749 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
  UCD60247  Bromus vulgaris R. Tofsrud 1947-7-1 248 a Tehama Hwy. 32, 15 mi. S of junction with Hwys. 36 and 89. Comment
  CHSC91221  Calamagrostis purpurascens David W. Isle 1995-11-2 1058 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. On west bank 25N16--1.3 miles above 25N16-E Spur Jct. 5 and Dime Timber Sale survey on Upper Boswell Ridge (0.6+ mile SE of Twin Peaks). 1981 Comment
  CHSC88830  Calandrinia ciliata A. Peterson 2003-3-29 14 Tehama Hog Lake Plateau, Hwy 36 east of Red Bluff 6 miles. In parking lot. UTM: 574710E 4458960N. 271 Comment
  JEPS88466  Calandrinia ciliata Vernon H. Oswald and Lowell Ahart 1996-4-3 7295 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on flood plain of intermittent stream ca. 0.4 mi. e. of the dirt lane along w. side of parcel, Thomes Creek Ecological); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC26613  Callitriche hermaphroditica M. P. Hayes 1978-3-17 132 Tehama In Leininger road vernal pool, approx. .8 mi e of Highway 99. 40 Comment
  CHSC65444  Callitriche hermaphroditica Vernon Oswald 1984-3-26 1107 Tehama Leininger Rd. (Keefer Rd.), 0.8 mi n of its jct. with Lassen Rd. In the vernal pond on the e side of the road. Comment
  JEPS113234  Callitriche hermaphroditica Lowell Ahart 2007-4-3 13610 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  CHSC40707  Callitriche heterophylla var. bolanderi Pauleen Broyles 1982-4-15 422 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC45029  Callitriche heterophylla var. bolanderi Pauleen Broyles 1988-4-6 1103 Tehama The Nature Conservancy Vina Plains Preserve. Seep below small reservoir in Singer Creek Ditch in Lassen Pasture. Comment
  CHSC65918  Callitriche longipedunculata Vernon H. Oswald; Lowell Ahart 1996-4-15 7363 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  JEPS113233  Callitriche marginata Lowell Ahart 2007-4-3 13611 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  UCD132928  Calocedrus decurrens Lalit M. Srivastava 1957-10-19 18 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  CHSC54116  Calochortus amabilis Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4607 Tehama Colyear Springs Rd 4.0 miles west of Lowrey Rd, north of Paskenta. 283 Comment
  UC2027906  Calochortus amabilis Barbara Ertter 1990-5-12 8927 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  CAS-BOT-BC488621  Calochortus elegans var. nanus Alice Eastwood; John Thomas Howell 1941-7-9 9790 Tehama Government Flat Comment
  JEPS61669  Calochortus leichtlinii Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  JEPS61670  Calochortus leichtlinii Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CAS-BOT-BC489963  Calochortus leichtlinii H. F. Copeland 1920-7-17 85 Tehama forest on Butt Mt 1828 Comment
  CAS-BOT-BC492651  Calochortus luteus R. F. Hoover 1965-5-29 9414 Tehama 2 mi. se. of Beegum. Comment
  RSA722488  Calochortus luteus R. R. Halse 1989-5-7 3820 Tehama Along Black Butte Road 7.1 miles southwest of its junction with State Highway A9 (Corning Road) or 1.8 miles north of its junction with Newville Road 150 Comment
  JEPS61699  Calochortus minimus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  CHSC88832  Calochortus monophyllus Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 200 yds north of Antelope Creek Upper slab crossing. UTM: 10 0595021 E, 4453861 N. 420 Comment
  JEPS61693  Calochortus monophyllus Jos. Grinnell 1927-5-7 Tehama between Payne Creek and Mineral; Lassen Peak Region Comment
  JEPS97223  Calochortus monophyllus Vernon H. Oswald and L. Ahart 1995-4-25 6682 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  UCD36244  Calochortus monophyllus Beecher Crampton 1953-4-30 1189 Tehama 1.5 miles south of Paynes Creek. 548 Comment
  CHSC118395  Calochortus monophyllus Tim Kask 2015-4-27 243 Tehama Antelope Creek, 'McClure Trail', .25 miles from trailhead. Comment
  CHSC118397  Calochortus monophyllus Tim Kask 2016-4-7 261 Tehama Antelope Creek, from Fischer CG. 10T 0597775/4456103 473 Comment
  UC1618163  Calochortus superbus Barbara Ertter, Brad Olson 1993-5-15 11802 Tehama s of Battle Creek (Spring Branch Road, ca 15 air mi n of Red Bluff) 182 Comment
  SEINET3992196  Calochortus tolmiei Unknown 1952-7-9 7 Tehama North coast ranges, Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2134 Comment
  CAS-BOT-BC494345  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  CHSC84659  Calochortus venustus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 341 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail on a S-facing slope. Along the trail. 902 Comment
  SEINET12093969  Caltha leptosepala K. R. Stern 1986-1 8273 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 & 36. T28N, R5E, sec. 22 1402 Comment
  CHSC48687  Caltha leptosepala var. biflora Vernon Oswald 1984-6-7 1262 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 Comment
  UC1953739  Calycadenia 1978-7-6 2115 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mi SE of Tedoc Road jct, ca. 40 mi NW of Red Bluff Comment
  JEPS121171  Calycadenia ciliosa Lowell Ahart 2013-8-2 18999 Tehama W side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS127133  Calycadenia ciliosa Lowell Ahart, John Dittes 2016-8-25 21292 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
  RSA151742  Calycadenia ciliosa R. C. Bacigalupi, J. R. Sweeney, George Bacigalupi Jr. 1953-8-29 4340 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  JEPS100398  Calycadenia fremontii Dean W. Taylor 1995-5-9 14894 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS89806  Calycadenia fremontii Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10646 Tehama Manton Plains just s of Battle Creek (on Spring Branch Road (Manton Road), adjacent to PG%E natural gas pipeline, Northern Sacramento Valley); Northern Sacramento Valley, Manton Plains 286 Comment
  CAS-BOT-BC273395  Calycadenia fremontii G. D. Carr 1971-9-18 663 Tehama NW of Red Bluff on Hwy 36, 6.0 mi W of its jct with Vestal Rd (just W of Ball Rd) 473 Comment
  RSA789305  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi SE of Tedoc Rd jct, ca. 40 mi NW of Red Bluff. 503 Comment
  RSA789801  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 miles south of Luce and Griswald Roads (ca. 13 miles southwest of Cottonwood). 191 Comment
  RSA789807  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Highway 36. 226 Comment
  UC1876202  Calycadenia fremontii Gerald D. Carr 1973-7-2 746 Tehama 1.5 mi S of Vestal Rd. on Weemasoul Rd. 381 Comment
  UCD129756  Calycadenia fremontii Gerald D. Carr 1974-9-11 776 Tehama 0.1 mile east of Hall Road on Dale Road, 2.2 miles east of Corning. 60 Comment
  UCD129766  Calycadenia fremontii R. L. Carr 1978-7-7 2117 Tehama Los Molinos, 300 yards south of road between Los Molinos and Tehama, Sacramento River. 64 Comment
  JEPS94966  Calycadenia pauciflora Vernon Oswald and Lowell Ahart 1997-7-7 8662 Tehama Ca. 42 mi w of Red Bluff (on Pettyjohn Road (Forest Road 35 = 28N35) 0.4 mi e of the Trinity National Forest boundary); Pettyjohn Road 853 Comment
  UC1299280  Calycadenia pauciflora Freed W. Hoffman 1950-6-30 3534 Tehama w of Paskenta; North Coast Ranges Comment
  RSA255527  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road 686 Comment
  RSA789280  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile northwest of Rosewood. 214 Comment
  UC1876258  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8.0 mi SW of Paskenta via Round Valley Rd., SE facing serpentine slope along rd. to Mud Flat Campground. 502 Comment
  CHSC105224  Calycadenia truncata Lowell Ahart; John Dittes 2010-7-19 16887 Tehama About 20 yards south of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC66874  Calycadenia truncata Vernon Oswald; Lowell Ahart 1996-9-4 8252 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy 36 NE of Red Bluff. 167 Comment
  JEPS90700  Calycanthus occidentalis Dean William Taylor 1973-6-30 2429 Tehama e slope of mt. 1 mi n Wells Creek (about spring); Tedoc Mountain 1371 Comment
  OBI76984  Calycanthus occidentalis Anthony Baniaga 2011-6-27 391 Tehama Lassen Natl Forest. black rock campground area, along 28N29. Barkley Mtn quad T27N R2E sec 23 NW of NE 670 Comment
  JEPS14628  Calyptridium quadripetalum Helen K. Sharsmith 1954-6-24 Tehama leading to Eagle Peak (one mi below summit, Mendocino National Forest); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UC1051536  Calyptridium quadripetalum Helen K. Sharsmith 1954-6-24 4345 Tehama sw ridge leading to Eagle Peak (1 mi below summit, Mendocino National Forest); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  HSC75381  Calyptridium umbellatum J. O. Sawyer, K. A. Sawyer 1980-6-18 3448 Tehama S of N Yolla Bolly Peak. 2348 Comment
  JEPS52527  Calyptridium umbellatum Jos. Grinnell Tehama Mineral 1463 Comment
  CHSC95038  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. 1109 Comment
  HSC103786  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 Tehama High Cascade Range. Along Cohasset Rd. 1.2 road km. and 0.4 air km. NE of upper northern tip of Cohasset Ridge. 1109 Comment
  JEPS105614  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek 1062 Comment
  HSC96688  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2006-6-25 8711 Tehama High Cascade Range. Along Cohasset Rd. 1.2 road km. and 0.4 air km. NE of upper northern tip of Cohasset Ridge. 1109 Comment
  CHSC66484  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1996-5-20 7579 Tehama Cascade Range Foothills, Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Scattered plants on the rocky and brushy banks of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC84670  Calystegia occidentalis subsp. occidentalis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 333 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In the middle of the trailhead. Along roads and trails here. 978 Comment
  CHSC34973  Calystegia occidentalis subsp. occidentalis R. A. Sschlising 1977-6-15 3194 Tehama Just N of Butte County line along Highway 32. Comment
  CHSC48300  Calystegia occidentalis subsp. occidentalis Vernon Oswald 1986-6-23 2150 Tehama M2 (23N01) aat Whiskey Saddle, 15.7 mi w of Paskenta. 1458 Comment
  CHSC43405  Camissonia contorta Lowell Ahart 1979-4-25 1844 Tehama On the floodplain of Blue Tent Creek, about 7 miles north of Red Bluff. 91 Comment
  JEPS102411  Camissoniopsis hirtella Lowell Ahart 2001-6-8 8781 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS113308  Campanula prenanthoides L. P. Janeway 2006-6-25 8713 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
  CHSC107095  Capsella bursa-pastoris M. Mitchell 2010-3-4 22 Tehama Dye Creek Preserve. 109 Comment
  JEPS88456  Capsella bursa-pastoris Vernon H. Oswald and Lowell Ahart 1996-4-8 7332 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on e. edge of Paynes Creek near its mouth on the Sacramento R., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 85 Comment
  UC1019900  Cardamine oligosperma Milo S. Baker and H. K. Wagnon 1953-4-26 12556 Tehama 5 mi w Paskenta (w Tehama County); w of Paskenta 243 Comment
  CAS-BOT-BC38053  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. Comment
  JEPS2557 Image available Cardamine pachystigma W. L. Jepson 1897-7-24 126 a Tehama South Yollo Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  SEINET4290093 Image available Carex abrupta Unknown 2009-1 9870 Tehama High Cascade Range. Lassen National 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.assen Peak .....' quad. Comment
  CDA33017  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  UC55224  Carex angustata H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4347 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC53567  Carex brainerdii L. P. Janeway; Gary Benson 1984-9-19 1160 A Tehama On slope just S of town of Mineral and Battle Cr Mdws. 1600 Comment
  CHSC91215  Carex brainerdii D. Isle 1995-11-2 1059 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. On west bank 25N16--1.3 miles above 25N16-E Spur Jct. 5 and Dime Timber Sale survey on Upper Boswell Ridge (0.6+ mile SE of Twin Peaks). 1981 Comment
  RSA700228  Carex brainerdii L. P. Janeway, B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CAS-BOT-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
  CAS-BOT-BC34238  Carex capitata H. F. Copeland 1920-7-17 92 Tehama On Butt Mountain. 1828 Comment
  CDA33059  Carex densa L. P. Janeway, B. Castro 2000-4-21 6670 Tehama High Cascade Range; On north side of Mill Creek, 1.9 km east-northeast of Black Rock and Ponderosa Way. Comment
  CHSC79374  Carex densa B. Castro; C. Warren 2000-4-13 1076 Tehama Vicinity of Orland W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  SEINET7556703 Image available Carex densa L. P. Janeway 2001-6-10 7143 Tehama North Yolla Bolly quad. High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap, along a minor tributary of South Fork Beegum Creek. 1340 Comment
  SEINET11309876 Image available Carex feta Unknown 2009-1 24613 Tehama Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36, Cascade Range Highlands (CaRH). Comment
  CAS-BOT-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
  JEPS110418  Carex integra Lowell Ahart 2006-7-11 12945 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC116750  Carex jonesii Lowell Ahart; John Dittes 2015-8-5 20445 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 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
  SEINET11160338 Image available Carex jonesii D. Castaner 1984-4-28 8060 Tehama Along Highway 36 Gurnsey Creek Comment
  SEINET10710064  Carex kelloggii Thomas W. Nelson, Jane P. Nelson 1979-6-25 Nelson 4920 Tehama Yolla Booly Quad. T27N, R10W, S2. Bog in white fir forest along Forest Rd. 35 ca 1.9 miles form Stuart Gap. Comment
  JEPS105657  Carex laeviculmis L. P. Janeway 2001-6-10 7155 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  RSA66387  Carex lenticularis var. impressa Phillip A. Munz 1951-7-25 16858 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  HSC82164  Carex lenticularis var. lipocarpa Thomas W. Nelson, Jane Nelson 1979-6-25 4920 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC31563  Carex luzulifolia John Thomas Howell 1960-8-19 36125 Tehama Brokeoff Mt. Trail 2346 Comment
  CHSC106707  Carex luzulina Barbara Ertter; Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Sprin Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC109967  Carex multicaulis Peter F. Zika 2012-7-13 25973 a Tehama About 0.5 air miles NW of Tomhead Campground, Yolla Bolly Mountains. North Coast Range Highlands (NCoRH). 1670 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
  CHSC88460  Carex multicaulis L. P. Janeway; B. Castro 2004-5-30 8130 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  JEPS102682  Carex multicaulis Vernon H. Oswald 2001-5-7 10004 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  JEPS63576  Carex multicaulis W. L. Jepson 1927-6-24 12238 Tehama Mineral 1524 Comment
  UC1950431  Carex multicaulis Barbara Ertter with Brad Olson 1991-7-4 10234 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/ Riley Ridge jct, ca 27 airmiles W of Corning Comment
  CHSC102593  Carex multicostata L. P. Janeway 2009-7-26 9874 Tehama High Cascade Range. Lassen national Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  RSA718205  Carex nebrascensis L. Ahart 2006-7-19 13039 Tehama East side of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1541 Comment
  CHSC76533  Carex nudata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CHSC111638  Carex pachycarpa Peter F. Zika 2012-7-14 25988 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands. 2130 Comment
  CHSC82670  Carex praticola L. P. Janeway 2001-6-10 7142 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  JEPS110341  Carex simulata Lowell Ahart 2006-7-19 13037 Tehama Small meadow, east of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CAS-BOT-BC115826  Carex subfusca C. Epling; William Robinson 1935-7-16 s.n. Tehama Near Mineral. Comment
  CHSC102686  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16334 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
  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
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  CHSC87907  Castilleja applegatei subsp. pinetorum Lowell Ahart 2004-6-11 11032 Tehama Along the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  HSC82136  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4934 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS10972  Castilleja applegatei subsp. pinetorum W. L. Jepson 1927-6-20 12263 Tehama near Battle Creek Meadows 1402 Comment
  JEPS76658  Castilleja applegatei subsp. pinetorum L. R. Heckard 1972-6-17 2966 Tehama w slope Tedoc Mt. 1310 Comment
  JEPS8020  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-7 3477 Tehama 2.4 mi w Elam Creek Public Camp (along Deer Creek Road (Calif Hwy 32)) 1219 Comment
  RSA123786  Castilleja applegatei subsp. pinetorum G. D. Barbe 1955-7-16 168 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  UC1034007  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jul 22 1940-Jul 23 1940 26241 Tehama s of Sulphur Works (Route 89, Bluff Falls, s of Mount Lassen); Bluff Falls 1889 Comment
  UCD160068  Castilleja attenuata James A. Neilson 1975-4-29 3149 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 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
  POM182781  Castilleja miniata W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  SEINET14173423  Castilleja tenuis H. M. Hall, E. B> Babcock 1903-1 4371 Tehama Mill Creek Canyon, near Morgan [Springs]. 1524 Comment
  CHSC55402  Ceanothus X flexilis Vivian L. Long 1991-4-18 18 Tehama Ca 0.4 km south of Digger Creek. Comment
  HSC59864  Ceanothus cuneatus J. P. Smith, J. O. Sawyer 1975-6-1 8177 Tehama Hwy. 36, 12 mi E of the John Tanner Bridge Comment
  CHSC55268  Ceanothus cuneatus var. cuneatus L. P. Janeway 1991-3-28 3861 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 137 Comment
  UCR124022  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6920 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CAS-BOT-BC83786  Ceanothus jepsonii var. albiflorus D. O. Burge 2007-5-1 900 b Tehama Mendocino National Forest, at roadside 12.5 road miles (20 km) W of Paskenta 1200 Comment
  CAS-BOT-BC51136  Ceanothus lemmonii C. Hart Merriam 1921-7-2 s.n. Tehama On Beegum grade Comment
  HSC18317  Ceanothus prostratus W. R. Rogers 1965-5-3 37 Tehama 10 mi W of the town of Mineral on Hwy. 36 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  SBBG4578  Ceanothus velutinus var. velutinus H. and M. Dearing 1938-6-23 2111 Tehama Deer Crk 1219 Comment
  CHSC64905  Centaurea solstitialis Vernon H. Oswald 1995-6-30 6951 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the old highway at the ne corner of the reserve. 225 Comment
  SEINET8111606 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201505 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111622 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201520 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111628 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201513 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111638 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201502 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
  JEPS104467  Centaurium muehlenbergii Lowell Ahart 2003-6-11 10243 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
  CHSC84294  Centaurium tenuiflorum Lowell Ahart; John Dittes 2003-6-11 10243 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CDA38376  Centaurium tenuiflorum Dale Frank 1959-7-15 s.n. Tehama Five miles south of Red Bluff. 0 Comment
  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
  CHSC84860  Centromadia fitchii L. P. Janeway 2003-9-18 7989 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  UC1618411  Centromadia fitchii Barbara Ertter 1991-9-2 10801 Tehama 6.3 mi sw of Paskenta (on road over Mendocino Pass to Round Valley, 2.3 mi sw of Newville Road jct) Comment
  CAS-BOT-BC288504  Centromadia fitchii J. Major 1956-6-19 s.n. Tehama Ca 6 miles SW Red Bluff in Hog Wallow Comment
  CHSC41084  Centunculus minimus Pauleen Broyles 1982-5-10 556 Tehama The Nature Conservancy Vina Plains Preserve. Dried bottom of a minor drainage w of Sheep Camp Ditch, ca 400 m to nw of barn. 60 Comment
  UC1586614  Centunculus minimus Vernon H. Oswald and Lowell Ahart 1991-5-9 4569 Tehama 1.5 mi ne of the Bend Bridge over Sacramento River (6.5 mi nne of Red Bluff, at sw corner of the large impoundment at the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC56289  Cerastium glomeratum K. R. Stern 1986-5-21 8255 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  CHSC89030  Cerastium glomeratum Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. 60 Comment
  CAS-BOT-BC291612  Cercis occidentalis Camille F. Nowell 2012-7-16 49 Tehama Hwy 36 approx 14 mi E of Paynes Creek. 1018 Comment
  CHSC88842  Cercis occidentalis A. Peterson 2003-4-10 34 Tehama Hwy 36 east of Red Bluff. Immediately above Paynes Creek. Along road edge. UTM: 588995E 4464030N. 504 Comment
  RSA764746  Cercis occidentalis Doris Bowers 1972-9-1 1888 Tehama Pit River Falls on Hiway 299 1067 Comment
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Jul 9 2013
  UC1128917  Cercis occidentalis P. L. Johannsen 1936-8-26 993 Tehama 1 1/4 mi ne junction of Deer and Rattlesnake Creeks; Paynes Creek Quadrangle 1066 Comment
  HSC49052  Cercis occidentalis Patricia Shesgreen 1978-5-13 89 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  JEPS81105  Cercocarpus betuloides var. betuloides J. P. Smith and T. W. Nelson 1978-7-22 10046 Tehama Shasta-Trinity National Forest 1280 Comment
  CHSC64940  Chaenactis douglasii var. douglasii Vernon H. Oswald; Lowell Ahart 1995-7-12 7025 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  HSC74988  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1979-6-25 10201 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  SEINET8734826 Image available Chaenactis glabriuscula var. heterocarpha Helen K. Scharsmith 1954-6-24 4346 Tehama Mendocino National Forest, southwest ridge leading to Eagle Peak, one mile below summit 1067 Comment
  CHSC64909  Chamaesyce maculata Vernon H. Oswald; Lowell Ahart 1995-6-13 6872 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. On the edge of Manton Rd. ca. 0.2 mi s of Inks Creek Rd. 207 Comment
  JEPS51925  Chamaesyce ocellata subsp. ocellata W. L. Jepson 1938-6-10 18986 Tehama 2 mi n Jelley's Ferry (Sacramento River); Sacramento River 121 Comment
  JEPS88629  Chamaesyce ocellata subsp. ocellata Dean W. Taylor 1990-8-11 11451 Tehama Dales Lake 207 Comment
  CHSC66308  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-7-4 7744 Tehama Foothills of the Inner North Coast Ranges. Overlook at Black Butte Dam W of Orland. On the W side of the S end of Black Butte Dam. 152 Comment
  CHSC83098  Chamaesyce ocellata subsp. rattanii Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10013 Tehama Field about 150 yards south of Jewett Creek, east of Marquerite Road, about 1 1/4 mile (air) southeast of Corning. 82 Comment
  JEPS105077  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  JEPS91381  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1993-10-17 14080 Tehama Valentine Ridge, along Coolyear Springs Road (Forest Road 25N01) 1 mi E of junction with Raglin Ridge road (Forest Road 25N02) (ca. 11 mi NW of Paskenta 518 Comment
  CHSC102693  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16313 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC112995  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-8-2 18971 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC86999  Chamaesyce serpillifolia subsp. serpillifolia Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  CHSC95196  Cheilanthes gracillima R. D. Fischer 2004-5-30 833 Tehama Sierra Nevada range, off Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. UTM: 10617775E, 4447032N. 879 Comment
  CDA3043  Chenopodium botrys L. Ahart, J. Dittes 2003-9-17 10573 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC70878  Chenopodium californicum Vernon Oswald; Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  CAS-BOT-BC184895  Chloris virgata T. C. Fuller 1963-8-26 11151 Tehama East side of Highway 99E to Chico at junction with road to Corning, 0.5 mile south of Vina. Comment
  HSC9478  Chloris virgata Larry Berti 1968-11-26 Tehama Old Red Creek School Comment
  UC843758  Chlorogalum angustifolium Lewis S. Rose 1934-4-22 34250 Tehama 5 mi e Red Bluff 121 Comment
  CHSC45496  Chorizanthe polygonoides Lowell Ahart 1978-5-23 1742 Tehama Along the Hogsback Road, east of Red Bluff. 182 Comment
  CHSC102249  Chorizanthe polygonoides var. polygonoides L. P. Janeway; B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of the ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC113333  Chorizanthe polygonoides var. polygonoides Lowell Ahart; John Dittes 2014-5-18 19526 Tehama Scraped area on the south side of the poor dirt road, north of the fence, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  CHSC80556  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald; Lowell Ahart 2001-5-7 10012 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  JEPS122049  Chorizanthe polygonoides var. polygonoides Lowell Ahart, John Dittes 2014-5-18 19526 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  CAS-BOT-BC252827  Chorizanthe polygonoides var. polygonoides W. P. Vestal; A. G. Vestal 1955-5-19 s.n. Tehama 6.2 mi. WSW of Manton Comment
  CHSC110723  Chorizanthe stellulata Dean Wm. Taylor; Robin Falscheer, T. Engstrom et al. 2010-6-23 20895 b Tehama Highway 36, 1 mile west from Lassen Lodge, north side of the highway near the junction with little Giant Mill Road 1158 Comment
  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
  JEPS29578  Cirsium andersonii John Thomas Howell 1960-8-20 36271 Tehama forest between Childs Meadow and Morgan Meadow (near Lassen Volcanic National Park) 1524 Comment
  UCD130607  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  SDSU3793  Cirsium occidentale var. candidissimum R. M. Beauchamp 1965-7-17 Tehama 2 miles east of Windy Cut Look-Out Station on State Hwy #32. Comment
  UC2032039  Cirsium occidentale var. venustum Barbara Ertter with Brad Olson 1991-7-5 10301 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  CAS-BOT-BC286479  Cirsium scariosum John Thomas Howell 1960-8-18 36087 Tehama Lassen Volcanic National Park. Sulphur Works entrance station 2011 Comment
  SEINET3082776 Image available Cirsium vulgare Marc Mittleman Tehama Along Deer Creek, 3.9 mi. SW of junction Rts. 32 & 36. Comment
  CAS-BOT-BC438979  Cistanthe monosperma John Thomas Howell 1960-8-21 36287 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC68587  Clarkia arcuata Vernon H. Oswald; Lowell Ahart 1997-5-14 8446 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. Roadside bank. 920 Comment
  CHSC86552  Clarkia concinna Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  SEINET7096721  Clarkia concinna A. G. Vestal 1963-6-4 s.n. Tehama Along along Dry Creek on Route 36. Ca 8.1 miles west of the junction with Bowman Road and west of Cottonwood. NAD27 40? deg. 17' 51ao, -122?_ 37' 48ao (converted to WGS84 decimal degrees) Comment
  CHSC78675  Clarkia concinna subsp. concinna L. P. Janeway; B. Castro 2000-6-11 6795 Tehama Inner North Coast Ranges. Near top of Raglin Ridge about 0.6 km west of Pepperwood Spring; along Raglin Ridge Road. 945 Comment
  UCSB63931  Clarkia gracilis Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36; NE of Red Bluff; T28N R3W NWVi SWV4 Sect 13; north-facing slope of Paynes Creek Canyon at this location; Cascade Range Foothills 167 Comment
  CHSC86537  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope. 780 Comment
  JEPS105606  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope 780 Comment
  OBI76983  Clarkia gracilis subsp. albicaulis Anthony Baniaga 2011-6-27 392 Tehama Lassen Nalt Forest. Along 28N29, N of Black Rock. Barkley Mtn quad T27N R2E sec 14 NE of SE 760 Comment
  RSA279403  Clarkia gracilis subsp. albicaulis W. L. Jepson 1932-5-9 16324 Tehama Hills north of Paskenta. Comment
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Jul 1 2009
  JEPS105877  Clarkia gracilis subsp. gracilis Lowell Ahart 2004-4-29 10807 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  JEPS88103  Clarkia gracilis subsp. gracilis Vernon H. Oswald and Lowell Ahart 1996-5-6 7516 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 167 Comment
  RSA90473  Clarkia gracilis subsp. gracilis Milo S. Baker, H. K. Wagnon 1953-4-26 12552 Tehama 5 miles W of Paskenta 305 Comment
  CHSC64713  Clarkia lassenensis Vernon H. Oswald; Lowell Ahart 1995-5-16 6732 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  JEPS106499  Clarkia lassenensis L. P. Janeway, B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeas 1000 Comment
  JEPS43581  Clarkia purpurea subsp. quadrivulnera Jos. Grinnell 1927-5-26 Tehama between Mineral and Payne Creek 914 Comment
  CDA15429  Clarkia purpurea subsp. viminea G. F. Hrusa, J. Hart 1998-5-1 14424 Tehama Sacramento Valley; approx. 1/4 mi. S of and above Coyote Creek, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC87107  Clarkia rhomboidea Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 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
  JEPS43306  Claytonia parviflora subsp. parviflora W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  CHSC67281  Claytonia perfoliata James D. Jokerst 1983-3-6 1689 Tehama Wurlitzer Ranch on the bank of Pine Creek, 1.5 mi E of Meridian Rd. Comment
  CHSC89009  Claytonia perfoliata subsp. perfoliata Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  JEPS97486  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald and L. Ahart 1995-3-6 6502 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  POM304464  Claytonia rubra Alice Eastwood 1941-6-9 9751 Tehama Log Spring Ridge betw Log Spring and Government Flat. Comment
  RSA21523  Claytonia rubra C. B. Wolf 1937-5-17 8709 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  HSC17705  Claytonia rubra subsp. rubra S. J. Hawks 1965-5-8 53 Tehama About 5 mi. W of Mineral Comment
  CHSC88517  Clematis lasiantha Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. Edges of creek drainages. 304 Comment
  CHSC88936  Clematis lasiantha Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 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
  CAS-BOT-BC92563  Clematis ligusticifolia Alice Eastwood 1912-8-22 s.n. Tehama Lassen Butte Region. Comment
  JEPS95962  Collinsia greenei Vernon H. Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF: T23N R7W SE1/4 NW1/4 Sect. 28, ca. 1900 ft, chaparral, Inner North Coast Ranges 579 Comment
  HSC20589  Collinsia greenei John F. Davidson 1947-5-18 4637 Tehama Near summit 24 mi. E of Government Flat, Paskenta to Covelo 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
  CHSC90904  Collinsia rattanii Niall McCarten; Roxanne Bittman 1986-6-15 5436 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS35076  Collinsia rattanii R. F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin cabin 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
  CHSC79113  Collinsia sparsiflora var. collina B. Castro; L. P. Janeway 2000-3-22 1043 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 350 Comment
  CHSC88851  Collinsia sparsiflora var. collina A. Peterson 2003-4-17 39 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  UC2031440  Collinsia sparsiflora var. collina Barbara Ertter 1991-5-18 9849 Tehama Rosewood Ranch on Salt Creek ca. 17 air miles WNW of Red Bluff, ca. 1/2 mi S of Highway 36 Comment
  CHSC83384  Collinsia sparsiflora var. sparsiflora L. P. Janeway; Shirley Innecken 2002-3-19 7446 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  UC764485  Collinsia tinctoria R. F. Hoover 1939-5-11 4098 Tehama Dibble Creek near Red Bluff; Dibble Creek Comment
  CHSC90425  Collinsia torreyi Niall McCarten; Roxanne Bittman 1986-6-15 5409 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S side Baswell Ridge, 0.25 mi. E of Johnson cabin, N side Rd. 23N01. 1584 Comment
  CHSC79209  Collinsia torreyi var. latifolia L. P. Janeway 2000-6-29 6855 Tehama High North Coast Ranges. At Ides Cove Trailhead, a small saddle on the ridge about 2300 m east of Mt. Linn. 2095 Comment
  UC54653  Collinsia torreyi var. latifolia H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4406 Tehama near Morgan (Mount Lassen); Mount Lassen 1524 Comment
  UC1019557  Collinsia torreyi var. wrightii Louise Kellogg 1952-7-18 88 a Tehama directly S of Yolla Bolly Mountains (near Squaw Camp and Pole Corral); Mendocino National Forest 2133 Comment
  JEPS28756  Collinsia torreyi var. wrightii George W. Gillett 1957-8-13 1050 Tehama Brokeoff Mtn trail, along first 1/4 mi above hwy Lassen Volcanic National Park 2026 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
  UCR123336  Collomia grandiflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6898 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC101051  Collomia heterophylla John Dittes; Josephine Guardino 2005-5-11 1102 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS17647  Collomia heterophylla Rimo Bacigalupi with G. T. Robbins 1955-7-18 5367 Tehama along State Hwy no. 32 2.8 mi ne Lomo Inn (jnct. of Humboldt Road to Butte Mdws.) (2 mi beyond the Tehama-Butte Co. line); Watershed of Cascade Creek 975 Comment
  CHSC115772  Collomia tinctoria Lowell Ahart; John Dittes 2015-8-5 20471 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS71066  Collomia tinctoria Jos. Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  UC1002648  Collomia tinctoria Milo S. Baker and H. K. Wagnon 1953-7-12 12898 Tehama county road 5.3 mi above Whitlock Camp (w Tehama Co., in cut-over forest) Comment
  UCD80758  Comandra umbellata CNPS SN Foothill Team 2005-6-8 SNNR 0185 b Tehama USFS, Lassen National Forest, above Antelope Creek. 420 Comment
  CHSC106000  Comandra umbellata subsp. californica B. Castro; L. P. Janeway 2000-4-21 1087 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and just north of Ponderosa Way. On rocky edge of trail at top of steep bank above creek. 640 Comment
  CHSC68599  Comandra umbellata subsp. californica Vernon H. Oswald; Lowell Ahart 1997-5-14 8433 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the Middle Fork Antelope Creek. 1011 Comment
  CHSC25028  Corallorhiza maculata Bob Garamendi 1974-5-10 65 Tehama Mill/Deer Creek Study Area. S fork in Antelope Creek at Ponderosa Way. 731 Comment
  SBBG1155  Corallorhiza striata H. and M. Dearing 1938-6-25 2131 Tehama Mineral Comment
  SBBG100043  Cordylanthus pilosus L. R. Heckard, T. I. Chuang 1971-8-15 2779 Tehama Lanes Valley Rd from Paynes Crk, about 0.9 mi N of jct with St Hwy 36 (near Paynes Crk) 609 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
  SBBG100044  Cordylanthus tenuis subsp. viscidus L. R. Heckard, T. I. Chuang 1971-8-15 2769 Tehama W of Mineral on St Hwy 36, 1 mi E of Lyonville Rd jct 1219 Comment
  UC171034  Cornus greenei Mrs. C. M. Wilder 1912-6-19 Tehama Deer Creek 762 Comment
  CAS-BOT-BC209882  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Near Lassen Volcanic National Park. Between Morgan and Morgan Summit 1676 Comment
  RSA666359  Cornus nuttallii Barbara Ertter 1991-9-2 10784 Tehama Round Valley - Paskenta road (RtM4) 7.8 mi E of Log spring Creek, ca 10 airmiles. WSW of Paskenta. 1372 Comment
  JEPS94368  Cornus sessilis Vernon Oswald and Lowell Ahart 1997-9-9 8867 Tehama 1.1 mi se of Highway 32 (Forest Road 26N09 at Cascade Creek, nw of Chico Meadows); Cascade Creek, Forest Road 26N09 1219 Comment
  SBBG5323  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  SBBG5324  Cornus sessilis H. and M. Dearing 1938-6-23 2103 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UCD117264  Cornus sessilis Dean W. Taylor 1976-7-7 6027 Tehama Highway 32 in canyon of Deer Cr. Near Alder Cr. Campground approx. 7.8 miles west from jct. with Highway 89. 1173 Comment
  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-BC401886  Corydalis caseana subsp. caseana John Thomas Howell 1960-8-18 36065 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS122120  Crassula aquatica Lowell Ahart 2014-5-8 19445 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  JEPS50007  Crassula connata var. subsimplex Jos. W. Blankinship 1911-3-25 Tehama Redding Comment
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Jul 19 2009
  CHSC55088  Crassula saginoides L. P. Janeway 1991-5-11 3954 A Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Refuge. 169 Comment
  CHSC67469  Crassula tillaea James D. Jokerst 1981-2-23 1250 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS15405  Crepis occidentalis Douglas Barbe 1955-7-16 193 Tehama South Yolla Bolly (Mt. Linn); near summit 2407 Comment
  HSC71885  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5851 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  CHSC83307  Crocidium multicaule Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  CHSC113003  Croton setiger Lowell Ahart 2013-8-2 18986 Tehama On the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS121165  Croton setiger Lowell Ahart 2013-8-2 18986 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC78899  Crucianella angustifolia Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  CHSC86560  Crucianella angustifolia Jenny Marr; Heidi West, Joyce Lacey-Rickert 1998-5-21 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 365 Comment
  JEPS94335  Crucianella angustifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8450 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  CHSC59191  Crypsis schoenoides Vernon H. Oswald 1992-9-29 5224 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  CHSC66843  Crypsis schoenoides Vernon H. Oswald 1996-8-22 8244 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 farm pond on the south boundary of the parcel. 105 Comment
  CHSC84607  Crypsis schoenoides Lowell Ahart; John Dittes 2003-9-17 10605 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
  OBI71999  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. T23N R5W 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
  CDA1921  Crypsis vaginiflora L. Ahart 2002-11-5 10019 -A 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
  CHSC81643  Crypsis vaginiflora Vernon H. Oswald 2001-10-18 10063 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC83080  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  UC1594622  Cryptantha Vernon H. Oswald and Lowell Ahart 1992-4-21 4919 Tehama ca 4.75 mi (air) sse Paynes Creek (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24,, 18.6 mi (odometer) e of Hwy 99, 2.0 mi (odometer) e of the power transmission lines) 762 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
  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
  CHSC57797  Cryptantha crinita Vernon H. Oswald; Joe Molter 1992-4-29 4928 Tehama Payne's Creek Recreation Area located ca. 1.5 mi NE of Bend Bridge over the Sacramento River, ca. 6.5 mi NNE of Red Bluff. Perry Riffle, upstream of the parking area. 91 Comment
  CHSC84119  Cryptantha crinita Lowell Ahart; John Dittes 2003-5-12 10126 Tehama Along a wash, on the northwest side of the poor dirt road, just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 Comment
  CHSC84665  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11634 Tehama Lassen National Forest, Ishi Wilderness. Road 28N29. Roadcut on a SW facing slope. 1121 Comment
  CHSC96660  Cryptantha crinita Lowell Ahart 2007-5-8 13730 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
  JEPS104341  Cryptantha crinita Lowell Ahart 2003-5-12 10126 Tehama Along a wash, on the nw side of the poor dirt road, just n of Jelly Ferry Rd, 1.3 mi (air) sw of Coleman Fish Hatchery, ca 6.0 mi (air) e of Cottonwood. 131 Comment
  CHSC113925  Cryptantha flaccida Lowell Ahart 2014-5-8 19439 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC43467  Cryptantha flaccida Lowell Ahart 1979-4-25 1837 Tehama Along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC66009  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1996-4-29 7495 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  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
  CHSC79261  Cryptantha flaccida B. Castro; L. P. Janeway 2000-4-5 1059 Tehama Vicinity of Orland. 106 Comment
  CHSC84655  Cryptantha flaccida Samantha Mackey Hillaire; Brian Elliott 2003-5-31 343 Tehama Lassen National Forest, Ishi Wilderness. Along Rancheria Creek Trail, on a S-facing slope. 902 Comment
  JEPS67589  Cryptantha flaccida W. L. Jepson 1932-5-9 16361 Tehama 3-4 mi ne Red Bluff (near Seven Mile Creek) 137 Comment
  JEPS88109  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1996-5-6 7507 Tehama BLM parcel along Hwy 36 ne of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 213 Comment
  JEPS94405  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1997-5-14 8436 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
  UCD148656  Cryptantha flaccida G. F. Hrusa; J. Hart 1998-5-10 14406 Tehama Coyote Creek wash, Coyote Creek Conservation Area, approximately 1/2 mile west of Paskenta road. 80 Comment
  CHSC88506  Cryptantha intermedia Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. On gravel bar in the creek. 289 Comment
  RSA21496  Cryptantha intermedia C. B. Wolf 1937-5-15 8678 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 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
  RSA90797  Cryptantha simulans Milo S. Baker, H. K. Wagnon 1953-7-11 12826 Tehama 1.9 miles above Whitlock Camp. 1372 Comment
  UC1278102  Cryptantha torreyana Beecher Crampton 1954-6-16 1966 Tehama Whiskey Saddle Mendocino National forest 1438 Comment
  JEPS124018  Cryptantha torreyana var. torreyana Lowell Ahart, John Dittes 2015-8-5 20456 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
  RSA67664  Cryptogramma acrostichoides P. A. Munz 1951-7-18 16689 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CAS-BOT-BC182450  Cupressus macnabiana John Silba 2009-12-23 B- 660 Tehama 0.2 miles east of Pepperwood Springs, 0.8 mil. south of N. Fk. Elder Creek, along Raglin Ridge Road, 4.4 dr. miles sw. of Ball Rock Rd (Forest Rd. M22) 873 Comment
  CHSC80634  Cuscuta californica var. breviflora Lowell Ahart 2001-6-8 8771 Tehama Along a small wash, burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  JEPS110379  Cuscuta californica var. breviflora Lowell Ahart 2006-11-9 13256 Tehama Dry meadow area just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS115384  Cuscuta californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16312 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  RSA794991  Cuscuta californica var. californica L. Ahart, Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow about 0.75 miles southwest of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles southeast of Mineral. 1479 Comment
  CHSC66089  Cuscuta howelliana Vernon H. Oswald; Lowell Ahart 1996-5-27 7645 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the pipeline ca. 0.1 mi N of the S. boundary. 102 Comment
  UCD126291  Cuscuta howelliana F. T. Griggs 1973-6-21 s.n. Tehama Hot Flat Reservoir, along State Highway 36, 13 miles east of Red Bluff. Comment
  RSA122036  Cycladenia humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi. NW of Colby Mtn. 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
  HSC3646  Cynoglossum grande John L. Heywood, D. H. Norris 1968-3-31 1834 Tehama Hwy. 36, 67.74 mi. E of Shasta Co. line. Comment
  CHSC116915  Cynosurus echinatus J. P. Bergmann 2011-5-2 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  CHSC96662  Cynosurus echinatus Lowell Ahart 2007-5-8 13750 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
  SBBG119781  Cynosurus echinatus L. Ahart 2004-6-11 11039 Tehama Dead Rabbit Lake, ca. 100 yards W of the Nomalaki Trail, ca. 1.5 mi NW of Bowers Crk, ca. 2.25 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 8 air mi SW of Paskenta 545 Comment
  CDA38935  Cyperus bipartitus L. Ahart, John Dittes 2003-9-17 10594 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC117662  Cyperus bipartitus Lowell Ahart; John Dittes 2016-8-25 21278 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  HSC95570  Cyperus bipartitus L. Ahart, John Dittes 2003-9-17 10594 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  JEPS121179  Cyperus difformis Lowell Ahart 2013-8-2 18980 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC40799  Cyperus eragrostis Pauleen Broyles 1982-5-24 657 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch in e pasture, .5 km south of Lassen Road. 66 Comment
  JEPS120781  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CHSC40800  Cyperus niger Pauleen Broyles 1982-7-27 814 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch s of Lassen Rd. 60 Comment
  CHSC64926  Cyperus squarrosus Vernon H. Oswald 1995-5-28 6787 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. At the sw corner of the borrow pit. 219 Comment
  JEPS127186  Cyperus strigosus Lowell Ahart, John Dittes 2016-8-25 21280 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
  CDA3336  Cypselea humifusa L. Ahart 2002-11-5 10015 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
  JEPS103244  Cypselea humifusa Lowell Ahart 2002-11-5 10015 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
  HSC95686  Cystopteris fragilis Vernon H. Oswald, L. Ahart 1997-7-7 8711 Tehama USFS Rd. 35 at branch of the S Fork of Beegum Creek, 0.4 mi. W of Rat Trap Gap, N side of the Yolla Bolly-Middle Eel Wilderness 1707 Comment
  JEPS94915  Cystopteris fragilis Vernon H. Oswald and Lowell Ahart 1997-5-14 8430 Tehama on Ponderosa Way (Forest Rd. 28N29) between Paynes Creek and Cohasset (6.7 mi s of Plum Creek Rd., 0.6 mi sw of Middle Fork Antelope Creek) 1011 Comment
  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
  SBBG259  Cystopteris fragilis H. and M. Dearing 1938-6-22 2098 Tehama Deer Crk Falls 1371 Comment
  CHSC88861  Darmera peltata Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. Antelope Creek, Upper Slab on the southern shoreline. UTM: 10 0594887 E, 4453861 N. 392 Comment
  CHSC113320  Daucus pusillus Lowell Ahart; John Dittes 2014-5-17 19498 Tehama On the north side of the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC64686  Daucus pusillus Vernon H. Oswald 1995-5-9 6714 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, se of Pool 20. 213 Comment
  HSC31868  Delphinium hesperium Thomas E. Higley 1974-5-5 101 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC118480  Delphinium hesperium subsp. hesperium Don Lepley 2016-5-15 Tehama Lassen National Forest. Almanor Ranger District. On mildly sloping bench ~70 yards south of Plum Creek; 1.4 air miles south-southeast of town of Paynes Creek. 601 Comment
  HSC31599  Delphinium nudicaule Thomas E. Higley 1974-5-5 88 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  RSA712750  Delphinium nuttallianum L. P. Janeway 2005-6-12 8421 Tehama High Cascade Range, 0.5km N of Wilson Lake. 1628 Comment
  UCD22592  Delphinium nuttallianum L. K. Mann 1959-6-7 s.n. Tehama About 1 mile from State Highway 36 on cutoff to Lyonsville. Comment
  CHSC66054  Delphinium patens subsp. patens Vernon H. Oswald; Lowell Ahart 1996-5-6 7528 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank along Paynes Creek at this location. 124 Comment
  JEPS94166  Delphinium patens subsp. patens Vernon Oswald and Lowell Ahart 1998-4-27 8962 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36) 256 Comment
  SEINET7067165  Delphinium variegatum A. G. Vestal 1947-5-2 s.n. Tehama Roadside about 13.5 miles west of Cottonwood and 0.5 mile north of Route 36. Coordinate datum: NAD27. Comment
  CDA15412  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 1998-5-1 14426 Tehama Sacramento Valley; Dry ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Perennial, with dark purple flowers. Uncommon and widely scattered here. Comment
  CHSC35302  Delphinium variegatum subsp. variegatum J. D. Jokerst; R. A. Schlising 1982-3-18 1513 Tehama Ca 1/2 mi W of Hwy 99, 1.0 mi NW of Broyles Rd. Comment
  CHSC41087  Delphinium variegatum subsp. variegatum Pauleen Broyles 1982-4-20 425 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to fence along Lassen Road at sw corner of central pasture. Comment
  CHSC75396  Delphinium variegatum subsp. variegatum Ben Myhre 1997-3-10 17 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UC903265  Deschampsia cespitosa Ethel Crum 1932-5-9 1443 Tehama Elder Creek Lowry; Inner North Coast Ranges, , Lowry 304 Comment
  CHSC55309  Deschampsia danthonioides L. P. Janeway 1991-5-11 3955 Tehama Battle Creek Wildlife Area. About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Edges of dry vernal pool. 169 Comment
  CHSC65002  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1995-7-12 7020 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. On margins of a pond. 1158 Comment
  JEPS68491  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  RSA295454  Deschampsia danthonioides J. R. Reeder, C. G. Reeder 1981-5-20 7355 Tehama 6.5 km SW of Dales. 73 Comment
  SEINET10524193  Deschampsia danthonioides Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7020 Tehama T28N R9W SE1/4 Sec. 9,3800 ft, High North Coast Ranges, Yellow Pine Forest, decomposed sandy conglomerate. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. Comment
  SEINET11682821  Deschampsia danthonioides A. K. Bos 1978-1 15 Tehama ca 10 mi NE of Red Bluff 140 Comment
  CHSC94306  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  HSC75058  Deschampsia elongata J. P. Smith, Thomas W. Nelson 1978-7-22 10053 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  HSC9608  Deschampsia elongata C. R. Ball 1932-7-23 661 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  UC641643  Deschampsia elongata G. L. Stebbins Jr. 1939-7-10 2941 Tehama 2 mi. w. Childs Meadow 1889 Comment
  CHSC56283  Descurainia pinnata K. R. Stern 1986-5-21 8293 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS104452  Dianthus armeria subsp. armeria Lowell Ahart 2003-6-11 10241 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  UC2042819  Dicentra formosa Barbara Ertter 1990-5-13 8953 Tehama 0.3 mi S of Mineral on Highway 172 to Mill reek, at edge of Battle Creek Meadows. Comment
  UCD95521  Dicentra formosa S. P. Lynch 1973-6-9 290 Tehama Wells Creek Campground on road to Handy Chrip Camp behind Tedoc Mountains. Comment
  CHSC89078  Dicentra formosa subsp. formosa Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425E, 4453501 N. 411 Comment
  CAS-BOT-BC402488  Dicentra formosa subsp. formosa Clare R. Wheeler; Gladys L. Smith 1980-6-17 1757 Tehama Mendocino National Forest. NE of Anthony Peak, ca. 1 mi. N. of Wells Cabin Campground. Just over line into Tehama Co. 1889 Comment
  RSA333577  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-22 28 Tehama On 99W, 0.5 mile S of Brannin Cr., 0.7 mile N of Capay Road. Comment
  JEPS58089  Dichelostemma multiflorum Joseph Grinnell 1925-6-25 Tehama Butte Creek Meadows Comment
  SJSU10163  Dichelostemma multiflorum S. S. Rewak 1962-4-18 81 Tehama Proberta Comment
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CAS-BOT-BC502806  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  CAS-BOT-BC502807  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  CHSC65146  Digitaria sanguinalis Vernon H. Oswald; Lowell Ahart 1995-7-17 7080 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (a6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Along the edge of Inks Creek Rd. (E end). 213 Comment
  CHSC23395  Diplacus kelloggii B. Garamendi 1974-4-6 24 Tehama 1 mi S of Graham Trail-Head. Mill/Deer Creek Study Area. 487 Comment
  CAS-BOT-BC151453  Diplacus nanus James R. Shevock 1985-6-22 11236 Tehama Mendocino National Forest, along forest road M-2, just north of Government Flat Campground - Northern Coast Ranges 1752 Comment
  CAS-BOT-BC151452  Diplacus nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2346 Comment
  CHSC77025  Dipsacus fullonum L. P. Janeway 1999-6-19 6474 Tehama Along Hwy 99, 100 ft north of the county line with Butte County; between Singer Creek and Pine Creek. 59 Comment
  CHSC81260  Dipsacus fullonum Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  JEPS94497  Disporum hookeri Vernon Oswald and Lowell Ahart 1997-7-7 8698 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
  CHSC14048  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama Ca. 2.6 mi e on Vina Rd from Hwy 99 to Reed Orchard Rd, ca. .8 mi e on Reed Orchard Rd in cow pasture. Comment
  CHSC67287  Dodecatheon clevelandii subsp. patulum James D. Jokerst 1981-2-23 1248 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  UCD118825  Dodecatheon clevelandii subsp. patulum Roman Gankin; W. R. Hildreth 1966-3-16 711 Tehama On Toomes Camp Road, 3.3 miles west of Paskenta. Comment
  CHSC57494  Dodecatheon hendersonii S. R. Mitchelson 1987-4-12 10 Tehama Ca 1.2 km nw of Black Butte. 900 Comment
  CHSC65677  Dodecatheon hendersonii Vernon H. Oswald 1996-3-15 7228 Tehama Hog Lake Plateau. BLM parcel. Near the NE boundary on a NW-facing slope of Paynes Creek Canyon, ca. 1.5 mi NE of the parking lot at Hog Lake Plateau. Scattered plants in brushy woodland. 158 Comment
  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
  POM129380  Dodecatheon jeffreyi W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
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Jul 5 2009
  UC1001316  Dodecatheon jeffreyi Louise Kellogg 1952-7-14 42 Tehama Square Lake trail from Ovenlid toward South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 1828 Comment
  UCD119025  Dodecatheon jeffreyi J. M. Tucker 1959-7-19 3574 Tehama Upper (south) side of Square Lake, north side of South Yolla Bolly Mountain. 2118 Comment
  CHSC48007  Downingia bicornuta var. bicornuta Vernon Oswald 1983-5-6 436 Tehama Along the edge of Leininger Rd. (Keffer Rd.) 0.8 mi n of Lassen Rd. Comment
  JEPS103631  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-5-1 100 -95 Tehama S edge of Dale's Lake (on Rt. A6 NW of Red Bluff) Comment
  UC765402  Downingia bicornuta var. bicornuta R. F. Hoover 1937-5-19 2258 Tehama near Vina Comment
  CHSC111134  Downingia cuspidata Lowell Ahart 2012-6-2 18148 Tehama Small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  UC1586623  Downingia cuspidata Vernon H. Oswald and Lowell Ahart 1991-5-9 4559 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, Paynes Creek Recreation Area, ca 0.5 mi sse of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UC499757  Downingia cuspidata Doris Kildale Gillespie 1930-5-9 9274 Tehama 10 mi e Red Bluff (on road to Susanville) Comment
  CHSC76126  Downingia ornatissima G. F. Hrusa; J. Hart 1998-5-10 14420 Tehama West of Gerber Quad. North Sacramento Valley. On ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. 100 Comment
  JEPS108519  Downingia pusilla Lisa Schultheis 1995-5-1 89 -95 Tehama Near Red Bluff. Along PG&E pipeline, south of Gyle Road, west of Rawson Road Comment
  UC1586545  Draba verna Vernon H. Oswald and Lowell Ahart 1991-4-16 4501 Tehama Colyear Springs Rd. 4.0 mi w Lowrey Rd. (n of Paskenta); n of Paskenta 332 Comment
  CHSC53945  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart 1991-4-16 4501 Tehama Colyear Springs Rd, 4.0 mile west of Lowrey Rd, north of Paskenta. On the edge of the road. 332 Comment
  CHSC65698  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7272 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S bank of Paynes Creek near the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  CAS-BOT-BC157801  Drymocallis lactea var. lactea Ethel Crum 1937-8-7 1953 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  UC673607  Dudleya cymosa L. V. Compton 1930-5-20 Tehama 21 mi ne Red Bluff (Meadow Ranch) Comment
  CHSC88262  Dysphania botrys Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11213 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 653 Comment
  CHSC61973  Dysphania pumilio Vernon H. Oswald 1993-9-7 5925 Tehama Lassen Volcanic National Park. Lassen Chalet at the Southwest Entrance Station. Weed on N edge of the parking lot. 2049 Comment
  JEPS124011  Dysphania pumilio Lowell Ahart, John Dittes 2015-8-5 20458 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC41048  Echinochloa crus-galli Pauleen Broyles 1982-7-22 812 Tehama The Nature Conservancy Vina Plains Preserve. N of barn in s pasture. 63 Comment
  SEINET10564132  Echinochloa crus-galli Virginia E. Long 1931-8-14 Long 102 a Tehama Corning, Abundant in drainage ditch along highway. Common in rice fields. 79 Comment
  CHSC116500  Echinodorus berteroi B. Castro 2012-7-19 1942 Tehama Sacramento Valley. N of Elder Creek, ca 0.28 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal. 73 Comment
  JEPS124117  Elatine Lowell Ahart, John Dittes 2015-6-22 20263 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
  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
  CHSC116164  Elatine californica Lowell Ahart; John Dittes 2015-6-22 20264 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CAS-BOT-BC113741  Eleocharis acicularis Alice Eastwood; John Thomas Howell 1941-7-9 9804 Tehama Government flat. Comment
  CHSC40802  Eleocharis acicularis Pauleen Broyles 1982-6-24 771 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch just s of Lassen Rd. 60 Comment
  CAS-BOT-BC113744  Eleocharis acicularis Philip Alexander Munz 1951-7-25 16874 Tehama On drying, stony bare flat near small stream, 1 mi. E of Square Lake, South Yolla Bolly Mts. 2133 Comment
  UCD80264  Eleocharis acicularis var. acicularis CNPS SN Foothill Team 2005-6-7 SNNR 0213 b Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 Comment
  JEPS108872  Eleocharis bella Lowell Ahart 2006-7-19 13048 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CDA38947  Eleocharis macrostachya L. Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CHSC78739  Eleocharis macrostachya Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  HSC1657  Eleocharis macrostachya Larry Berti 1969-5-9 75 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS106246  Eleocharis parishii Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11182 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CAS-BOT-BC112152  Eleocharis quinqueflora Philip Alexander Munz 1951-7-25 16854 Tehama Square Lake, n base of South Yolla Bolly Mts. 2133 Comment
  CHSC115528  Eleocharis suksdorfiana Lowell Ahart; John Dittes 2015-8-5 20448 Tehama Meadow, 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
  JEPS104449  Eleocharis suksdorfiana Lowell Ahart 2003-8-23 10533 Tehama Meadow, ca 50 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  CAS-BOT-BC112017  Eleocharis suksdorfiana Philip Alexander Munz 1951-7-25 16854 Tehama Common perennial on wet banks in hanging meadow of Red Fir Forest, Square Lake 2133 Comment
  CDA34721  Elodea canadensis L. Ahart, John Dittes 2010-7-19 16888 Tehama About 10 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. Comment
  CHSC66216  Elodea canadensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7711 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. A slough along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  CHSC41070  Elymus caput-medusae Pauleen Broyles 1982-5-28 843 Tehama The Nature Conservancy Vina Plains Preserve. Near barn. 60 Comment
  CAS-BOT-BC227931  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2465 Comment
  CAS-BOT-BC227934  Elymus elymoides John Thomas Howell 1960-8-18 36082 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  UC1019554  Elymus elymoides subsp. elymoides Louise Kellogg 1952-7-17 82 Tehama on ridge directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  JEPS87471  Elymus sierrae Vernon H. Oswald and Lowell Ahart 1993-9-2 5912 Tehama ca 20 air mi nw Paskenta, (ridge running e from Mt. Linn, n slope of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  UCD62737  Elymus trachycaulus subsp. subsecundus J. I. Mallory 1957-8-28 172 Tehama 1/4 mile west-southwest of Mill Creek Store, Lassen National Forest. 1402 Comment
  UC923128  Emmenanthe penduliflora Freed W. Hoffman 1950-7-2 3341 Tehama Colyer Springs; Red Bluff road, 28 miles west of Red Bluff, western Tehama County Comment
  RSA623520  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, 1982 Comment
  JEPS115383  Epilobium brachycarpum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16330 Tehama 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 b 1493 Comment
  POM256108  Epilobium brachycarpum Milo S. Baker 1940-8-14 9808 Tehama On trail to Cherry Lake, but near Murphy s, Government Flat Comment
  CHSC109234  Epilobium campestre Robert Fischer 2012-6-3 1058 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit, adjacent to seasonal farm pond. 57 Comment
  JEPS122048  Epilobium campestre Lowell Ahart, John Dittes 2014-5-18 19519 Tehama About 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  CHSC57289  Epilobium canum subsp. latifolium L. P. Janeway 1984-9-17 1159 Tehama At edge of Mill Creek near Black Rock. 640 Comment
  CDA38078  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CHSC109233  Epilobium cleistogamum Robert Fischer 2012-6-3 1059 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit. 59 Comment
  JEPS118018  Epilobium cleistogamum Lowell Ahart, John Dittes 2011-6-9 17443 Tehama Rio De Los Molinos Land Grant. on the bottom of a small vernal pool, about 50 yards east of a large vernal pool, sand dune area, about 40 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  CHSC80402  Epilobium densiflorum Caroline Warren; Heidi West, Natalie Wight 1998-6-5 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 259 Comment
  JEPS117431  Epilobium densiflorum Lowell Ahart 2010-7-17 16882 Tehama On the south 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
  JEPS89958  Epilobium densiflorum Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10650 Tehama just s. of Battle Creek Manton Plains (s. of Spring Branch Rd. (Manton Rd.), adjacent to PG & E natural gas pipeline); Northern Sacramento Valley, Tuscan Buttes NE 7 1/2 Quad. 196 295 Comment
  UC726297  Epilobium densiflorum A. A. Heller 1941-7-29 16270 Tehama 7 mi w Chester (near Hwy <36?>) Comment
  JEPS95718  Epilobium foliosum Vernon H. Oswald and L. Ahart 1995-6-13 6866 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft. 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
  JEPS97229  Epilobium foliosum Vernon H. Oswald 1995-4-25 6691 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  RSA90800  Epilobium foliosum Milo S. Baker 1953-4-26 12574 Tehama 5 mi. W of Paskenta. Comment
  POM304457  Epilobium hallianum Alice Eastwood, John Thomas Howell 1941-7-9 9802 Tehama Government Flat Comment
  CHSC64978  Epilobium minutum Vernon H. Oswald; Lowell Ahart 1995-7-12 7037 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC77611  Epilobium minutum Heidi West; Caroline Warren, Jenny Marr 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 335 Comment
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  RSA181916  Epilobium oreganum Freed W. Hoffman 1949-7-19 3031 Tehama Regan Meadow. 1265 Comment
  SEINET10632310  Epilobium oreganum Hoffman 1949-7-19 HOFFMAN 3031 Tehama Reagan Meadow. 1245 Comment
  JEPS104296  Epilobium pallidum Lowell Ahart 2003-6-11 10247 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  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
  CHSC105502  Epilobium torreyi Lowell Ahart; John Dittes 2010-7-17 16866 Tehama On dry red rocky soil, near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC41016  Epilobium torreyi Pauleen Broyles 1982-5-6 553 Tehama The Nature Conservancy Vina Plains Preserve. .75 km s of Lassen Road in central pasture. 70 Comment
  CHSC64715  Epilobium torreyi Vernon H. Oswald; Lowell Ahart 1995-5-16 6724 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station no Hwy. 36, ca. 14 mi ne of Red Bluff. Collected W of Pool 20. 213 Comment
  CHSC66051  Epilobium torreyi Vernon H. Oswald; Lowell Ahart 1996-5-6 7509 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  JEPS38231  Epilobium torreyi W. L. Jepson 1938-6-10 18977 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  CAS-BOT-BC56969  Equisetum arvense John Thomas Howell 1960-8-18 36053 Tehama Bluff Falls 1981 Comment
  CHSC116661  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20696 Tehama On the south side of Deer Creek Trail, about 100 yards west of Big Leaf Pool, about 1-1/2 miles by trail to Highway 32. 883 Comment
  CHSC117725  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes 2016-8-25 21308 Tehama Banks of the dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC87812  Equisetum laevigatum Lowell Ahart 2004-6-11 11023 Tehama On the south edge of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  CHSC117644  Equisetum telmateia subsp. braunii Lowell Ahart; John Dittes 2016-8-24 21268 Tehama About 100 yards west 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
  SEINET11688671  Eragrostis cilianensis Unknown 1982-1 810 Tehama The Nature Conservancy Vina Plains Preserve, ca 50 m S of Lassen Road 66 Comment
  JEPS120789  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  RSA695400  Eragrostis pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama around cobbles, on a large gravel bar on the south side of Deer Creek, about 400 yards east of highway 99, bout 5 miles (air) southeast of Los Molinos. 61 Comment
  SEINET13709436  Eragrostis pectinacea Lowell William Ahart, Lowell William Ahart 2003-1 10604 Tehama 5 Air Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  JEPS127175  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2016-8-25 21286 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
  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
  CAS-BOT-BC294310  Ericameria nauseosa var. speciosa A. A. Heller 1941-7-29 16267 Tehama Five miles west of Lassen Camp on State Highway #36, edge of the canyon looking down into Battle Creek Comment
  JEPS29561  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-21 36311 Tehama 1/2 mi se of Sulphur Works; Lassen Volcanic National Park 2133 Comment
  UC196665  Ericameria nauseosa var. speciosa C. Hart Merriam and Vernon Bailey 1916-10-1 Tehama below top on s slope of Yollo Bollo (s Yollo Bollo) 152 Comment
  JEPS41559  Erigeron bloomeri Mr. H. W. Furlong, Mr. W. B. Greeley, Miss Mary Wilson, and Miss Anna Alexander 1901-1-1 Tehama between Merrill and Cottonwood Comment
  CHSC77724  Erigeron canadensis B. Castro; J. Marr 1999-8-11 1031 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek, and Long Gulch. 335 Comment
  JEPS76260  Erigeron compositus Todd Keeler-Wolf 1977-9-10 661 Tehama near summit Mt Linn; South Yolla Bolly Mountains 2459 Comment
  UC1075802  Erigeron divergens E. K. Balls and L. W. Lenz 1955-5-14 20720 Tehama 4.6 mi sw Payne's Creek (along State Hwy 36, Lake Almanor to Red Bluff); Lake Almanor, Red Bluff 487 Comment
  HSC70010  Erigeron greenei Thomas W. Nelson, Jane Nelson 1978-7-21 4442 Tehama Along Tedoc Rd., 10 mi. from junction with Hwy. 36, N side of Mt. Tedoc Comment
  CHSC81241  Erigeron inornatus var. inornatus L. J. Janeway; B. Castro 2001-6-5 7104 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 Comment
  JEPS29564  Erigeron inornatus var. inornatus John Thomas Howell 1960-8-20 36222 Tehama Morgan Morgan. Near Lassen Volcanic National Park 1219 Comment
  CHSC43604  Erigeron lassenianus var. lassenianus Vernon Oswald 1983-7-26 931 Tehama Calif. Hwy 36, 1.7 m w of Mineral. Beside road. 1493 Comment
  CHSC65045  Erigeron lassenianus var. lassenianus Vernon H. Oswald; Lowell Ahart 1995-7-17 7092 Tehama High Cascade Range. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  CHSC118406  Erigeron philadelphicus var. philadelphicus Tim Kask 2016-5-3 271 Tehama Antelope Cr. drainage, McClure Tr. seep. 10T 0599398/4458179 Comment
  JEPS97286  Eriodictyon californicum Vernon H. Oswald 1995-5-2 6706 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  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
  UCD119310  Eriodictyon lobbii Dean W. Taylor 1976-7-9 6060 Tehama Headwaters of Cub Cr. 1859 Comment
  CHSC35607  Eriogonum compositum var. compositum J. P. Smith; T. W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest. Wells Creek Camp. 1310 Comment
  UC1037406  Eriogonum compositum var. compositum Douglas Barbe 1955-7-21 226 Tehama w shore of Square Lake Square Lake 2103 Comment
  UC1245127  Eriogonum compositum var. compositum J. M. Tucker and L. K. Mann 1959-7-19 3550 Tehama ridge ca. 1/2 mi e summit of South Yolla Bolly Mountain 2377 Comment
  CAS-BOT-BC242621  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta - Covelo Road 457 Comment
  CHSC78887  Eriogonum dasyanthemum Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  HSC71873  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5801 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  HSC72229  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5861 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  JEPS102432  Eriogonum dasyanthemum Lowell Ahart 2001-6-8 8783 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET10858520 Image available Eriogonum libertini James L. Reveal 1978-7-19 Reveal 4788 Tehama Tehama Co. Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap, on a west facing serpentine slope in reddish soil associated with pine, oak, and manzanita. 1387 Comment
  CHSC79196  Eriogonum lobbii L. P. Janeway 2000-6-29 6846 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  JEPS56160  Eriogonum luteolum W. L. Jepson 1927-6-19 12257 Tehama on the lava fields a few mi w Tuscan Buttes Comment
  UC912849  Eriogonum luteolum var. luteolum Alice Eastwood Aug 22 1912-Aug 26 1912 1934 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  CHSC114574  Eriogonum nudum V. Long 1991-7-16 126 Tehama Shasta-Trinity National Forests, Yolla Bolla Ranger District. On summit of Round Mountain. 1760 Comment
  CHSC85012  Eriogonum nudum var. nudum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 803 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.2 air-mile east by northeast of Square Lake. 2144 Comment
  CHSC67272  Eriogonum roseum var. roseum James D. Jokerst; Jeri Donovan 1981-9-30 1497 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek. Comment
  CAS-BOT-BC269979  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-25 16893 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 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
  SBBG119891  Eriogonum spergulinum var. reddingianum L. Ahart 2003-8-23 10525 Tehama ca. 10 yards N of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  CHSC64983  Eriogonum strictum var. greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7040 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  HSC74829  Eriogonum strictum var. greenei J. P. Smith, Thomas W. Nelson 1978-7-22 10018 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  CHSC80679  Eriogonum tripodum Lowell Ahart 2001-6-14 8840 Tehama About 300 yards north of road M2, and north of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  JEPS13905  Eriogonum tripodum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5363 Tehama 8.4 mi n and w along lumber-truck road Paskenta 762 Comment
  JEPS96590  Eriogonum tripodum Dean W. Taylor 1997-5-29 16071 Tehama near Eagle Peak Lookout; 0.5 road miles south of the lookout 1097 Comment
  UC1731897  Eriogonum tripodum Dean W. Taylor 1997-6-6 16027 Tehama along rd. from Campbellville to Baccalla Cabin (Lassen Nat'l Forest, on n. side of ridge in Sulphur Creek drainage, ca. 50 ft below rim); Sierra Nevada (nSNF), Devils Parade Ground 608C 7 1/2 Quad. 1005 Comment
  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
  CHSC108076  Eriogonum vimineum B. Castro; L. P. Janeway 2000-6-11 1279 Tehama Inner North Coast Ranges. Ca 30 mi W of Red Bluff, on NE end of Raglin Ridge, ca 0.8 air mi N of Pepperwood Spring. Along Raglin Ridge Rd directly above Salt Creek and overlooking N Fork Elder Ck to the N. 701 Comment
  JEPS117399  Eriogonum vimineum Lowell Ahart, John Dittes 2010-10-4 17291 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS127147  Eriogonum vimineum Lowell Ahart, John Dittes 2016-8-24 21264 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  HSC95318  Eriophyllum lanatum var. achilleoides L. Snyder, B. Redfern, A. de Knijf 1999-4-17 47 Tehama Hwy. 36 200 Comment
  CHSC102456  Eriophyllum lanatum var. grandiflorum L. P. Janeway 2009-4-21 9829 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
  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
  CHSC78801  Eriophyllum lanatum var. grandiflorum Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS34483  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1899-4-30 14574 Tehama Red Bluff Comment
  JEPS34491  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1934-5-4 16623 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
  CHSC113317  Erodium botrys Lowell Ahart; John Dittes 2014-5-17 19501 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  JEPS61403  Erodium botrys Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) 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
  RSA290425  Eryngium articulatum Yusuf Sheikh 1972-6-18 539 Tehama Southwest of Tedock Mountain 1372 Comment
  CHSC64903  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1995-6-13 6853 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. 213 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
  UC764145  Eryngium castrense R. F. Hoover 1938-6-10 3585 Tehama 6 mi. s. Corning Comment
  UCD21119  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 295 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW006. Comment
  UCD77684  Eryngium castrense Robert E. Preston 2005-7-9 2362 Tehama Ca. 7 mi NE of Red Bluff, at Hog Lake. 264 Comment
  UCD77708  Eryngium castrense Robert E. Preston 2002-6-7 1813 Tehama 3 miles n of Dales, along Rd A6. 230 Comment
  UCD144171  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Comment
  UCD144174  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Comment
  SEINET12121961  Eryngium vaseyi var. vallicola Unknown 1982-1 798 Tehama The Nature Conservancy Vina Plains Preserve 62 Comment
  UC1034888  Erysimum perenne G. B. and R. P. Rossbach 1938-7 890 a & b Tehama just s Soda Spring; Lassen Volcanic Nat. Park Comment
  CHSC48996  Erythranthe breweri Vernon Oswald 1984-7-16 1599 Tehama E end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC65068  Erythranthe breweri Vernon H. Oswald; Lowell Ahart 1995-7-17 7093 Tehama Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  CAS-BOT-BC153874  Erythranthe glaucescens Ethel Wickes; Emmet Pendleton 1917-6-1 s.n. Tehama Red Bluff 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
  CHSC90417  Erythranthe guttata Niall McCarten; Roxanne Bittman 1986-6-14 5335 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  SEINET14046160 Image available Erythranthe guttata Gary A. Evans 1963-1 Tehama Soda Springs Campground. Approximately 40 miles northeast of Chico along Highway 32. 914 Comment
  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
  SEINET8380170  Erythranthe nasuta A. A. Heller 1914-4-29 11339 Tehama eight miles south of Vina, edge of Pine creek. Comment
  UCD167219  Erythronium citrinum var. citrinum John Gibson 2016-3-25 30 Tehama El Rancho Rio Frio, near Pettyjohn Rd, western Tehama County, Inner Coast Range ca 30 mi west of Red Bluff. Take Reeds Creek Rd west from Red Bluff. Comment
  SBBG57772  Erythronium purpurascens H. and M. Dearing 1938-6-23 206 Tehama 15 mi E of Mineral 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
  CHSC67259  Eschscholzia lobbii James D. Jokerst 1981-2-23 1249 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N. of Pine Creek. Comment
  JEPS51685  Eschscholzia lobbii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  CHSC80637  Euphorbia crenulata Lowell Ahart 2001-6-16 8871 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CHSC87320  Euphorbia oblongata Lowell Ahart 2004-4-15 10749 Tehama On the north side of Tehama Vina Road, about 100 yards north of the Railroad, about 200 yards east of the Sacramento River, in the town of Los Molinos. 57 Comment
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May 6 2010
  UCD32604  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  CHSC68979  Festuca idahoensis Vernon Oswald; Lowell Ahart 1997-7-7 8675 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  UCD66434  Festuca subulata R. Tofsrud 1947-7-1 249 Tehama Hwy 32. Comment
  CAS-BOT-BC447520  Fragaria virginiana var. platypetala C. R. Quick 1950-6-17 50 -26 Tehama Adjacent to Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest Comment
  SBBG26926  Frangula californica subsp. crassifolia C. B. Wolf 1937-9-6 Tehama Paskenta-Covelo Rd 609 Comment
  CAS-BOT-BC53826  Frangula californica subsp. tomentella Doris Kildale Gillespie 1930-5-9 9269 Tehama 10 miles east of Red Bluff on Susanville Road Comment
  HSC59877  Frangula californica subsp. tomentella J. P. Smith, J. O. Sawyer 1975-6-1 8176 Tehama Hwy. 36, 12 mi E of the John Tanner Bridge 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
  CAS-BOT-BC55736  Frangula rubra subsp. rubra D. Showers 1979-7-9 DS 4276 Tehama west facing ridge below Windy Point east of Ski Chalet, Lassen Volcanic National Park 2072 Comment
  UC1949133  Frasera speciosa Barbara Ertter with Brad Olson 1991-7-6 10425 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC77606  Fraxinus dipetala B. Castro 1999-6-10 973 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. On upland ridge. 310 Comment
  RSA21499  Fraxinus dipetala Carl B. Wolf 1937-5-15 8681 Tehama Inner North Coast Range. Mud Flat on Paskenta - Covelo Road. 610 Comment
  CAS-BOT-BC212401  Fremontodendron californicum Ella Dales Cantelow 1939-5-20 2693 Tehama 10.7 mi. W. of Mineral Comment
  CAS-BOT-BC212404  Fremontodendron californicum David D. Keck 1944-7-8 5457 Tehama 8 mi. E. of Payne Creek on plateau S. of South Fork of Battle Creek 975 Comment
  CAS-BOT-BC212966  Fremontodendron californicum A. A. Heller 1937-6-25 16163 Tehama Top of the Ridge several miles east of Payn's Creek. Comment
  HSC21360  Fremontodendron californicum R. Spellenberg 1964-6-18 470 Tehama 10 mi. SW of Mineral on Hwy 36 Comment
  RSA21709  Fremontodendron californicum Carl B. Wolf 1937-8-7 9069 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 8 mi above Paynes Creek PO 915 Comment
  UC1326248  Fremontodendron californicum Milo S. Baker Aug. 1-4 1947 11997 Tehama Mineral - Red Bluff Highway 457 Comment
  CHSC49443  Fremontodendron californicum subsp. californicum Vernon Oswald 1985-5-11 1752 Tehama Hwy 32 6 mi e of Paynes Creek. 914 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
  OBI76946  Fremontodendron californicum subsp. californicum Anthony Baniaga 2011-6-12 349 Tehama CDFG: Tehama State WildlifeArea. Near intersection of Plum Crk Rd (202) and High Trestle Rd (28N23). Finley Butte quad. T28N R1E sec 9 NE of NE 785 Comment
  CHSC55305  Fritillaria affinis L. P. Janeway 1991-3-28 3860 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 137 Comment
  CAS-BOT-BC136055  Fritillaria affinis Flower Show s.n. Tehama Red Bluff Comment
  CHSC88658  Fritillaria eastwoodiae Linnea Hanson 1990-4-23 337 Tehama Lassen National Forest. East of Manton. 457 Comment
  CHSC40845  Fritillaria pluriflora Pauleen Broyles 1982-3-12 330 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  RSA90808  Fritillaria purdyi H. K. Wagnon 1953-5-10 s.n. Tehama West of Paskenta on logging road near 10 miles post. Comment
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Jun 10 2012
  CHSC101195  Fritillaria recurva L. P. Janeway 2009-4-4 9707 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CHSC68570  Fritillaria recurva Vernon H. Oswald 1997-5-9 8409 Tehama Deer Creek Canyon at the bridge (8-69) between Potato Patch and Alder Creek campgrounds. 1143 Comment
  CHSC75321  Fritillaria recurva Vernon H. Oswald; Lowell Ahart 1999-4-21 9697 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 822 Comment
  CAS-BOT-BC508141  Fritillaria recurva A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  RSA113181  Fritillaria recurva E. K. Balls, Lee W. Lenz 1955-5-14 20719 Tehama State Highway 36, 1 mile west of Childs Meadows, Lake Almanor to Red Bluff 1067 Comment
  UCD139680  Fritillaria recurva Shawn Gleason 1974-4-29 2 Tehama 9.1 miles west of junction of Highway 35 and 89 on Highway 32, 20 feet from creek. 1100 Comment
  HSC71844  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5850 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  SBBG27415  Galium ambiguum subsp. ambiguum A. Eastwood, J. T. Howell 1941-7-9 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC64989  Galium ambiguum var. ambiguum Vernon H. Oswald; Lowell Ahart 1995-7-12 7041 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC79205  Galium ambiguum var. ambiguum L. P. Janeway 2000-6-29 6841 Tehama Northern High Sierra Nevada. Volcanic promontory on south edge of the top of Crystal Peak. 2110 Comment
  CHSC85306  Galium ambiguum var. ambiguum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 806 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern edge of Mt. Linn; ca. 0.4 air-mile east of Square Lake, along trail. 2118 Comment
  CHSC48879  Galium aparine Vernon Oswald 1988-6-27 3527 Tehama Trail between Ides Cove Trailhead and 25N16 along the E side of the Yolla Bolly - Middle Eel Wilderness W of Paskenta. 2133 Comment
  CHSC64558  Galium aparine Vernon Oswald; Lowell Ahart 1995-4-3 6595 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. On top of the basalt ridge crossing the NW corner of the reserve. 201 Comment
  JEPS122011  Galium aparine Lowell Ahart 2014-5-8 19444 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  UC2031494  Galium bifolium Barbara Ertter with Brad Olson 1991-7-6 10413 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  JEPS52688  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3998 Tehama just s Round Mountain (w of Paskenta) 1143 Comment
  UCD80731  Galium bolanderi CNPS SN Foothill Team 2005-6-22 SNNR 0388 Tehama USFS, Lassen National Forest. 955 Comment
  CHSC105741  Galium boreale subsp. septentrionale David Isle 1992-9-1 1793 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Adjacent Road 23N25, N. aspect below Sugar Springs Campground. Comment
  JEPS29540  Galium grayanum John Thomas Howell 1960-8-19 36135 Tehama Brokeoff Mountain trail Lassen Volcanic National Park 2438 Comment
  CHSC82127  Galium grayanum var. grayanum L. P. Janeway 2001-7-29 7405 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  RSA0005747  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain. 2348 Comment
  CHSC55277  Galium porrigens var. tenue L. P. Janeway 1991-4-18 3907 Tehama Battle Creek Wildlife Area. On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Q 149 Comment
  CHSC64991  Galium porrigens var. tenue Vernon H. Oswald; Lowell Ahart 1995-7-12 7005 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. 950 Comment
  SBBG7314  Galium sparsiflorum H. and M. Dearing 1938-6-21 Tehama Deer Crk Cyn, ca. 5 mi N of Loma [Lomo] 1219 Comment
  JEPS113309  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. Comment
  RSA718783  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km NE of the upper northern tip of Cohasset Ridge. 1109 Comment
  UCR130074  Galium trifidum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6899 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
  JEPS108941  Galium trifidum var. pacificum Lowell Ahart 2006-11-9 13263 Tehama Near a bog on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  RSA724867  Galium trifidum var. pacificum L. Ahart 2006-9-9 13263 Tehama On the E side of the dirt road. About 150 yards E of Colby Creek. About 2 miles (air) SE of Colby Mountain. About 5 miles (air) NE of Butte Meadows. 1526 Comment
  CHSC24705  Garrya congdonii J. R. Nelson 1976-3-6 11 Tehama Ca. 10 mi w of Paskenta at Mud Flat Camp. 487 Comment
  CHSC77582  Garrya congdonii B. Castro; L. P. Janeway, J. Witzman, B. Hendrickson 1999-5-19 896 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 342 Comment
  CHSC86550  Garrya congdonii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  HSC72226  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-23 5864 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  RSA90467  Garrya flavescens subsp. congdonii H. K. Wagnon 1953-5-10 12611 Tehama Below logging road west of Paskenta ca. ten miles. Comment
  CHSC66125  Gastridium phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7478 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along a drainage flowing in a northeasterly direction from the SW corner of the reserve. 106 Comment
  UC1299435  Gayophytum Freed W. Hoffman 1947-6-23 1595 Tehama near Government Flat; North Coast Ranges 796 Comment
  RSA0123885  Gayophytum diffusum subsp. diffusum L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16319 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
  UCD103603  Gayophytum diffusum subsp. diffusum H. Lewis; M. Lewis 1962-8-15 1323 Tehama Hwy. 36 at the junction with the road to Mill Creek, south of Mount Lassen. 1463 Comment
  UCD104378  Gayophytum heterozygum Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6851 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS87128  Gentiana newberryi Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13203 Tehama near Plumas County line (e slope of Mt. Conard, in the head of unnamed creek draining to Spencer Meadow); Sierra Nevada, Mt. Conard, Reading Peak 7.5' USGS Quad. 2392 Comment
  CHSC69165  Gentiana newberryi var. tiogana Vernon H. Oswald 1997-8-13 8814 Tehama Wilson Lake north of Hwy. 36 ca. 3.5 airmi east of Childs Mdws. Meadow bordering the northwest side of the lake. 1607 Comment
  CHSC63222  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  UC878598  Gentianopsis simplex Alice Eastwood Aug 22 1912-Aug 26 1912 1890 Tehama Lassen Butte Region, Battle Creek meadows Comment
  HSC74860  Gilia capitata J. P. Smith, Thomas W. Nelson 1978-7-22 10029 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS69519  Gilia capitata subsp. capitata J. W. Blankinship 1911-4-25 Tehama Red Bluff 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
  CHSC57483  Gilia tricolor Jean A. Graham 1988-4-10 15 Tehama Ca. 30 mi ne of Orland, n side of Round Valley Rd. 2 mi w of Mendocino National Forest boundary. 377 Comment
  UCR11252  Gilia tricolor Wm. Horn Jr. 1967-4-9 670409 2 Tehama Adobe Rd., 3 mi north of Wm. B. Ide Adobe [State Park, Red Bluff] 122 Comment
  CHSC117152  Githopsis specularioides Lowell Ahart; John Dittes 2016-6-22 21041 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  SEINET10464590  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama Howard Wurlitzer Ranch, north side of Zimmershed Creek, about 2 air miles east of Meridaian Road, about 11 air miles north of Chico. T24N R1E SW 1/4 Sec 28 122 Comment
  CHSC83077  Glinus lotoides Lowell Ahart 2002-11-5 10017 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS116116  Glyceria borealis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16344 Tehama On wet dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mi 1493 Comment
  CHSC88275  Glyceria declinata Lowell Ahart; Samantha Mackey 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
  CAS-BOT-BC282735  Glyceria elata Alice Eastwood; John Thomas Howell 1971-7-9 9781 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC60476  Glyceria elata Mary Ann Showers 1992-6-26 2595 Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CDA4146  Glycyrrhiza glabra S. T. Ancell 1946-6-24 Tehama 0 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
  CHSC66186  Gnaphalium palustre Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .3 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the old bridge site. 103 Comment
  HSC74963  Gnaphalium palustre J. P. Smith, Thomas W. Nelson 1979-6-24 10186 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  JEPS76639  Gnaphalium palustre L. R. Heckard 1972-6-18 2987 Tehama sw of Tedoc Mt. 1371 Comment
  CHSC115822  Goodyera oblongifolia Lowell Ahart; John Dittes 2015-8-5 20482 Tehama East side of Child's Meadow, 10 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
  CHSC94553  Goodyera oblongifolia Lowell Ahart 2006-9-9 13262 Tehama Near a bog, about 75 yards east of the dirt road, about 220 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  SDSU673  Goodyera oblongifolia Ernie Moore 1942-8-19 Tehama Big Smokey Creek Comment
  CHSC54019  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1991-5-9 4560 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  JEPS97206  Gratiola ebracteata Vernon H. Oswald 1995-4-3 6572 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
  UC1586625  Gratiola ebracteata Vernon H. Oswald and Lowell Ahart 1991-5-9 4560 Tehama ca 0.5 mi sse of the entrance kiosk Paynes Creek Recreation Area (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, ca 6.5 mi nne of Red Bluff); Sacramento River, Paynes Creek Recreation Area 112 Comment
  RSA14127  Gratiola ebracteata Elmer I. Applegate 1928-4-25 5385 Tehama Between Orland and Corning. Comment
  CHSC64818  Grindelia hirsutula var. davyi Vernon H. Oswald 1995-6-4 6830 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of Manton Rd. just s of Inks Creek Rd. 213 Comment
  JEPS54075  Guillenia lasiophylla W. L. Jepson 1934-5-5 16633 Tehama Beegum, w Tehama County Beegum Comment
  RSA123544  Hackelia amethystina G. D. Barbe 1955-7-22 240 Tehama About 0.5 mile from the Jeep road, west of Oven Lid, on the trail to Square Lake. 2073 Comment
  UC1299482  Hackelia amethystina Freed W. Hoffman 1947-6-23 1637 Tehama western Government Flat; North Coast Ranges 796 Comment
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Jun 20 2007
  CHSC95203  Hackelia californica R. D. Fischer 2005-6-26 859 Tehama Childs Meadow. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 32 in upper Deer Creek Meadows. Plants growing in brushy opening east of Gurnsey Creek. 1399 Comment
  JEPS67935  Hackelia nervosa Jos. Grinnell 1928-6-8 Tehama 4 mi n of Mineral 1828 Comment
  CHSC43927  Harmonia stebbinsii Vernon Oswald 1988-5-12 3302 Tehama M2 (23N01) 9.8 mi (odometer) w of Paskenta. 896 Comment
  JEPS105869  Harmonia stebbinsii Lowell Ahart 2004-4-29 10804 Tehama ca. 1/4 mi N of an unnamed lake, along Nomalaki Trail, ca. 1 mi by trail NW of Dead Rabbit Lake, ca. 1 3/4 mi NW of Bowers Creek, ca. 2 1/2 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 476 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
  JEPS76680  Hastingsia alba L. R. Heckard 1972-6-18 2982 Tehama n Tedoc Mountain (along Wells Creek); Wells Creek 883 Comment
  UCD138404  Hastingsia alba Alan A. Beetle 1941-6-27 2755 Tehama 1 mile south of junction Route 32 and 36, 13 miles west of Chester, open meadow, seepage associated with Camassia, Habenaria. 1219 Comment
  CAS-BOT-BC302447  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CHSC104746  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 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
  CHSC107252  Hedypnois cretica Lowell Ahart; John Dittes 2011-6-9 17462 Tehama In shade under steep bank on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC90876  Helenium bigelovii D. Isle 1995-6-20 209 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Camp (23N35A). 658 Comment
  OBI55506  Helenium bigelovii David J. Keil, Kathleen Keil 1992-7-25 23595 Tehama Lassen NF along hwy 89. 0.8 mi S of Lassen Volcanic Natl Park S boundary Comment
  CHSC77535  Helenium puberulum Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  SEINET11848994  Helianthella californica Unknown 1936-1 13333 Tehama along Hwy 99 S of Red Bluff Comment
  JEPS13951  Helianthella californica subsp. nevadensis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5346 Tehama flattish ridge top about 20 mi n Paskenta; Mendocino National Forest 1920 Comment
  CHSC60319  Helianthella californica var. nevadensis Mary Ann Showers 1992-6-28 2633 Tehama Lassen Volcanic National Park. Ridge east of Sulphur Works Entrance Station east of and above West Sulphur Creek. 1950 Comment
  CAS-BOT-BC314821  Helianthella californica var. nevadensis Milo S. Baker 1955-6-25 13061 Tehama Above Whittock Camp, Mendocino National Forest 1524 Comment
  CHSC101967  Helianthus bolanderi J. Lacey 1982-4-27 325 Tehama 335 Comment
  UCD132910  Helianthus bolanderi Brad D. Schafer 2005-7-29 165 Tehama 6.5 km south west of Manton, CA 0.5 km north of Manton road near the Eagle Canyon Canal. Comment
  CDA6536  Helianthus ciliaris Margaret Bellue Apr 1937 Tehama Tyler, 3 1/2 miles from Red Bluff. Near railroad tracks. 0 Comment
  UC1731301  Helianthus exilis Dean W. Taylor 1997-6-13 16069 Tehama About 7 road mi w from Paskenta (in vicinity of Beehive Flat, Toomes Camp Road (Forest Road M2)); Inner North Coast Ranges, Toomes Camp Road 685 Comment
  HSC3683  Heliotropium curassavicum var. oculatum Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. Comment
  CHSC84616  Heliotropium europaeum Lowell Ahart; John Dittes 2003-9-17 10583 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
  RSA756431  Heliotropium europaeum Barbara Ertter 1991-5-18 9864 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  UCD119456  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  UCD119466  Heliotropium europaeum A. A. Seawright; T. C. Fuller and G. D. Barbe 1985-5-30 4231 Tehama Moya property, Redbank Road west of Red Bluff. Comment
  CHSC80596  Hemizonia congesta subsp. clevelandii Lowell Ahart 2001-6-8 8762 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC81244  Hemizonia congesta subsp. clevelandii Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 Comment
  CHSC51998  Hemizonia congesta subsp. luzulifolia Pauleen Broyles 1987-11-4 1094 Tehama The Nature Conservancy Vina Plains Preserve. Along Sheep Camp Ditch, in central pasture. Comment
  RSA201456  Herniaria hirsuta subsp. cinerea J. T. Howell 1960-7-24 36000 Tehama Dry roadside; Paynes Creek. 564 Comment
  CAS-BOT-BC388508  Herniaria hirsuta var. cinerea John Thomas Howell 1955-6-12 30314 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  CHSC48461  Hesperochiron pumilus Vernon Oswald 1986-3-27 1060 Tehama Belle Mill (Hogsback) Rd. 1.2 mi w of Finley Lake, 0.1 mi e of Lassen National Forest boundary. 792 Comment
  CHSC78855  Hesperolinon disjunctum Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
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Sep 28 2008
  UC1212496  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4024 Tehama Paskenta-Colyer Springs 0.7 mi outside Mendocino National Forest (1 mi below Franklin Point and 29 mi nw of Paskenta); Inner North Coast Ranges 914 Comment
  CHSC80394  Hesperolinon micranthum Caroline Warren; Joyce Lacey-Rickert, Natalie Wight 1998-7-2 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 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
  CAS-BOT-BC167466  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama South-west of Paskenta on Covelo-Paskenta road 3 m. within Mendocino National boundary and 0.5 m. below Mud Flat 609 Comment
  CAS-BOT-BC167467  Hesperolinon tehamense Herbert L. Mason 1947-5-18 s.n. Tehama Paskenta Grade, southern Comment
  HSC97148  Hesperolinon tehamense L. Ahart 2004-6-30 11150 Tehama 9 mi. W of Paskenta, E side of Rd. M2 883 Comment
  JEPS101970  Hesperolinon tehamense Dean W. Taylor 1997-6-5 16034 Tehama Beehive Flat, Toomes Camp Road (Forest Road M2); 7 road miles west of Paskenta 701 Comment
  JEPS105868  Hesperolinon tehamense Lowell Ahart 2004-4-29 10808 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  RSA756365  Hesperolinon tehamense Barbara Ertter, Brad Olson 1991-7-4 10202 Tehama Toomes Camp Road (Mendocino FR 23N01) 7 miles west of Paskenta, ca. 23 air miles west 610 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
  CHSC108584  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-6-15 1297 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 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
  RSA755375  Heterocodon rariflorum L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16311 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
  RSA67196  Heterocodon rariflorum P. A. Munz 1951-7-25 16869 Tehama 1 mile E of Square Lake. Comment
  CAS-BOT-BC312341  Hieracium albiflorum John Thomas Howell 1960-8-18 36033 Tehama Bluf Falls near Lassen Volcanic National Park 1981 Comment
  JEPS87527  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UC1299271  Hieracium greenei Freed W. Hoffman 1949-7-21 3059 Tehama Tedoc Gap; North Coast Ranges Comment
  UC1609232  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CHSC64820  Hirschfeldia incana Vernon H. Oswald 1995-6-4 6827 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. 213 Comment
  SEINET249868 Image available Holcus lanatus Gravenhorst 1967-9-15 87 Tehama 10 miles west of Red Bluff. 152 Comment
  CAS-BOT-BC149916  Holodiscus discolor P. A. Munz 1951-7-27 16969 Tehama South base of South Yolla Bolly Mts. 2225 Comment
  CHSC68962  Holodiscus discolor Vernon Oswald; Lowell Ahart 1997-7-7 8670 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. Near a large hillside seep. 1676 Comment
  JEPS95108  Holodiscus discolor Vernon Oswald and Lowell Ahart 1997-7-7 8670 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Wilderness on FR 27N06); Yolla Bolly Wilderness 1676 Comment
  CHSC118585  Holodiscus discolor var. glabrescens L. P. Janeway 2016-9-6 12170 Tehama High North Coast Ranges. Saddle 2.3 air-km west of North Yolla Bolly; Pettyjohn Meadow. 2170 Comment
  CHSC44301  Hordeum brachyantherum subsp. californicum V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3373 Tehama M2 (23N01) 9.4 mi (odometer) w of Paskenta. 853 Comment
  CHSC64580  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1995-4-3 6568 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Drainage ditch bordering the road between the airstrip and the w boundary (w of the Old Hwy. Pool). 213 Comment
  UCD85889  Hordeum marinum subsp. gussoneanum 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
  UCD85928  Hordeum murinum subsp. glaucum A. A. Beetle 1942-5-19 3304 Tehama 10 miles W of Red Bluff. Comment
  CHSC87904  Horkelia californica subsp. dissita Lowell Ahart 2004-6-11 11038 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  CHSC48852  Horkelia fusca subsp. tenella Vernon Oswald 1985-6-10 1818 Tehama Near the w end of Wilson Lake. Meadow. 1609 Comment
  JEPS44549  Horkelia tridentata Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  SBBG2957  Horkelia tridentata H. and M. Dearing 1938-6-22 2085 Tehama Deer Crk 1219 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
  CHSC83645  Horkelia tridentata subsp. tridentata L. P. Janeway 2001-6-24 7219 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
  CHSC117736  Horkelia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21355 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  CHSC68947  Hosackia oblongifolia var. oblongifolia Vernon Oswald; Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC68584  Hosackia pinnata Vernon H. Oswald; Lowell Ahart 1997-5-14 8418 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek, at a low-water corssing of the North Fork Antelope Creek. 938 Comment
  JEPS102418  Hosackia stipularis var. ottleyi Lowell Ahart 2001-6-16 8857 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
  RSA66369  Hydrophyllum occidentale P. A. Munz 1951-7-26 16947 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 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
  JEPS95720  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  CAS-BOT-BC401278  Hypericum perforatum John Thomas Howell 1960-8-20 36242 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC401326  Hypericum scouleri P. A. Munz 1951-7-26 16912 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CHSC96652  Hypochaeris glabra Lowell Ahart 2007-5-8 13726 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS36531  Hypochaeris glabra Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta; Paskenta-Covelo Road Comment
  CHSC83316  Hypochaeris radicata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  UCSB63866  Idahoa scapigera Oswald, Vernon; Ahart, Lowell 1996-3-6 Tehama BLM parcel; T28N R3W SE1/4 Sec. 13,780 ft., Cascade Range Foothills; near the Jeep Trail running along the N side of a ridge, ca. 1.5 mi WSW of the parking lot at Hog Lake Plateau Comment
  SD58425  Ipomopsis aggregata Joseph Grinnell 1925-7-27 Tehama Open slopes near Brokeoff Mountain. Comment
  HSC75402  Iris macrosiphon J. O. Sawyer 1980-6-20 3568 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  HSC82139  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1979-6-25 4931 Tehama Along FS Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CHSC57791  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1992-4-21 4921 Tehama Finley Lake on Hogsback Rd. (Forest Rd. 28N24), ca. 5.5 mi (air) SE of Paynes Creek. 850 Comment
  CHSC55298  Juncus acuminatus L. P. Janeway 1991-6-15 4016 Tehama Battle Creek Wildlife Area. Along water ditch ca 600 ft south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Comment
  CHSC65071  Juncus articulatus Vernon H. Oswald; Lowell Ahart 1995-7-17 7077 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. S side of Inks Creek Rd. 213 Comment
  CHSC102897  Juncus articulatus subsp. articulatus Peter F. Zika 2008-7-14 23899 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  CHSC88237  Juncus balticus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11186 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CDA33216  Juncus balticus var. balticus L. Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road. about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 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
  CHSC105522  Juncus effusus subsp. pacificus Lowell Ahart; John Dittes 2010-7-17 16864 Tehama On damp red soil, seep, about 20 yards east of the east 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
  UC1600460  Juncus ensifolius J. D. Sinclair Jul 1928 Tehama Circle South Ranch 1524 Comment
  HSC70002  Juncus ensifolius Thomas W. Nelson, Jane Nelson 1978-7-21 4445 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CHSC94325  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 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
  CHSC102647  Juncus laccatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC54024  Juncus leiospermus var. leiospermus Vernon H. Oswald; Lowell Ahart 1991-5-9 4555 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On a track on the north side of a newly constructed pond ca. 0.5 mi southeast of the entrance kiosk. 112 Comment
  UC1586611  Juncus leiospermus var. leiospermus Vernon H. Oswald and Lowell Ahart 1991-5-9 4555 Tehama Paynes Creek Recreation Area located 1.5 mi ne of the Bend Bridge over the Sacramento River (6.5 mi nne of Red Bluff, 0.5 mi se of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  HSC101155  Juncus marginatus P. F. Zika 2011-7-4 25507 Tehama W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek 320 Comment
  JEPS121387  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama W side of Wildcat Road, 0.4 road miles S of bridge over Battle Creek Comment
  UC1019532  Juncus mertensianus Louise Kellogg 1952-7-11 19 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  JEPS75799  Juncus mertensianus Todd and Virginia Keeler-Wolf 1973-7-16 503 Tehama Long Lake Yolla Bolly Mountains 2164 Comment
  RSA718740  Juncus nevadensis L. Ahart 2006-7-25 13078 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  CHSC105156  Juncus occidentalis Peter F. Zika 2008-7-14 23903 Tehama Routes 36 and 89, c. 4 air km WNW of Wilson Lake; yellow pine forest over volcanics (Cascade Range Highlands CaRH) 1515 Comment
  CDA34186  Juncus orthophyllus L. Ahart, J. Dittes 2010-7-17 16885 Tehama On the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, 2.8 miles (air) north of Highway 36. Comment
  CDA39257  Juncus tenuis G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2670 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. 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
  UC1026394  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 mi s Corning Comment
  CHSC79382  Juncus xiphioides B. Castro; C. Warren 2000-4-13 1075 Tehama Vicinity of Orland, W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  UCSC000126  Juncus xiphioides H. S. Yates 1936-8-12 6092 Tehama near Mineral Summit Mineral Summit - Pay<?>es creek 1857 Comment
  CAS-BOT-BC85360  Juniperus californica H. E. McMinn 1922-7-1 275 Tehama Along road between Begum & Rosewood, along Dry Creek Comment
  CHSC78052  Juniperus californica Alexsis Davie; K. Schierenbeck 1999-5-7 50 Tehama Dye Creek Preserve, off of Hwy 99. 106 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
  UCR164305  Juniperus californica Maile Neel 2000-4-29 H- 01 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  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
  UCD80782  Keckiella corymbosa CNPS SN Foothill Team 2005-6-21 SNNR 0345 b Tehama USFS, Lassen National Forest, adjacent to Mill Creek. 653 Comment
  CAS-BOT-BC237818  Keckiella lemmonii John Thomas Howell 1943-8-8 19207 Tehama Log Spring Ridge Comment
  CDA41413  Keckiella lemmonii L. Ahart 2004-6-11 11029 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC77796  Keckiella lemmonii B. Castro; L. P. Janeway 1999-6-10 979 Tehama About 18 air miles SW of Red Bluff, vicinity of the confluence of Dry Creek with Red Bank Creek. 295 Comment
  UC2027781  Keckiella lemmonii Barbara Ertter 1991-9-2 10795 Tehama Paskenta Round Valley road (Route M4 over Mendocino Pass) 8.0 mi W of Newville Road junction, ca. 7 air miles SW of Paskkenta Comment
  UC1562666  Kickxia elatine Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama w of Orland (s side of nw arm of Black Butte Lake); Black Butte Lake 152 Comment
  CHSC30552  Koeleria phleoides J. D. Jokerst 1980-4-13 580 Tehama Wurlitzer Ranch. 137 Comment
  CHSC41053  Koeleria phleoides Pauleen Broyles 1982-4-28 477 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UC1019886  Koeleria phleoides Milo S. Baker 1953-4-25 12527 Tehama along Crane Co. lumber rd about 2 mi w Paskenta Comment
  JEPS124048  Kyhosia bolanderi Lowell Ahart, John Dittes 2015-8-5 20453 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UC830821  Kyhosia bolanderi Alice Eastwood Aug 22 1912-Aug 26 1912 1867 Tehama Morgan Springs; Lassen Butte Region Comment
  CHSC40522  Lactuca saligna Pauleen Broyles 1982-7-7 782 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CAS-BOT-BC341376  Lagophylla glandulosa Louis C. Wheeler 1935-5-23 3520 Tehama 9 mi. E Newville on Orland-Newville Road 121 Comment
  CAS-BOT-BC341377  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC77310  Lagophylla glandulosa Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  CHSC79956  Lagophylla glandulosa L. P. Janeway; B. Castro 2000-6-19 6806 Tehama Vicinity of Thomes Creek, Bowers Creek and Bennett Creek. 316 Comment
  UC89189  Lagophylla glandulosa T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  RSA93137  Lagophylla glandulosa Milo S. Baker, H. K. Wagnon 1953-5-31 12702 Tehama Roadside a mile or so east of Paskenta Comment
  UC1606328  Lagophylla glandulosa Barbara Ertter, Brad Olson 1993-5-15 11791 Tehama N of Red Bluff (Jellys Ferry Road 6 mi NNE of Int Hwy 5) 121 Comment
  CHSC78807  Lagophylla minor Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  JEPS19935  Lagophylla minor W. L. Jepson 1899-4-25 Tehama Stivers' Ranch, w Tehama County Comment
  SD74668  Lagophylla ramosissima Helen V. Witham 1969-10-4 541 Tehama Blue Tent Creek at confluence with Sacramento River. 130 Comment
  CHSC4041  Lamium amplexicaule D. F. Johnson 1967-5-3 25 Tehama Scattered in residence yard ca. 150 yds north of Johnson Rd. ca. 10.5 mi. west of Red Bluff. 170 Comment
  CHSC65792  Lamium amplexicaule Vernon H. Oswald; Lowell Ahart 1996-4-8 7330 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the edge of Paynes Creek near its mouth on the Sacramento River. 85 Comment
  RSA586004  Lasthenia californica Adree M. Desrochers 1989-4-3 425 Tehama Near Red Bluff. Along Road 36, 4.3 km E of intersection 99/36. Comment
  CHSC64500  Lasthenia californica subsp. californica Vernon H. Oswald; Lowell Ahart 1995-4-3 6560 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the junction of the old highway and the unimproved road s of the Old Hwy. Pool. Throughout the reserve. 216 Comment
  JEPS21629  Lasthenia californica subsp. californica Rimo Bacigalupi with Dr. and Mrs. H. L. Mason Apr 22 1958-Apr 23 1958 6288 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 82 Comment
  UCD133661  Lasthenia californica subsp. californica Joseph M. DiTomaso 1976-3-28 375 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC64598  Lasthenia fremontii Vernon H. Oswald; Lowell Ahart 1995-4-17 6650 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  CHSC66106  Lasthenia fremontii Vernon H. Oswald; Lowell Ahart 1996-4-29 7479 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. At the S boundary ca. 0.2 mi W of the farm pond. 106 Comment
  UCD18757  Lasthenia fremontii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 50 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
  JEPS105680  Lasthenia fremontii L. P. Janeway 2002-4-23 7516 Tehama Inner North Coast Ranges; low rise between Morrison Bryant Road and the flats on the S side of North Fork Stony Creek, 0.2 mi W of the edge of Black Butte Creek 149 Comment
  CHSC77312  Lasthenia glaberrima Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 237 Comment
  JEPS88500  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-23 7426 Tehama BLM parcel along Hwy 36 ne Red Bluff (vernal pool w of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 262 Comment
  CHSC102241  Lasthenia gracilis L. P. Janeway; B. Castro 2009-4-25 9771 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  RSA614439  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy 99W, 6 miles S of Corning. Comment
  CHSC115225  Lathyrus angulatus B. Castro; J. Nishida 2013-5-15 1996 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi Wof the town of Gerber. In disturbed open area W of the railroad tracks and Eof the Tehama-Colusa Canal, on flat to undulating grassland between vernal pools and swales. 74 Comment
  CHSC55692  Lathyrus nevadensis K. R. Stern 1986-5-21 8315 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC82163  Lathyrus polyphyllus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4921 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CDA8131  Layia chrysanthemoides Vernon H. Oswald & Lowell Ahart 1998-4-27 8982 Tehama Vestal Road, 3.8 miles south of Highway 36 between Red Bluff and Platina. Comment
  HSC68164  Layia fremontii J. P. Smith, J. O. Sawyer 1973-4-14 6067 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  JEPS39114  Layia fremontii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  UCR11247  Layia fremontii Wm. Horn Jr. 1967-4-9 670409- 04 Tehama Jelly's Ferry Road, 6 mi. NE of intersection with Hwy I-5, c. 7 miles NE of Red Bluff 122 Comment
  HSC85941  Layia fremontii Susan Carter, Eric May, Sarah McNaull 1987-3-28 92 Tehama 10 mi. E of Red Bluff, Rte. 36, mile marker 51 Comment
  HSC90017  Layia fremontii Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 28 Tehama Hwy. 36, 4 mi. W of Road A6 274 Comment
  UC894092  Layia platyglossa A. A. Heller 1914-4-29 11331 Tehama 8 mi s of Vina; Pine Creek Comment
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Jul 7 2009
  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
  JEPS66636  Ledum glandulosum J. W. Grinnell 1925-7-15 Tehama Mineral 1463 Comment
  RSA692613  Legenere limosa D. W. Taylor 1995-5-12 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC59189  Lemna turionifera Vernon H. Oswald 1992-9-9 5206 Tehama Lassen Volcanic National Park. Ca. 0.2 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. In a streamlet in a meadow. 2011 Comment
  CHSC117171  Lepidium campestre Lowell Ahart; John Dittes 2016-6-22 21035 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  CHSC115501  Lepidium latifolium B. Castro 2014-5-19 2004 Tehama Sacramento Valley. Ca 1.85 mi NNW of Woodson Bridge over the Sacramento River, ca. 0.2mi E of Kopta Slough along N edge of Foster Rd. 57 Comment
  CHSC40701  Lepidium nitidum Pauleen Broyles 1982-3-23 342 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  HSC49143  Lepidium nitidum J. O. Sawyer, R. J. Cole 1979-3-11 3332 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  CHSC33189  Lepidium strictum R. E. Preston 1981-4-13 94 Tehama Along sides of dirt road, Wurlitzer Ranch, ca. 11 mi n of Chico. 146 Comment
  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
  CHSC41095  Leptochloa fusca subsp. fascicularis Pauleen Broyles 1982-5-10 559 Tehama 400 m to nw of barn, e of Hwy. 99. 60 Comment
  CHSC82294  Leptosiphon bolanderi Lowell Ahart 2002-4-27 9568 Tehama On the side of a wash, on the north side of Road M2, about 50 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC68593  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1997-5-14 8448 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
  HSC73399  Leptosiphon ciliatus L. Sieburth, B. Potter, Susan Ahrens 33 Tehama 671 Comment
  RSA90632  Leptosiphon ciliatus Milo S. Baker 1953-6-21 12770 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  UCSB63937  Leptosiphon ciliatus Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N, R3W, SE1/4, NW1/4, Sect. 13; Cascade Range Foothills; above Paynes Creek 152 Comment
  UC2042990  Leptosiphon harknessii Barbara Ertter with Brad Olson 1991-7-6 10379 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca. 30 air miles W of Corning. Comment
  RSA93379  Leptosiphon latisectus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskentia near 10 mile post Comment
  UCD118971  Leptosiphon nuttallii S. P. Lynch 1973-6-9 296 Tehama on Tedoc Gap Road, around west side of Tedoc Mountain. 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
  CHSC79794  Leptosiphon parviflorus Todd Bouchier; Kathleen Gifford, Cameron Williams 1999-4-17 15 Tehama Beegum Gorge, south side of Highway 36 along road edge. 429 Comment
  HSC1832  Leptosiphon pygmaeus Larry Berti 1969-3-19 27 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  RSA121621  Lesquerella occidentalis G. D. Barbe 1955-7-16 183 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  JEPS13256  Lesquerella occidentalis subsp. occidentalis Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5322 Tehama e summit of Mt. Linn (exposed ridge-top of Yolla Bolly Mountain); South Yolla Bolly Mountain 2346 Comment
  JEPS124402  Lessingia nana Lowell Ahart, John Dittes 2015-6-22 20249 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CHSC77545  Lessingia nemaclada Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 289 Comment
  RSA795523  Lessingia nemaclada L. P. Janeway 2010-9-12 10213 Tehama High North Coast Ranges. SSE sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  SEINET11262186  Lessingia nemaclada Robert L. Johnson, Mikel R. Stevens 2015-7-10 3947 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  UCD134090  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 miles west of Mineral. 1219 Comment
  UCSB25962  Lessingia nemaclada Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Howell Saddle, 23.8 miles northwest of Paskenta Yolla Bolly Mtns. 1889 Comment
  UC1287455  Lessingia virgata Willard Spence 1962-7-25 727 Tehama along route 36 4 mi n junction of Rt. 99E and 36 (ne of Red Bluff) Comment
  CAS-BOT-BC436027  Ligusticum grayi Alice Eastwood 1912-8-22 1897 Tehama Lassen Butte Region: Battle Creek meadows Comment
  CHSC23682  Lilium pardalinum subsp. shastense K. Stern 1975-7-24 Tehama Along Hwy. 32. Comment
  CHSC61446  Lilium pardalinum subsp. shastense Vernon H. Oswald; Lowell Ahart 1993-8-11 5790 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2023 Comment
  CDA16188  Limnanthes alba subsp. alba G. F. Hrusa, J. Hart 1999-4-29 15041 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  CHSC102325  Limnanthes alba subsp. alba L. P. Janeway; B. Castro 2009-4-25 9748 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  UC1594618  Limnanthes alba subsp. versicolor Vernon H. Oswald and Lowell Ahart 1992-4-21 4923 Tehama Forest Rd 28N23 (Oak Creek Rd) between Hogback Rd Plum Creek Road (0.1 mi s of Oak Creek, ca 5 air mi se of Paynes Creek) 762 Comment
  CHSC77942  Limnanthes douglasii subsp. nivea Beth Hendrickson; Jean Witzman 1999-5-21 Tehama Vicinity of South Fork Cottonwood Creek. 320 Comment
  UC1586549  Limnanthes douglasii subsp. nivea Vernon H. Oswald and Lowell Ahart 1991-4-16 4505 Tehama Red Bank Rd 2.1 mi n Colyear Springs Rd (n of Paskenta) 286 Comment
  HSC59067  Limnanthes douglasii subsp. rosea Thomas Wood 1979-4-28 135 Tehama Along Leninger Rd., E of Vina. 73 Comment
  UCD80439  Limnanthes floccosa subsp. floccosa CNPS SN Foothill Team 2006-4-4 SNFN 0440 d Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  JEPS127134  Limnobium spongia Lowell Ahart, John Dittes 2016-8-25 21310 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
  OBI76945  Limosella aquatica Anthony Baniaga 2011-6-12 350 Tehama CDFG: Tehama State Wildlife Area. Near intersection of Plum Crk rd (202) and High Trestle Rd (28N23). Finley Butte quad. T28N R1E sec 9 NE of NE 760 Comment
  JEPS86521  Linanthus bicolor Roy E. Buck and Glenn L. Clifton 1990-3-29 1477 Tehama ca 2.5 air km North Tuscan Butte summit (14 air km ne of Red Bluff, ca 50 m sw of gravel road, just se of gas pipeline) 289 Comment
  SDSU3170  Linanthus bolanderi D . F. Howe 1968-5-28 4539 Tehama 1.3 Miles north of Log Springs Guard Station. 1372 Comment
  UC1594597  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e Hwy 99 (ca 4.75 air mi sse of Paynes Creek, 2.0 mi (odometer) e of the power tranmission lines) 762 Comment
  CHSC65658  Linanthus dichotomus Shaun E. Sims 1995-4-22 17 Tehama Ca. 3 mi se Eagle Peak. 320 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
  JEPS76677  Linanthus nuttallii G. L. Stebbins 1972-6-16 Tehama nw side Tedoc Comment
  JEPS77790  Linaria T. C. Fuller 1968-9-17 17615 Tehama Mineral, Scenic Avenue, opposite w end of school yard Mineral; , Scenic Avenue Comment
  RSA281208  Linaria dalmatica T. C. Fuller 1968-9-17 17613 Tehama In yard and fencerow of the house opposite the w. end of the school yard, Scenic Ave., Mineral. Comment
  JEPS77792  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama Mineral, Scenic Avenue, at house opposite w end of school yard Mineral; , Scenic Avenue Comment
  SEINET12332651  Lindernia dubia var. anagallidea Unknown 1982-1 838 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS66551  Lipocarpha aristulata L. R. Heckard and P. Rubtzoff 1971-7-31 2675 Tehama land-locked lagoon off the Sacramento R. just n.e. Red Bluff Comment
  JEPS104236  Lipocarpha micrantha Lowell Ahart 2003-9-17 10602 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
  UC1736615  Lipocarpha micrantha Dean W. Taylor 1993-8-31 14065 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  JEPS95595  Listera convallarioides Lowell Ahart 1994-7-24 7517 Tehama 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road) 1645 Comment
  UC1393695  Lithocarpus densiflorus James I. Mallory 1971-7-27 385 Tehama 4 mi n Forest Ranch Fire Station (along Campbell Creek Road) Comment
  CHSC21475  Lithophragma tenellum M. S. Taylor 1975-7-17 853 Tehama Scattered along creek running through Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  UC1278100  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 mi s Paynes Creek Comment
  UC1601688  Lithospermum californicum C. M. Wilder 1912-6-23 Tehama Deer Creek 762 Comment
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Jul 6 2009
  CHSC82302  Logfia filaginoides Lowell Ahart 2002-4-27 9542 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
  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
  CHSC40518  Logfia gallica Pauleen Broyles 1982-4-30 509 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC64582  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1995-4-10 6628 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC41055  Lolium perenne Pauleen Broyles 1982-6-14 735 Tehama The Nature Conservancy Vina Plains Preserve. 70 Comment
  HSC26529  Lolium perenne J. P. Smith, J. O. Sawyer 1971-5-22 4639 Tehama 39 mi. W of Mineral on State Route 36 244 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
  CHSC91011  Lomatium David Isle 1995-5-2 1045 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail extension (SE of Mud Flat Cpgd., between Mud Flat Rd 23N35 and Log Springs Rd). 609 Comment
  CHSC32610  Lomatium caruifolium var. denticulatum J. D. Jokerst 1980-5-13 581 Tehama Wurlitzer Ranch, ca 0.5 mi N of Pine Cr. 137 Comment
  CHSC65395  Lomatium caruifolium var. denticulatum Vernon Oswald 1986-4-1 1065 Tehama Black Butte Rd. 2.0 mi n of Newville Rd. (or Black Butte Rd. East and West). 152 Comment
  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
  UC875116  Lomatium caruifolium var. denticulatum A. A. Heller 1916-4-20 12336 Tehama 3 mi. n. Red Bluff Comment
  JEPS25398  Lomatium caruifolium var. denticulatum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7013 Tehama 1 1/4 mi. n.e. Little Inskip Hill (along Lane Valley rd., drainage of Morgan Creek, ca. 4 mi. n.-n.w. of Paynes Creek) 438 Comment
  CDA35767  Lomatium dasycarpum subsp. tomentosum J. R. Keck Jr. 1980-4-18 PDR# 330047 Tehama Red Bluff. 0 Comment
  CAS-BOT-BC211158  Lomatium howellii B. H. Mace 1917-7-9 25 Tehama Board Ridge 1584 Comment
  JEPS17112  Lomatium macrocarpum W. L. Jepson 1899-4-25 14294 Tehama Stiver's Ranch, Crane Creek w. Tehama Co., Stiver's Ranch, Crane Creek Comment
  UC57355  Lomatium macrocarpum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4401 Tehama near Morgan (Mill Creek Canyon, Mt. Lassen); Mt. Lassen, Mill Creek Canyon Comment
  UC1440334  Lomatium marginatum var. marginatum Bert G. Brehm 1968-4-7 2920 Tehama about 23 mi SW of Red Bluff (2.7 mi W on Colyear Road past junction with Mountain Road; Site 13) Comment
  CHSC77719  Lomatium marginatum var. purpureum B. Castro; M. A. Griggs 1999-4-9 874 Tehama About 20 air miles NW of Orland, vicinity of Rocky Ridge. 231 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
  CHSC3964  Lomatium utriculatum D. F. Johnson 1967-3-9 22 Tehama Moist areas on North Fork of Reeds Creek ca. 10 yds. North of Johnson Rd. ca. 10 mi. west of Red Bluff. 164 Comment
  CHSC42633  Lomatium utriculatum Vernon Oswald 1984-4-11 1144 Tehama Round Valley Rd. (also M4 or 23N02) 5.2 mi w of Newville Rd. (2.5 mi w of Mendocino National Forest boundary). 426 Comment
  CHSC57339  Lomatium utriculatum Steven Triano 1987-3-22 5 Tehama Ca. 20 ft e of Black Butte Road East, ca. 0.7 mi s of Stony Creek. 115 Comment
  CHSC66469  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1996-5-20 7585 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  CHSC68572  Lomatium utriculatum Vernon H. Oswald; Lowell Ahart 1997-5-14 8429 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  UCSB63896  Lomatium utriculatum Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28NR2W NW1/2 NE1/4 Sect. 8; Cascade Range Foothills 164 Comment
  RSA21507  Lotus denticulatus Carl B. Wolf 1937-5-16 8693 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  CDA16177  Lotus humistratus G. F. Hrusa, J. Hart 1999-4-29 15030 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  JEPS102318  Lotus humistratus Lowell Ahart 2001-6-8 8772 Tehama 9 mi W of Paskenta (S side of road M2) 792 Comment
  RSA21495  Lotus humistratus Carl B. Wolf 1937-5-15 8677 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  SEINET10841210  Lotus humistratus Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2847 Tehama 25 mi e of red bluff on calif hwy 36; in live oak and pinus sabiniana. 1036 Comment
  JEPS88310  Lotus micranthus Vernon H. Oswald and Lowell Ahart 1996-5-20 7603 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, flood channel along Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  RSA700503  Lotus nevadensis L. P. Janeway 2001-6-10 7148 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. 1515 Comment
  JEPS94491  Lotus oblongifolius var. oblongifolius Vernon Oswald and Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CHSC105216  Lotus purshianus var. purshianus Lowell Ahart; John Dittes 2010-7-19 16899 Tehama Along the poor road, 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
  JEPS104352  Lotus purshianus var. purshianus Lowell Ahart 2003-9-17 10579 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
  RSA32765  Lotus unifoliolatus A. A. Heller 1937-7-21 16167 Tehama Along the Deer Creek Highway, several miles west of the first crossing of Deer Creek. Comment
  CHSC59185  Ludwigia palustris Vernon H. Oswald 1992-9-9 5203 Tehama Lassen Volcanic National Park. Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (most southerly) point, on the S side of Diamond Peak and Lassen Hwy. 2042 Comment
  JEPS88140  Ludwigia palustris Vernon H. Oswald and Lowell Ahart 1996-7-8 7967 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on flood plain of Paynes Creek e. of the mouth of intermittent stream crossing the n.e. corner of the parcel); Cascade Range Foothills 158 Comment
  JEPS85695  Lupinus affinis Virginia Bailey 1938-4-16 Tehama 5 mi W of Paskenta ( on Paskenta-Covelo road) Comment
  SEINET10838118  Lupinus albifrons John O. Sawyer, K. A. Sawyer 1980-6-18 Sawyer 3563 Tehama Yolla bolly quad. T27n,r9w,sec.21. Humboldt trail e of low gap. Ponderosa pine Forest 1829 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
  JEPS102341  Lupinus albifrons var. collinus Vernon H. Oswald and Lowell Ahart 2001-5-7 10008 Tehama between Cohasset Ridge and Soda Springs (Forest Road 26N15 4.9 mi W of Hwy 32) 1072 Comment
  UC54410  Lupinus argenteus H. M. Hall and E. B. Babcock July 1-2, 1903 4329 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD106821  Lupinus argenteus var. meionanthus Rimo Bacigalupi; Howard Whisler 1957-7-24 6030 Tehama Carson Spur, overlooking Silver Fork of the American River, along Carson Pass Road (State Route 88). 2438 Comment
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Jul 6 2013
  CHSC57380  Lupinus bicolor Heather L. Davis 1990-4-14 40 Tehama W side of McCoy Rd., ca. 1.5 mi s of Hooker Crk. Rd., Cottonwood. 106 Comment
  CHSC118202  Lupinus bicolor Tim Kask 2016-4-1 257 Tehama Antelope Cr. drainage, McClure trail approx. .5 mi. from top. 10T 0598851/4458647 Comment
  HSC85778  Lupinus bicolor Andrea Begnoche, Leonel Arguello, Bobbi Schnell 1987-3-27 21 Tehama Hwy. 36, 5.5 mi. E of Red Bluff at mi. marker 47 Comment
  HSC89730  Lupinus bicolor William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama Hwy. 36 E of Red Bluff, E of Rd. marker 47 168 Comment
  JEPS113162  Lupinus bicolor var. tridentatus Lowell Ahart 2007-5-8 13735 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
  HSC31596  Lupinus confertus Thomas E. Higley 1974-5-5 87 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  HSC71550  Lupinus densiflorus J. P. Smith, J. O. Sawyer 1975-6-1 8179 Tehama Hwy. 36, 3.2 mi. E of Dry Creek Bridge Comment
  SEINET10490342  Lupinus grayi H. Dearing, M. Dearing 1938-6-22 Dearing 2062 Tehama Potato patch camp, deer creek. Comment
  SEINET10485435  Lupinus klamathensis Jeffrey Huber 1971-6-10 Huber 278 Tehama 18 mi. E of red bluff on calif hwy 36; in live oak, pinus ponderosa, and digger Pine. Ne slope (approx. 20 Degrees); rocky slope. 549 Comment
  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
  CHSC95156  Lupinus lepidus var. sellulus R. D. Fischer 2005-6-26 832 Tehama Chico Meadows. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 36 in upper Deer Creek Meadows, near Gurnsey Creek. UTM: 10633472E, 4459423N. 1402 Comment
  UC1037411  Lupinus lepidus var. sellulus Douglas Barbe 1955-7-16 201 Tehama e ridge leading to South Yolla Bolly (Mt. Linn) (western Tehama County) 2316 Comment
  CHSC101408  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Rocky open flat E of first drainage coming down Forks Ridge Rd 24 No1.2 into Thomas Ck watershed. Just NE of Willow Ck CRI study boundary. 1676 Comment
  UC2042815  Lupinus microcarpus Barbara Ertter 1990-5-12 8937 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
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  UC719360  Lupinus nanus F. G. Meyer 1938-4-4 1336 a Tehama about 22 mi n Chico; n of Chico Comment
  CHSC64617  Lupinus nanus var. apricus Vernon H. Oswald 1995-4-17 6654 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W. sid eof Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC65760  Lupinus nanus var. latifolius Vernon H. Oswald; Lowell Ahart 1996-4-8 7341 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in large populations on the slopes both above and below the gravel road 1.3 mi W of parking lot on Hwy. 36 (collected above the road). 259 Comment
  CHSC38954  Lupinus obtusilobus J. D. Jokerst 1980-7-11 1110 Tehama North Coast Range. On a north facing slope just below the ridge ca. 1/4 mile east of the summit of South Yolla Bolla (Mt. Linn). 2377 Comment
  UC1072712  Lupinus obtusilobus Douglas Barbe 1955-7-16 200 Tehama e ridge leading to South Yolla Bolly summit (west Tehama Co.); South Yolla Bolly, Mt. Linn 2316 Comment
  UC1609457  Lupinus obtusilobus Vernon H. Oswald and Lowell Ahart 1993-9-2 5908 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2438 Comment
  CHSC65731  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-3 7298 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valle. Locally common on a gravelly flat between an old meander of the intermittent stream and its present course ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC23393  Lupinus stiversii B. Garamendi 1974-5-12 22 Tehama Mill/ Deer Creek Study Area. 1 mi N of Deer Creek on Ponderosa Way Beaver Creek Corssing. 670 Comment
  HSC76496  Lupinus vallicola subsp. vallicola B. J. Cox, D. B. Dunn 1971-6-10 2849 Tehama 25 mi. E of Red Bluff on Hwy. 36 1037 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
  CAS-BOT-BC436605  Luzula cascadensis John Thomas Howell 1960-8-19 36112 Tehama Brokeoff Mt. Trail 2133 Comment
  CHSC68973  Luzula parviflora Vernon Oswald; Lowell Ahart 1997-7-7 8967 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CHSC59183  Lythrum hyssopifolia Vernon H. Oswald 1992-9-29 5219 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CHSC87148  Lythrum hyssopifolia Jenny Marr; Natalie Wight 1998-7-14 Tehama Vicinity of upper-most North Fork Stony Creek and Newville Road (Garland Road). Vernal pools. 213 Comment
  SEINET12194974  Lythrum hyssopifolia Unknown 1982-1 666 Tehama The Nature Conservancy Vina Plains preserve 66 Comment
  OBI72117  Madia exigua Barbara Ertter 1991-5-18 9830 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 . T28N R6W sec 20 NESW 213 Comment
  RSA724883  Madia glomerata L. Ahart 2006-8-15 13198 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
  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
  CHSC64951  Madia gracilis Vernon H. Oswald; Lowell Ahart 1995-7-12 7061 Tehama High North Coast Ranges. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina. Roadside. 1203 Comment
  CHSC94504  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS108766  Madia gracilis Lowell Ahart 2006-8-15 13197 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS124049  Madia gracilis Lowell Ahart, John Dittes 2015-8-5 20431 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
  UC54068  Madia gracilis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4376 Tehama near Morgan; Mount Lassen. Mill Creek Canyon 1524 Comment
  SBBG1058  Maianthemum racemosum H. and M. Dearing 1938-6-25 2129 Tehama W of Mineral Comment
  CHSC65864  Maianthemum stellatum Maria Ulloa-Cruz 1994-5-26 14 Tehama Yolla Bolla Ranger District. Pole Corral Creek. Shasta-Trinity National Forests. 1600 Comment
  UC998332  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-10 12644 Tehama 5 to 7 mi w Paskenta (w Tehama County) Comment
  CHSC101992  Malacothrix floccifera J. Lacey 1982-4-13 296 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC40054  Malacothrix floccifera L. Constance; J. L. Morrison 1938-5-1 2184 Tehama Hills 5 miles southwest of Paskenta, Inner North Coast Ranges. 365 Comment
  CHSC86024  Malacothrix floccifera Jenny Marr 1998-4-17 Tehama Vicinity of Salt Creek. 274 Comment
  CHSC41007  Malva nicaeensis Pauleen Broyles 1982-6-10 722 Tehama The Nature Conservancy Vina Plains Preserve. Near barn in s pasture. 62 Comment
  CHSC68952  Marrubium vulgare Vernon Oswald; Lowell Ahart 1997-7-7 8681 Tehama Lookout on Tomhead near the northwest corner of the Yolla Bolly-Middle Eel Wilderness. 2057 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
  CHSC116172  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2015-6-22 20248 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  SEINET11807876  Matricaria matricarioides Unknown 1982-1 397 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  RSA699256  Medicago lupulina L. Ahart, Samantha Mackey Hillaire 2004-7-9 11218 Tehama Seep on the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 675 Comment
  JEPS97214  Medicago polymorpha var. polymorpha Vernon H. Oswald and L. Ahart 1995-4-25 6683 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC65734  Medicago praecox Vernon H. Oswald 1996-4-3 7303 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC66520  Melica californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7568 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  JEPS88296  Melica californica Vernon H. Oswald and Lowell Ahart 1996-5-20 7568 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 188 Comment
  UCD87017  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles N of Redding. Comment
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  RSA755416  Melica californica var. californica L. P. Janeway, B. Castro 2009-4-25 9754 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
  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
  UCD32603  Melica geyeri var. aristulata Beecher Crampton 1954-6-16 1964 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. Comment
  JEPS69303  Melica harfordii W. L. Jepson 1927-6-23 12323 Tehama near Morgan Springs 1584 Comment
  CAS-BOT-BC281034  Melica stricta G. L. Stebbins 1972-6-18 8095 Tehama Wells Creek, S of Mt Tedoc 792 Comment
  UC1019542  Melica stricta Louise Kellogg 1952-7-15 51 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge, on trail); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC1553570  Melica stricta E. Dean 1988-7-27 148 Tehama w slope Black Rock Mtn. 2042 Comment
  CHSC87810  Melilotus officinalis Lowell Ahart 2004-6-11 11025 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  CHSC81275  Mentha canadensis Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  JEPS104225  Mentha canadensis Lowell Ahart 2003-9-17 10580 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
  JEPS63467  Mentha canadensis Jos. Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  SEINET198099  Mentzelia dispersa Louise Kelloggg 1952-7-18 94 Tehama Near Squaw Camp and Pole Corral aon Boswell Ridge directly south of South Yolla Bolly Mountatin. 2134 Comment
  RSA90812  Mentzelia dispersa Milo S. Baker, H. K. Wagnon 1953-7-12 12825 Tehama 1.3 mi. above Whitlock Camp. 1341 Comment
  CAS-BOT-BC428685  Micranthes bryophora John Thomas Howell 1960-8-19 36113 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2133 Comment
  CHSC55282  Micranthes californica L. P. Janeway 1991-3-28 3866 Tehama Battle Creek Wildlife Area. Slope just below rim of tableland, overlooking Battle Creek; 1 1/3 mi east of the Sacramento River. 167 Comment
  CHSC56087  Micranthes californica Kate A. Hanson 1977-3-30 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km northwest-north of Corning. Hillside. 450 Comment
  CAS-BOT-BC429095  Micranthes odontoloma John Thomas Howell 1960-8-18 36081 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC55477  Micropus californicus var. californicus Vivian L. Long 1991-4-19 19 Tehama Ca. 3 mi e of Wildcat Road, 30 ft e Hwy A6. 320 Comment
  JEPS40622  Micropus californicus var. californicus W. L. Jepson 1899-4-25 14735 Tehama Stivers' Ranch Crane Creek Comment
  CHSC65946  Microseris acuminata Vernon H. Oswald; Lowell Ahart 1996-4-23 7422 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
  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
  SEINET11807874  Microseris acuminata Unknown 1982-1 453 Tehama Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS35676  Microseris douglasii subsp. douglasii W. L. Jepson 1932-5-9 16342 Tehama 2 mi ne Red Bluff 103 Comment
  JEPS94751  Microseris douglasii subsp. douglasii Vernon Oswald and Lowell Ahart 1998-4-27 8983 Tehama Vestal Road 3.8 mi south of Highway 36 between Red Bluff and Platina. 365 Comment
  JEPS81103  Microseris sylvatica James Payne Smith Jr. 1979-4-29 10076 Tehama State Route 36 at Basler Road Comment
  CHSC53974  Microsteris gracilis Vernon H. Oswald 1991-4-8 4486 Tehama The Nature Conservancy's Vina Plains Preserve, Main Unit. In a slight depression ca. 200ft west of the barn. 64 Comment
  HSC1837  Microsteris gracilis Larry Berti 1969-3-19 25 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
  CHSC86995  Mimetanthe pilosa Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  CHSC88290  Mimulus Lowell Ahart 2004-6-28 11137 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC90406  Mimulus Niall McCarten 1986-6-16 5443 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29. Overlid, 0.5 miles due south of Brown's camp, 1 mi. east of Ides Cove Trailhead. 1859 Comment
  SEINET7067164  Mimulus bicolor A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral. Coordinate datum: NAD27. UTM Zone 10, 601777mE, 4467962mN. Comment
  UC1778562  Mimulus bicolor S. E. Schoenig 1998-7-5 98 -75 Tehama NW sandy roadside bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  UC725664  Mimulus bicolor A. A. Heller 1937-6-26 15347 Tehama w Deer Creek Meadows; Deer Creek 1371 Comment
  UCD122417  Mimulus bicolor S. E. Schoenig 1998-7-5 98- 75 Tehama NW bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  UC1239034  Mimulus breweri Freed W. Hoffman 1947-6-23 1677 Tehama Government Flat North Coast Ranges 796 Comment
  JEPS4721  Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Highway near the junction with the old road Mineral-Lassen Park Highway Comment
  RSA67195  Mimulus breweri P. A. Munz 1951-7-25 16868 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  RSA93020  Mimulus breweri Milo S. Baker, H. K. Wagnon 1954-7-11 13023 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  UCD167266  Mimulus douglasii John Gibson 2016-3-25 1 Tehama Pettyjohn Rd about one mile east of junction with road to Saddle Camp. About 34 miles west of Red Bluff. From Red Bluff, take Reeds Creek Rd west for 18 miles. Then left onto Pettyjohn Rd. Continue 16 mi.on Pettyjohn Rd to location. Comment
  UC1731247  Mimulus glaucescens Dean W. Taylor 1997-6-18 16075 Tehama ca 0.5 mi s, on Ponderosa Way Chapman Gulch (ca 4 mi s Hwy 36, above culvert in dirt rd); CaRF 960 Comment
  SBBG15313  Mimulus guttatus H. and M. Dearing 1938-6-22 2074 Tehama Deer Crk Marsh 1219 Comment
  RSA123562  Mimulus guttatus G. D. Barbe 1955-6-21 230 Tehama South shore of Square Lake. 2104 Comment
  SEINET8340794  Mimulus guttatus Unknown 2003-8-23 10535 Tehama both sides of trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. Comment
  UC2031489  Mimulus kelloggii Barbara Ertter with Brad Olson 1991-7-4 10273 Tehama Toomes Camp/Ball Rock Road 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin junction ca 28 air miles W of Corning Comment
  POM319886  Mimulus kelloggii Barbara Shervanick 1974-5-9 1359 Tehama Ponderosa Way, between Forward Road and south fork of Battle Creek. Cascade Mtn range. Battle Creek drainage. Comment
  RSA93501  Mimulus kelloggii Milo S. Baker, H. K. Wagnon 1953-4-26 12549 Tehama 5 mi. W of Paskenta. Comment
  UC1778590  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama NW sandy roadside bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  HSC20765  Mimulus layneae Larry Berti 1968-6-15 Tehama Along Battle Creek, about 5 mi. below Mineral 1372 Comment
  HSC81960  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4891 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  RSA724885  Mimulus moschatus L. Ahart 2006-8-15 13194 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  HSC82152  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4916 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  JEPS95722  Mimulus nasutus Vernon H. Oswald and L. Ahart 1995-4-25 6700 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills. 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
  JEPS121167  Mimulus pilosus Lowell Ahart 2013-8-2 18990 Tehama Bank on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS66410  Mimulus pilosus L. R. Heckard and P. Rubtzoff 1971-7-31 2670 Tehama just ne Red Bluff (land-locked lagoon just off river); Sacramento River Comment
  UC1949180  Mimulus pilosus Barbara Ertter with Brad Olson 1991-7-5 10313 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
  UC1001338  Mimulus tilingii Louise Kellogg 1952-7-18 85 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  JEPS8149  Mimulus torreyi Jos. Grinnell 1925-6-1 Tehama Mineral 1463 Comment
  JEPS4200  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama near Deer Creek Lodge (along Highway #36) 1463 Comment
  SEINET6986421  Mimulus torreyi R. A. Evers, Clara V. Evers 1975-8-23 115015 Tehama Yellow pine forest, 2 miles (3.2 kilometers) west of Mineral. Elevation about 4400 feet. 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
  RSA66973  Minuartia nuttallii subsp. gregaria P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2134 Comment
  LA47653  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama SE side of South Yolla Bolly Mountain 2255 Comment
  JEPS76668  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama Tedoc Mt. nw side of Tedoc Mt. (nw side, along new road around w of mountain) 1280 Comment
  CHSC66091  Mollugo verticillata Vernon H. Oswald; Lowell Ahart 1996-5-27 7640 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Locally abundant on a gravel bar along the creek ca. 0.3 mi E of the W boundary of the reserve (W end of the large meander plain of the creek). 102 Comment
  JEPS120788  Mollugo verticillata Lowell Ahart 2013-9-17 19038 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  JEPS126578  Monardella breweri subsp. lanceolata Lowell Ahart, John Dittes 2016-6-22 21027 Tehama About 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  CAS-BOT-BC222060  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near the Sulphur Works entrance to Lassen Volcanic National Park Comment
  CHSC61746  Monardella odoratissima subsp. pallida Vernon H. Oswald; Lowell Ahart 1993-9-2 5894 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  JEPS63398  Monardella odoratissima subsp. pallida Jos. Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  UC1543858  Monardella odoratissima subsp. pallida Harold and Virginia Bailey 1948-8-27 3056 Tehama Lassen Volcanic National Park, Loop Highway overlooking Sulphur Creek, below Sulphur Works 2072 Comment
  UC2035961  Monardella odoratissima subsp. pallida O. H. Kappler 1946-7-21 1350 Tehama Cliff Falls, Lassen National Park 1920 Comment
  CHSC79072  Monardella villosa subsp. villosa L. P. Janeway 2000-6-30 6870 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  JEPS101610  Monardella villosa subsp. villosa Dean W. Taylor 1997-6-13 16073 Tehama Toomes Camp Road (Forest Road M2) about 7 road miles West from Paskenta, in vicinity of Beehive Flat 685 Comment
  CHSC51900  Montia chamissoi K. R. Stern; L. P. Janeway 1986-5-21 8294 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA712752  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range 1625 Comment
  UC1299364  Montia chamissoi Freed W. Hoffman 1947-6-23 1593 Tehama near Government Flat (southwestern Tehema County) 796 Comment
  CHSC65674  Montia fontana subsp. amporitana Vernon H. Oswald; Lowell Ahart 1996-3-6 7225 Tehama Hog Lake Plateau. BLM parcel. 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. 237 Comment
  CHSC46210  Montia linearis Pauleen Broyles 1985-3-23 940 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow w of large vernal pool n of the barn in south pasture. 63 Comment
  JEPS110465  Montia linearis Lowell Ahart 2006-7-19 13047 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CHSC105719  Muhlenbergia filiformis David Isle 1992-9-2 1792 Tehama Mendocino National Forest - North Coast Ranges Grindstone Creek Watershed. SE of Anthony Peak ~ 1.6 mi (0.8 mi SE of Wells Cabin Cpgd and 0.3 mi SW of Board Ck x-ing); Wet spot ~100' below Brewer Oak Cpgd. 1743 Comment
  SEINET4343721 Image available Muhlenbergia rigens Barbara Ertter, Brad Olson 1991-7-5 10300 Tehama Metzger Ranch at confluence of Big and Little Crane Creeks [="Stiver's Ranch"], ca 15 airmiles WNW of Red Bluff 213 Comment
  JEPS90884  Myosurus minimus Dean W. Taylor 1990-5-9 11687 Tehama 300 meters n of Stony Creek (along the right-of-way of electrical transmission lines (PG&E Pit-Vaca Line), Sacramento Valley); Sacramento Valley 112 Comment
  CHSC41113  Myosurus minimus subsp. minimus Pauleen Broyles 1983-4-14 887 Tehama The Nature Conservancy Vina Plains Preserve. 62 Comment
  CHSC79349  Myosurus minimus subsp. minimus B. Castro; C. Warren 2000-4-13 1072 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 Comment
  JEPS85648  Najas gracillima L. R. Heckard and P. Rubtzoff 1971-7-31 2684 Tehama just ne of Red Bluff (Sacramento River); Sacramento River Comment
  CHSC65058  Nama lobbii Vernon H. Oswald; Lowell Ahart 1995-7-17 7096 Tehama Forest Road 29N22 2.2 mi W of Hwy. 89, ca. 2.5 mi SSE of the SW corner of Lassen Volcanic National Park. 1780 Comment
  JEPS102236  Nassella cernua L. P. Janeway 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek; ; ; Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  UCD36251  Nassella cernua Beecher Crampton 1953-5-1 1205 Tehama Tehama County, 5 miles north of Red Bluff, along US 99. Comment
  CHSC8606  Nassella pulchra D. McClain 1969-4-25 39 Tehama 10 yds. s. of Highway 36, 10 1/2 mi. n.w. of Red Bluff. 79 Comment
  SEINET7073494  Navarretia breweri A. G. Vestal 1963-6-4 s.n. Tehama Cottonwood Creek at Bowman Road Bridge. UTM Zone 10, 560776mN, 4469526mN. Coordinate datum: NAD27. 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
  CHSC66032  Navarretia heterandra Vernon H. Oswald 1996-5-13 7554 .1 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the S side of the creek ca. 0.3 mi E of the W boundary of the reserve. 103 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
  UCD36238  Navarretia heterandra Beecher Crampton 1953-4-29 1171 Tehama Tehama County, 5 miles south of Dales, along Route 36. Comment
  RSA719176  Navarretia intertexta L. Ahart 2006-7-19 13017 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  UC2031485  Navarretia intertexta Barbara Ertter with Brad Olson 1991-7-5 10292 a Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch'], ca 15 air miles WNW of Red Bluff Comment
  CHSC64719  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1995-5-22 6747 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (e side). 213 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
  CAS-BOT-BC230323  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama 6 miles WSW Paskenta (in direct line), ridge between Hatch Field and Lake Hollow, Sheldon Jeffers Ranch 609 Comment
  JEPS105980  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along trail to Dead Rabbit Lake, ca. 50 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 549 Comment
  UCD33123  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama Tehama County, 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 609 Comment
  CHSC94501  Navarretia leptalea subsp. leptalea Lowell Ahart 2006-8-15 13195 Tehama West side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  SJSU11625  Navarretia leptalea subsp. leptalea J. W. Tilden 1960-6-26 1486 Tehama by Wilson L 1524 Comment
  UC1094377  Navarretia leucocephala subsp. minima R. C. Bacigalupi with S. Galen Smith 1957-6-24 6020 Tehama 8.1 mi s Corning (on road to Orland (U.S. Hwy 99 W)) 76 Comment
  UC1002663  Navarretia linearifolia subsp. pinnatisecta Milo S. Baker and H. K. Wagnon 1953-7-12 12870 Tehama along County Road 5.3 mi beyond Whitlock Camp (in cut over forest, West Tehama County); beyond Whitlock Camp 1828 Comment
  CHSC116945  Navarretia pubescens D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  CHSC66495  Navarretia pubescens Vernon H. Oswald; Lowell Ahart 1996-5-20 7595 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slopes above Paynes Creek. 164 Comment
  CHSC80243  Navarretia pubescens B. Castro; L. P. Janeway 2000-6-6 1195 Tehama Vicinity of Paskenta and Thomes Creek. 332 Comment
  JEPS100566  Navarretia pubescens Dean W. Taylor 1993-6-26 13738 Tehama 0.5 mile west of Interstate 5 and 0.5 mile north of the Glenn County line; north of Moore Creek 83 Comment
  UCD80650  Navarretia pubescens CNPS SN Foothill Team 2005-6-29 SNNR 0437 c Tehama USFS, Lassen National Forest. 969 Comment
  POM310965  Navarretia sinistra subsp. pinnatisecta H. K. Sharsmith 1951-7-13 4028 Tehama Inner North Coast Ranges: In V of junction between road to Eagle Peak and road to Ball Rock, 10.3 miles northwest of Paskenta and 1.6 miles within eastern boundary of Mendocino National Forest. 1159 Comment
  CHSC54107  Navarretia subuligera Vernon H. Oswald 1991-5-20 4602 Tehama Hwy 36, 2.8 miles east of Paynes Creek. 670 Comment
  CHSC64721  Navarretia tagetina Vernon H. Oswald; Lowell Ahart 1995-5-9 6710 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected near the nw end of the Old Hwy. Pool. 219 Comment
  CHSC80052  Navarretia tagetina L. P. Janeway; B. Castro 2000-5-9 6710 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 126 Comment
  JEPS122134  Navarretia tagetina Lowell Ahart, John Dittes 2014-5-16 19486 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
  JEPS19811  Navarretia tagetina Rimo Bacigalupi with S. Galen Smith 1957-6-24 6021 Tehama 8.1 mi s Corning (along U.S. Highway 99-W) 83 Comment
  UC1076049  Navarretia tagetina Herbert L. Mason 1947-5-18 14789 Tehama 1 mi w Corning Comment
  UCD36230  Navarretia tagetina Beecher Crampton 1953-4-29 1155 Tehama Tehama County, 6 miles south of Dales, along Route 36. Comment
  UC1607545  Navarretia tagetina Barbara Ertter 1991-5-19 9883 Tehama ca 13 air mi due e Corning (on Lassen Road, 3.8 mi from Hwy 99); Vina Plains 80 Comment
  CHSC84261  Navarretia viscidula Lowell Ahart; John Dittes 2003-6-11 10252 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
  CHSC86981  Navarretia viscidula Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  JEPS70500  Navarretia viscidula W. L. Jepson 1938-6-10 18981 Tehama 2 mi nj Jelleys Ferry 121 Comment
  RSA695515  Navarretia viscidula L. Ahart, John Dittes 2003-6-11 10252 Tehama On the W side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  SBBG117218  Navarretia viscidula B. Crampton 1954-6-15 1958 Tehama 1 mi E of Paskenta, ridge above Thomes Crk Comment
  CHSC55394  Navarretia viscidula subsp. purpurea L. P. Janeway 1991-6-15 4021 Tehama 1 3/4 mi east of the Sacramento River and 1/4 mi south of Battle Creek. 170 Comment
  CHSC64964  Nemacladus capillaris Vernon H. Oswald; Lowell Ahart 1995-7-12 7060 Tehama High North Coast Ranges. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina. 1203 Comment
  JEPS13025  Nemacladus montanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5354 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  CDA40367  Nemophila heterophylla L. Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  JEPS108842  Nemophila heterophylla Lowell Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 576 Comment
  RSA713007  Nemophila heterophylla L. Ahart 2006-5-5 12572 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards W of China Gulch, about .25 mile S of Bowers Creek, about .75 mile NW of Forest Road 23N69 (Mud Flat Road), about 6.5 miles (air) SW of Paskenta. 577 Comment
  RSA75805  Nemophila heterophylla Lincoln Constance, J. L. Morrison 1938-5-1 2185 Tehama Overgrazed hills 5 miles southwest of Paskenta, Inner North Coast Ranges. 366 Comment
  UC726898  Nemophila heterophylla A. A. Heller 1927-4-23 14347 Tehama Fern Bank Comment
  JEPS1489  Nemophila menziesii L. Constance, J. L. Morrison 1938-5-1 2180 Tehama low hills at Paskenta , Paskenta (Inner North Coast Ranges) 304 Comment
  JEPS123432  Nemophila parviflora var. austiniae Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -099 Tehama Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies head of Beegum Basin. Comment
  CHSC65741  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1996-4-3 7287 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Growing in gravel on the edge of the intermittent stream ca. 0. 2 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC117740  Nerium oleander Lowell Ahart; John Dittes 2016-8-24 21266 Tehama About 40 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
  CHSC87015  Nicotiana quadrivalvis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. Bank of creek. 304 Comment
  JEPS94242  Odontostomum hartwegii Vernon Oswald and Lowell Ahart 1998-5-14 9042 Tehama Highway 36 w of Red Bluff 1.3 mi w of Cannon Road; Highway 36 274 Comment
  UC765855  Odontostomum hartwegii R. F. Hoover 1936-5-21 1178 Tehama 4 mi. s. Cottonwood Comment
  CDA39393  Odontostomum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2663 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  RSA757035  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  RSA99681  Odontostomum hartwegii W. A. Weber, L. S. Rose 1953-5-23 8465 Tehama 2 miles south of Cottonwood. 122 Comment
  SEINET10968273  Orcuttia greenei Mary Susan Taylor 1980-6-21 Taylor 2936 Tehama T24N R1W sw sec 20. Richardson Springs quad. Lellinger vernal pool, ca. 16 mi N of Chico, ca. 1/4 mi E of Hwy 99E, on N side of Lellinger Road. With R. Schlising & T. Griggs. Comment
  CAS-BOT-BC254323  Orcuttia pilosa F. T. Griggs 1974-6-3 s.n. Tehama 16 miles N of Chico, on the Vina Plains, 200 meters S of Lassen Road, 0.25 mile E of its intersection with Highway 99E Comment
  CHSC14113  Orcuttia pilosa F. T. Griggs 1973-6-7 Tehama 16 miles n of Chico; 200 meters s of Lassen Road, 1/4 mile e of Hwy 99E. Ephemeral pond. Comment
  CHSC35166  Orcuttia pilosa R. A. Schlising; J. Jokerst, J. Fuller 1981-10-1 4210 Tehama S part of county in Vina Plains several miles from the Sacramento River. In vernal pool. 60 Comment
  JEPS84162  Orcuttia pilosa R. D. Stone 1986-8-22 797 Tehama 0.7 mi e Leininger Road (1.3 mi n of its intersection with Hwy 99); Central Valley, Vina Plains 74 Comment
  UCD21122  Orcuttia pilosa Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 297 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584456; 4416102. Comment
  CAS-BOT-BC254346  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CAS-BOT-BC254347  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs 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
  CHSC52904  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.25 miles SW of the Manton Road (County Rd. A-6) crossing of Spring Branch creek. Vernal pool. 312 Comment
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  CHSC52907  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.6 miles WSW of Manton Road (County Rd. A-6) crossing of Spring Branch creek, 0.25 miles east of natural gas pipeline. Vernal pool. 297 Comment
  CHSC83241  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. In vernal pond. Comment
  JEPS84134  Orcuttia tenuis R. D. Stone 1986-7-21 774 Tehama s side of unpaved road to Tuscan Buttes 0.9 mi e intersection with Highway 36 (ca 10 mi ne of Red Bluff); Central Valley 292 Comment
  JEPS84137  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama 1.6 mi wsw Manton Road (County Rd. A-6) crossing of Spring Branch Creek (0.25 mi e of natural gas pipline, about 20 mi ne of Red Bluff); Central Valley 297 Comment
  JEPS84147  Orcuttia tenuis R. D. Stone and J. M. Erzinger 1986-7-18 759 Tehama n side of Spring Branch Road 0.25 mi s Tehama-Shasta County line (0.85 mi ese of Coleman Fish Hatchery, ca 3.5 mi se of Balls Ferry); Central Valley 196 Comment
  JEPS84150  Orcuttia tenuis R. D. Stone 1986-7-20 770 Tehama 0.1 mi se Table Mountain Lake (10 mi nne of Red Bluff); Central Valley 172 Comment
  JEPS84152  Orcuttia tenuis R. D. Stone 1987-8-18 848 Tehama 0.5 mi ne N end of Table Mountain Lake (1.2 mi e of Jellys Ferry, about 10 mi nne of Red Bluff); Central Valley 166 Comment
  OBI77691  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  SD116662  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1972-6-5 5653 Tehama ca. 4 miles SW of Dales. Grassy plateau, at the E end of a pond with small earth dam 274 Comment
  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
  SEINET4080542  Orcuttia tenuis L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  CHSC24761  Orobanche fasciculata G. Strang 1976-4-25 20 Tehama Ca. .5 mi ne of Kingsley Cave, in Kingsley Cove. In grassy hills between Kingsley Cave and jeep trail. 579 Comment
  JEPS10810  Orobanche fasciculata Hilda W. Grinnell 1927-5-26 Tehama Between Mineral and Payne Creek. Comment
  RSA0083227  Orthilia secunda M. B. Dunkle 1931-8-15 2683 Tehama Woods Creek 2195 Comment
  RSA516485  Orthocarpus attenuatus V. Bailey 1938-4-16 s.n. Tehama Paskenta (6 mi. w. of) on Paskenta Covelo Road. Comment
  UC1476964  Osmorhiza berteroi Porter P. Lowry, II 1977-7-6 851 Tehama on Park road 1/4 mi below Lassen Chalet (intersection with Broakoff Mt. Trail); Lassen Volcanic National Park Comment
  JEPS100719  Oxypolis occidentalis Dean Wm. Taylor with Glenn Clifton 1992-8-22 13207 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest. 1554 Comment
  HSC71874  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5800 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 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
  CHSC84297  Panicum acuminatum var. acuminatum Lowell Ahart; John Dittes 2003-6-11 10274 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
  CHSC41059  Panicum dichotomiflorum subsp. dichotomiflorum Pauleen Broyles 1982-6-24 832 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch ca 45 m south of Lassen Road. 70 Comment
  CHSC94581  Parnassia palustris Lowell Ahart 2006-11-9 13260 Tehama Bog, on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS82504  Paronychia ahartii Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6290 Tehama about 2 mi w Kirkwood (and about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); lower portions of the Kirkwood plains 73 Comment
  JEPS88617  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-6 1502 Tehama ca 2.2 air km sw Battle and Baldwin Creeks confluence (31 air km ne of Red Bluff, on plain just s of small w-draining dry tributary of Battle Creek, just w of gas pipeline); sw of confluence of Battle and Baldwin Creeks 289 Comment
  JEPS90771  Paronychia ahartii Glenn L. Clifton with Roy E. Buck 1990-4-6 20671 Tehama near Shasta County line (Sacramento Valley, Battle Creek); Sacramento Valley, Battle Creek 292 Comment
  UCD18761  Paronychia ahartii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 54 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK014, UTMs: 10T0581081; 4466479. Comment
  UCD77901  Paronychia ahartii Robert E. Preston 2003-5-18 2138 Tehama Ca. 9 mi NE of Red Bluff, on Hog Lake Plateau 268 Comment
  UCD98357  Paronychia ahartii Rimo Bacigalupi; Herbert and Lucille Mason 22-23 Apr 1958 6290 Tehama Lower portions of the Kirkwood plains, about 2 miles west of Kirkwood and about 1/2 mile west of US Highway 99, about 7 miles south of Corning. 73 Comment
  JEPS86515  Parvisedum pumilum Roy E. Buck, Glenn L. Clifton 1990-4-3 1486 Tehama 3.3 air km e of Sacramento River (Sevenmile Creek confluence, 10 air km ne of Red Bluff, just e of gas pipeline); Sevenmile Creek confluence 228 Comment
  UC718222  Parvisedum pumilum Carl B. Wolf 1937-5-16 8707 Tehama Red Bluff-Susanville Road 2 8/10 mi above Paynes Creek Post Office (Northern Sierra Nevada Foothills); Northern Sierra Nevada Foothills 609 Comment
  HSC10521  Paspalum dilatatum Larry Berti 1968-11-22 Tehama At the junction of Red Bank Creek and Panskenta Rd. 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
  CHSC88600  Pectiantia pentandra L. P. Janeway 2001-6-10 7152 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
  CHSC43464  Pectocarya penicillata Lowell Ahart 1979-4-25 1839 Tehama On a bank along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC53939  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1991-4-16 4490 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  CHSC87318  Pediomelum californicum Lowell Ahart 2004-4-29 10813 Tehama Along the Nomalaki Trail, about 1/2 mile by trail northwest of Dead Rabbit Lake, about 1 1/4 miles northwest of Bowers Creek, about 2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 1/2 miles (air) southwest of Paskenta. 564 Comment
  JEPS102888  Pediomelum californicum Vernon H. Oswald 2001-5-30 10031 Tehama Log springs Rd (M4) between Salt Creek Conservation Camp and Log Springs, 0.2 mi east of the 14 mile post. 914 Comment
  CHSC77715  Pellaea andromedifolia B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 928 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  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
  CHSC39814  Pellaea mucronata Maxey-Jones 1928-4-15 Tehama Antelope Creek. 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
  CHSC116669  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 Tehama On both sides of Deer Creek Trail, about 150 yards north of thee fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC78780  Pellaea mucronata var. mucronata Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  RSA0029289  Penstemon anguineus Barbara J. Ertter, James R. Shevock 1991-9-2 10774 Tehama SW Tehama Co. Round Valley - Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta. 1677 Comment
  UCSB63856  Penstemon anguineus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SW1/4 NE1/4 Sect 8; Cascade Range Foothills; at the northeast end of the parcel 188 Comment
  POM203122  Penstemon azureus subsp. azureus Alice Eastwood, John T. Howell 1934-4-21 1849 Tehama Between Red Bluff and Paynes Creek. Comment
  CHSC86590  Penstemon azureus var. angustissimus L. P. Janeway 2003-6-14 7831 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank. 780 Comment
  UCD80793  Penstemon azureus var. angustissimus CNPS SN Foothill Team 2005-6-22 SNNR 0418 Tehama USFS, Lassen National Forest, Ishi Wilderness Area. 1140 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
  CHSC64997  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1995-7-12 7045 Tehama W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  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
  UC1238927  Penstemon deustus Freed W. Hoffman 1950-7-3 3480 Tehama about 2 mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  SFV17873  Penstemon deustus var. suffrutescens J. D. Dilley 1998-7-16 371 Tehama Sierra Nevada Alder Creek, 18 miles southwest of Chester on State Route 32. 1189 Comment
  UC1608340  Penstemon heterophyllus J. Kierstead 1990-5-10 90 -74 Tehama 0.3 mi from junction with Hwy 36 e Platina (County Rd. A16 (Ditch Grade)) 670 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
  JEPS105854  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 Tehama ca. 1/8 mi SE of an unnamed lake, along Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 535 Comment
  SEINET272932 Image available Penstemon laetus subsp. leptosepalus Karl A. Vincent 1987-6-25 4433 Tehama Sierra Nevada Deer Creek canyon; 3 plants along roadside of CA 32 in mixed conifer-hardwood forest just N of Potato Pa 1097 Comment
  UC1036223  Penstemon neotericus George W. Gillett 1953-8-16 337 Tehama near Diamond Peak; Lassen Volcanic National Park, near Diamond Peak 2209 Comment
  NY627257  Penstemon neotericus K. A. Vincent 1987-8-11 4506 Tehama Sierra Nevada, Deer Creek Canyon; along west side of CA 32 and Deer Creek, ca. 4.5 miles northeast of Potato Patch Campground, ca. 6.5 miles southwest of jct. CA 36/89, ca. 10.5 miles southeast of Mineral. 1280.2 Comment
  POM195117  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 miles east of Mineral. 1524 Comment
  UC887191  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama on Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows 1371 Comment
  CHSC44241  Penstemon purpusii Vernon Oswald 1988-7-12 3565 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, on a ridge between Boulder Lake (dry) and jct of trail to Burnt Camp, 1.89 mi w of the trailhead. 2161 Comment
  CHSC90901  Penstemon purpusii Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5450 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CHSC114657  Penstemon purpusii V. Long 1991-7-16 134 Tehama Yolla Bolla Ranger Dist. SW face of Round Mountain, near summit. 1760 Comment
  NY640958  Penstemon purpusii L. Kellogg 1952-7-12 29 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area. Mendocino National Forest. 2438.4 Comment
  CHSC49037  Penstemon rydbergii var. oreocharis Vernon Oswald 1984-6-19 1295 Tehama North side of Hwy 36, 0.4 mi s-e of Paynes Creek Rd. to Wilson Lake. 1475 Comment
  JEPS11466  Penstemon rydbergii var. oreocharis Jos. Grinnell 1928-6-11 Tehama Mineral 1524 Comment
  RSA718203  Penstemon rydbergii var. oreocharis L. Ahart 2006-7-19 13026 Tehama South of an open dry flat, about 100 yrds west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1526 Comment
  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
  JEPS17519  Perideridia bolanderi subsp. bolanderi Jos. Grinnell 1925-6-23 Tehama Battle Creek Mdws. 1463 Comment
  UCD80012  Perideridia kelloggii CNPS SN Foothill Team 2005-6-6 SNNR 0210 c Tehama TNC Dye Creek Preserve. The stand is located northwest of where Ballard Springs road crosses the first seasonal creek past Rim Road. 374 Comment
  UCD127890  Perideridia lemmonii Brad D. Schafer 2005-7-29 167 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 390 Comment
  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
  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
  CHSC66204  Persicaria maculosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7723 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC68934  Petasites frigidus var. palmatus Vernon Oswald; Lowell Ahart 1997-7-7 8693 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC102370  Petrorhagia dubia L. P. Janeway; B. Castro 2009-4-25 9747 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  JEPS96013  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-4-29 7494 Tehama nw Corning (CDFG parcel on s side of Gyle Rd., along intermittent stream ca 0.3 mi e of the W boundary, Thomes Creek Ecological Reserve); nw Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC48467  Phacelia cicutaria var. cicutaria Vernon Oswald 1983-3-28 215 Tehama Near Black Butte Dam. 164 Comment
  CHSC61736  Phacelia corymbosa Vernon H. Oswald; Lowell Ahart 1993-9-2 5913 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  HSC75117  Phacelia corymbosa J. P. Smith, Thomas W. Nelson 1979-6-23 10158 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  JEPS76747  Phacelia corymbosa L. R. Heckard 1972-6-17 2954 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  CHSC70891  Phacelia distans Vernon Oswald; Lowell Ahart 1998-4-27 8970 Tehama Pettyjohn R d. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  CHSC32160  Phacelia egena James Jokerst 1980-8-22 1103 Tehama Near Mt. Linn. 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
  JEPS76262  Phacelia egena Todd Keeler-Wolf 1977-9-10 665 Tehama Mt. Linn South Yolla Bolly Mountains Comment
  UC1001304  Phacelia egena Louise Kellogg 1952-7-12 28 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  JEPS22563  Phacelia egena Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6298 Tehama 2.5 mi s Lowrey (near road to Paskenta from Lowrey); foothills of Inner North Coast Ranges, south fork of Elder C 289 Comment
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Jul 19 2009
  RSA93129  Phacelia egena Milo S. Baker, H. K. Wagnon 1953-7-11 12839 Tehama Three miles above Whitlock Camp. 1524 Comment
  RSA90829  Phacelia heterophylla subsp. virgata Milo S. Baker, H. K. Wagnon 1953-7-12 12847 Tehama Two and a half miles above Whitlock Camp. 1463 Comment
  UC1003525  Phacelia imbricata Milo S. Baker 1953-5-9 12601 Tehama logging road w Paskenta (at 6 mi post, in foothills) Comment
  UC2013012  Phacelia imbricata subsp. imbricata Barbara Ertter 1991-5-18 9862 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; E-facing bluff at edge of creek. Comment
  JEPS1160  Phacelia mutabilis Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  SEINET11268241  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows.; 0 1341 Comment
  CHSC89849  Phacelia purpusii L. P. Janeway; B. Castro 2004-5-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  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
  CHSC87021  Phalaris aquatica Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS118032  Phalaris paradoxa Lowell Ahart, John Dittes 2011-6-9 17456 Tehama Rio De Los Molinos Land Grant. Low area in field, under the pole line, 2685 feet east of Highway 99, 1.5 miles (air) north of Vina.Valley Grassland 71 Comment
  JEPS49592  Philadelphus lewisii W. L. Jepson 1927-6-24 12344 Tehama Payne Creek 304 Comment
  CHSC44122  Phleum alpinum Vernon Oswald 1988-8-3 3659 Tehama East side of Willow Creek n of Jonesville, ca. 0.1 mi n of the Butte Co. line. Along the upper edge of a meadow. 1560 Comment
  JEPS28766  Phlox diffusa George W. Gillett 1957-8-13 1062 Tehama about 1.75 mi above Sulphur Works Checking Station; Lassen Volcanic National Park, Brokeoff Mountain 2438 Comment
  UC1001307  Phlox gracilis Louise Kellogg 1952-7-12 32 Tehama South Yolla Bolly Mountains, Middle Eel-Yolla Bolla Primitive North Coast Ranges, Mendocino National Forest 2438 Comment
  UC703001  Phlox speciosa subsp. occidentalis Alice Eastwood and John Thomas Howell 1941-7-9 9836 Tehama near Government Flat Comment
  CHSC102340  Phoradendron densum L. P. Janeway 2009-3-28 9677 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the powerlines; ridge top north of Little Grapevine Creek. 503 Comment
  SD211703  Phoradendron leucarpum subsp. tomentosum Barbara Ertter, Brad Olson 1991-7-6 10443 Tehama Ball Rock-Toomes Camp Road at Trough Ridge junction, 18.8 miles from Paskenta, ca. 28 airmiles west of Corning. 1524 Comment
  CHSC67308  Phoradendron serotinum subsp. macrophyllum James D. Jokerst 1981-2-23 1235 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Comment
  CAS-BOT-BC60743  Physaria occidentalis P. A. Munz 1951-7-26 16925 Tehama East flank of South Yolla Bolly Peak. 2346 Comment
  CDA36361  Phytolacca americana Ramona Robison 2011-8-24 Tehama Woodson Bridge SRA Natural Preserve. 0 Comment
  CHSC4575  Pinus contorta subsp. murrayana C. Glascock 1965-2-7 229 Tehama 1.1 mi sw of junction of Hwy 32 with 36 (89) on Hwy 32. Comment
  CAS-BOT-BC78722  Pinus jeffreyi John Thomas Howell 1960-8-20 36207 Tehama Morgan 1463 Comment
  CHSC82699  Pinus ponderosa Tara Morgan 2002-4-28 50 Tehama Within Lassen National Forest along Deer Creek off of Highway 32 down the Forest Service Rd. that goes down to the campground downstream of Lower Deer Creek Falls. 933 Comment
  JEPS48190  Pinus ponderosa W. L. Jepson 1927-6-24 12335 a Tehama Mineral 1524 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
  UCSB2769  Pinus ponderosa Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road 13 miles northwest of Paskenta, South Yolla Bolly Mtns. 1188 Comment
  CHSC81444  Pinus sabiniana Petra M. Lee 2000-4-5 Tehama Northern California. Wurlitzer Ranch on Barber Road. 152 Comment
  JEPS97406  Pinus sabiniana Vernon H. Oswald and L. Ahart 1995-6-13 6859 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Wood-land, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC102336  Plagiobothrys austiniae L. P. Janeway 2009-4-4 9721 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC40689  Plagiobothrys austiniae Pauleen Broyles 1982-4-8 369 A Tehama The Nature Conservancy Vina Plains Preserve. Ca 50 m south of Lassen Road and 50 m west of internal fence. 67 Comment
  RSA739590  Plagiobothrys austiniae John Dittes 2003-3-30 2003 -5 Tehama Tehama County: Sacramento Valley, 12.5 air miles N by NW of Chico, 1.5 air miles E of Hwy 99, S of Lassen Road. 72 Comment
  JEPS68016  Plagiobothrys canescens W. L. Jepson 1899-4-30 21140 Tehama Red Bluff Comment
  SEINET12332650  Plagiobothrys canescens Unknown 1982-1 664 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  HSC74964  Plagiobothrys cognatus J. P. Smith, Thomas W. Nelson 1979-6-24 10185 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CDA15867  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15317 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC40691  Plagiobothrys fulvus var. campestris Pauleen Broyles 1982-4-12 382 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m nw of jct. Hwy 99 and access road. 63 Comment
  SJSU8066  Plagiobothrys fulvus var. campestris S. S. Rewak 1962-4-18 83 Tehama Proberta c. 7 mi S of Rad Bluff Comment
  CAS-BOT-BC231016  Plagiobothrys hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CAS-BOT-BC231017  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of S Yolla Bolly Park 2133 Comment
  UCD80170  Plagiobothrys humistratus CNPS SN Foothill Team 2006-4-4 SNFN 0440 b Tehama Private Wurlitzer Ranch, located above a seasonal drainage north of Pine Creek. 289 Comment
  CHSC40694  Plagiobothrys leptocladus Pauleen Broyles 1982-4-15 417 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch where it crosses under Hwy 99. 60 Comment
  UCD120856  Plagiobothrys leptocladus G. F. Hrusa 1996-5-2 12907 Tehama Scattered in bottoms of vernal pools near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  JEPS113144  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 13717 Tehama On both sides of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  JEPS68069  Plagiobothrys nothofulvus W. L. Jepson 1899-4-27 21152 Tehama Salt Creek, tributary of Cottonwood Creek Cottonwood Creek Comment
  RSA66989  Plagiobothrys scouleri var. hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC29042  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  JEPS68115  Plagiobothrys shastensis W. L. Jepson 1932-5-9 16365 Tehama rubble field 3-4 mi ne Red Bluff (near Seven Mile Creek) 137 Comment
  CHSC107241  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 -A. Tehama Rio De Los Molinos Land Grant. On damp bare rocky dark clay soil, on the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC79267  Plagiobothrys stipitatus var. micranthus B. Castro; L. P. Janeway 2000-4-4 1079 Tehama Vicinity of Orland, W of Highway I-5. 128 Comment
  CHSC84267  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-6-11 10239 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS105875  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10783 Tehama On sides of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  JEPS118011  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2011-6-9 17433 -A. Tehama Rio De Los Molinos Land Grant. On damp bare rocky dark clay soil, on the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  SEINET8755842  Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave 80 Comment
  UC1084516  Plagiobothrys stipitatus var. micranthus C. R. Bell 1950-4-24 721 Tehama 8 mi ne Flournoy (w side of highway) Comment
  CHSC84669  Plagiobothrys tenellus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 334 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  CHSC113334  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC41196  Plantago bigelovii Pauleen Broyles 1983-4-14 887 Tehama The Nature Conservancy Vina Plains Preserve. Common in wallows. 62 Comment
  CHSC64629  Plantago coronopus Vernon H. Oswald; Lowell Ahart 1995-4-17 6657 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. Weed in gravel along the edge of Inks Creek Rd. near the e fence. 213 Comment
  CHSC66117  Plantago coronopus Vernon H. Oswald; Lowell Ahart 1996-4-29 7473 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing on the edge of the intermittent stream near the W boundary. 103 Comment
  CHSC54013  Plantago elongata Vernon H. Oswald; Lowell Ahart 1991-5-9 4572 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northwest of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  CHSC64549  Plantago elongata Vernon H. Oswald; Lowell Ahart 1995-4-10 6609 Tehama Dale Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common on drying wetland near the w boundary fence south of Pool 4. 213 Comment
  CHSC65744  Plantago erecta Vernon H. Oswald; Lowell Ahart 1996-4-3 7293 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of the Sacramento Valley. Common and widespread in grassy upland (collected from gravel on the flood plane of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel). 103 Comment
  CHSC96527  Plantago erecta Lowell Ahart 2007-5-8 13723 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
  CHSC66882  Plantago major Vernon H. Oswald 1996-9-4 8262 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in moist gravel along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  RSA121627  Platanthera leucostachys G. D. Barbe 1955-7-16 161 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  UC1515776  Platanthera leucostachys Baki Kasapligil 1968-6-20 4285 Tehama in backyard Mr. L. Bodine's house (near U.S. Forest Service Headquarter, Mineral); Mineral, Mr. L. Bodine's house 1524 Comment
  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
  CHSC70842  Plectritis ciliosa subsp. ciliosa Vernon Oswald 1998-4-8 8900 Tehama Dales Lake Ecological 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. Cascade Range Foothills. Along the abandoned highway near the Jeep road crossong the NE corner of the reserve. 225 Comment
  JEPS5141  Plectritis ciliosa subsp. ciliosa Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on Paskenta-Covelo Road); Paskenta-Covelo Road Comment
  CHSC65708  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. NE corner of the plateau. On the S side of Paynes Creek. 213 Comment
  JEPS94156  Plectritis macrocera Vernon Oswald and Lowell Ahart 1998-4-27 8965 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  HSC1834  Plectritis macrocera Larry Berti 1969-3-19 30 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  CHSC41063  Poa annua Pauleen Broyles 1982-3-25 353 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road. 70 Comment
  UCD90400  Poa annua A. A. Beetle 1942-5-19 3279 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CAS-BOT-BC254912  Poa bulbosa L. E. Smith 1915-5-1 s.n. Tehama Red Bluff? Comment
  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
  UCD90671  Poa bulbosa Morris Halperin 1931-4-27 324 Tehama Red Bluff. R. W. Hanna's ranch. Comment
  CHSC55647  Poa pratensis K. R. Stern 1986-5-21 8312 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  HSC10750  Poa pratensis C. R. Ball 1932-7-23 659 Tehama N Fork of Battle River, Lassen Hwy., just outside (NE) of Mineral. 1524 Comment
  CAS-BOT-BC255960  Poa pratensis John Thomas Howell 1960-8-18 36094 Tehama Sulpur Works Checking Station, Lassen Volcanic National Park 2011 Comment
  CHSC66518  Poa pratensis subsp. pratensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7607 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank along Paynes Creek. 158 Comment
  CHSC41065  Poa secunda subsp. secunda Pauleen Broyles 1982-4-23 440 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow ca 1 km s of Lassen Road. 70 Comment
  CHSC46212  Poa secunda subsp. secunda Pauleen Broyles 1985-4-11 945 Tehama The Nature Conservancy Vina Plains Preserve. Ca 180 m south of fence between barn and 'safe' pastures. Comment
  CHSC86013  Poa secunda subsp. secunda Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Grizzly Creek. 274 Comment
  CAS-BOT-BC244274  Podagrostis humilis John Thomas Howell 1960-8-18 36063 Tehama Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC1988941  Pogogyne zizyphoroides Robert F. Hoover 1937-5-19 2291 Tehama Coyote Creek bridge, south of Red Bluff Comment
  SEINET12332640  Pogogyne zizyphoroides Unknown 1982-1 447 Tehama Just S of Lassen Roadl T24N R1W, S central Section 21 68 Comment
  OBI5330  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama On ranch rd made from gravel from adj Antelope crk, 6 mi W of Red Bluff Comment
  RSA285947  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Ranch road [near] Antelope Creek, 6 miles W of Red Bluff. Comment
  CHSC80675  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CAS-BOT-BC414219  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-18 36038 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC109128  Polygonum bidwelliae Rimo Bacigalupi; J. R. Sweeney; G. Jr. Bacigalupi 1953-8-29 4342 Tehama Small grade along State Highway 36, above Paynes Creek Canyon, 4.5 miles E of Dales and 3.5 miles W of Paynes Creek Sta. 396 Comment
  CHSC66057  Polygonum bidwelliae Vernon H. Oswald 1996-5-6 7510 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi N of the gravel road and 0.2 mi W of the Jeep Trail. 213 Comment
  CHSC68595  Polygonum bidwelliae Vernon H. Oswald; Lowell Ahart 1997-5-14 8453 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. On a low, dry, rocky, roadside bank through Tuscan mudflow. 725 Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  HSC1780  Polygonum bidwelliae Larry Berti 1969-5-9 85 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS96725  Polygonum bidwelliae Dean W. Taylor 1997-5-30 16015 Tehama Highway 36 about 6 miles East of Paynes Creek; on flank near summit of broad hill 3090 located about 2 miles East of the junction with Ponderosa Way 929 Comment
  OBI76992  Polygonum bidwelliae Anthony Baniaga 2011-6-12 344 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum Crk rd (202). Quad T28N R1E 684 Comment
  SEINET3405106 Image available Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama hills on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles S of Manton Comment
  JEPS50512  Polygonum bistortoides Jos. Grinnell 1927-1-16 Tehama near Mineral; Battle Creek Meadows 1524 Comment
  JEPS87928  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
  RSA67172  Polygonum bistortoides P. A. Munz 1951-7-25 16841 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 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
  UC402684  Polygonum bistortoides W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
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Jul 5 2009
  JEPS117688  Polygonum bolanderi Lowell Ahart, John Dittes 2010-7-17 16868 Tehama On dry bare rocky soil, south of the fence, about 130 yards southeast of the pond, south of the Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  UC1046657  Polygonum bolanderi R. A. Manning 1954-4-22 9 Tehama 1 mi se Dewitt Peak; Quadrangle 33-C-2 579 Comment
  CHSC86810  Polygonum californicum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  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
  CHSC117580  Polygonum douglasii Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21362 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
  CAS-BOT-BC414606  Polygonum douglasii P. A. Munz 1951-7-18 16672 Tehama N. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama - Trinity County 1950 Comment
  CAS-BOT-BC414607  Polygonum douglasii P. A. Munz 1951-7-25 16891 Tehama Square Lake, north face of South Yolla Bolly Mts. 2133 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
  JEPS104371  Polygonum hydropiperoides Lowell Ahart 2003-9-17 10589 Tehama On the south edge of 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
  CAS-BOT-BC418530  Polygonum minimum John Thomas Howell 1960-8-18 36098 Tehama Lassen Volcanic National Park. Sulphur Works Checking [Entrance] Station 2011 Comment
  JEPS50648  Polygonum phytolaccifolium Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2133 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
  RSA768932  Polygonum punctatum L. Ahart, John Dittes 2010-10-4 17285 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CHSC86786  Polypogon maritimus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  CHSC88234  Polypogon monspeliensis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11193 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
  JEPS106250  Polypogon monspeliensis Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11193 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
  UC1619931  Polystichum imbricans Barbara Ertter 1991-9-2 10782 Tehama 11 air mi WSW of Paskenta (Round Valley - Paskenta road (Rt M4) 5.8 mi E of Log Spring Creek); SW Tehama Co. 1371 Comment
  CHSC116675  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 B Tehama On the north side of Deer Creek Traill, about 100 yards northeast of Big Leaf Pond, about 1 1/2 miles by trail to Highway 32. 883 Comment
  SEINET10734811  Populus fremontii John C. Fremont 1846-1 Fremont 244 Tehama Deer Creek at Lassen's Comment
  CDA34208  Potamogeton natans L. Ahart, J. Dittes 2010-7-17 16843 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton and about 2 miles (air) north of Highway 36. Comment
  CHSC102634  Potamogeton natans Lowell Ahart; Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  SBBG128037  Potamogeton natans L. Ahart, J. Dittes 2010-7-17 16843 Tehama pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  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
  CAS-BOT-BC540581  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 966 Tehama Mineral, Sierra Nevada 1524 Comment
  RSA66370  Potentilla gracilis var. fastigiata Philip A. Munz 1951-7-26 16948 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  SBBG3037  Potentilla millefolia H. and M. Dearing 1938-6-22 2081 Tehama Deer Crk Comment
  SDSU7056  Prunella vulgaris var. lanceolata K. Dixon 1942-6-26 153 Tehama Cascade Creek. Comment
  UCD125351  Prunella vulgaris var. lanceolata J. M. Tucker; L. K. Mann 1962-7-29 3634 Tehama ca. 0.75 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  CAS-BOT-BC163065  Prunus emarginata Hans Leschke 1960-8-8 1722 Tehama Near Noble Pass - Lassen Volcanic National Park 1828 Comment
  CHSC90411  Prunus emarginata Niall McCarten; Roxanne Bittman 1986-6-15 5476 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  CDA26214  Prunus serotina Nursery Service 1949-6-9 Tehama Tehama. 0 Comment
  CAS-BOT-BC154617  Prunus subcordata A. A. Heller 1918-4-28 s.n. Tehama Grade between Mud Flat and Bennett Spring in the Coast Range Comment
  CHSC88260  Pseudognaphalium luteoalbum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11205 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  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
  JEPS117351  Pseudognaphalium stramineum Lowell Ahart, John Dittes 2010-7-17 16871 Tehama On dry red soil, about 200 yards southwest of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 816 Comment
  JEPS104103  Pseudostellaria jamesiana Lowell Ahart 2003-8-23 10536 Tehama Along a small streamlet, on both sides of the trail, ca 1/4 mi from the campsite as one hikes to Square Lake, ca 1 mi ne of Mount Linn, South Yolla Bolly. 2118 Comment
  RSA478139  Pseudostellaria jamesiana Bonnie C. Templeton 1960-6-14 8490 Tehama Near Mineral Comment
  CHSC102694  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16309 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC79966  Psilocarphus tenellus var. globiferus L. P. Janeway; B. Castro 2000-5-11 6720 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  CHSC64502  Psilocarphus tenellus var. tenellus Vernon H. Oswald; Lowell Ahart 1995-4-10 6636 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Dales Lake and the w boundary. 213 Comment
  CHSC64954  Psilocarphus tenellus var. tenellus Vernon H. Oswald; Lowell Ahart 1995-7-12 7021 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. On bank of pond and at the edge of the road. 1158 Comment
  CAS-BOT-BC148615  Ptelea crenulata A. A. Heller 1924-5-11 13857 Tehama On the bank of a stream west of Payne's Creek on the Red Bluff Susanville Highway 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
  HSC19869  Ptelea crenulata John L. Heywood, D. H. Norris 1968-3-31 1881 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  HSC19870  Ptelea crenulata Larry Berti 1968-6-15 Tehama Bottom of Antelope Creek, 200 yds. above dam Comment
  UCSB6965  Pteridium aquilinum Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  CHSC94548  Pterospora andromedea Lowell Ahart 2006-9-9 13259 Tehama Near the dry meadow area just west of the dirt road , about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 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
  JEPS75793  Pyrola asarifolia Todd and Virginia Keeler-Wolf 1973-9-1 540 Tehama North shore of Minnie Lake, Yolla Bolly Mountains 1905 Comment
  CHSC82371  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  HSC75050  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-22 10041 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  CAS-BOT-BC462903  Pyrola picta John Thomas Howell 1960-8-19 36148 Tehama Lassen Volcanic National Park: Brokeoff Mt. Trail 2590 Comment
  UC1553507  Pyrola picta E. Dean 1988-8-2 162 Tehama S of Round Mtn. S side of Forest Rd. 35 at turnoff to Red Mtn. 1706 Comment
  CHSC77580  Quercus berberidifolia Heidi West; Jenny Marr, Caroline Warren 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 295 Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  UC1004196  Quercus douglasii W. A. Weber and Lewis S. Rose 1953-5-23 8468 Tehama 6 mi n Red Bluff 91 Comment
  CAS-BOT-BC79597  Quercus durata C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  HSC72225  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-23 5865 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  CHSC105498  Quercus garryana var. breweri Lowell Ahart; John Dittes 2010-7-17 16880 Tehama On dry red rocky soil, north-aspect on the south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36. 772 Comment
  CHSC80202  Quercus kelloggii L. P. Janeway 1999-6-26 6483 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km southeast of Manton Road; about 1.3 km south of Battle Creek. 434 Comment
  UC1584299  Quercus kelloggii J. Kierstead 1990-9-11 90 -155 Tehama 3 mi ssw Tedoc Mt.; Yolla Bolla Ranger District 1524 Comment
  JEPS37981  Quercus wislizeni W. L. Jepson 1899-4-27 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  UC54722  Quercus wislizeni W. W. Mackie 1902-10-22 Tehama w of Paskenta Comment
  CHSC64543  Quercus wislizeni var. wislizeni Vernon H. Oswald; Lowell Ahart 1995-4-3 6604 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. Twig from a live oak growing between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  CHSC86984  Quercus wislizeni var. wislizeni Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA90489  Rafinesquia californica Milo S. Baker 1953-5-10 12588 Tehama Logging road west of Paskenta, near 7 mile post. 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
  CAS-BOT-BC379330  Ranunculus alismifolius var. lemmonii Saichi Kawahara 1968-5-5 406 Tehama meadow on Highway 89, St. Bernard, 1 mi west of Plumas county line Comment
  SEINET12080676  Ranunculus aquatilis Unknown 1982-1 344 Tehama T24N, R1W, nw quadrant Section 29 62 Comment
  JEPS55024  Ranunculus aquatilis var. capillaceus Joseph Grinnell 1925-7-21 Tehama Mineral; in stream 1463 Comment
  CHSC54015  Ranunculus bonariensis var. trisepalus Vernon H. Oswald; Lowell Ahart 1991-5-9 4570 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. At the southwest corner of the large impoundment at the entrance kiosk. 112 Comment
  CHSC102661  Ranunculus flammula var. ovalis Lowell Ahart; Josephine Guardino 2009-9-6 16359 Tehama On damp gray soil, east of the enclosure, on the side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, About 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  JEPS55015  Ranunculus hebecarpus Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CDA24330  Ranunculus hebecarpus J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  HSC75397  Ranunculus occidentalis J. O. Sawyer, K. A. Sawyer 1980-6-18 3561 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  RSA166246  Ranunculus occidentalis var. eisenii H. Dearing, M. Dearing 1937-5-30 349 Tehama Wet Mtn meadow, Esham Creek below Sequoia Park. 1555 Comment
  CHSC48831  Ranunculus uncinatus Vernon Oswald 1984-6-7 1270 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 Comment
  UC54505  Rhamnus rubra H. M. Hall and E. B. Babcock 4404 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  RSA613487  Rhamnus tomentella subsp. crassifolia Louis C. Wheeler 1935-5-23 3522 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  RSA748475  Rhamnus tomentella subsp. crassifolia K. M. Meyer, A. Townesmith 2007-8-4 193 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Road, Forest Service Rd. M4, Thomes Gorge Trailhead (10 mi. after the town of Paskenta). 617 Comment
  RSA7861  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1928-9-3 3434 Tehama 1 mile above Payne's Creek on the Red Bluff, Susanville road. 655 Comment
  JEPS123982  Rhododendron columbianum Lowell Ahart, John Dittes 2015-8-6 20520 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
  CHSC79648  Rhus aromatica L. P. Janeway; B. Castro 2000-4-22 6680 Tehama High Cascade Range. Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 902 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
  JEPS105853  Rhus trilobata Lowell Ahart 2004-4-29 10814 Tehama Along the Nomalaki Trail, about 1/4 mile by trail southwest of Dead Rabbit Lake, about 1 mile northwest of Bowers Creek, about 1 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 597 Comment
  RSA123552  Ribes binominatum G. D. Barbe 1955-7-16 171 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  HSC95673  Ribes lacustre Vernon H. Oswald, L. Ahart 1997-7-7 8714 Tehama USFS Rd. 35 at branch of the S Fork of Beegum Creek, 0.4 mi. W of Rat Trap Gap, N side of the Yolla Bolly-Middle Eel Wilderness 1707 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
  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
  UC1299688  Ribes lobbii Freed W. Hoffman 1947-6-23 1599 Tehama near Government Flat 796 Comment
  CHSC56300  Ribes nevadense K. R. Stern 1986-5-21 8279 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 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
  CHSC80608  Rigiopappus leptocladus Lowell Ahart 2001-6-14 8825 Tehama On the east side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CHSC83891  Rigiopappus leptocladus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10116 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC96519  Rigiopappus leptocladus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13828 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  JEPS34841  Rigiopappus leptocladus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta Comment
  JEPS34915  Rigiopappus leptocladus W. L. Jepson 1932-5-9 16354 Tehama near Seven Mile Creek about 3-4 mi ne Red Bluff; Seven Mile Creek 137 Comment
  JEPS94358  Rigiopappus leptocladus Vernon H. Oswald and Lowell Ahart 1997-5-14 8414 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  UC1619988  Rigiopappus leptocladus Barbara Ertter 1991-5-18 9853 Tehama Rosewood Ranch on Salt Creek ca. 17 airmiles w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Rosewood Ranch, Salt Creek 259 Comment
  JEPS30391  Rigiopappus leptocladus Peter H. Raven Tehama Comment
  CHSC68813  Rorippa curvisiliqua Vernon Oswald; Lowell Ahart 1997-6-10 8560 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). On the edge of the meadow. 1821 Comment
  JEPS90361  Rorippa curvisiliqua Dean W. Taylor 1972-6-17 Tehama Tedoc Mountain; border of small vernal pool 1371 Comment
  CHSC84257  Rorippa nasturtium-aquaticum Lowell Ahart; John Dittes 2003-6-11 10240 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
  CAS-BOT-BC146356  Rosa John Thomas Howell 1977-6-20 52364 Tehama On Deer Creek Road, west of Colby Mt. Comment
  CHSC82374  Rosa gymnocarpa Lowell Ahart 2002-6-29 9809 Tehama Just below the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1595 Comment
  JEPS104089  Rosa pisocarpa Lowell Ahart 2003-6-11 10255 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC80397  Rotala ramosior Caroline Warren; Heidi West, Julie Cunningham 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 198 Comment
  JEPS126579  Rubus Lowell Ahart, John Dittes 2016-6-22 21036 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CAS-BOT-BC147355  Rubus parviflorus Alice Eastwood 1912-8-22 1786 Tehama Trail from Morgans Springs to Sulphur works, Lassen Butte region Comment
  JEPS123929  Rubus parviflorus Lowell Ahart, John Dittes 2015-8-6 20519 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  CAS-BOT-BC416370  Rumex californicus P. A. Munz 1951-7-25 16883 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CHSC64724  Rumex crispus Vernon H. Oswald 1995-5-2 6703 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi e of Red Bluff. At the cattleguard on Inks Creek Rd. at the w fence. 213 Comment
  CHSC62940  Rumex dentatus Vernon H. Oswald; Lowell Ahart 1994-4-6 6085 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC81288  Rumex salicifolius var. denticulatus Caroline Warren; Jean Witzman, Beth Hendrickson 1999-6-24 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 Comment
  CHSC92150  Rupertia hallii J. Molter 1994-6-29 770 C Tehama On ridge. 1011 Comment
  UC580785  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mile northeast of Campbellville. Comment
  CHSC40716  Sagina apetala Pauleen Broyles 1982-5-4 696 Tehama The Nature Conservancy Vina Plains Preserve. Above irrigation ditch. 63 Comment
  CHSC65790  Sagina apetala Vernon H. Oswald; Lowell Ahart 1996-4-8 7322 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the upper flood plain on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  CAS-BOT-BC445653  Sagittaria cuneata Mary Strong Clemens 1920-9-9 s.n. Tehama Kirkwood Comment
  RSA565100  Sagittaria rigida D. W. Taylor 1992-5-26 12649 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek. 187 Comment
  RSA90599  Salix breweri Keith Wagnon 1953-5-10 12624 Tehama Below logging road. W of Paskenta. Collected between the 9 and 10 mile posts. Comment
  JEPS75781  Salix eastwoodiae Todd and Virginia Keeler-Wolf 1971-7-27 382 Tehama Hopkins Hollow; Yolla Bolly Mts. 1981 Comment
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Jul 22 2013
  CHSC66207  Salix exigua Vernon H. Oswald; Lowell Ahart 1996-6-3 7687 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 103 Comment
  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
  CAS-BOT-BC107906  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 381 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral, on the Mount Lassen Highway 1570 Comment
  CAS-BOT-BC107907  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  UC481902  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 403 Tehama 2 km. e Mineral (S. Fork Battle Creek) 1500 Comment
  UC481998  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek) 1500 Comment
  POM209493  Salix gooddingii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 650 Tehama Red Bluff. Comment
  LA208924  Salix hookeriana C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km E of Red Bluff 300.0 Comment
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Jul 22 2018
  CAS-BOT-BC106899  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  POM209472  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 679 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  CHSC67299  Salix laevigata James D. Jokerst 1983-5-7 1740 A Tehama Wurlitzer Ranch on the banks of Zimmershed Creek ca. 0.7 mi E of Meridian Rd. in area of old house site shown on USGS map. 103 Comment
  JEPS117358  Salix laevigata Lowell Ahart, John Dittes 2010-7-17 16850 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  SBBG128249  Salix laevigata L. Ahart, J. Dittes 2010-7-17 16850 Tehama SE corner of the pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  JEPS124071  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-5 20444 Tehama East side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC117635  Salix lasiolepis Lowell Ahart; John Dittes 2016-8-25 21303 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS127145  Salix lasiolepis Lowell Ahart, John Dittes 2016-8-25 21303 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC124940  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 1981 Comment
  LA208887  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Lassen Volcanic National Park, Mt. Lassen Hwy., 0.6 mi. N of Sulphur Works Checking Station 2042 Comment
  POM218942  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama S Fork of Battle Creek. 2 km E of Mineral. 1500 Comment
  POM362826  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway. 8 miles NE of Mineral. 2043 Comment
  POM362832  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG27413  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
  SBBG27427  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 672 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 1981 Comment
  SD950  Salix lemmonii Carleton 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
  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
  UC481990  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 374 Tehama 1.7 km. e Mineral (s. side of hwy., s.of rd. maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  CAS-BOT-BC125070  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  SBBG57911  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 379 Tehama S fork of Battle Crk, 1.7 km NE of Mineral 1570 Comment
  CAS-BOT-BC128235  Salix lucida A. A. Heller 1928-5-30 14587 Tehama Wet meadow at Mineral in the yellow pine belt. 1524 Comment
  JEPS117342  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16893 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  LA208923  Salix scouleriana C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Sierra Nevada, Mt. Lassen hwy, 7.9 mi NE of Mineral 1981 Comment
  CHSC113910  Salvia columbariae Lowell Ahart 2014-5-8 19451 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
  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
  HSC65814  Salvia sonomensis Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 87 Tehama 0.5 mi. SSW of BM1797 on USFS Rd. 29N15 610 Comment
  CAS-BOT-BC238599  Sambucus nigra subsp. caerulea John Thomas Howell 1960-8-20 36270 Tehama Near Lassen Volcanic National Park. Between Morgan and Childs Meadows 1524 Comment
  SEINET10465259  Sambucus nigra subsp. caerulea Billy Joe Cox, Jeffrey Huber 1971-6-10 Cox 2850 Tehama 8 mi E of Red Bluff, on Calif. Hwy. 36. 152 Comment
  JEPS108898  Sanguisorba annua 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
  UC543338  Sanguisorba annua H. M. Hall and E. B. Babcock July 1-2, 1903 4342 Tehama near Morgan ((Mill Creek Canyon), Mount Lassen); Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  HSC1812  Sanicula bipinnata Larry Berti 1969-3-19 29 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
  HSC86922  Sanicula bipinnatifida Anthony J. Desch, Bryon Cariss 1988-3-26 17 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  HSC89667  Sanicula bipinnatifida A. Smith, A. Eller & B. Hoffman 1989-3-31 5 Tehama On Tedoc Rd. (FS 45) near intersection with Hwy. 36, about 1.5 mi. E of boundary with Shasta Co. 549 Comment
  CHSC55176  Sanicula crassicaulis L. P. Janeway 1991-4-18 3912 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC83643  Sanicula graveolens L. P. Janeway 2001-4-24 7221 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  SBBG5279  Sanicula tracyi H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  CHSC13525  Sanicula tuberosa C. J. Roy 1973-4-21 41 Tehama On hillside 25 ft n of St. Rte. 32, 9.1 mi. s of St. Rte. 89 (47.9 mi. ne of Chico). [Label says Butte Co., but more likely to be Tehama Co.]. 1143 Comment
  UC2012967  Sanicula tuberosa Barbara Ertter 1990-5-13 8961 Tehama Northeast TEHAMA CO.: north side Highway 36 between Morgan Springs and Child Meadows, open W-facing bank above Mill Creek. Comment
  CHSC105223  Saponaria officinalis Lowell Ahart; John Dittes 2010-7-19 16905 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  UCD69333  Sarcodes sanguinea Patsy Barris 1984-5-28 27 Tehama Tehama Co.; 5 mi. west of St. Bernard Inn; in Red Fir forest with Abies magnifica and Pinus Murrayana; common herbaceous perennial, 17 cm tall, red plant; growing on south-facing slope, in dry gravely soil with volcanic parent material in partial shade. 1463 Comment
  UCD126467  Schedonorus arundinaceus John Thomas Howell 1960-8-20 36248 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC66605  Schoenoplectus mucronatus Vernon H. Oswald 1996-7-19 8073 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jel-lys Ferry Rd. NE of Red Bluff. Along an old river channel on the NE side of the parcel. 100 Comment
  CHSC46977  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  JEPS87031  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11442 Tehama shallow water of Wilson Lake Childs Meadows Quad., , Wilson Lake (Cascade Mountains) 1606 Comment
  JEPS101846  Scirpus diffusus Dean W. Taylor 1990-8-10 11447 Tehama Wilson Lake 1584 Comment
  CHSC105499  Scirpus mucronatus Lowell Ahart; John Dittes 2010-7-17 16859 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC88523  Scleranthus annuus subsp. annuus Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UCD125673  Scutellaria antirrhinoides J. M. Tucker 1959-7-19 3566 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  UC1713625  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UCD80403  Scutellaria californica CNPS SN Foothill Team 2005-6-21 SNNR 0379 Tehama USFS, Lassen National Forest. 641 Comment
  CHSC78853  Scutellaria siphocampyloides Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC80660  Scutellaria siphocampyloides Lowell Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102319  Scutellaria siphocampyloides Lowell Ahart 2001-6-8 8777 Tehama 9 mi W of Paskenta (W side of road M2) 792 Comment
  UCD80404  Scutellaria siphocampyloides CNPS SN Foothill Team 2005-5-18 SNNR 0080 Tehama TNC, Dye Creek Preserve, Wildcat Canyon, NE of where road crosses creek and SE of Apperson Cabin site. 319 Comment
  HSC74952  Scutellaria siphocampyloides J. P. Smith, Thomas W. Nelson 1979-6-24 10177 Tehama Shasta-Trinity National Forest. 0.8 mi. from Wells Creek Camp on the road to Tedoc Gap 1280 Comment
  CHSC88854  Sedella pumila A. Peterson 2003-4-19 43 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  CHSC90907  Sedum obtusatum Niall McCarten; Roxanne Bittman 1986-6-15 5462 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CAS-BOT-BC64159  Sedum spathulifolium D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 41 Tehama On hwy 36 at the intersection with Beegum Creek. 0.1 mi. upstream from bridge crossing. N face outcropping Comment
  UC1949177  Selaginella wallacei Barbara Ertter with Brad Olson 1991-7-4 10190 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC105989  Senecio aronicoides B. Castro; L. P. Janeway 2000-4-22 1098 Tehama High Cascade range. Along Ponderosa Way near top of Middle Ridge, N of and overlooking South Fork Antelope Creek and Black Butte. Along edge of old jeep road. 315 Comment
  UC1949319  Senecio aronicoides Barbara Ertter with Brad Olson 1991-7-6 10356 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
  UC2042821  Senecio aronicoides Barbara Ertter 1990-5-13 8951 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
  UCD33124  Senecio hydrophilus Beecher Crampton 1966-6-28 7772 Tehama 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 457 Comment
  CAS-BOT-BC363763  Senecio integerrimus A. A. Heller 1928-5-30 14593 Tehama At Mineral 1524 Comment
  JEPS37592  Senecio integerrimus var. exaltatus Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UCR130068  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2001-7-7 6905 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  UCD92688  Setaria italica W. W. Mackie 1921-9-1 s.n. Tehama Red Bluff. 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
  CHSC7050  Sidalcea celata S. Armantrout 1969-5-3 3 Tehama Off road 5.6 mi e of Red Bluff, Hwy. 36. Comment
  CHSC71041  Sidalcea celata Vernon Oswald; Lowell Ahart 1998-5-14 9044 Tehama Hwy. 36 between Red Bluff and Plantina, 0.9 mi west of Bowman Rd. 201 Comment
  CHSC78859  Sidalcea diploscypha Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS50053  Sidalcea hartwegii W. L. Jepson 1899-4-25 14071 Tehama Stiver's Ranch Crane Creek, Rosewood, Stiver's Ranch Comment
  CHSC41004  Sidalcea hirsuta Pauleen Broyles 1982-5-24 650 Tehama The Nature Conservancy Vina Plains Preserve. At edge of large vernal pool, 50 m. s of Lassen Road in w pasture. 66 Comment
  CHSC47046  Sidalcea hirsuta R. A. Schlising 1985-3-16 4458 Tehama Vina Plains Preserve (ownded by Nature Conservancy) in south part of the county; at margin of large vernal pool in north pasture of preserve. 60 Comment
  CHSC66030  Sidalcea hirsuta Vernon H. Oswald 1996-5-13 7553 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Localized population along the first drainage S of the creek and ca. 0.1 mi E of the W. boundary. 105 Comment
  JEPS96537  Sidalcea hirsuta Dean W. Taylor 1993-5-14 13437 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36) 213 Comment
  JEPS97959  Sidalcea hirsuta K. Andreasen 1998-6-29 276 Tehama ca. 15 mi NE of Red Bluff (W of A6, at SW edge of Dales Lake in Ecological Reserve) Comment
  UCD116576  Sidalcea hirsuta Norman McLeod 1956-6-5 s.n. Tehama Tehama County. Comment
  HSC35738  Sidalcea malviflora Steven Lagos 1974-5-5 65 Tehama Hwy. 36, 21 mi. E of Trinity Co. line Comment
  HSC31595  Sidalcea malviflora subsp. laciniata Thomas E. Higley 1974-5-5 89 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CAS-BOT-BC213159  Sidalcea oregana subsp. eximia G. K. Helmkamp; Elizabeth Helmkamp 2001-7-7 6886 Tehama CA - 36 at Gurnsey Crk, about 2 mi. N of junction with CA-32, Sierra Nevada Mountains 1447 Comment
  RSA66614  Sidalcea oregana subsp. oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2073 Comment
  UCR123531  Sidalcea oregana subsp. spicata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6886 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC68581  Silene antirrhina Vernon H. Oswald; Lowell Ahart 1997-5-14 8458 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) at Moak Trailhead. On the east side of the road. 1121 Comment
  SEINET516284  Silene antirrhina Vernon H. Oswald 1997-5-14 8458 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) at Moak Trailhead. 1122 Comment
  JEPS76674  Silene californica L. R. Heckard 1972-6-17 2951 Tehama e slope of Beegum Mt. 1188 Comment
  UCR3531  Silene californica Frank C. Vasek 1964-8-5 640805- 02 Tehama North Coast Range, Stuart Gap 1500 Comment
  CDA36315  Silene californica J. R. Keck Jr. 1989-4-18 PDR# 331446 Tehama Forest Route 35; southwest of Highway 36. 0 Comment
  JEPS118709  Silene campanulata subsp. glandulosa Julie Kierstead Nelson, Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca. 20 mi. west of Red Bluff, along Forest Road 45. Beegum West 7.5 minute quadrangle. Comment
  CHSC48267  Silene douglasii var. douglasii Vernon Oswald 1986-7-24 2234 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  CHSC118040  Silene gallica Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 201 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 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
  CAS-BOT-BC181356  Silene occidentalis Mrs. H. C. Cantelow 1938-7-5 2415 Tehama 5.3 mi. s. w. jct. Hwy. 32-89, Deer Creek Rd, s.w. of Chester 1280 Comment
  CHSC40704  Sisymbrium officinale Pauleen Broyles 1983-4-16 901 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch, wnw of barn in s pasture. 62 Comment
  UC429220  Sisyrinchium idahoense var. occidentale Milo S. Baker before Feb. 1906 Tehama Little Hot Spring Valley Comment
  JEPS117391  Solanum americanum Lowell Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  CHSC115889  Solanum elaeagnifolium L. P. Janeway; B. Castro 2015-7-13 11801 Tehama Sacramento Valley. Open flat sparse grassland/valley oak wood-land; east side of Rawson Road and south side of Thomes Creek; 6.4 air-km northwest of Corning. 96 Comment
  CHSC113004  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CAS-BOT-BC157518  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles w. of Payne's Creek Comment
  CHSC84405  Solidago velutina subsp. californica Lowell Ahart 2003-8-11 10493 Tehama Near a drainage, burned area on the west side of road M2, about 9 miles west of Paskenta. 875 Comment
  CHSC41069  Sorghum halepense Pauleen Broyles 1982-6-8 712 Tehama The Nature Conservancy Vina Plains Preserve. Along fence line, Lassen Rd, n pasture. 68 Comment
  HSC10985  Sorghum halepense C. S. Chavez 1965-4-30 53 Tehama Hwy. 36, 10 mi. E of Red Bluff Comment
  HSC37554  Sorghum halepense J. D. Ackerman, A. M. Montalvo 1975-7-17 568 Tehama Dry creek, 14.5 mi. from Tehama-Shasta Co. line, Hwy. 36 Comment
  JEPS117339  Spartium junceum Lowell Ahart, John Dittes 2010-7-19 16895 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  CHSC113347  Spergularia bocconi Lowell Ahart; John Dittes 2014-5-16 19477 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  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
  JEPS122133  Spergularia rubra Lowell Ahart, John Dittes 2014-5-16 19478 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
  RSA0098099  Spergularia rubra Douglas Barbe 1955-7-17 213 Tehama At Cold Spring Camp. 1890 Comment
  UC54350  Spiraea douglasii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4407 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCR247410  Sporobolus indicus Ryan Jennings 2009-9-8 PDR 1411637 Tehama Sacramento Valley, Vina 64 Comment
  JEPS94377  Stachys ajugoides var. ajugoides Vernon Oswald and Lowell Ahart 1997-7-7 8686 Tehama w of Saddle Campground (Forest Road 27N26 0.4 mi w of its junction with 27N06, near the ne corner of the Yolla Bolly Middle Eel Wilderness); Yolla Bolly Middle Eel Wilderness, Forest Road 27N26 1066 Comment
  CHSC84442  Stachys ajugoides var. rigida Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10530 Tehama Meadow edge, about 80 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  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
  JEPS101607  Stachys pycnantha Dean W. Taylor 1997-7-8 16114 Tehama Grapevine Spring, along Ponderosa Way in canyon South Fork Battle Creek 899 Comment
  RSA66613  Stachys rigida subsp. rivularis P. A. Munz 1951-7-25 16905 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  JEPS101605  Stachys stricta Dean W. Taylor 1997-7-9 16119 Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 563 Comment
  RSA755493  Stellaria borealis subsp. sitchana Barbara Ertter, Brad Olson 1991-7-6 10409 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  CHSC85311  Stellaria calycantha John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 805 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.4 air-mile east of Square Lake. 2118 Comment
  CHSC68944  Stellaria crispa Vernon Oswald; Lowell Ahart 1997-7-7 8695 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  JEPS94494  Stellaria crispa Vernon Oswald and Lowell Ahart 1997-7-7 8695 Tehama Forest Route 35 at Cedar Creek near the ne corner of Yolla Bolly Middle Eel Wilderness; Forest Route 35 at Cedar Creek 1066 Comment
  CDA3542  Stellaria nitens L. Ahart, Vernon Oswald 2001-5-7 10022 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC100926  Stephanomeria lactucina R. A. Schlising; Marc Hayes 1977-8-6 3201 Tehama Along Highway 32, just south of its junction with Highway 36. Comment
  CHSC105922  Stephanomeria lactucina B. Castro; L. P. Janeway 1999-8-23 1034 Q Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi E of B