Search Results — 2000 specimen records retrieved (1653 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC90404  Abies concolor Niall McCarten; Roxanne Bittman 1986-6-15 5475 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  RSA21524  Acer macrophyllum Carl B. Wolf 1937-5-17 8710 Tehama Red Bluff, Susanville Road, 6 7/10 miles below Mineral. 1372 Comment
  UCD70186  Acer negundo D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Cottonwood-Western sycamore forests (Populus fremontii-Platanus racemosa) in Sacramento River near William B. Ide State Historic Park. 85 Comment
  CHSC23874  Achillea millefolium B. Garamendi 1974-5-11 3 Tehama Mill/Deer Creek Study Area. 300 yds S of Antelope Creek Crossing on Belle Melle Rd. 487 Comment
  CHSC45621  Achillea millefolium Vernon Oswald 1985-7-8 1893 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  CHSC94540  Achillea millefolium Lowell Ahart 2006-9-9 13248 Tehama Open dry meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  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
  UC1056064  Achnatherum lemmonii J. I. Mallory 1956-6-5 139 Tehama 1 mi nne Paynes Creek (Inskip Lookout road); Mt. Diablo Mer, Quad. 33-B-3 594 Comment
  UC1024348  Achnatherum lemmonii subsp. pubescens B. Crampton 1954-6-16 2000 Tehama w of Paskenta (Crane Mills main logging road); Round Mountain, Whitlock Camp 1219 Comment
  RSA141281  Achnatherum lemmonii var. lemmonii J. M. Tucker, L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain 1921 Comment
  CHSC83618  Achnatherum nelsonii subsp. dorei L. P. Janeway 2001-6-24 7220 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
  JEPS28283  Achnatherum nelsonii subsp. dorei George W. Gillett 1957-8-18 1103 Tehama ca. 1/4 mi. above Sulphur Works Checking Station (lower portion Brokeoff Trail, Brokeoff Mt.); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2103 Comment
  UC523867  Achnatherum occidentale subsp. californicum C. R. Ball 1932-7-23 670 Tehama 4 mi ne on Mt. Lassen Highway Mineral; Mt. Lassen Highway 1828 Comment
  UCD55546  Achnatherum occidentale subsp. californicum Beecher Crampton 1954-6-16 1993 Tehama Mendocino National Forest; Paskenta District; Howell Saddle, Crane Mills Logging Road. 1892 Comment
  UCD51220  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1939-7-10 2944 Tehama 12 miles east of Paynes Creek. 1097 Comment
  UC1052185  Achnatherum stillmanii J. I. Mallory 1954-10-12 108 Tehama ne part of Sugarpine Flat Quadrangle 33-A-2 1737 Comment
  UCD51413  Achnatherum stillmanii Dean W. Taylor 1976-7-7 6029 Tehama Highway 32 in canyon of Deer Cr. near Alder Cr. campground approx. 7.8 miles west of jct. with Highway 89. 1173 Comment
  CHSC84583  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2003-9-17 10579 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
  JEPS121175  Acmispon americanus var. americanus Lowell Ahart 2013-8-2 18977 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  CHSC68583  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1997-5-14 8427 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  UCD80297  Acmispon brachycarpus CNPS SN Foothill Team 2005-6-23 SNNR 0393 Tehama USFS Lassen National Forest. 929 Comment
  UCD21109  Acmispon parviflorus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 285 Tehama Inks Creek Ranch site. Pool # INK207. Comment
  JEPS94493  Aconitum columbianum Vernon Oswald and Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  UCD95393  Aconitum columbianum J. M. Tucker; L. K. Mann 1962-7-29 3633 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 Comment
  CAS-BOT-BC391372  Aconitum columbianum subsp. columbianum John Thomas Howell 1960-8-18 36077 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC412932  Aconogonon davisiae C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla [Bolly] Comment
  UCD150451  Aconogonon davisiae William Anderson 1963-7-21 s.n. Tehama Lassen Park. 2438 Comment
  CHSC115788  Aconogonon phytolaccifolium Lowell Ahart; John Dittes 2015-8-6 20494 Tehama South of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UCR37567  Adenostoma fasciculatum Brian Kearney, P. Williams, Mike Malamus 1984-5-12 36 Tehama c. 38 mi. west of Red Bluff. Dry Creek Drainage 457 Comment
  CHSC75379  Aesculus californica Ben Myhre 1997-4-14 1 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UCR37607  Aesculus californica K. B. Barrows 1984-5-12 74 Tehama Hwy 36. c. 38 mi west of Red Bluff, near Begum 457 Comment
  CHSC78590  Agoseris heterophylla J. Marr; C. Warren 1998-5-19 Tehama West of Orland, vicinity of Newville, Garland Road and Mendocino NF land. 243 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
  CHSC66219  Agrostis exarata Vernon H. Oswald; Lowell Ahart 1996-6-3 7696 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the old bridge site. 103 Comment
  CHSC80712  Agrostis exarata Lowell Ahart 2001-6-8 8798 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 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
  UC600397  Agrostis exarata H. F. Copeland 1920-7-24 Tehama near mouth of Rattlesnake Creek; Deer Creek Comment
  CHSC106357  Agrostis gigantea Lowell Ahart; John Dittes 2010-7-19 16898 Tehama About 5 yards north of the poor road crossing, on the bottom of 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
  JEPS88271  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-6-3 7718 Tehama BLM parcel anlong Hwy 36 ne Red Bluff (plateau on e side of Paynes Creek near river); Hog Lake Plateau, Cascade Range Foothills, Sacramento River 106 Comment
  JEPS110308  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS100562  Agrostis microphylla var. intermedia Dean W. Taylor 1991-5-8 11681 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  CHSC101424  Agrostis pallens David Isle 1992-7-7 1543 Tehama Coordinated Resource Inventory (Ecological Unit Inventory) Plot 924 taken at north end Rd 23N04.2. S of the SW tributary of Willow Creek. (Quail Flat Landing N of Sugar Spring Campground). 1231 Comment
  CHSC97411  Agrostis scabra Robert Fischer 2006-7-16 1031 Tehama Childs Meadow. Cascade Range High, off Hwy. 32 south of the Hwy. 36 junction, part of the Deer Creek Meadow. 1402 Comment
  CHSC105746  Agrostis stolonifera David Isle 1992-10-21 1802 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Kenny Ridge; 0.45 mile NW of Jct. 23N04/23N24 in wet spot on north aspect of 23N24. 1267 Comment
  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
  JEPS124425  Agrostis variabilis Lowell Ahart, John Dittes 2015-8-5 20449 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC77403  Aira caryophyllea Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  SEINET260834  Aira caryophyllea L. M. Shultz 1990-5-5 11260 Tehama Mendocino Forest ; Corning District; Northern Coastal Range area 305 Comment
  CHSC66604  Alisma lanceolatum Vernon H. Oswald 1996-7-19 8072 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Marshy drainage along an old river channel on the NE side of the parcel. 100 Comment
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  CHSC81327  Allium amplectens J. Trizzino 2001-4-17 30 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  CHSC91094  Allium amplectens Niall McCarten 1986-6-15 5290 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so side Rd. 25N29. 2011 Comment
  JEPS118136  Allium amplectens Dean William Taylor 1972-6-17 1526 Tehama Tedoc Mountain 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
  UC1010442  Allium amplectens Milo S. Baker and H. K. Wagnon 1953-5-31 12726 Tehama near 5 mi post on logging rd. w Paskenta Comment
  UC1051543  Allium amplectens Helen K. Sharsmith 1954-6-24 4344 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  RSA93502  Allium amplectens Milo S. Baker, H. K. Wagnon 1953-5-31 12726 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  SEINET8112100  Allium amplectens B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  JEPS100798  Allium bolanderi var. bolanderi Dean W. Taylor 1990-4-24 10653 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  UC1037358  Allium campanulatum Douglas Barbe 1955-7-16 189 Tehama near summit of SOuth Yolla Bolly 2438 Comment
  SEINET198085  Allium campanulatum L. Kellogg 1952-7-16 67 Tehama Mendocino National Forest ; N Coast Ranges Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2134 Comment
  CHSC54114  Allium falcifolium Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4610 Tehama M2 (23N01), 9.8 miles (odometer) west of Paskenta. 896 Comment
  HSC2939  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CAS-BOT-BC474318  Allium validum Milo S. Baker 1940-8-12 9798 Tehama Bank of Creek at Government Flat Comment
  CHSC29822  Allophyllum divaricatum M. S. Taylor; R. S. Schlising, T. Griggs 1980-6-21 2935 Tehama Deer Creek jct with Leninger Rd, ca. 19 mi n of Chico. Comment
  JEPS58617  Alnus rhombifolia W. L. Jepson 1899-4-28 Tehama near foot of Tom's Head; Yolla Bolly Mountains, Cold Fork of the Cottonwood Creek Comment
  CHSC45028  Alopecurus saccatus Pauleen Broyles 1988-4-6 1104 Tehama On Singer Creek Ditch in Lassen Pasture. The Nature Conservacy Vina Plains Preserve. Comment
  HSC93663  Alopecurus saccatus G. Fred Hrusa, J. Hart 1998-5-10 14421 Tehama Coyote Creek Conservation Area, .25 mi. S of Coyote Crk., 1 mi. W of Paskenta Rd. 100 Comment
  JEPS118006  Alopecurus saccatus Lowell Ahart, John Dittes 2011-6-9 17434 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  JEPS117262  Ambrosia artemisiifolia Lowell Ahart, John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  RSA11884  Amelanchier pallida Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral, Mt. Lassen region Comment
  CAS-BOT-BC135626  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CAS-BOT-BC135674  Amelanchier utahensis John Thomas Howell; Alice Eastwood 1941-7-9 9839 A Tehama Near Government Flat Comment
  CAS-BOT-BC135675  Amelanchier utahensis Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral - Mt. Lassen region 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
  UC1094050  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and G. T. Robbins 1956-4-18 674 Tehama 2.1 mi n Paskenta (on road to Lowrey) Comment
  SEINET12280468  Amsinckia intermedia F. Chisaki, Bacigalupi, R.; Robbins, G. T. 1956-1 676 Tehama about a mile east of Red Bluff on Highway 99E Comment
  UCD80132  Amsinckia lycopsoides CNPS SN Foothill Team 2006-3-28 SNFN 0349 a Tehama TNC Dye Creek Preserve. The plot is located about 1000 m SW of TNC office on the Dye Creek Preserve. 185 Comment
  CDA41477  Amsinckia menziesii G. F. Hrusa, J. Hart 2000-4-8 15290 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC102610  Anaphalis margaritacea L. P. Janeway 2009-7-26 9876 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  CHSC68533  Ancistrocarphus filagineus Vernon H. Oswald 1997-4-23 8344 Tehama Forest road M2 7.6 miles W of Paskenta. 701 Comment
  JEPS40587  Ancistrocarphus filagineus W. L. Jepson 1934-5-5 16636 Tehama (w Tehama Co.) Beegum Comment
  CHSC76779  Androsace elongata subsp. acuta J. Marr; H. West 1999-4-14 Tehama Vicinity of Newville, Garland Rd and Salt Ck drainage. 231 Comment
  RSA115249  Anemone multifida George W. Gillett 1953-7-3 263 Tehama Tehama county: Rock crevices above road, 0.25 mile above Diamond Point, Near Diamond Peak. 2256 Comment
Read comments
Oct 28 2009
  CHSC42568  Angelica californica Vernon Oswald 1985-7-8 1891 Tehama Hwy 32 0.2 mi sw of Deer Creek Bridge, ca. 2 mi s of Potato Patch Campground. 993 Comment
  CHSC81088  Angelica californica Lowell Ahart 2001-8-28 9185 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  CAS-BOT-BC271414  Anisocarpus scabridus Clare B. Hardham 1971-8-10 18321 Tehama South Yolla Bolly Mountain 2438 Comment
  CAS-BOT-BC271415  Anisocarpus scabridus John Thomas Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  CHSC44191  Anisocarpus scabridus Vernon Oswald 1988-7-12 3567 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, just e of the trail to Burnt Camp, ca. 1.5 mi w of the trailhead. 2151 Comment
  CAS-BOT-BC69169  Antennaria dioica P. A. Munz 1951-7-25 16860 Tehama 1.5 mi. 3. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC58678  Antennaria geyeri J. M. Tucker; L. K. Mann 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain 2255 Comment
  JEPS87526  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1993-9-2 5901 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC58725  Antennaria geyeri Philip A. Munz 1951-7-26 16922 Tehama Ridge east of South Yolla Bolly Peak summit 2316 Comment
  CHSC61396  Antennaria rosea subsp. confinis Vernon H. Oswald; Lowell Ahart 1993-8-18 5818 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2225 Comment
  CHSC117355  Antirrhinum cornutum B. Castro; L. P. Janeway 2015-7-13 2100 Tehama Sacramento Valley. In bottom of Thomes Creek channel ca. 1.25 mi. W of Hwy I-5 and ca. 50 ft E of the Rawson Rd. Bridge. 91 Comment
  CHSC76786  Antirrhinum subcordatum L. P. Janeway; Caroline Warren 1999-6-15 6467 A Tehama Small side ravine along larger canyon on south side of South Fork Cottonwood Creek. 341 Comment
  CHSC92156  Antirrhinum subcordatum J. Molter 1993-7-26 765 b Tehama Along abandoned rd. 640 Comment
  JEPS106301  Antirrhinum subcordatum Lowell Ahart 2004-6-11 11019 Tehama Hillside on the west side of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 553 Comment
  OBI72071  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 along crk 244 Comment
  UC2031504  Antirrhinum subcordatum Barbara Ertter with Brad Olson 1991-7-5 10325 Tehama Raglin Ridge Road at North Fork Elder Creek crossing, ca. 23 air miles SW of Red Bluff Comment
  CHSC80696  Antirrhinum vexillo-calyculatum subsp. breweri Lowell Ahart 2001-6-8 8789 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS97424  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and L. Ahart 1995-7-12 7001 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  SJSU11068  Apocynum androsaemifolium R. J. McDonald & N. D. Addy 1962-6-30 Tehama Hwy 36 c. 11 mi W of Mineral 1066 Comment
  RSA302183  Apocynum androsaemifolium subsp. pumilum J. R. Shevock 1972-7-24 2199 Tehama Hwy. 36, So. of Lassen Volcanic Park 1402 Comment
  CHSC66181  Apocynum cannabinum Vernon H. Oswald; Lowell Ahart 1996-6-3 7708 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.4 mile downstream from the old bridge site. 100 Comment
  CHSC37627  Aquilegia formosa T. B. Devine 1979-8-12 592 Tehama Ca. 10 mi SW of junction of Hwy 32 and Hwy 89 along tributary of Deer Creek, N of Hwy 32, 1 mi SW of Potato Patch Campground. 1012 Comment
  JEPS60404  Aquilegia formosa Joseph Grinnell 1925-6-27 Tehama Mineral 1463 Comment
  SDSU9941  Aquilegia formosa K. Dixon 1942-8-4 174 Tehama Big Chico Creek. Comment
  CHSC56578  Aquilegia formosa var. truncata Steven Triano 1988-9-18 256 Tehama Ca. 20 ft W of Hwy 32 and 29.5 mi N of its jct. With Hwy. 99. 1085 Comment
  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-BC17381  Arabis pycnocarpa var. pycnocarpa P. A. Munz 1951-7-26 16942 Tehama South Yolla Bolly Peak. Square Lake, north base. 2133 Comment
  SEINET3081614 Image available Aralia californica F. C. Vasek 1964-8-5 640805 -1 Tehama White Rock Road 8.2 mi from State 36 1219 Comment
  CHSC95194  Arceuthobium abietinum R. D. Fischer 2005-8-1 841 Tehama Cascade Range High in Lassen National Volcanic Park. Specimen found along Ridge Lake Trail out of Sulfur Works. 1981 Comment
  UC1078854  Arceuthobium campylopodum Job Kuijt 1957-5-21 1362 Tehama Manton Comment
  RSA748474  Arceuthobium occidentale K. M. Meyer, A. Townesmith 2007-8-4 192 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
  UC1043529  Arctostaphylos X candidissima P. C. Everett and E. K. Balls 1954-10-16 20319 Tehama Paskenta-Covelo Rd 4.6 mi w Mud Flat Forest Camp 1463 Comment
  CHSC118504  Arctostaphylos canescens subsp. canescens L. P. Janeway; B. Castro 2016-9-5 12159 Tehama Klamath Ranges. Top of Pony Buck Peak. 1705 Comment
  CHSC48368  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1986-4-1 1064 Tehama Rd. 23N05 0.3 mi S of Round Valley Rd. (M4). 1021 Comment
  CHSC68795  Arctostaphylos canescens subsp. sonomensis Vernon Oswald 1997-6-7 8547 Tehama Tedoc Mtn. between Tedoc Gap and Stuart Gap Road on FR 28N36, 0.8 mi west of FR 45. 1341 Comment
  SEINET11984886  Arctostaphylos elegans R. Gankin, Hildreth, W. R. 1966-1 708 Tehama on summit of Round Mountain Comment
  CHSC37665  Arctostaphylos manzanita T. B. Devine 1981-9-5 771 Tehama Forest Service Road 19N22, ca. 1/4 mi from junciton with Hwy 89. 1859 Comment
  CHSC68495  Arctostaphylos manzanita subsp. elegans Vernon H. Oswald 1997-3-20 8312 Tehama Round Valley Rd. (M4) 5.8 mi W of Newville Rd., W of Salt Creek Conservation Camp. 457 Comment
  UC1043530  Arctostaphylos manzanita subsp. elegans P. C. Everett and E. K. Balls 1954-10-16 20320 Tehama 5.7 mi w Mud Flat Service Camp (road from Paskenta to Covelo) 1615 Comment
  RSA31749  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1942-2-23 16379 Tehama Top of grade east of the Paynes Creek Highway Maintenance Station. Comment
  RSA256978  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1497 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  UC1182197  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1959-12-30 190 Tehama about 1/4 mi w Saddle Camp Guard Station; Trinity National Forest, Quad 31C1 1158 Comment
  UC726988  Arctostaphylos mewukka A. A. Heller 1942-2-23 16379 Tehama top of grade e Paynes Creek Highway Maintenence Station Comment
  CAS-BOT-BC40000  Arctostaphylos nevadensis John Thomas Howell 1960-8-19 36167 Tehama Brokeoff Mt. Trail 2682 Comment
  SFV17884  Arctostaphylos nevadensis J. D. Dilley 1998-7-18 377 Tehama Sierra Nevada East slope of Hamilton Butte on USFS Road 31N17, 3 miles north of the town of Mineral. Comment
  UC1037404  Arctostaphylos nevadensis Douglas Barbe 1955-7-21 228 Tehama rocky hill at w shore Square Lake (w Tehama Co.) 2103 Comment
  CAS-BOT-BC44480  Arctostaphylos patula Roger Raiche 1985-3-18 50148 Tehama Log Spring Road, west of Paskenta, 13.7 miles west of its origina at the Newville Road. 1463 Comment
  CHSC105949  Arctostaphylos patula Lowell Ahart; John Dittes 2010-7-17 16878 Tehama About 50 yards east of the gate, about 90 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 829 Comment
  RSA39729  Arctostaphylos patula P. A. Munz 1947-5-18 11853 Tehama On Hwy 89 2 miles south of main south entrance to Lassen Park. 1890 Comment
  CHSC114589  Arctostaphylos patula subsp. patula J. Kierstead 1990-9-11 90 -152 Tehama Yolla Bolly Ranger District. 3 miles south of Tedoc Mt., Ssouth side of FS Rd 27N12. 1554 Comment
  CHSC68537  Arctostaphylos viscida subsp. pulchella Vernon H. Oswald 1997-4-23 8341 Tehama Forest road M2 7.2 miles W of Paskenta. 652 Comment
  CAS-BOT-BC45330  Arctostaphylos viscida subsp. viscida P. C. Everett; E. K. Balls 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 822 Comment
  UC1121447  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama 1 mi nw junc. of Chico and Little Smoke Cr. (Plot 15); Paynes Creek Quadrangle 1066 Comment
  JEPS87503  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
  CHSC92798  Arenaria serpyllifolia subsp. serpyllifolia John Dittes; Josephine Guardino 2005-4-13 1072 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
  HSC94221  Arenaria serpyllifolia var. serpyllifolia D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 26 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  CHSC48644  Argemone munita subsp. munita Vernon Oswald 1984-5-30 1216 Tehama Medocino Nat. Forest, Round Valley Rd. (M4; 23N02), 8.9 mi w of Newville Rd. Scattered plants in loose, dry soil along the road. 853 Comment
  JEPS102886  Argemone munita subsp. munita Lowell Ahart 2001-6-14 8823 Tehama On the E side of road M2, ca 7.5 miles W of Paskenta. 579 Comment
  CAS-BOT-BC401666  Argemone munita subsp. munita Edward P. Bertin 1946-5-1 s.n. Tehama Unspecified 243 Comment
  SACT000300  Aristida oligantha L. Abrams 1934-8-23 Tehama Common Comment
  CHSC78951  Aristida ternipes var. hamulosa Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC65695  Aristolochia californica Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7266 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff; along Paynes Creek in NE corner of the plateau. 152 Comment
  CAS-BOT-BC290605  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road, ca. 2.5 miles east of Hwy. 36/89. North end of lake near Wilson Lake Rock. Comment
  CAS-BOT-BC82080  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road ca. 2.5 miles east of Hwy 36/89. North end of lake near Wilson Lake Rock Comment
  JEPS111004  Arnica dealbata Bruce G. Baldwin with Susan J. Bainbridge, Michael J. Sanderson 1996-7-20 920 Tehama Cascade Range, along Mineral-Viola Road, 6.2 miles north of California State Highway 36, ca. 30 feet west of road, opposite Cry Lake. 1805 Comment
  JEPS20872  Arnica dealbata Jos. Grinnell 1928-6-30 Tehama near Sugar Pine Flat (Viola Road) 1889 Comment
  RSA31740  Arnica dealbata A. A. Heller 1937-7-21 15932 Tehama At Sulphur Works, Lassen Volcanic National Park. Comment
  UC832876  Arnica dealbata Alice Eastwood Aug 22 1912-Aug 26 1912 1889 Tehama between Morgan and Battle Creek; Lassen Butte Region Comment
  JEPS75797  Arnica mollis Todd and Virginia Keeler-Wolf 1973-9-2 543 Tehama Last Camp Yolla Bolly Mountains 2164 Comment
  UCD56027  Arrhenatherum elatius R. Tofsrud 1951-6-1 13287 Tehama Annthony Peak, near Summit. Comment
  CAS-BOT-BC90260  Artemisia douglasiana Alice Eastwood 1912-8-22 1931 Tehama Payne Creek, Lassen Butte Region Comment
  UCD159491  Artemisia douglasiana D. S. Park 2010-8-25 242 -2 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  UC878977  Asclepias eriocarpa Alice Eastwood Aug 22 1912-Aug 26 1912 1924 Tehama Payne Creek Lassen Butte Region Comment
  SEINET10580441  Asclepias eriocarpa Alice Eastwood, John Thomas Howell 1940-6-10 Eastwood 7876 Tehama 9 mi N of Red Bluff 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
  HSC39133  Asclepias solanoana Gary S. Lester 1974-6-30 340 Tehama Slopes of Tedoc Mtn. along the Tedoc Gap Rd. 1524 Comment
  HSC74071  Asclepias solanoana J. P. Smith, Thomas W. Nelson 1979-6-24 10196 Tehama Tedoc Gap at road to Stuart Gap. 1372 Comment
  CHSC32793  Aspidotis densa James Jokerst 1980-6-18 885 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC87454  Aspidotis densa R. D. Fischer 2004-3-14 88 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. Near trail edge. UTM: 10617775E 4447032N. 879 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
  RSA724828  Aster occidentalis var. occidentalis L. Ahart 2006-9-9 13254 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1504 Comment
  RSA724868  Aster occidentalis var. occidentalis L. Ahart 2006-9-9 13268 Tehama West side of road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 air miles northeast of Butte Meadows. 1519 Comment
  RSA739804  Aster subulatus var. ligulatus John Dittes, Josephine Guardino 2008-10-8 1547 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence 63 Comment
  RSA108600  Astragalus accidens var. hendersonii R. C. Barneby, John T. Howell 1954-5-14 11486 Tehama Paynes Creek 549 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-BC192807  Astragalus pauperculus Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Mineral and Paynes Creek Comment
  CAS-BOT-BC192810  Astragalus pauperculus H. D. Ripley; R. C. Barneby 1954-5-15 11496 Tehama 4 miles s.-w. of Dales 198 Comment
  CHSC56980  Astragalus pauperculus Steven Triano; Stefani Eiben 1988-5-7 153 Tehama Open meadow ca 30 ft s of Hwy. 36 and 24.5 mi ne of Red Bluff. 569 Comment
  CHSC84685  Astragalus pauperculus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 338 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail. Along Rancheria Creek Trail from about 0.25-0.6 mi below (S) of the trailhead. 902 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
  CHSC61730  Astragalus purshii var. tinctus Vernon H. Oswald; Lowell Ahart 1993-9-2 5920 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2286 Comment
  CHSC56642  Astragalus rattanii var. jepsonianus Kate A. Hanson 1977-3-31 Tehama Ca 1.6 km southeast of Round Valley Road, ca 6.4 km northwest-north of intersection of Round Valley Road and Newville Road; ca 38.4 km west-northwest of Corning. 450 Comment
  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
  JEPS81112  Astragalus whitneyi var. siskiyouensis J. P. Smith and T. W. Nelson 1978-7-22 10022 Tehama Tedoc Mtn. Yolla Bolly Quad., , Tedoc Mtn (Shasta-Trinity National Forest) 1613 Comment
  UCSB25956  Asyneuma prenanthoides Wilken, Dieter; Haller, John 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  HSC3823  Asyneuma prenanthoides Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  CHSC93472  Athysanus pusillus Lowell Ahart 2006-5-5 12578 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 536 Comment
  JEPS95693  Avena barbata Vernon H. Oswald and L. Ahart 1995-4-3 6593 Tehama ca. 2 mi n of Dales Station; Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  UCD56126  Avena barbata A. A. Beetle 1942-5-19 3302 Tehama 10 miles W of Red Bluff. Comment
  CHSC4062  Azolla filiculoides J. Wheeler 1967-4-23 10 Tehama On the w side of Paskenta Road. 91 Comment
  CHSC88955  Baccharis salicifolia Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  CAS-BOT-BC106473  Balsamorhiza sagittata A. A. Heller 1928-5-30 14594 Tehama Open places in the yellow pine forest at Mineral 1524 Comment
  CAS-BOT-BC16358  Barbarea orthoceras John Thomas Howell 1960-8-20 36225 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  SEINET3292581 Image available Barbarea orthoceras Lewis S. Rose 1933-3-26 33034 Tehama Mt. Davison Comment
  CHSC54002  Barbarea verna Vernon H. Oswald 1991-4-3 4479 Tehama Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. Along the creek. 88 Comment
  CHSC65697  Barbarea verna Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7264 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar in Paynes Creek in the NE corner of the plateau. 152 Comment
  CHSC68535  Berberis aquifolium var. dictyota Vernon H. Oswald 1997-4-23 8348 Tehama Forest road M2 0.1 mi west of 24N41 (to Whitlock Camp), 13.3 miles W of Paskenta. High North Coast Ranges. 1280 Comment
  UC726583  Berberis aquifolium var. dictyota A. A. Heller 1918-4-28 Tehama Bennett Spring Comment
  HSC81955  Berberis aquifolium var. repens Thomas W. Nelson, Jane Nelson 1979-6-25 4896 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  CHSC25339  Bidens cernua M. P. Hayes 1977-8-14 35 Tehama Deer Creek Meadows 1 mi SW of the intersection of Highway 32 and Highway 89. 50 m on south side of road. 1219 Comment
  CHSC102697  Bidens cernua var. cernua Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16305 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  CHSC40569  Blennosperma nanum Pauleen Broyles 1983-3-25 872 Tehama The Nature Conservancy Vina Plains Preserve. Open, sloping swale W of a vernal pool. 60 Comment
  HSC103556  Blennosperma nanum var. nanum J. Carey, J. Leffingwell, A. Hong 1995-4-22 50 Tehama 0.5 mi down trail to Beegum gulch from trailhead where Hwy. 36 intersects with Shasta-Tehama Co. line 396 Comment
  JEPS106149  Boechera breweri subsp. breweri Lowell Ahart 2004-4-29 10779 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 523 Comment
  UC1609212  Boechera howellii Vernon H. Oswald and Lowell Ahart 1993-9-2 Tehama ca 20 mi (air) nw Paskenta (ridge running e from Mt. Linn, n side of the ridge near the summit); South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC14082  Boechera pauciflora John Thomas Howell 1960-8-19 36162 A Tehama Lassen Volcanic National Park. Brokehoff Mountain Trail. 2682 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
  CAS-BOT-BC14717  Boechera repanda Clare B. Hardham 1971-8-10 18301 Tehama South Yolla Bolly Mountains. Oven Lid. Comment
  JEPS13519  Boechera repanda Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5338 Tehama 1.2 mi below and s Overlid (Butte County) (and 0.75 mi e and above Somerset's Meadow) 1889 Comment
  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
  CAS-BOT-BC25932  Boechera suffrutescens John Thomas Howell 1960-8-19 36145 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2590 Comment
  CHSC111239  Bolboschoenus glaucus R. A. Schlising; C. Warren 1995-7-31 4660 Tehama About 2 mi. N of Butte County line, off Hwy 99; Vina Plains Preserve; large vernal pool (Pool #1). Comment
  UC1751223  Botrychium minganense Timothy B. Devine 1985-7-7 841 a Tehama beside Willow Creek 1 mi N of jct with road to Colby Mt. Lookout 1584 Comment
  UC1606342  Botrychium simplex Barbara Ertter 1991-9-2 10765 Tehama ca. 16 airmiles e Covelo (0.5 mi n of Wells Cabin Campground on ridge rd, springs at head of Burnt Creek); sw Tehama Co., e side Anthony Peak 1889 Comment
  CHSC107261  Brachypodium distachyon Lowell Ahart; John Dittes 2011-6-9 17466 Tehama On gravel bar on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC117715  Brickellia californica Lowell Ahart; John Dittes 2016-8-25 21295 Tehama East of the parking area, about 170 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  RSA768934  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CAS-BOT-BC127684  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat Comment
  CAS-BOT-BC127685  Brickellia greenei John Thomas Howell 1960-8-23 36462 Tehama Lassen Loop s. of Diamond Peak 2194 Comment
  CHSC64643  Briza minor Vernon H. Oswald; Lowell Ahart 1995-4-3 6596 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  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
  CHSC43050  Brodiaea californica Pauleen Broyles 1986-4-9 963 Tehama At Lassen Road in nw corner of the Nature Conservancy Vina Plains Preserve. 66 Comment
  UCD139107  Brodiaea californica Robert E. Preston 2003-5-31 2153 Tehama ca. 5.8 miles SE of Cottonwood, along Jellys Ferry Rd. 74 Comment
  UCD169664  Brodiaea californica B. Castro 2011-6-11 1888 Tehama Inner North Coast Range/ northern Sacramento Valley edge. At S end of Red Bluff, on E side of Hwy 99 W, 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital, between Hwy 99 W and the railroad. 88 Comment
  UCD77209  Brodiaea californica Robert E. Preston 2004-4-30 2230 Tehama 7.5 mi ENE of Red Bluff, at W edge of Mud Springs Plain, along Hogback Rd. 274 Comment
  SEINET1910286  Brodiaea californica Barbara Ertter 1991-1 9884 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99. 80 Comment
  UC1046541  Brodiaea californica var. californica R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3366 Tehama 14 mi w State Highway 36 junction with U. S. Highway 99 (just n of Red Bluff junction, on a slight rise, along State Highway 36) 243 Comment
  UCD77151  Brodiaea coronaria Robert E. Preston 2003-5-18 2141 Tehama Ca. 2.9 mi ESE of Vina, on S side of Lassen Rd 64 Comment
  UCD77200  Brodiaea coronaria Robert E. Preston 2004-5-8 2232 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd. 67 Comment
  CHSC66095  Brodiaea coronaria subsp. coronaria Vernon H. Oswald; Lowell Ahart 1996-5-27 7650 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  UC1299320  Brodiaea coronaria subsp. rosea Freed W. Hoffman 1950-6-30 3692 Tehama 10.7 mi w Paskenta Comment
  CHSC107080  Brodiaea elegans M. Mitchell 2010-5-8 Tehama Foothill Road at 68th Avenue. 91 Comment
  JEPS74711  Brodiaea elegans subsp. elegans W. L. Jepson 1927-6-24 12341 Tehama above Payne Creek Road station; Payne Creek 304 Comment
  JEPS108203  Brodiaea minor David Gowen 2005-6-25 470 Tehama HWY 36 at Bossley Rd. near mile post 27 east from Shasta Co. North of driveways with mailboxes. Comment
  JEPS88120  Brodiaea minor Vernon H. Oswald and Lowell Ahart 1996-4-29 7493 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., at cluster of vernal pools n. of farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CAS-BOT-BC484512  Brodiaea minor Lillian Henningsen 1978-4-23 s.n. Tehama Northeast of Red Bluff near Dales on Hwy. 86 Comment
  JEPS86512  Brodiaea nana Roy E. Buck and Glenn L. Clifton 1990-3-29 1483 Tehama 30 air km ne Red Bluff (just nw of gas pipeline, on plain just s of Manton Road, ca 3.2 air km sw of confluence of Battle and Baldwin Creeks) 291 Comment
  UCD32606  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  SEINET10822022  Bromus carinatus var. carinatus Lowell Ahart 2004-7-9 Ahart 11219 Tehama T27N, R2E, northwest 1/4 Section 24. On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  CHSC113351  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  JEPS122125  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  JEPS97396  Bromus commutatus Vernon H. Oswald and L. Ahart 1995-7-12 7009 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  CHSC43060  Bromus diandrus Pauleen Broyles 1986-4-18 951 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  SBBG56613  Bromus diandrus E. O. Wooton 1913-4-6 Tehama Red Bluff Comment
  UCD59482  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles N of Red Bluff. Comment
  RSA758295  Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  SEINET4343718 Image available Bromus inermis Barbara Ertter, Brad Olson 1991-7-6 10351 Tehama Rocky Cabin meadow ca 1 mi south of Ball Rock, 1 mi southeast of Cold Spring Forest Station, ca 30 airmiles west of Corning 1890 Comment
  JEPS102495  Bromus laevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC90409  Bromus madritensis subsp. rubens Niall McCarten; Roxanne Bittman 1986-6-15 5433 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Forest Rd. 25N29. 2011 Comment
  UCD32605  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  CHSC80714  Bromus pseudolaevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS106318  Bromus pseudolaevipes Lowell Ahart 2004-6-11 11049 Tehama On the south side of the Nomalaki Trail, about 1/4 mile southeast of Bowers Creek, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 550 Comment
  CHSC68707  Bromus racemosus Vernon H. Oswald; Lowell Ahart 1997-5-14 8421 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek Rd. at a low-water crossing of the North Fork Antelope Creek. 938 Comment
  SEINET10523834  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 712 Tehama 8 mi e of red bluff on califonria hwy 36, live oak, savannah and aesculus. 152 Comment
  JEPS97297  Bromus sterilis Vernon H. Oswald and L. Ahart 1995-6-13 6856 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 640 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 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
  CHSC64645  Bromus tectorum Vernon H. Oswald; Lowell Ahart 1995-4-25 6686 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 end of the basalt ridge crossing the ne corner of the reserve. 225 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
  JEPS101103  Bulbostylis capillaris Dean W. Taylor 1997-6-18 16080 Tehama Sand Spring Canyon headwaters (about 10 air miles East of Manton) 960 Comment
  CAS-BOT-BC167290  California macrophylla Grobe 1917-4-29 64 Tehama Lassen National Forest. Five miles east of Vina 60 Comment
  CHSC50105  Callitriche heterophylla var. bolanderi Vernon Oswald 1990-4-23 4164 Tehama Vina Plains Preserve, in Sheep Camp Ditch near Lassen Rd. 70 Comment
  CHSC79713  Callitriche heterophylla var. bolanderi L. P. Janeway; B. Castro 2000-4-4 6650 Tehama Vicinity of Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC8776  Callitriche heterophylla var. bolanderi S. Chulasmai 1966-4-18 4 Tehama Pond on Vina roadside (up to northern Chico). Comment
  JEPS100394  Callitriche heterophylla var. heterophylla Dean W. Taylor 1995-5-9 14898 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS97205  Callitriche longipedunculata Vernon H. Oswald and L. Ahart 1995-4-3 6570 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff 213 Comment
  CHSC54004  Callitriche marginata Vernon H. Oswald; Lowell Ahart 1991-5-9 4575 Tehama Paynes Creek Recreation Area located 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the bed of a vernal pool in grassland bordering the gravel road 0.25 mi northeast of the entrance kiosk. 112 Comment
  CHSC78573  Calocedrus decurrens Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  SEINET7067184  Calochortus amabilis A. G. Vestal 1947-5-2 s.n. Tehama On an old aluvium ridge west northwest of Red Bluff. Coordinate datum: NAD27. UTM Zone 10, 564286mE, 4450344mN. 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
  JEPS61670  Calochortus leichtlinii Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC7126  Calochortus luteus D. C. Burns 1969-4-24 26 Tehama 25 ft. n of junction of Hwy. 99E and Lassen Rd., 20 yds. E of Hwy. 99E. 60 Comment
  JEPS94361  Calochortus luteus Vernon H. Oswald and Lowell Ahart 1997-5-14 8455 Tehama 0.2 mi se of Lassen Emigrant Trailhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1164 Comment
  CAS-BOT-BC492647  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC492652  Calochortus luteus Alice Eastwood; John Thomas Howell 1934-4-22 1876 Tehama 3 iles w. of Payne's Creek Comment
  RSA49306  Calochortus luteus Philip A. Munz 1949-5-14 13195 Tehama 5 miles N of Red Bluff Comment
  SBBG41817  Calochortus luteus W. M. Plumb -May-1971 Tehama N of Red Bluff Comment
  SEINET3885478  Calochortus luteus Richard R. Halse 1989-5-7 3820 Tehama Along Black Butte Road, 7.1 miles southwest of its junction with State Hwy. A9 (Corning Road) or 1.8 miles north of its junction with Newville Road.; 0 150 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  JEPS61693  Calochortus monophyllus Jos. Grinnell 1927-5-7 Tehama between Payne Creek and Mineral; Lassen Peak Region Comment
  CHSC67730  Calochortus nudus James D. Jokerst 1979-7-4 279 Tehama S of Mineral on F. S. Trail 3E12 to Turner Mtn., 1.0 mi from trailhead. Comment
  UC54190  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4351 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC2244  Calochortus superbus I. Boyd 1949-5-15 Tehama Road to Lassen, slightly below turn-off s. of Red Bluff. Comment
  CHSC32841  Calochortus superbus Lora L. Anderson 1981-4-26 14 Tehama Ca. 0.5 mi w of Sacramento River, 1.5 mi from I-5, 4.5 mi n of Red Bluff. 94 Comment
  CHSC88831  Calochortus superbus Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. At the intersection of Powerline Road and Cottonwood jeeptrail. UTM: 10 0592800 E, 4449256 N. 621 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
  CAS-BOT-BC493967  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  RSA49232  Calochortus superbus Philip A. Munz 1949-5-14 13196 Tehama 5 miles N of Red Bluff Comment
  UC1950179  Calochortus superbus Barbara Ertter 1991-5-18 9856 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; W-facing ridge-slope Comment
  UCD160066  Calochortus tolmiei James A. Neilson Jr. 1975-4-29 3150 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  CAS-BOT-BC494344  Calochortus tolmiei Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-22 77 Tehama HWY 36 at Begum Gorge, flat, open hillside along trail into gorge, ~10 m from road. 396 Comment
  SEINET3863979  Calycadenia ciliosa R. L. Carr 1978-7-7 2117 Tehama Los Molinos. Just 300 yds S of rd on Hwy between Los Molinos and Tehama (Hwy 5). Gravel bar near Sac. R.; 0 Comment
  CAS-BOT-BC273402  Calycadenia fremontii Freed W. Hoffman 1950-6-30 3534 Tehama North Coast Ranges. West of Paskenta Comment
  CDA13788  Calycadenia fremontii G. F. Hrusa 1996-8-17 13513 Tehama Sacramento Valley; of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC102469  Calycadenia fremontii L. P. Janeway 2009-6-21 9826 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 1.3 km east of Ishi Road. 689 Comment
  CHSC31249  Calycadenia fremontii Larry Berti 1980-5-5 1027 Tehama Ca. 2 miles from the junction of Jelly's Ferry Rd. and Manton Rd. on Manton Rd. Comment
  CHSC60486  Calycadenia fremontii Joe J. Molter 1991-5-16 725 Tehama Approx. 9 miles NW of Red Bluff on west side of Tuscan Buttes. Comment
  UC1971696  Calycadenia fremontii 1979-8-6 2183 Tehama 10.5 mi N of Bend Road on Jelly Ferry Road, ca. 15 mi N of Red Bluff on road to Balls Ferry (cf. RLC 2202) 128 Comment
  JEPS38536  Calycadenia multiglandulosa W. L. Jepson 1929-9-27 15277 Tehama Corning 76 Comment
  CDA10578  Calycadenia pauciflora L. Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC78600  Calycadenia pauciflora J. Marr; C. Warren 1998-7-8 Tehama West of Red Bluff, vicinity of Red Bank Creek, Red Bank Road, and Sunflower Gulch. 289 Comment
  CHSC85290  Calycadenia pauciflora John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 780 Tehama Inner North Coast Range; ca. 3.9 air-miles west by southwest of Paskenta, ca. 3.6 air-miles south by southeast of Eagle Peak, ca. 1.4 air-miles north of confluence of Thomes Creek and Mill Creek; Crowfoot Point, south of Toomes Camp Road. Road edge. 576 Comment
  SEINET3863983  Calycadenia pauciflora R. L. Carr 1978-7-6 2112 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.; 0 503 Comment
  RSA255527  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road 686 Comment
  RSA255563  Calycadenia pauciflora Gerald D. Carr 1973-7-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road 1067 Comment
  RSA255565  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road 366 Comment
  RSA255567  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Hwy. 36 on Tedoc Road 427 Comment
  UC1876239  Calycadenia pauciflora Gerald D. Carr 1973-6-23 740 Tehama 1.4 m NE of Glenn Co. line on West Black Butte Rd. 213 Comment
  UCD129856  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road. 365 Comment
  UCD129866  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36. Around 1 mile northwest of Rosewood. 214 Comment
  CHSC102318  Calycadenia truncata L. P. Janeway 2009-6-21 9819 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  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
  CHSC117170  Calycanthus occidentalis Lowell Ahart; John Dittes 2016-6-22 21031 Tehama At the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  JEPS52555  Calyptridium umbellatum J. W. Grinnell 1928-6-11 Tehama Mineral 1524 Comment
  CHSC95038  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. 1109 Comment
  JEPS113307  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2006-6-25 8710 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. Comment
  CHSC87121  Calystegia malacophylla subsp. malacophylla L. P. Janeway 2001-6-15 7176 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  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
  CHSC34973  Calystegia occidentalis subsp. occidentalis R. A. Sschlising 1977-6-15 3194 Tehama Just N of Butte County line along Highway 32. 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
  JEPS90064  Camissonia contorta Dean W. Taylor 1991-4-11 11607 Tehama w base of Tuscan Buttes, in ('Seven Mile Lake'), Sacramento Valley Tuscan Buttes; Sacramento Valley, Tuscan Buttes 286 Comment
  CHSC80625  Campanula griffinii Lowell Ahart 2001-6-8 8812 Tehama On the west side of road M2, about 9 miles W of Paskenta. 792 Comment
Read comments
Aug 3 2007
  SEINET10905910  Campanula prenanthoides Unknown 1968-7-20 Marcano-Berti s.n. Tehama 5 miles below Mineral along Battle Creek 1372 Comment
  CHSC67194  Capsella bursa-pastoris James D. Jokerst 1981-2-23 1239 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  CAS-BOT-BC38054  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. Comment
  CHSC96648  Carduus pycnocephalus Lowell Ahart 2007-5-8 13724 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
  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
  SEINET7549698 Image available Carex angustata David Castaner 1984-5-28 8063 B Tehama Gurnsey Creek along Highway 36. Comment
  JEPS110317  Carex athrostachya Lowell Ahart 2006-7-25 13074 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CAS-BOT-BC19131  Carex aurea Philip Alexander Munz 1951-7-27 16971 Tehama South base of South Yolla Bolly Peak. 2072 Comment
  JEPS110417  Carex aurea Lowell Ahart 2006-7-11 12944 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  SEINET10645567  Carex aurea Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7088 Tehama T29N, R4E, SW 1/4, SE 1/4, Sec 20. High Cascade Range, Yellow Pine Forest, volocanic soils. Forest Road 30N16, 0.5 mile north of Highway 36, ca 2 miles northeast of Mineral. Growing in a wet meadow in a small opening in mixed coniferous forest. Comment
  CAS-BOT-BC19665  Carex brainerdii L. P. Janeway; Gary Benson; R. Harrison 1984-8-27 1098 A Tehama On side of ridge above Alder Creek. 1487 Comment
  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
  JEPS106510  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
  JEPS100625  Carex capitata Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11446 Tehama Wilson Lake, Childs Meadows 1606 Comment
  JEPS110311  Carex capitata Lowell Ahart 2006-7-19 13051 Tehama In the center of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  CAS-BOT-BC34238  Carex capitata H. F. Copeland 1920-7-17 92 Tehama On Butt Mountain. 1828 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
  CHSC114412  Carex densa Don Lepley 2014-5-14 Tehama Lassen National Forest; Almanor Ranger District. About 2.2 air miles west of Black Roack and 0.4 mile north of Mill Creek. 731 Comment
  CDA33052  Carex dudleyi L. P. Janeway 2000-6-3 6860 Tehama High North Coast Ranges; Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak Comment
  JEPS105612  Carex dudleyi L. P. Janeway 2003-6-14 7843 Tehama High Cascade Range. Along Cohasset Road 3.2 road km north-east of Deer Creek crossing. At small drainage 732 Comment
  SEINET4292227 Image available Carex fracta L. Janeway, Castro, B 1999-1 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi north-ast of Anthony Peak. Mendocino Pass quad. Comment
  CAS-BOT-BC20755  Carex fracta P. A. Munz 1951-7-27 16962 Tehama South base of Yolla Bolly Park. 2072 Comment
  UCD140344  Carex fracta John Thomas Howell 1960-8-18 36093 Tehama near Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  JEPS116110  Carex integra Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 mile 1493 Comment
  UC1950186  Carex integra Barbara Ertter with Brad Olson 1991-7-6 10416 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC115848  Carex jonesii Lowell Ahart; John Dittes 2015-8-6 20501 Tehama Bog on the south side of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  SEINET7563144 Image available Carex jonesii David Castaner 1984-5-28 8060 Tehama Along Highway 36, Gurnsey Creek. Comment
  CAS-BOT-BC376139  Carex klamathensis Barbara L. Wilson; Richard Brainerd 2003-6-20 10951 Tehama Pepperwood Spring, in private property just east of the Mendocino National Forest 899 Comment
  JEPS110342  Carex lemmonii Lowell Ahart 2006-7-19 13038 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
  CHSC106694  Carex lenticularis var. impressa Barbara Ertter; Brad Olson 1991-7-6 10424 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC45056  Carex luzulina Vernon Oswald 1988-6-27 3539 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  OBI72041  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 Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  RSA66385  Carex luzulina Phillip A. Munz 1951-7-25 16896 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CAS-BOT-BC31672  Carex luzulina var. ablata John Thomas Howell 1960-8-18 36079 Tehama Bluff Falls. 1981 Comment
  UC1950433  Carex microptera Barbara Ertter with Brad Olson 1991-7-6 10417 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
  SEINET10713054  Carex microptera David Castaner 1984-5-28 Castaner 8061 Tehama Gurnsey Creek, along Highway 36. 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
  CHSC72414  Carex multicaulis Vernon H. Oswald; Lowell Ahart 1998-10-27 9685 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. between China Gulch and Bowers Creek. 548 Comment
  CHSC80567  Carex multicaulis Vernon H. Oswald; Lowell Ahart 2001-5-7 10004 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  SEINET10587564  Carex multicaulis Vernon H. Oswald, Lowell Ahart 2001-5-7 Oswald 10004 Tehama T26N R3E SE1/4 SE1/4 Sect. 22. Forest Road 26N15 1.8 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1326 Comment
  UC1149884  Carex multicaulis Harold and Virginia Bailey 1948-8-28 3059 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  RSA120963  Carex multicaulis G. D. Barbe 1955-6-25 13067 Tehama Mendocino National Forest; above Whitlock Camp. 1524 Comment
  CHSC47000  Carex nebrascensis K. R. Stern 1986-5-21 8278 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  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
  CAS-BOT-BC119670  Carex nervina Hans Leschke; George Wilson Gillett 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  RSA66386  Carex neurophora Phillip A. Munz 1951-7-25 16879 Tehama 1 mile E of Square Lake. 2134 Comment
  CAS-BOT-BC119656  Carex neurophora Philip Alexander Munz 1951-7-25 16879 Tehama 1 mi E of Square Lake, N base of S Yolla Bolly Mt. 2133 Comment
  CHSC70917  Carex nudata Vernon Oswald; Lowell Ahart 1998-4-21 8935 Tehama Nomalaki Trail at Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). Inner North Coast Ranges. 548 Comment
  JEPS104180  Carex nudata Lowell Ahart 2003-6-11 10268 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS106383  Carex nudata Lowell Ahart 2004-6-11 11022 Tehama On S edge of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  CAS-BOT-BC119247  Carex pachystachya George Wilson Gillett 1957-8-18 1097 Tehama Lower portion of Brokeoff Mountain trail, 1/4 mi above Sulphur Works Entrance Station 2103 Comment
  CHSC43953  Carex serratodens V. Oswald; L. Ahart 1988-5-21 3331 Tehama Patton Mill nw of Paskenta. Near Mill Creek. 1085 Comment
  CHSC94372  Carex simulata Lowell Ahart 2006-7-19 13037 Tehama Small meadow, east of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS76265  Carex straminiformis Todd Keeler-Wolf 1977-9-10 668 Tehama n slope of Mt. Linn South Yolla Bolly Mts., Mt. Linn 2459 Comment
  CAS-BOT-BC115822  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9814 Tehama Government Flat. Comment
  CAS-BOT-BC115826  Carex subfusca C. Epling; William Robinson 1935-7-16 s.n. Tehama Near Mineral. Comment
  CHSC78730  Carex subfusca L. P. Janeway; B. Castro 2000-6-11 6799 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge. 1207 Comment
  SEINET7577200 Image available Carex subfusca L. P. Janeway 2001-6-10 7138 Tehama North Yolla Bolly quad. High North Coast Ranges. At spring on west side of Tedoc Gap. 1340 Comment
  UCD169415  Carex subfusca L. P. Janeway 2001-6-10 7145 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC115277  Carex utriculata Herbert Faulkner Copeland 1920-7-17 91 Tehama Meadow on Butt Mt. Comment
  RSA66382  Carex vesicaria Phillip A. Munz 1951-7-26 16941 Tehama Long Lake, north base of South Yolla Bolly Peak. 2134 Comment
  CHSC65138  Carex vulpinoidea Vernon H. Oswald; Lowell Ahart 1995-7-31 7162 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  SD148069  Castilleja applegatei subsp. martinii G. K. Helmkamp, E. A. Helmkamp 2001-7-7 6921 Tehama Sierra Nevada Mountains: CA-36, 2.6 mi W of Mineral (about 33 mi W of Chester, Lake Almanor) 1417 Comment
  JEPS23788  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7012 Tehama 1.25 mi n Paynes Creek (along Lane Valley Road, near Childs Ranch) 544 Comment
  JEPS34723  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1964-7-25 4054 Tehama 2.5 mi sw Potato Patch campground (Hwy. 32 at s crossing of Deer Creek); Deer Creek 983 Comment
  RSA516630  Castilleja applegatei subsp. pinetorum R. C. Bacigalupi, G. Thomas Robbins 1954-6-26 4640 Tehama 1.2 mi. s.w. of Government Flat, upper end of Log Spring Ridge, Mendocino Nat. Forest. 1799 Comment
  CHSC32881  Castilleja exserta W. F. Babb 1980-4-5 1 Tehama Ca. 1.5 m s of Corning on e side of Woodson Ave. Comment
  CHSC57522  Castilleja exserta L. Krajcirik 1990-3-24 2 Tehama Ca. 1 mi e of Hwy 99W and ca. 1000 ft n of Thomes Creek, 91 Comment
  CHSC59815  Castilleja foliolosa P. L. Lester 1980-3-31 3 Tehama Ca. 30 yds w of Round Valley Rd, ca. 9 mi sw of Paskenta. 670 Comment
  CHSC81308  Castilleja foliolosa Caroline Warren; L. P. Janeway 1999-6-15 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 341 Comment
  CAS-BOT-BC251927  Castilleja lemmonii A. H. Kramer 1933-1-1 s.n. Tehama Lassen National Park Comment
  UC444893  Castilleja miniata W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly Mt. Comment
Read comments
Jul 5 2009
  UCR130069  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp 2001-7-7 6904 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
  CHSC78904  Castilleja rubicundula subsp. lithospermoides Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  SEINET4399745  Ceanothus Leila M. Shultz 1990-5-5 11319 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC55403  Ceanothus X flexilis Laurie L. Gordon 1991-4-22 20 Tehama 0.2 mi south of Digger Creek. 731 Comment
  JEPS109959  Ceanothus arcuatus Dean W. Taylor 2007-7-23 20104 Tehama Digger Butte (4 air miles E of Manton) 1103 Comment
  CAS-BOT-BC48537  Ceanothus cordulatus Alice Eastwood; John Thomas Howell 1941-7-9 9823 Tehama Near Government Flat Comment
  HSC1748  Ceanothus cuneatus Larry Berti 1969-3-21 53 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  UC589700  Ceanothus cuneatus var. cuneatus Harold and Virginia Bailey 1938-4-16 Tehama 6 mi w, Paskenta; Paskenta-Covelo Rd. Comment
  LA43614  Ceanothus integerrimus Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  RSA516629  Ceanothus integerrimus R. C. Bacigalupi 1954-6-26 4641 Tehama Along Paskenta Government Flats road, on Log Spring Ridge, 1.2 miles W of Log Spring Public Camp ground, Mendocino National Forest. 1677 Comment
  UC774520  Ceanothus integerrimus Carl B. Wolf 1941-7-23 11060 Tehama 2.2 mi below Paynes Creek; Red Bluff-Susanville Rd. (Calif. Hwy. 36) 365 Comment
  SEINET263494  Ceanothus jepsonii R. J. Shaw 1993-5-23 5098 Tehama Lassen National Forest ; Mile marker 89 near Morgan Summit [near jct of Hwys 36 & 89] 1707 Comment
  CHSC65829  Ceanothus prostratus Kristiaan G. Stuart 1995-4-15 11 Tehama Found .8 km from Deer Crk. bridge on Rd. 27N08 in state game refuge area. 1100 Comment
  RSA399823  Ceanothus prostratus Bonnie C. Templeton 1960-6-14 8498 Tehama Near Mineral Comment
  SEINET11262179  Centaurea solstitialis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3950 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
  SEINET8111603 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201508 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111607 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201504 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
  SEINET8111640 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201504 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CDA38374  Centaurium tenuiflorum L. Ahart, John Dittes 2003-6-11 10243 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  RSA21637  Centaurium venustum Carl B. Wolf 1937-6-13 8791 Tehama Inner North Coast Range. Red Bluff - Eureka Road, four miles east of Rosewood. 256 Comment
  CHSC48164  Centromadia fitchii Vernon Oswald 1987-8-25 3225 Tehama Collected near the boat ramp at Eagle Pass, Black Butte Lake. Area around the reservoir. 152 Comment
  SD53153  Centromadia fitchii Darley F. Howe 1962-8-7 3415 Tehama 12.4 miles north of Corning on Highway 99. 89 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
  UCR106825  Cephalanthus occidentalis Daniel Sanchez-Mata 1977-9-17 s.n. Tehama Red Bluff. Jellys Ferry Road at Sacramento River 100 Comment
  JEPS96739  Cerastium fontanum subsp. vulgare Dean W. Taylor 1997-7-24 16164 Tehama Dry Lake; Lassen National Forest 1813 Comment
  JEPS88346  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1996-4-23 7447 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along flood channels of Paynes Creek just downstream from the power line); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 Comment
  CAS-BOT-BC251513  Cercis occidentalis Camille F. Nowell 2012-7-16 48 Tehama Hwy 32 in Lassen National Forest. 1025 Comment
  CHSC88813  Cercis occidentalis Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 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
  CHSC67297  Cercocarpus betuloides var. betuloides James D. Jokerst 1981-2-23 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  HSC75046  Cercocarpus montanus var. glaber J. P. Smith, Thomas W. Nelson 1978-7-22 10046 Tehama Shasta-Trinity National Forest 1280 Comment
  UC1037366  Chaenactis douglasii var. douglasii Douglas Barbe 1955-7-16 166 Tehama w of Paskenta (Oven Lid, w Tehama County); Mendocino National Forest, Oven Lid 1920 Comment
  UC1051537  Chaenactis glabriuscula var. heterocarpha Helen K. Sharsmith 1954-6-24 4346 Tehama 1 mi below summit Eagle Peak (sw ridge leading to Eagle Peak); Inner North Coast Ranges, Mendocino National Forest, Eagle P 1066 Comment
  UC1585833  Chaenactis glabriuscula var. heterocarpha Barbara Ertter 1989-5-3 8444 Tehama ca 20 airmiles sw of Chester (Deer Creek rd (Rt 32) at milepost 12.00, e side of Deer Creek); Deer Creek 975 Comment
  JEPS89464  Chaenactis nevadensis Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13200 Tehama e slope in the head of unnamed creek draining to Spencer Meadow (near the Plumas County line, Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  CHSC14114  Chamaesyce hooveri F. T. Griggs 1973-8-7 Tehama 16 miles north of Chico; 200 meters s of Lassen Road 1/4 mile e of Hwy 99E. At the bottom of an ephemeral pond. Comment
  CHSC52642  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 65 Comment
  CHSC52644  Chamaesyce hooveri R. D. Stone 1986-7-24 787 Tehama Central Valley. Vina Plains, 0.55 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  CHSC52649  Chamaesyce hooveri R. D. Stone 1986-8-22 799 Tehama Central Valley. 0.1 miles W of Brush Creek on Vina Plains, 1.2 miles N of Lassen Road and 2.8 miles NE of its intersection with Highway 99. Vernal pool. 77 Comment
  CHSC52650  Chamaesyce hooveri R. D. Stone 1986-8-24 806 Tehama Central Valley. TNC Vina Plains Preserve, N pasture 0.5 miles S of Lassen Road and 1.6 miles ESE of its intersection with Highway 99. Vernal pool. 67 Comment
  JEPS83933  Chamaesyce hooveri R. D. Stone 1986-8-24 806 Tehama 1.6 mi ese intersection of Hwy 99 and Lassen Rd (n pasture 0.5 mi s of Lassen Rd); TNC Vina Plains Reserve 67 Comment
  JEPS83935  Chamaesyce hooveri R. D. Stone 1986-8-22 798 Tehama 1.3 mi ne intersection of Hwy 99 and Leininger Rd (0.7 mi e of Leininger Rd); Vina Plains 74 Comment
  JEPS83937  Chamaesyce hooveri R. D. Stone 1986-7-24 791 Tehama 1.3 mi due s intersection of Rowles Rd and Hwy 99 (0.9 mi sw of Hwy 99); Vina Plains 60 Comment
  JEPS8324  Chamaesyce maculata Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3364 Tehama 9 mi w junction of State Hwy 36 and U.S. Hwy 99 (10.5 mi wnw of Red Bluff) Comment
  UC1046500  Chamaesyce maculata Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3364 Tehama 10.5 mi wnw Red Bluff (along state Hwy 36, following Dibble Creek, 9 mi w of the junction with Hwy 99) Comment
  JEPS66423  Chamaesyce ocellata L. R. Heckard and P. Rubtzoff 1971-7-31 2685 Tehama above Sacramento River (at the marina, n of Red Bluff) 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
  CHSC66311  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-7-4 7746 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. In creek bed. 146 Comment
  CHSC80377  Chamaesyce ocellata subsp. rattanii H. West; B. Castro 1999-6-1 Tehama W of Orland, vicinity of Newville and Salt Creek. 201 Comment
  JEPS105474  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  JEPS88624  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1990-8-11 11459 Tehama 1 mi above Rawson Rd (n of Thomas Creek) 103 Comment
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Dec 17 2015
  UC1753617  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
  CAS-BOT-BC70239  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CHSC60289  Cheilanthes gracillima Mary Ann Showers 1992-6-26 2573 Tehama East of Sulphur Works Entrance Station above West Sulphur Creek. Lassen Volcanic National Park. 1950 Comment
  CHSC61754  Cheilanthes gracillima Vernon Oswald; Lowell Ahart 1993-9-2 5918 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2316 Comment
  RSA67672  Cheilanthes gracillima P. A. Munz 1951-7-18 16690 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC65099  Chenopodium album Vernon H. Oswald; Lowell Ahart 1995-7-31 7151 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. Growing on a pile of gravel hauled into the parking area at the S end of the highway. 213 Comment
  JEPS59691  Chenopodium ambrosioides W. L. Jepson 1934-5-4 16626 Tehama 2 mi e Andrews road sta.; Big Antelope Creek 76 Comment
  JEPS103450  Chenopodium ambrosioides var. suffruticosum Lowell Ahart 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, E of Marguerite Road, ca 1 1/4 mile (air) SE of Corning. 74 Comment
  JEPS95174  Chenopodium botrys Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .2 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on gravel bar along Paynes Creek at old bridge site,); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  RSA67393  Chenopodium incognitum P. A. Munz 1951-7-25 16892 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC59084  Chenopodium pratericola Vernon H. Oswald 1992-8-19 5156 .1 Tehama Hwy. 89 between Bluff Falls and the S boundary of Lassen Volcanic National Park. 1987 Comment
  CDA1895  Chloris virgata T. C. Fuller 1963-8-26 11151 Tehama East side of Hwy 99E to Chico, at road junction with road to Corning, 0.5 miles south of road to Vina. 0 Comment
  HSC9478  Chloris virgata Larry Berti 1968-11-26 Tehama Old Red Creek School Comment
  RSA49305  Chlorogalum angustifolium Philip A. Munz 1949-5-14 13199 Tehama 7 miles south of Corning Comment
  CHSC108653  Chlorogalum pomeridianum B. Castro; L. P. Janeway 2000-6-15 1300 Tehama Inner North Coast Ranges. Ca 9 rd mi SW of Paskenta, on N side of Mud Flat Rd ca 1.6 mi W of its jcn with Round Valley Rd. 569 Comment
  CHSC101419  Chlorogalum pomeridianum var. minus David Isle 1992-5-23 1563 Tehama Round Mountain SE of Government Flat Junction. 1176 Comment
  CHSC110169  Chlorogalum pomeridianum var. minus Daniel Slakey; CNPS volunteers 2012-5-22 13 Tehama 433 Comment
  JEPS55715  Chlorogalum pomeridianum var. minus Theodore Niehaus 1968-5-3 817 Tehama on Covelo Road 10.7 mi w Paskenta Comment
  RSA795697  Chlorogalum pomeridianum var. minus Daniel Slakey, CNPS volunteers 2012-5-22 13 Tehama Mendocino National Forest; across the road from Salt Creek Conservation Camp. In the area sectioned off by a 360 degree curve in Round Valley Road. 434 Comment
  JEPS105874  Chorizanthe membranacea Lowell Ahart 2004-4-29 10781 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 523 Comment
  JEPS57707  Chorizanthe polygonoides var. polygonoides W. L. Jepson 1932-5-9 16350 Tehama Rubble Field ne Red Bluff 137 Comment
  RSA755417  Chorizanthe polygonoides var. polygonoides L. P. Janeway, B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC76062  Chorizanthe stellulata G. F. Hrusa; J. Hart 1998-5-10 14427 Tehama Northern Sacramento Valley. Dry gravelly openings in grassland on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. 100 Comment
  CHSC56298  Chrysolepis sempervirens K. R. Stern 1986-5-21 8250 Tehama Deer Creek Meadow, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  JEPS102668  Cirsium cymosum var. cymosum Vernon H. Oswald 2001-6-5 10044 Tehama Raglin Ridge Rd 2.4 mi southwest of the low water crossing of the North Fork of Elder Creek, ca. 0.3 mi east of Pepperwood Spring. 426 Comment
  CAS-BOT-BC278070  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC102489  Cirsium occidentale var. venustum L. P. Janeway 2009-6-21 9825 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 1.6 road km east of Ishi Road. 701 Comment
  CHSC88269  Cirsium vulgare Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11207 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS108937  Cirsium vulgare Lowell Ahart 2006-11-9 13255 Tehama Open meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  SEINET11834278  Cirsium vulgare J. I. Mallory 1957-1 s.n. Tehama 0.16 mi WSW of Mill Creek Store, Lassen National Forest 1402 Comment
  CAS-BOT-BC228993  Cistanthe umbellata A. A. Heller 1937-6-26 15349 Tehama Along Highway #36 between Child's Meadows and the junction with the Deer Creek road 1463 Comment
  UC1001310  Clarkia Louise Kellogg 1952-7-13 35 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  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
  CHSC79777  Clarkia arcuata L. P. Janeway; B. Castro 2000-4-22 6676 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock. 264 Comment
  CHSC80555  Clarkia arcuata Vernon H. Oswald; Lowell Ahart 2001-5-7 10023 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  UCSB27420  Clarkia concinna Vivrette, Nancy 1971-6-5 Tehama Road to Black Butte; 8.6 miles west of Paskenta; Yolla Bolly Mountains 914 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
  UC1010385  Clarkia concinna subsp. concinna Milo S. Baker and H. K. Wagnon 1953-5-31 12706 Tehama logging road w Paskenta (above 6 mi post) Comment
  HSC71848  Clarkia concinna subsp. concinna Thomas W. Nelson, Jane P. Nelson 1980-6-22 5845 Tehama Along FS Rd. 45, 2.3 mi. N of Tedoc Gap, W side of Mt. Tedoc 1372 Comment
  HSC1776  Clarkia gracilis Larry Berti 1969-5-9 81 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC115226  Clarkia gracilis subsp. gracilis B. Castro; R. Carter, B. Humphrey, A. Groom 2015-4-29 2043 Tehama Sacramento Valley. N side of Elder Creek channel, ca 1.26 air mi NW of its confluence with the Sacramento River and 0.9 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. At inside edge of pronounced bend in channel. 67 Comment
  CHSC35140  Clarkia gracilis subsp. gracilis Paul Vittori 1981-4-26 19 Tehama Ca. 0.5 mi w of Sacramento river, 1.5 mi from Interstate 5, 4.5 mi n of Red Bluff. 94 Comment
  CHSC87357  Clarkia gracilis subsp. gracilis Lowell Ahart 2004-4-29 10807 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 535 Comment
  UC1010444  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-4-26 12552 Tehama about 5 mi w Paskenta (along logging road, type locality) 304 Comment
  CHSC41017  Clarkia purpurea Pauleen Broyles 1982-5-14 599 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  CHSC113325  Clarkia purpurea subsp. quadrivulnera Lowell Ahart; John Dittes 2014-5-17 19505 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC86782  Clarkia purpurea subsp. quadrivulnera Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS113149  Clarkia purpurea subsp. quadrivulnera Lowell Ahart 2007-5-8 13740 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  RSA704017  Clarkia purpurea subsp. quadrivulnera Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 221 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CDA38032  Clarkia purpurea subsp. quadrivulnera G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2665 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  CAS-BOT-BC164770  Clarkia rhomboidea Alice Eastwood; John Thomas Howell 1941-7-9 9749 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC63404  Clarkia rhomboidea Vernon H. Oswald 1994-6-11 6265 Tehama Tedoc Rd. (Forest Rd. 45) 5.2 mi S of Hwy. 36, 1.2 mi N of Pattymocus Lookout Rd., W of Red Bluff and S of Platina. On roadside banks. 1152 Comment
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Sep 28 2008
  RSA90779  Clarkia rhomboidea Milo S. Baker, H. K. Wagnon 1953-7-12 12905 Tehama Above Whitlock Camp in forest 1524 Comment
  RSA0069356  Claytonia exigua subsp. exigua Dean W. Taylor, Cajun James 2014-4-23 21472 Tehama 4 miles SW of Viola, via Rock Creek Road ca. 3 road miles SW of Highway 44. 1250 Comment
  JEPS110422  Claytonia palustris Lowell Ahart 2006-7-11 12946 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS43348  Claytonia parviflora subsp. parviflora Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC726584  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Bennett Spring Comment
  CDA14473  Claytonia parviflora subsp. parviflora G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4205 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  HSC99245  Claytonia parviflora subsp. parviflora Steven Lagos 1974-5-5 64 Tehama Hwy. 36, 21 mi. E of Trinity Co. line Comment
  CHSC27833  Claytonia perfoliata subsp. perfoliata Eric J. Miller 1978-4-24 14 Tehama 1 km w of Sacramento River at Woodson Bridge. 28 Comment
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Jul 22 2009
  CHSC64361  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald; Lowell Ahart 1995-3-6 6502 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  CHSC89009  Claytonia perfoliata subsp. perfoliata Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  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
  UC1023438  Claytonia rubra subsp. rubra Keith Wagnon 1953-5-10 12631 Tehama w of Paskenta (logging road near 10 mi post) Comment
  RSA0059528  Claytonia saxosa P. A. Munz 1951-7-26 16929 Tehama E slope of S Yolla Bolly. 2348 Comment
  RSA121387  Collinsia greenei G. D. Barbe 1955-7-16 185 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2287 Comment
  JEPS18885  Collinsia sparsiflora var. collina Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5594 Tehama 13 mi w Red Bluff (along Lowrey-Red Bluff road) 152 Comment
  JEPS126581  Collinsia tinctoria Lowell Ahart, John Dittes 2016-6-22 21039 Tehama About 100 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  UC764485  Collinsia tinctoria R. F. Hoover 1939-5-11 4098 Tehama Dibble Creek near Red Bluff; Dibble Creek Comment
  JEPS15372  Collinsia torreyi var. latifolia Douglas Barbe 1955-7-17 206 Tehama 1 mi s Toomes Camp (on county rd, w slope); West Tehama County 1889 Comment
  JEPS34536  Collinsia torreyi var. wrightii Freed W. Hoffman 1947-6-23 1683 Tehama Government Flat North Coast Ranges (w Tehama Co.) 796 Comment
  CHSC85277  Collomia tinctoria John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 784 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  JEPS128469  Collomia tinctoria Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -070 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed, Forest Road 27N12. Comment
  UC1299528  Collomia tinctoria Freed W. Hoffman 1947-6-23 1686 Tehama Government Flat 796 Comment
  UC54543  Collomia tinctoria H. M. Hall and E. B. Babcock July 1-2, 1903 4359 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD80757  Comandra umbellata CNPS SN Foothill Team 2005-6-21 SNNR 0332 Tehama USFS, Lassen National Forest. 983 Comment
  CHSC66561  Convolvulus arvensis Vernon H. Oswald; Lowell Ahart 1996-7-8 7961 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Flood plain of Paynes Creek near the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  SEINET11844253  Conyza canadensis Unknown 1982-1 850 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  UC1949256  Corallorhiza striata Barbara Ertter with Brad Olson 1991-7-4 10252 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  JEPS68984  Cordylanthus pringlei G. L. Stebbins 1972-8-18 Tehama summit of Little Red Mountain 1493 Comment
  OBI83050  Cordylanthus tenuis subsp. tenuis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 a Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico. 1335 Comment
  JEPS66512  Cordylanthus tenuis subsp. viscidus L. R. Heckard and T. I. Chuang 1971-8-15 2769 Tehama 1 mi e Lyonsville road junction (on route 36, w of Mineral) 1219 Comment
  RSA756488  Cordylanthus tenuis subsp. viscidus Barbara Ertter, James R. Shevock 1992-6-14 11228 Tehama Lassen Trail 15 miles southwest of Highway 32, about 9 air miles south of Mineral on Mill Creek Plateau, 14.5 miles northeast of Ponderosa Way junction 1524 Comment
  UCD80238  Cornus glabrata CNPS SN Foothill Team 2005-6-7 SNNR 0165 c Tehama TNC Dye Creek Preserve, at the southwest end of Speegle ridge. 350 Comment
  UC171034  Cornus greenei Mrs. C. M. Wilder 1912-6-19 Tehama Deer Creek 762 Comment
  UC2042828  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  UCD117172  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Between Morgan and Morgan Summit. 1676 Comment
  SEINET12765175  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi from Mineral on Hwy 172 to Mill Creek.; 0 1585 Comment
  POM148852  Corydalis caseana H. M. Hall, E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen, near Morgan (Mill Creek Canyon) 1524 Comment
  RSA565166  Corydalis caseana R. J. Shaw 1993-5-23 5100 Tehama Lassen National Forest, Highway 36 at mile marker 94, south of Lassen National Park 1707 Comment
  CAS-BOT-BC401889  Corydalis caseana subsp. caseana H. M. Hall; E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CHSC12952  Corydalis caseana subsp. caseana K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5802 Tehama Roadside seepage bank, with small stream running through it, ca. 0.1 mi s of Bridge 8-70 over Deer Creek, Hwy. 32, ca. 7.6 mi s of intersection with Hwy. 36. Comment
  JEPS88336  Crassula aquatica Vernon H. Oswald and Lowell Ahart 1996-4-15 7362 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., on s. side of intermittent stream ca. 0.1 mi. e. of the lane); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS97210  Crassula aquatica Vernon H. Oswald and L. Ahart 1995-4-3 6561 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  SEINET12217259  Crassula aquatica Unknown 1982-1 555 Tehama The Nature Conservancy Vina Plains Preserve, T24N, R1W,s portion Section 28 60 Comment
  HSC1761  Crassula connata Larry Berti 1969-3-19 34 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  JEPS50007  Crassula connata var. subsimplex Jos. W. Blankinship 1911-3-25 Tehama Redding Comment
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Jul 19 2009
  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
  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
  CHSC40810  Croton setiger Pauleen Broyles 1982-6-4 703 Tehama The Nature Conservancy Vina Plains Preserve. 65 Comment
  CHSC71049  Crucianella angustifolia Vernon Oswald; Lowell Ahart 1998-5-14 9048 Tehama Hwy. 36 between Bluff and Platina, 2.3 mi east of Vestal Rd. 2712 Comment
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Sep 11 2007
  UCD121545  Crucianella angustifolia Alan A. Beetle 1944-6-1 3014 Tehama Near Igo. Comment
  CHSC81641  Crypsis alopecuroides Vernon H. Oswald 2001-10-18 10062 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC41041  Crypsis schoenoides Pauleen Broyles 1982-6-16 738 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool nne of barn in s pasture. 63 Comment
  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
  SEINET10456489  Cryptantha David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17960 Tehama 13 mi W of Mineral on CA Hwy 36. 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
  UCD119048  Cryptantha affinis Dean W. Taylor 1976-7-7 6028 Tehama Highway 32. In canyon of Deer Creek near Alder Creek campground approximately 7.8 miles west from junction with Highway 89. 1173 Comment
  CHSC92816  Cryptantha ambigua John Dittes; Josephine Guardino 2005-5-11 1105 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
  CHSC86449  Cryptantha crinita Jenny Marr; Jean Hubbell 1994-4-28 102 Tehama Department of Fish and Game Battle Creek Wildlife Area, approximately 20 miles SE of Redding. 106 Comment
  CHSC102369  Cryptantha flaccida L. P. Janeway; B. Castro 2009-4-25 9746 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC54094  Cryptantha flaccida Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4605 Tehama Lowrey Rd 0.2 mi southeast of the North Fork of Elder Creek, north of Paskenta. 283 Comment
  CHSC83879  Cryptantha flaccida Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10112 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
  JEPS104063  Cryptantha flaccida Lowell Ahart 2003-5-12 10125 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
  JEPS118002  Cryptantha flaccida Lowell Ahart, John Dittes 2011-6-9 17470 Tehama On gravel bar,on the southeast side of Acorn Hollow Creek at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS88116  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1996-4-29 7495 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, along intermittent stream 0.3 mi e of w boundary, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 102 Comment
  JEPS102877  Cryptantha hispidula Lowell Ahart 2001-6-14 8844 Tehama About 50 yards E of road M2, and along the poor dirt road that is used to service the power poles, ca 8.5 miles W of Paskenta. 640 Comment
  CHSC66478  Cryptantha intermedia Vernon H. Oswald; Lowell Ahart 1996-5-20 7598 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in a flood channel along Paynes Creek. 158 Comment
  UC1051535  Cryptantha intermedia Helen K. Sharsmith 1954-6-24 4342 Tehama 1 mi below Eagle Peak summit (sw ridge leading to Eagle Peak); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  RSA90792  Cryptantha microstachys Milo S. Baker 1953-5-9 12580 Tehama Logging road W of Pakenta in foothills, near 6 mile post Comment
  RSA0079378  Cryptantha muricata var. jonesii H. K. Wagnon 1953-5-9 12597 Tehama Logging road west of Paskenta in foothills at 6 mile post. Comment
  CHSC60331  Cryptantha torreyana Mary Ann Showers 1992-6-26 2566 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  RSA90796  Cryptantha torreyana Milo S. Baker, H. K. Wagnon 1953-7-12 2844 a Tehama Above Whitlock Camp in open forest along County Road somewhere from 3 miles to 6.1 miles from camp. 1524 Comment
  UCD110846  Cupressus macnabiana Christopher Mallek 2008-1 RR- 1 Tehama Raglin Ridge. 927 Comment
  JEPS97440  Cuscuta californica Vernon H. Oswald and L. Ahart 1995-7-12 6996 Tehama T29N R9W NW1/4 Sec. 34, 3080 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36 938 Comment
  CDA39913  Cuscuta californica var. californica L. Ahart 2004-6-11 11017 Tehama Northwest of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CHSC64906  Cuscuta californica var. californica Vernon H. Oswald 1995-6-30 6952 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff; between the gate in the fence and Pool 1 s of Inks Creek Rd. 213 Comment
  SEINET12332659  Cuscuta howelliana Unknown 1982-1 729 Tehama 61 Comment
  RSA122036  Cycladenia humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi. NW of Colby Mtn. Comment
  JEPS49763  Cycladenia humilis var. humilis Jos. Grinnell 1927-6-17 Tehama Lassen Peak Region, Viola Rd. 1706 Comment
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Jul 16 2009
  UC1197613  Cycladenia humilis var. humilis Charlotte M. Wilder 1912-6-26 1845 Tehama above Deer Creek Meadows Deer Creek Meadows Comment
  CHSC66097  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1996-5-27 7638 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  CHSC77405  Cynodon dactylon L. P. Janeway; B. Castro 1999-5-24 6481 A Tehama Along the south edge of South Fork Cottonwood Creek. 335 Comment
  HSC37555  Cynodon dactylon J. D. Ackerman, A. M. Montalvo 1975-7-17 569 Tehama Dry creek, 14.5 mi. from Tehama-Shasta Co. line, Hwy. 36 Comment
  CHSC101179  Cynoglossum grande L. P. Janeway 2009-3-28 9686 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  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
  SEINET12568121  Cynoglossum grande E. R. House 1956-4-27 5 Tehama Alongside California State Route 36, on the way to Red Bluff. 914 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
  RSA768920  Cyperus difformis L. Ahart, John Dittes 2010-10-4 17286 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CDA34747  Cyperus eragrostis L. Ahart, John Dittes 2010-10-4 17287 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  RSA0119055  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  SEINET13710860  Cyperus erythrorhizos Lowell William Ahart, Lowell William Ahart 2003-1 10596 Tehama Near Hwy 99 about 5 Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4W) 200 Ft. 61 Comment
  CHSC66214  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-6-3 7725 Tehama Hog Lake Plateau. Cascade Range Foothills. 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
  JEPS104233  Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama 5 air mi SE of Los Molinos (Deer Creek, S side, 400 yds E of Hwy 99) 60 Comment
  SEINET7581975 Image available Cyperus flavescens Lowell 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. 61 Comment
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC66509  Cyperus squarrosus Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. In a flood channel along Paynes Creek. 158 Comment
  CHSC76851  Cyperus squarrosus L. P. Janeway 1999-6-26 6486 Tehama Cascade Range Foothills. East end of Hog Lake. North side of Hwy 36, about 8 mi northeast of Hwy 99 in Red Bluff. 263 Comment
  JEPS97355  Cyperus squarrosus Vernon H. Oswald and L. Ahart 1995-7-31 7157 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  SBBG12961  Cyperus squarrosus T. L. Secrest 1958-6-29 Tehama Sacramento River at Red Bluff Comment
  CDA38897  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10598 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  JEPS88142  Cyperus strigosus Vernon H. Oswald and Lowell Ahart 1996-7-8 7952 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (flood plain of Paynes Creek e. of mouth of intermittent stream crossing the n.e. corner of parcel); Cascade Range Foothills, Hog Lake Plateau 158 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
  CHSC68927  Cystopteris fragilis Vernon Oswald; Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  CHSC9738  Cystopteris fragilis Nancy Mosman 1971-7-17 119 Tehama Ca. 2 ft e of Hwy 32 and 19.6 mi s of Chester. 1066 Comment
  SBBG259  Cystopteris fragilis H. and M. Dearing 1938-6-22 2098 Tehama Deer Crk Falls 1371 Comment
  UC1949088  Cystopteris fragilis Barbara Ertter with Brad Olson 1991-7-6 10433 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  RSA67477  Cystopteris fragilis P. A. Munz 1951-7-18 16685 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  RSA90836  Cystopteris fragilis Milo S. Baker, H. K. Wagnon 1953-6-21 12760 Tehama Logging road W of Paskenta at Henderson s Canyon. 1524 Comment
  CHSC64637  Damasonium californicum Vernon H. Oswald; Lowell Ahart 1995-4-17 6656 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the receding edge of Dales Lake (e side). 213 Comment
  SEINET3926754  Danthonia californica var. americana Rimo C. Bacigalupi, G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5308 Tehama Near Somerset, about 1 miles south of Ovenlid (butte), Mendocino National Forest.; 0 1768 Comment
  RSA123781  Danthonia californica var. californica G. D. Barbe 1955-7-16 163 Tehama At Somerset on the SW slope of the ridge leading to Oven Lid. 1768 Comment
  UC1055939  Danthonia unispicata Helen K. Sharsmith 1954-6-24 4348 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UCSB11516  Darmera peltata Dearing, Hugh; Dearing, Margaret 1938-6-21 Tehama Chico Creek 6.6 miles north of Loma Comment
  RSA93505  Datisca glomerata Milo S. Baker, H. K. Wagnon 1953-5-31 12720 Tehama Logging road west of Paskenta near 5 mile post. Comment
  UC1034636  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13051 Tehama w Postpile Camp; Mend. Nat. Forest 1828 Comment
  JEPS43415  Delphinium depauperatum Jos. Grinnell Tehama Mineral 1463 Comment
  SEINET12099545  Delphinium hesperium Unknown 1936-1 13334 Tehama Sacramento Valley near Red Bluff Comment
  CAS-BOT-BC116540  Delphinium nuttallianum Ira Wiggins 1925-3-26 1549 Tehama above the gorge on Mill Creek Comment
  JEPS60578  Delphinium nuttallianum W. L. Jepson 1899-4-28 Tehama near Salt Creek (<creek is> a tributary of the Cottonwood); Wimmeshaw Comment
  CHSC55264  Delphinium patens subsp. patens L. P. Janeway 1991-4-18 3909 Tehama Battle Creek Wildlife Area. North-facing bluff on south side of and above Battle Creek, ca. 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC70900  Delphinium patens subsp. patens Vernon Oswald; Lowell Ahart 1998-4-27 8962 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  UC1002624  Delphinium patens subsp. patens Keith Wagnon 1953-5-10 12630 Tehama logging rd sw Paskenta (near 10 mi post) Comment
  UCD96666  Delphinium variegatum A. A. Heller 1916-4-20 12329 Tehama 3 miles N of Red Bluff. Comment
  CHSC35303  Delphinium variegatum subsp. variegatum J. D. Jokerst 1982-3-16 1511 Tehama Along the S edge of Barber Lane 1.0 mi E of its junction with Meridian Rd. Comment
  CHSC118388  Delphinium variegatum subsp. variegatum Tim Kask 2015-5-6 250 Tehama Antelope Creek, 'McClure Trail'. 10T 0599269/44584417 650 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
  CHSC96686  Deschampsia danthonioides Lowell Ahart 2007-5-8 13751 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS88591  Deschampsia danthonioides Vernon H. Oswald and Lowell Ahart 1996-4-29 7469 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  UC1146615  Deschampsia elongata Freed W. Hoffman 1947-6-23 1681 Tehama w. Government Flat 796 Comment
  UCD63741  Deschampsia elongata Collector Unknown 1940-8-14 9811 Tehama About Government Flat near the Mendocino Co. line. Comment
  JEPS94583  Descurainia incana Vernon Oswald and Lowell Ahart 1997-7-7 8679 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Ee Wilderness) 2057 Comment
  RSA758086  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 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
  SD211570  Descurainia incisa subsp. incisa Barbara Ertter, Brad Olson 1991-7-6 10426 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  CHSC84259  Dianthus armeria subsp. armeria Lowell Ahart; John Dittes 2003-6-11 10241 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC7027  Dicentra formosa K. R. Stern 1964-6-24 2121 Tehama Mineral campground, ca. 1/2 mi. e of Mineral. 1508 Comment
  CHSC107082  Dichelostemma capitatum M. Mitchell 2010-2-25 55 Tehama Dye Creek Preserve. 94 Comment
  JEPS64184  Dichelostemma capitatum Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo Road) Comment
  SJSU9949  Dichelostemma capitatum J. E. Gauman 1964-3-27 Tehama Antelope Canyon, Red Bluff Comment
  CHSC64399  Dichelostemma capitatum subsp. capitatum Vernon H. Oswald; Lowell Ahart 1995-3-6 6513 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 195 Comment
  CHSC65668  Dichelostemma capitatum subsp. capitatum Vernon H. Oswald 1996-3-20 7244 Tehama Thomes Creek Ecological Reserve. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. 106 Comment
  UCSB21825  Dichelostemma capitatum subsp. capitatum Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  JEPS110420  Dichelostemma congestum Lowell Ahart 2006-7-11 12957 Tehama Meadow area south of the dirt road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC40501  Dichelostemma multiflorum Pauleen Broyes 1982-4-30 504 Tehama N of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC86561  Dichelostemma multiflorum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  CHSC9288  Dichelostemma multiflorum D. C. Burns 1971-4-6 127 Tehama Abundant along Lassen rd., 5 yds. N of rd. and ca. 3.3 mi w of the intersection of Meridian rd and Lassen rd. 76 Comment
  SJSU10163  Dichelostemma multiflorum S. S. Rewak 1962-4-18 81 Tehama Proberta Comment
  JEPS16183  Dichelostemma multiflorum Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3129 Tehama 1 mi w Paskenta-Newville road junction (w Tehama County) Comment
  CHSC56819  Dichelostemma volubile B. Garamendi 1974-5-11 32 Tehama Mill/Deer Creek Study Area. Peligreen Jeep Trail; 100 yds W of Black Oak Grove sign. 853 Comment
  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
  CHSC49003  Diplacus layneae V. Oswald; L. Ahart 1988-5-21 3329 Tehama M2 (23N01) 9.8 mi (odometer) w of Paskenta. 896 Comment
  CAS-BOT-BC153331  Diplacus layneae R. C. Barneby 1954-5-15 11493 Tehama 1 1/2 mi. w. of Paynes Creek 518 Comment
  CHSC63421  Diplacus nanus Vernon H. Oswald 1994-6-11 6270 Tehama Tedoc Rd. (Forest Rd. 45) 0.5 mi N of Tedoc Gap, W of Red Bluff and S of Plantina. 1365 Comment
  CHSC64996  Diplacus nanus Vernon H. Oswald; Lowell Ahart 1995-7-12 7044 Tehama W of Red Bluff and S of Plantina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC57245  Diplacus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 at Plumas Co. line. 1493 Comment
  CHSC83642  Diplacus torreyi L. P. Janeway 2001-6-24 7218 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
  CAS-BOT-BC154016  Diplacus torreyi Mrs. H. P. Bracelin 1932-7-23 667 Tehama Mt. Lassen road, 4 miles north of Mineral 1676 Comment
  JEPS14673  Dodecatheon alpinum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  SEINET198079 Image available Dodecatheon alpinum Louise Kellogg 1952-7-14 42 Tehama Mendocino National Forest; Square Lake Trail from Ovenlid toward South Yolla Bolly Mountain. 1829 Comment
  SEINET10449636  Dodecatheon alpinum subsp. majus Mary Susan Taylor 1975-7-17 Taylor 847 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  UC725483  Dodecatheon hendersonii A. A. Heller 1918-4-28 13002 Tehama Bennett Springs Comment
  RSA67174  Dodecatheon jeffreyi P. A. Munz 1951-7-25 16843 Tehama 1 mile E of Square Lake. 2134 Comment
  UC1245128  Dodecatheon jeffreyi J. M. Tucker 1959-7-19 3574 Tehama upper (s) side of Square Lake n side South Yolla Bolly Mountain, Square Lake (above the lake, n side of South Yolla Bolly Mountain) 2118 Comment
  LA47061  Dodecatheon jeffreyi subsp. jeffreyi J. M. Tucker; 1959-7-19 3574 Tehama South Yolla Bolly Mountain, upper S of Square Lake, N side of S Yolla Bolly Mountain 2118 Comment
  CHSC64963  Downingia bacigalupii Vernon H. Oswald; Lowell Ahart 1995-7-12 7050 Tehama High North Coast Range. W of Red Bluff and S of Plantina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.8 mi W of Forest Route 45. 1341 Comment
  CHSC31135  Downingia bella W. F. Babb 1980-4-26 13 Tehama On the e side of Leininger Rd. ca. 600 m from its jct with Hwy 99E ca. 25.5 km n of Chico. Comment
  JEPS108478  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-5-2 293 -96 Tehama Vina Plains Preserve, located 13 miles north of Chico Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  CHSC46213  Downingia ornatissima Pauleen Broyles 1986-4-9 960 Tehama The Nature Conservancy Vina Plains Preserve. Along fence 50 m west of telephone line. 66 Comment
  CHSC79717  Downingia ornatissima var. ornatissima L. P. Janeway; B. Castro 2000-4-4 6652 Tehama Vicinity of Brannin Creek and Rice Creek, west of Hwy I-5. 124 Comment
  CHSC79976  Downingia ornatissima var. ornatissima B. Castro; L. P. Janeway 2000-5-11 1159 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC46119  Draba verna var. aestivalis L. P. Janeway; Oscar V. Janeway 1989-4-15 3218 Tehama Deer Creek Meadows; along hwy 32 ca 3/4 mi SW of jct with hwy 36/89. Upper part of mdw. 1402 Comment
  CHSC102463  Draba verna var. verna L. P. Janeway 2009-3-28 9660 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine creek. 503 Comment
  JEPS27435  Drosera rotundifolia Jos. Grinnell 1925-7-30 Tehama Mineral 1463 Comment
  CHSC102799  Drymocallis glandulosa var. glandulosa Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16325 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  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
  HSC97888  Dysphania botrys L. Ahart, John Dittes 2003-9-17 10573 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  JEPS127108  Dysphania botrys Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21367 Tehama A little south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  HSC93240  Dysphania chilensis Vernon H. Oswald, L. Ahart 1996-9-4 8261 Tehama BLM Parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC65148  Echinochloa crus-galli Vernon H. Oswald 1995-6-30 6949 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. On the bed of the ditch along the old highway just s of the Old Hwy. Pool. 219 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
  CHSC116226  Echinodorus berteroi Lowell Ahart; John Dittes 2015-6-22 20259 Tehama Drying strand of a man made pond, about 1/4 mile north 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
  CHSC78909  Echinodorus berteroi Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 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
  CHSC65051  Elatine brachysperma Vernon H. Oswald; Lowell Ahart 1995-7-17 7079 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. 213 Comment
  CHSC64908  Elatine heterandra Vernon H. Oswald; Lowell Ahart 1995-6-13 6848 B 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. 219 Comment
  UCD104390  Eleocharis engelmannii Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6856 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC111137  Eleocharis macrostachya Lowell Ahart 2012-6-2 18150 Tehama In a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC66093  Eleocharis macrostachya Vernon H. Oswald 1996-5-27 7644 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. 0.3 mi N of the S boundary. 100 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
  CHSC40803  Eleocharis radicans Pauleen Broyles 1982-5-10 558 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch. 60 Comment
  CDA2035  Eleusine indica D. R. Hill 1970-9-1 Tehama Wilcox Oaks Golf Course, 2 miles north of Red Bluff. 0 Comment
  CHSC105213  Elodea canadensis Lowell Ahart; John Dittes 2010-7-19 16888 Tehama About 10 yards south of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  UCD80543  Elymus CNPS SN Foothill Team 2005-7-1 SNNR 0492 b Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  UCD61491  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain. 2465 Comment
  JEPS98967  Elymus elymoides subsp. californicus Lowell Ahart 2001-6-8 8806 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  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
  UC1107307  Elymus elymoides subsp. elymoides J. M. Tucker and L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain; at summit 2465 Comment
  SJSU11286  Elymus hispidus S. H. Casey 1980-6-22 1179 Tehama State Route 36 W of Mineral 1402 Comment
  HSC74985  Elymus multisetus J. P. Smith, Thomas W. Nelson 1979-6-25 10200 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 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
  CHSC49489  Elytrigia intermedia subsp. barbulata Vernon Oswald 1983-7-12 846 Tehama Beside Round Valley Rd. (M4; 23N02), 11.9 mi w of its jct. with Garland Rd. 1127 Comment
  CHSC118405  Enemion occidentale Tim Kask 2016-4-1 259 Tehama Antelope Cr. Drainage, McClure Tr. .41 mi from top of trail. 10T 0598557/4458867 Comment
  CDA38057  Epilobium brachycarpum L. Ahart 2006-7-25 13075 Tehama On the west 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
  CHSC41015  Epilobium campestre Pauleen Broyles 1982-6-2 686 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in central pasture. 66 Comment
  CHSC105495  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2010-7-17 16858 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC56560  Epilobium ciliatum subsp. ciliatum Steven Triano 1988-9-18 259 Tehama Ca 25 ft w of Hwy. 32 and 32.4 mi n of its jct. with Hwy. 99. 1109 Comment
  CHSC77770  Epilobium ciliatum subsp. ciliatum Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS105920  Epilobium ciliatum subsp. ciliatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11199 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
  CHSC59089  Epilobium ciliatum subsp. glandulosum Vernon H. Oswald 1992-8-19 5167 Tehama Lassen Volcanic National Park. Drainage W of the upper end of the ski lift, ca. 0.5 mi NW of the Southwest Entrance Station. On the edge of streamlets in a meadow. 2182 Comment
  CHSC68957  Epilobium ciliatum subsp. glandulosum Vernon Oswald; Lowell Ahart 1997-7-7 8669 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  CHSC41013  Epilobium cleistogamum Pauleen Broyles 1982-6-2 687 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool, nnw of barn in s pasture. 62 Comment
  UCD21182  Epilobium cleistogamum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-11 357 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  CHSC109231  Epilobium densiflorum Robert Fischer 2012-6-3 1062 Tehama Northern Sacramento Valley, north of Chico, within the southernmost portion of Tehama County, off of Hwy 99 and 0.4 miles west on Haille Road. Vina Plains Preserve, Wurlizer Unit. 56 Comment
  UC764939  Epilobium densiflorum R. F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  UCD80479  Epilobium densiflorum CNPS SN Foothill Team 2005-6-21 SNNR 0351 b Tehama Tehama County; USFS Lassen National Forest; stand abuts Mill Creek on its southern corner. 559 Comment
  UCD80481  Epilobium densiflorum CNPS SN Foothill Team 2005-6-13 SNFN 0378 b Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  UCSB63893  Epilobium densiflorum Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, T28N R2W NW1/4 NE1/4 Sect. 8, Cascade Range Foothills 158 Comment
  CHSC63223  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  UC873371  Epilobium glaberrimum subsp. glaberrimum A. A. Heller 1937-6-26 15345 Tehama along creek on slope w Deer Creek Meadow; Deer Creek 1371 Comment
  CHSC65061  Epilobium hallianum Vernon H. Oswald; Lowell Ahart 1995-7-17 7082 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. In a meadow. 1572 Comment
  UC1019529  Epilobium hallianum Louise Kellogg 1952-7-9 11 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mt.) - North Coast Ranges, Mendocino National Forest, Boswell Ridge Comment
  UC505329  Epilobium hallianum Mrs. H. P. Bracelin 1932-7-23 663 Tehama n side of buildings Mineral 1524 Comment
  CHSC32800  Epilobium minutum James Jokerst 1980-6-18 893 Tehama North Coast Ranges. Near Mud Flat. 852 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
  UC1299437  Epilobium oreganum Freed W. Hoffman 1949-7-19 3031 Tehama Regan Meadow North Coast Ranges 1264 Comment
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Dec 23 2008
  CHSC107358  Epilobium torreyi Lowell Ahart; John Dittes 2011-6-9 17444 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  JEPS38193  Epilobium torreyi W. L. Jepson 1927-6-19 12255 Tehama a few mi w Tuscan Buttes Comment
  CHSC56962  Equisetum arvense Steven Triano; Stefani Eiben 1988-5-7 155 Tehama Behind Mineral General Store. 1536 Comment
  SEINET10562376  Eragrostis cilianensis Virginia E. Long 1931-8-14 Long 101 A Tehama Along highway, altitude 260 feet; Richfield Colony, three miles north of Corning. Comment
  JEPS127185  Eragrostis curvula Lowell Ahart, John Dittes 2016-8-25 21285 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
  RSA0118929  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 Tehama On the Bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 mles (air) northwest of Orland. 135 Comment
  CDA31776  Eragrostis pectinacea var. pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC107256  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2011-6-9 17445 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. In a large vernal pool, sand dune area. 80 Comment
  CHSC117732  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2016-8-25 21286 Tehama Along the west edge 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
  HSC4048  Eremogone congesta Louise Kellogg 1952-7-17 74 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CAS-BOT-BC287473  Ericameria greenei John Thomas Howell 1960-8-18 36092 A Tehama Lassen Volcanic National Park. Sulphur Works entrance station 2011 Comment
  CHSC61764  Ericameria greenei Vernon H. Oswald; Lowell Ahart 1993-9-2 5897 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CHSC110951  Ericameria nauseosa var. oreophila L. P. Janeway 2013-10-14 11208 Tehama High Cascade Range. Top of ridge between Cub Creek and Butt Creek, 2.5 air km north-northwest of Humboldt Summit. 1973 Comment
  CHSC26699  Ericameria nauseosa var. speciosa M. S. Taylor 1977-8-17 1475 Tehama On mountain peak, ca. 1/2 mi n of Old Humboldt Rd, ca. 3 mi e of its jct with Scotts john Rd, no of Jonesville. 1981 Comment
  CHSC61401  Ericameria nauseosa var. speciosa Vernon H. Oswald; Lowell Ahart 1993-8-18 5833 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conrad, near the south boundary of the park. 2490 Comment
  UC87262  Ericameria nauseosa var. speciosa T. S. Brandegee 1892-9-20 Tehama Yolla Bolly Mt. Comment
  JEPS76650  Ericameria ophitidis L. R. Heckard 1972-6-17 2974 Tehama w slope Tedoc Mt. 1310 Comment
  CHSC112994  Erigeron bonariensis Lowell Ahart 2013-8-2 18972 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
  CHSC67161  Erigeron canadensis James D. Jokerst; Jeri Donovan 1981-9-30 1498 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch. Comment
  UCD104419  Erigeron canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6867 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  UCSB63984  Erigeron canadensis Jokerst, James; Donovan, Jeri 1981-9-3 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
  HSC75382  Erigeron compositus J. O. Sawyer, K. A. Sawyer 1980-6-18 3449 Tehama S of N Yolla Bolly Peak. 2348 Comment
  CHSC101394  Erigeron inornatus var. inornatus David Isle 1992-7-29 1557 Tehama Upper Forks Ridge, S of 24N01.2, between 24N02.1-24N32 jcts. 1737 Comment
  CHSC60282  Eriodictyon californicum L. P. Branham 1975-5-1 25 Tehama Ca. 15 m e Tombs Camp Rd and 2.6 mi w of Paskenta. 350 Comment
  CHSC64710  Eriodictyon californicum Vernon H. Oswald 1995-5-2 6706 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Just s of the summit of the basalt ridge crossing the ne corner of the reserve. 228 Comment
  CAS-BOT-BC248815  Eriogonum compositum var. compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama On ridge ca. 1/4 mile east of summit of South Yolla Bolly Mountain 2377 Comment
  RSA66987  Eriogonum compositum var. compositum P. A. Munz 1951-7-25 16889 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  RSA90787  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1953-7-11 12838 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CAS-BOT-BC242617  Eriogonum dasyanthemum John Thomas Howell 1955-6-12 30310 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  CHSC32795  Eriogonum dasyanthemum James Jokerst 1980-6-18 887 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC44223  Eriogonum dasyanthemum Vernon Oswald 1988-6-27 3515 Tehama M2 (23N01) 9.4 mi w of Paskenta. 804 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
  JEPS128463  Eriogonum dasyanthemum Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -064 Tehama West slope Tedoc Mountain, Beegum Creek watershed; Road 45 south of milepost 11. Comment
  OBI11128  Eriogonum dasyanthemum Carl B. Wolf 1937-9-6 9295 Tehama Inner North Coast Range, Paskenta-Covelo rd 457 Comment
  UC1736001  Eriogonum dasyanthemum Dean W. Taylor 1992-6-18 12802 Tehama Valentine Ridge, along Forest Road 25N01 Comment
  UC85723  Eriogonum dasyanthemum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UCR263628  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-5 10321 Tehama Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], c. 15 air miles west-northwest of Red Bluff 213 Comment
  HSC17410  Eriogonum dasyanthemum Larry Berti 1968-11-26 Tehama By Hwy. 5 overpass to Jelly's Ferry Comment
  HSC72217  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5871 Tehama Along Colyear Springs Rd. 1.6 mi. E of junction with Raglin Ridge Rd. 701 Comment
  RSA757018  Eriogonum dasyanthemum Barbara J. Ertter 1991-9-2 10791 Tehama Round Valley-Paskenta road (Rt M4) 12.2 miles west of Newville Road junction, about 9 air miles west-southwest of Paskenta. 1220 Comment
  SBBG61969  Eriogonum dasyanthemum unknown 1924-9-20 Tehama Corning Comment
  SEINET9004260  Eriogonum dasyanthemum B. Ertter 1991-1 10791 Tehama Round Valley, Paskenta Road (Rte M4), 12.2 miles W of Newville Road junction, ca 9 airmiles WSW of Paskenta. 1219 Comment
  CHSC88585  Eriogonum libertini L. P. Janeway 2001-6-10 7136 Tehama High North Coast Ranges. At Tedoc Gap. 1372 Comment
  HSC74830  Eriogonum libertini J. P. Smith, Thomas W. Nelson 1978-7-22 10019 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  CAS-BOT-BC259372  Eriogonum lobbii P. A. Munz 1951-7-26 16924 Tehama East flank of South Yolla Bolly Pk. 2346 Comment
  CHSC85275  Eriogonum lobbii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 809 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.5 air-mile east of Square Lake; downslope of trail. 2147 Comment
  RSA66630  Eriogonum lobbii var. lobbii P. A. Munz 1951-7-26 16924 Tehama East flank of South Yolla Bolly Peak, South Yolla Bolly Mountains. 2348 Comment
  UC1245126  Eriogonum lobbii var. lobbii J. M. Tucker and L. K. Mann 1959-7-19 3552 Tehama ridge top ca. 1/2 mi e summit of South Yolla Bolly Mountain 2286 Comment
  JEPS88134  Eriogonum luteolum Vernon H. Oswald and Lowell Ahart 1996-7-8 7958 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream crossing the n.e. corner of the parcel near its confluence with Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  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
  SD22508  Eriogonum nudum var. nudum Susan G. Stokes July 15 Tehama So. Red Bluff Comment
  CHSC117156  Eriogonum nudum var. pubiflorum Lowell Ahart; John Dittes 2016-6-22 21024 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. 908 Comment
  CDA22654  Eriogonum roseum L. Ahart, J. Dittes 2003-9-17 10587 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  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
  RSA66603  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-25 16893 Tehama 1 mile E of Square Lake. 2134 Comment
  UC1019552  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-16 70 Tehama directly s near Squaw Camp and Pole Corral on Boswell Ridge South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 2133 Comment
  CAS-BOT-BC269976  Eriogonum spergulinum var. reddingianum Catherine Best 1992-7-14 1388 Tehama On the Mendocino Pass Road near the Tehama Co. Mendocino Co. line 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
  JEPS75813  Eriogonum strictum var. greenei Todd and Virginia Keeler-Wolf 1971-7-24 367 Tehama near summit; North Yolla Bolly Mountain 2377 Comment
  CAS-BOT-BC262772  Eriogonum strictum var. proliferum James L. Reveal 1978-7-19 4787 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386 Comment
  CDA22670  Eriogonum tripodum Vernon Oswald 2000-6-2 9930 Tehama M2 (Toomes Camp Road) 9.4 miles west of Paskenta. Comment
  CHSC48660  Eriogonum tripodum Vernon Oswald 1988-6-27 3514 Tehama M2 (23N01) 9.4 mi w of Paskenta. On a serpentine outcrop. 804 Comment
  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
  JEPS96720  Eriogonum tripodum Dean W. Taylor 1997-7-10 16121 Tehama Valentine Ridge; Yolla Bolly Mtns; Mendocino National Forest 685 Comment
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Jul 6 2009
  UC1010383  Eriogonum tripodum Milo S. Baker and H. K. Wagnon 1953-7-11 12819 Tehama 3 mi above Whitlock Camp 1524 Comment
  RSA90832  Eriogonum tripodum Milo S. Baker 1953-7-11 12819 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
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Jul 29 2009
  UCD101420  Eriogonum umbellatum var. bahiiforme J. M. Tucker; L. K. Mann 1959-7-19 3561 Tehama southeast side of South Yolla Bolly Mountain. 2194 Comment
  JEPS96718  Eriogonum umbellatum var. smallianum Dean W. Taylor 1997-7-9 16129 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 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
  CHSC90678  Eriogonum wrightii var. trachygonum D. Isle 1996-3-7 1008 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 365 Comment
  UCD80056  Eriophyllum lanatum CNPS SN Foothill Team 2005-5-10 SNFN 0163 b Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CAS-BOT-BC308093  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1971-8-10 18320 Tehama South Yolla Bolly Mountain 2133 Comment
  CHSC77304  Eriophyllum lanatum var. achilleoides Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 256 Comment
  CHSC77726  Eriophyllum lanatum var. aphanactis B. Castro; L. P. Janeway 1999-5-12 933 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 219 Comment
  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
  CHSC9734  Eriophyllum lanatum var. grandiflorum Nancy Mosman 1971-7-17 115 Tehama Along e side of Hwy 32 ca. 11.9 mi s of Chester. 1219 Comment
  JEPS110083  Eriophyllum lanatum var. grandiflorum Lowell Ahart 2006-8-15 13196 Tehama East side of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS76660  Eriophyllum lanatum var. grandiflorum L. R. Heckard 1972-6-17 2964 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  SBBG8179  Eriophyllum lanatum var. integrifolium H. and M. Dearing 1938-6-25 3031 Tehama Battle Crk Comment
  CHSC64392  Erodium brachycarpum Vernon H. Oswald; Lowell Ahart 1995-3-6 6516 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected along a rocky roadcut near the ne tip of the reserve but common and widespread. 228 Comment
  CHSC67226  Erodium brachycarpum James D. Jokerst 1984-3-17 1935 Tehama Wurlitzer Ranch on the E side of Meridian Rd., grassy plains of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 Comment
  CHSC113331  Erodium cicutarium Lowell Ahart; John Dittes 2014-5-16 19479 Tehama On a small gravel bar, along a small drainage, along the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC86005  Erodium cicutarium Jenny Marr 1998-3-17 Tehama Vicinity of upper North Fork Stony Creek and Garland Road (Newville Road). 231 Comment
  HSC35359  Erodium cicutarium R. M. Sullivan 1975-5-4 54 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  CHSC59127  Eryngium alismifolium Vernon H. Oswald 1992-7-21 5131 Tehama Dry Lake on Viola-Mineral Rd. (Forest Rt. 17, Forest Rd. 31N17), 0.5 mi S of Forest Rd. 30N16 (to Hwy. 89), ca. 3.5 mi (air) NW of Mineral. 1798 Comment
  CHSC107971  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off ramps for Hwy I-5, opposite St. Elizabeth's Hospital. 88 Comment
  JEPS118674  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital. Red Bluff E 7.5' quad. Comment
  JEPS16983  Eryngium castrense W. L. Jepson 1927-6-25 12349 Tehama Pine Creek road station 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
  JEPS97295  Eryngium castrense Vernon H. Oswald and L. Ahart 1995-6-13 6853 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, adobe clay loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  UC1392808  Eryngium castrense R. F. Hoover 1968-5-27 11102 Tehama 10 mi. w. Corning Comment
  SEINET5342744  Erysimum capitatum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  UC1543773  Erysimum perenne Harold and Virginia Bailey 1948-8-27 3055 Tehama Loop Hwy overlooking Sulphur Creek (below Sulphur Works); Lassen Volcanic National Park 2072 Comment
  CHSC54112  Erythranthe bicolor Vernon H. Oswald 1991-5-20 4603 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC65350  Erythranthe breweri Lowell Ahart 1995-10-3 7659 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
  CAS-BOT-BC153874  Erythranthe glaucescens Ethel Wickes; Emmet Pendleton 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC153875  Erythranthe glaucescens Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Foothill Road 70 Comment
  SD131950  Erythranthe glaucescens Barbara Errter 1989-5-3 8446 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side of Deer Creek ca 20 airmiles SW of Chester 975 Comment
  CHSC113923  Erythranthe guttata Lowell Ahart 2014-5-8 19442 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
  CHSC118052  Erythranthe guttata Daphne K. Christopher; Lowell Ahart, John Dittes and Hanna Stevens 2003-4-17 190 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC27325  Erythranthe guttata T. B. Devine 1976-8-3 347 Tehama Meadow 1/4 mi w of lake beside unimproved road from Hwy 36 to Wilson Lake. 1584 Comment
  CHSC32877  Erythranthe guttata Louis Heinrich 1980-4-19 5 Tehama S side of Battle Creek, .7 mi e of Jerry's Ferry Rd. 106 Comment
  CHSC60145  Erythranthe guttata Jean A. Graham 1988-4-10 6 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd, 2 mi w of Mendocino National Forest boundary. 377 Comment
  UC2046336  Erythranthe inodora Barbara Ertter with James Shevock 1992-6-14 11123 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (town). Comment
  CHSC87327  Erythranthe latidens Lowell Ahart 2004-4-29 10789 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  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
  CHSC80698  Erythranthe microphylla Lowell Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC115806  Erythranthe moniliformis Lowell Ahart; John Dittes 2015-8-5 20466 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
  CHSC42217  Erythranthe nasuta Karen Hamilton 1986-3-22 11 Tehama 137 Comment
  CHSC64635  Erythranthe nasuta Vernon H. Oswald; Lowell Ahart 1995-4-25 6700 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. Along the intermittent stream located on the s side of the basalt ridge crossing the ne corner of the reserve. 207 Comment
  CHSC37625  Erythranthe primuloides T. B. Devine 1979-8-12 591 Tehama Ca. 2 mi E of Hwy 89, 1/2 mi W of Wilson Lake and 3 1/2 mi SE of Childs Meadows. 1615 Comment
  CHSC49010  Erythranthe tilingii Vernon Oswald 1986-8-4 2264 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2346 Comment
  CAS-BOT-BC502687  Erythronium californicum Elmer I. Applegate 1930-4-16 6116 Tehama Bennett Springs, southwest corner of Tehama County, Newville-Covello road. Comment
  CHSC115035  Erythronium multiscapideum Jessica Moeller 2008-3-24 Tehama ear the junction of Supan Gulch and Hwy 36 East. About 5 miles east of Hog Lake. 185 Comment
  CHSC65711  Erythronium multiscapideum Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7263 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek in the NE corner of the parcel. 152 Comment
  SBBG990  Erythronium purpurascens H. and M. Dearing 1938-6-23 2120 Tehama 15 mi E of Mineral Comment
  CAS-BOT-BC504363  Erythronium purpurascens John Thomas Howell 1961-6-20 36575 Tehama Sulphur Works entrance station, Lassen Volcanic National Park 2011 Comment
  HSC60619  Erythronium purpurascens Carl Wishner 1978-6-30 524 Tehama 2 mi. outside boundary of Lassen National Park adjacent to Hwy. 89 Comment
  CHSC75388  Eschscholzia californica Ben Myhre 1997-4-9 20 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC402933  Eschscholzia californica A. A. Heller 1927-4-29 s.n. Tehama Along the Pacific Highway 1 mile north of Red Bluff Comment
  CHSC55511  Eschscholzia lobbii Vivian L. Long 1991-4-4 3 Tehama Ca. 10 m from w side of road, Hwy A6, 1.6 km from junction of Hwy 36 and A6. 203 Comment
  JEPS21004  Eschscholzia lobbii W. L. Jepson 1899-4-29 Tehama between South Fork and Dibble Creek; Manzanita Flat Comment
  JEPS51685  Eschscholzia lobbii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  UC635612  Eschscholzia lobbii L. R. Wohletz 1933-4-1 Tehama near Los Molinos Comment
  UCD142601  Euphorbia maculata John Thomas Howell 1960-7-24 36004 Tehama 10 miles northeast of Red Bluff. Comment
  UCD142640  Euphorbia ocellata State Seed Lab 1928-10-1 1437 Tehama Red Bluff. Comment
  UCD142652  Euphorbia ocellata Daryl Koutnik 1988-7-16 s.n. Tehama Vina Plains, east of Hwy 99 and Leninger Road. Comment
  CHSC78837  Euphorbia spathulata Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC94552  Eurybia integrifolia Lowell Ahart 2006-9-9 13258 Tehama Dry meadow area just west of the dirt road, about 100 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CHSC77533  Euthamia occidentalis Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 310 Comment
  JEPS117388  Euthamia occidentalis Lowell Ahart, John Dittes 2010-10-4 17279 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  SEINET190916 Image available Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 mi NE of Lomo on Rte. 32 banks above Deer Creek Comment
  UCD66119  Festuca occidentalis Beecher Crampton 1954-6-16 1963 Tehama Paskenta District, Mendocino National Forest, Whiskey Saddle, Crane Mills logging road. 1438 Comment
  UCD80550  Festuca occidentalis CNPS SN Foothill Team 2005-7-1 SNNR 0492 e Tehama USFS Lassen National Forest, ca. 1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CHSC113337  Festuca perennis Lowell Ahart; John Dittes 2014-5-16 19490 Tehama Small drainage on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  JEPS122131  Festuca perennis Lowell Ahart, John Dittes 2014-5-16 19490 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
  CAS-BOT-BC278940  Festuca rubra Alice Eastwood; John Thomas Howell 1941-7-9 9773 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA756698  Floerkea proserpinacoides Barbara Ertter, Brad Olson 1991-7-6 10410 Tehama Rocky cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  CAS-BOT-BC62999  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  LA207657  Frangula californica subsp. crassifolia C. B. Wolf; 1937-9-6 9296 Tehama Paskenta--Covelo Rd, mud flat 609 Comment
  CAS-BOT-BC53829  Frangula californica subsp. tomentella Alice Eastwood 1912-8-22 1927 Tehama Lassen Butte Region - near Payne Creek Comment
  HSC74825  Frangula purshiana J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-7-22 10013 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 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
  SEINET10744716  Fraxinus dipetala Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 905 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  CHSC82609  Fritillaria affinis Tara Morgan 2002-3-31 11 Tehama In Ishi Wilderness within Lassen National Forest. Found near the trail that runs parallel to Mill Creek on the south. 682 Comment
  JEPS61891  Fritillaria atropurpurea Joseph Grinnell 1928-6-8 Tehama 6 mi n of Mineral 2133 Comment
  CHSC9283  Fritillaria recurva D. C. Burns 1971-4-4 123 Tehama Ca. 0.6 mi n of the intersection of Paynes Creek rd. and Plum Creek rd., ca. 20 yds. E of Plum Creek rd. 548 Comment
  RSA537533  Fritillaria recurva Barbara Ertter 1989-5-3 8434 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  HSC71844  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5850 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  POM304470  Galium ambiguum Alice Eastwood, John T. Howell 1941-7-9 9769 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  OBI72142  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-7-6 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  RSA759805  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-7-4 10259 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  SD70479  Galium ambiguum subsp. ambiguum Lauramay T. Dempster, G. Ledyard Stebbins 1964-6-13 3999 Tehama West of Paskenta and just south of Round Mountain 1143 Comment
  CHSC108074  Galium ambiguum var. ambiguum B. Castro; L. P. Janeway 2000-6-11 1291 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  CDA42140  Galium andrewsii subsp. andrewsii L. Ahart 2001-6-8 8786 Tehama On the west side of road M2, about 9 miles west of Paskenta. 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
  RSA202653  Galium grayanum var. grayanum F. Ehrendorfer, G. Ledyard Stebbins, Dempster 1959-9-27 5965 Tehama Lassen National Park. Brokeoff Mtn. Comment
  RSA67148  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16931 Tehama E slope of S Yolla Bolly. 2348 Comment
  CHSC66504  Galium parisiense Vernon Oswald; Lowell Ahart 1996-5-20 7565 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Near Hwy. 36 at the N tip of the parcel. 201 Comment
  CHSC87203  Galium parisiense Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10745 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  JEPS104177  Galium parisiense Lowell Ahart 2003-6-11 10258 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS122054  Galium parisiense Lowell Ahart, John Dittes 2014-5-17 19506 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS97268  Galium parisiense Vernon H. Oswald and L. Ahart 1995-5-16 6728 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  JEPS52625  Galium sparsiflorum subsp. glabrius Lauramay T. Dempster 1964-7-25 4050 Tehama Hwy 32 at south crossing of creek (ca 2 1/2 mi sw of Potato Patch Campground); Deer Creek 983 Comment
  CHSC68963  Galium triflorum Vernon Oswald; Lowell Ahart 1997-7-7 8688 Tehama Forest Road 27N26 0.4 mi west of its junction with 27N06, west of Saddle Campground, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  UCR130064  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6909 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
  CHSC24705  Garrya congdonii J. R. Nelson 1976-3-6 11 Tehama Ca. 10 mi w of Paskenta at Mud Flat Camp. 487 Comment
  RSA789833  Garrya congdonii R. W. Spjut 2008-3-14 16224 Tehama North Inner Coast Ranges: Mendocino National Forest, FD Rd 3 from Paskenta to Covelo, just above Valley Grassland. 502 Comment
  SBBG83396  Garrya congdonii R. Gankin, W. R. Hildreth 1966-3-16 704 Tehama Toomes Camp Rd, 8.7 mi W of Paskenta Comment
  UC556437  Garrya congdonii Rimo Bacigalupi 1934-5-29 2411 Tehama Paskenta grade; along road from Paskenta to Covelo Comment
  RSA90467  Garrya flavescens subsp. congdonii H. K. Wagnon 1953-5-10 12611 Tehama Below logging road west of Paskenta ca. ten miles. Comment
  RSA96786  Garrya flavescens subsp. congdonii Percy C. Everett, E. K. Balls 1954-10-16 20315 Tehama About Mud Flat Campground, 7.6 miles southwest of Paskenta on road to Covelo. 701 Comment
  UC2031449  Gastridium phleoides Barbara Ertter with Brad Olson 1991-7-5 10296 Tehama Metzger Ranch at confluence of Big and Little Crane creek [=Stiver Ranch]. ca 15 air miles WNW of Red Bluff Comment
  CHSC90886  Gayophytum Niall McCarten; Roxanne Bittman 1986-6-15 5441 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UC1299435  Gayophytum Freed W. Hoffman 1947-6-23 1595 Tehama near Government Flat; North Coast Ranges 796 Comment
  CDA30211  Gayophytum diffusum subsp. diffusum L. Ahart, J. Dittes, J Guardino 2009-8-27 16319 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Comment
  JEPS115387  Gayophytum diffusum subsp. diffusum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16319 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
  UC1023446  Gayophytum diffusum subsp. parviflorum Milo S. Baker and H. K. Wagnon 1953-6-11 12828 Tehama 1.9 mi above Whittock Camp (w Tehama Co.) 1371 Comment
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Jul 29 2009
  CAS-BOT-BC231523  Gayophytum heterozygum Ellen Dean; M. Starbuck; DHS Madrigals 2010-8-29 6851 Tehama Western edge of Lake Almanor off Hwy 89 1371 Comment
  CHSC28394  Gayophytum heterozygum J. D. Jokerst 1979-8-3 314 Tehama Along trails and roads. Trail head of Forest Service Trail 3E12, E. side of Turner Mountain. Comment
  UC702889  Gayophytum humile Alice Eastwood and John Thomas Howell 1941-7-9 9737 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  JEPS31404  Gentiana newberryi Jos. Grinnell 1925-6-21 Tehama Mineral Comment
  JEPS117394  Gentiana newberryi var. tiogana Lowell Ahart, John Dittes 2010-10-4 17275 Tehama East edge of a meadow, about 30 yards northeast of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millc 1475 Comment
  JEPS69531  Gilia capitata subsp. capitata W. L. Jepson 1899-4-25 15075 Tehama near Rosewood (in the hill country of the Cottonwood Creek and its tributaries); Cottonwood Creek, near Rosewood, Stiver's Ranch Comment
  JEPS113216  Gilia tricolor subsp. tricolor Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13622 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  JEPS86017  Gilia tricolor subsp. tricolor W. L. Jepson 1899-4-27 21070 Tehama hill country of Cottonwood hill country of the Cottonwood Comment
  UCD80200  Githopsis pulchella subsp. campestris CNPS SN Foothill Team 2005-6-29 SNNR 0374 a Tehama USFS Lassen National Forest, west of Steep Hollow. 1023 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
  JEPS105985  Githopsis specularioides Lowell Ahart 2004-4-29 10795 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  JEPS11815  Githopsis specularioides W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  UC1618269  Githopsis specularioides Barbara Ertter 1991-5-18 9846 a Tehama Rosewood Ranch on Salt Creek ca. 17 airmi. w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Salt Creek, Rosewood Ranch 259 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
  JEPS106247  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
  JEPS94153  Glyceria declinata Vernon Oswald and Lowell Ahart 1998-4-27 8978 Tehama w. Red Bluff (s. of Hwy. 36, Vestal Rd. 4.9 mi. w. of its junction w/ Cannon, Pettyjohn, and Reeds Creek rds.) 292 Comment
  HSC74826  Glyceria striata J. P. Smith, Thomas W. Nelson 1978-7-22 10014 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CAS-BOT-BC302590  Gnaphalium palustre John Thomas Howell 1960-8-18 s.n. Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC64817  Gnaphalium palustre Vernon H. Oswald 1995-6-4 6822 Tehama Dales Lake Ecological Reserve. W side Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station. ca. 14 mi ne of Red Bluff. Along the edge of Pool 19, w of the borrow pit. 213 Comment
  JEPS110131  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS110284  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CHSC79828  Gratiola ebracteata L. P. Janeway; B. Castro 2000-5-11 6717 Tehama Vicinity of Rice Creek, west Hwy I-5. 96 Comment
  JEPS96010  Gratiola ebracteata Vernon H. Oswald and Lowell Ahart 1996-4-29 7470 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning; Northwest side of Sacramento Valley, Valley and Foothills Grassland, Stream near the W boundary 103 Comment
  CHSC66058  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 263 Comment
  CAS-BOT-BC304911  Grindelia hirsutula John Thomas Howell 1934-6-17 12239 Tehama 6 miles s. of Red Bluff Comment
  RSA739608  Grindelia hirsutula var. davyi John Dittes 2003-6-28 2003 -71 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8) 61 Comment
  UC2031482  Habenaria dilatata Barbara Ertter with Brad Olson 1991-7-6 10437 Tehama Ball Rock - Toomes Camp Road 2.3 mi N of Trough Ridge junction 21.1 mi from Paskenta, ca 28 air miles W of Corning, head of Dark Canyon ca 3 air miles S of Ball Rock Comment
  CHSC105914  Hackelia amethystina B. Castro; L. P. Janeway 1999-8-24 1034 O Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of Buck Rock, along USFS Route M2, just upslope from Irish Glade. 1828 Comment
  JEPS13261  Hackelia amethystina Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5312 Tehama summit of Ovenlid 1981 Comment
  RSA90820  Hackelia amethystina Milo S. Baker, H. K. Wagnon 1953-7-12 12871 Tehama 5.3 miles beyond Whitlock Camp along County road. 1829 Comment
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Jun 19 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
  CHSC102591  Hackelia micrantha L. P. Janeway 2009-7-26 9877 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
  JEPS94585  Hackelia setosa Vernon Oswald and Lowell Ahart 1997-7-7 8665 Tehama on FR 27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  JEPS89012  Harmonia doris-nilesiae V. Parker 1991-6-24 51 Tehama rocky ridgetop above <s of> Middle Fork Beegum Creek (above Snake Lake on s side, Pony Buck East quad.); Shasta-Trinity National Forests, Yolla Bolly Ranger District 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
  RSA767483  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
  CHSC101967  Helianthus bolanderi J. Lacey 1982-4-27 325 Tehama 335 Comment
  UC1275923  Heliotropium europaeum N. H. Macleod 1957-9-4 Tehama along Red Bank Rd, w. of Red Bluff Comment
  UCR58630  Heliotropium europaeum D. F. Howe 1963-8-8 s.n. Tehama Sacramento Valley, Along Route 99, 5.1 miles north of Corning 88 Comment
  UC1950148  Heliotropium europaeum Barbara Ertter 1991-5-18 9864 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 along creek Comment
  UCD119459  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 mi. w. of old Hwy 99, n.w. of Red Bluff. Comment
  UCD119462  Heliotropium europaeum N. H. Macleod 1957-9-4 s.n. Tehama Along Red Bank Road, west of Red Bluff. Comment
  CAS-BOT-BC313470  Hemizonella minima Alice Eastwood; John Thomas Howell 1941-7-9 9762 Tehama Log Spring Ridge betwen Log Spring and Government Flat Comment
  CAS-BOT-BC306004  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-26 12900 Tehama 2.5 miles northeast of Proberta 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
  CHSC87847  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  JEPS106297  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 543 Comment
  SEINET7073568  Herniaria hirsuta subsp. cinerea A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  RSA201456  Herniaria hirsuta subsp. cinerea J. T. Howell 1960-7-24 36000 Tehama Dry roadside; Paynes Creek. 564 Comment
  CHSC66482  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  CHSC102474  Herniaria hirsuta var. hirsuta L. P. Janeway 2009-6-21 9810 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC88511  Hesperevax acaulis var. robustior Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. Along road edge near creek. 259 Comment
  CHSC96612  Hesperevax caulescens Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13609 Tehama East 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
  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
  RSA39732  Hesperochiron pumilus P. A. Munz 1947-5-18 11854 Tehama 12 miles E of Mineral, on Hwy 36. 1585 Comment
  CHSC105524  Hesperolinon micranthum Lowell Ahart; John Dittes 2010-7-17 16872 Tehama On dry red bare rocky soil, near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC80220  Hesperolinon micranthum L. P. Janeway 1999-6-19 6469 Tehama Cascade Range Foothills. Along Laynes Valley Road 7.2 km northwest of Hwy 36; about 0.8 km south of Battle Creek. 430 Comment
  CHSC80663  Hesperolinon micranthum Lowell Ahart 2001-6-16 8849 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  CAS-BOT-BC167462  Hesperolinon tehamense R. Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5357 Tehama Along lumber-truck road, 11.3 miles (by road) north-west of Paskenta 1097 Comment
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Dec 30 2018
  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
  CHSC87365  Hesperolinon tehamense Lowell Ahart 2004-4-29 10808 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 535 Comment
  CHSC87909  Hesperolinon tehamense Lowell Ahart 2004-6-11 11047 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 582 Comment
  JEPS102431  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS122885  Hesperolinon tehamense Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 635 Tehama Mendocino National Forest. Off of forest service road (25N09?) accessed at top of Toomes Camp Rd (west of Paskenta) at the base of the hill with the radio tower Comment
  RSA699779  Hesperolinon tehamense L. Ahart 2004-6-30 11150 Tehama About 9 miles west of Paskenta. 883 Comment
  RSA93376  Hesperolinon tehamense Milo S. Baker 1953-7-12 12909 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 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
  JEPS118000  Heterocodon rariflorum Lowell Ahart, John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  HSC95563  Heterocodon rariflorum L. Ahart 2001-6-8 8766 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  CHSC72412  Heteromeles arbutifolia Vernon H. Oswald; Lowell Ahart 1998-10-27 9680 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 Comment
  CHSC117703  Heterotheca oregona var. compacta Lowell Ahart; John Dittes 2016-8-24 21267 Tehama About 20 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
  CHSC83305  Heterotheca oregona var. compacta Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. On stream gravel bed. 304 Comment
  CHSC46862  Heterotheca oregona var. rudis Vernon Oswald 1989-9-7 3992 Tehama Black Butte Dam. 152 Comment
  UCD70096  Heterotheca oregona var. rudis D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Jellys Ferry Road. Gravelly and sandy places close to Sacramento River. 110 Comment
  SBBG2693  Heuchera micrantha H. and M. Dearing 1938-6-25 2133 Tehama 7 mi W of Mineral Comment
  UCSB12805  Heuchera micrantha Dearing, Hugh; Dearing, Margaret 1938-6-25 Tehama 7 mi. W. of Mineral Comment
  UC1037397  Heuchera micrantha var. diversifolia Douglas Barbe 1955-7-22 250 Tehama 1/4 mi w of square Lake on trail to Long Lake 2103 Comment
  RSA0066215  Heuchera micrantha var. erubescens Elmer I. Applegate 1929-6-19 5758 Tehama About 8 miles W of Mineral. Comment
  UCR123912  Hieracium bolanderi George K. Helmkamp, E. A. Helmkamp 2001-7-7 6923 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  JEPS97398  Hieracium greenei Vernon H. Oswald and L. Ahart 1995-7-12 7012 Tehama T29N R9W SE1/4 Sec. 33, 3500 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.), 4.1 mi S of Hwy. 36 1066 Comment
  CAS-BOT-BC315997  Hieracium nudicaule G. Ledyard Stebbins; Walter Knight; Irja Knight 1968-7-6 2558 Tehama Along road 1 mi. from Government Flat toward Hells Cabin Campground 1783 Comment
  CHSC48169  Hieracium scouleri var. nudicaule Vernon Oswald 1984-7-9 1563 Tehama Hwy 32, 0.2 mi s-w of Hwy 36. 1417 Comment
  CHSC80598  Hieracium scouleri var. nudicaule Lowell Ahart 2001-6-16 8856 Tehama 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
  UCD113390  Holodiscus discolor var. glabrescens John Thomas Howell 1960-8-19 36198 Tehama Summit ridge, Brokeoff Mountain. 2804 Comment
  UCD32628  Hordeum brachyantherum Beecher Crampton 1954-6-16 2002 Tehama 2 miles E of Whitlock Camp, to the W of Paskenta. 914 Comment
  CDA15422  Hordeum marinum subsp. gussoneanum G. F. Hrusa, J. Hart 1998-5-1 14439 Tehama Sacramento Valley; Uncommon in colonies on outer edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  HSC1775  Hordeum marinum subsp. gussoneanum Larry Berti 1969-5-9 80 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  JEPS97207  Hordeum marinum subsp. gussoneanum Vernon H. Oswald and L. Ahart 1995-4-3 6568 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 700 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 213 Comment
  SEINET11689130  Hordeum marinum subsp. gussoneanum Unknown 1982-1 489 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Road & E of irrigation ditch 67 Comment
  RSA295450  Hordeum murinum subsp. glaucum J. R. Reeder, C. G. Reeder 1981-5-20 7353 Tehama c.a. 6.5 km SW of Dales. 240 Comment
  CHSC75431  Hordeum murinum subsp. leporinum Ben Myhre 1997-4-9 31 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS113158  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 13753 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS118028  Hordeum murinum subsp. leporinum Lowell Ahart, John Dittes 2011-6-9 17467 Tehama On the east bank of Acorn Hollow Creek, at Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  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
  UC54360  Horkelia fusca subsp. tenella H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4392 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  CAS-BOT-BC205674  Horkelia tridentata James R. Shevock; David Isle 1985-6-22 11268 Tehama Northern Coast Ranges. Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  UCR130091  Horkelia tridentata George K. Helmkamp, E. A. Helmkamp 2001-7-7 6914 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  SEINET10449892  Horkelia tridentata David B. Dunn 1971-8-15 Dunn 18172 Tehama 1.5 miles w of lassen park headquarters, yellow pine forest Comment
  CAS-BOT-BC540022  Horkelia tridentata var. tridentata John Thomas Howell 1960-4-20 36272 Tehama Lassen Volcanic National Park, Morgan 1463 Comment
  CHSC56305  Hydrophyllum capitatum var. alpinum K. R. Stern 1986-5-21 8258 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  JEPS117324  Hypericum anagalloides Lowell Ahart, John Dittes 2010-7-17 16863 Tehama 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
  JEPS108878  Hypericum formosum var. scouleri Lowell Ahart 2006-7-19 13034 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS127142  Hypericum perforatum subsp. perforatum Lowell Ahart, John Dittes 2016-8-25 21300 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC65670  Idahoa scapigera Vernon H. Oswald; Lowell Ahart 1996-3-6 7224 Tehama Cascade Range Foothills. Hog Lake Plateau. 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
  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
  RSA90631  Iris macrosiphon Milo S. Baker 1953-6-21 12774 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC111157  Isoetes howellii Lowell Ahart 2012-6-2 18151 Tehama In a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC57790  Isoetes howellii Vernon H. Oswald 1992-4-21 4908 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) near Mud Spring, 9.7 mi (odometer) E of Hwy. 99, ca. 11 mi (air) E of Red Bluff. 316 Comment
  CHSC79934  Isoetes howellii B. Castro; L. P. Janeway 2000-5-11 1172 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  JEPS88063  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1996-4-15 7377 .1 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, ca 0.6 mi e of lane); Sacramento Valley, Thomes Creek Ecological Reserve 99 Comment
  SBBG119787  Isoetes howellii L. Ahart 2004-4-29 10790 Tehama Dead Rabbit Lake, E of Nomalaki Trail, ca. 0.75 mi NW of Bowers Crk, ca. 1.5 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  UCD21100  Isoetes howellii Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 276 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  CHSC64493  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1995-4-3 6563 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. 216 Comment
  HSC13964  Juglans nigra L. T. Gault 1964-3-23 12 Tehama S Center St., Los Molinos Comment
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC94283  Juncus balticus var. balticus Lowell Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS117700  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16884 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36 768 Comment
  SBBG128238  Juncus brachyphyllus L. Ahart 2010-7-17 16884 Tehama N side of Ponderosa Way, ca. 1910 feet S of Bluff Springs, 4.1 mi (air) SE of Manton, 2.8 mi (air) N of Hwy 36 768 Comment
  CHSC117583  Juncus bufonius var. bufonius Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21361 Tehama Road gutter, wet 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
  CHSC96538  Juncus bufonius var. bufonius Lowell Ahart 2007-5-8 13746 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
  JEPS106178  Juncus bufonius var. bufonius Lowell Ahart 2004-6-1 10985 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta 242 Comment
  CHSC44296  Juncus bufonius var. congestus V. Oswald; L. Ahart 1988-5-21 3334 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC65771  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1996-4-8 7337 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the drying soil of a jeep trail crossing blue oak savanna at this location. 143 Comment
  JEPS88338  Juncus capitatus Vernon H. Oswald and Lowell Ahart 1996-4-15 7359 Tehama CDFG parcel Sacramento Valley, Thomes Creek Ecological Reserve (s side of Gyle Rd., nw of Corning, nw side of Valley, s side of intermittent stream ca 0.1 mi e of the lane) 103 Comment
  CHSC113792  Juncus covillei Peter F. Zika 2012-7-13 25975 Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains. North Coast Range Highlands (NCoRH) 1675 Comment
  CHSC112024  Juncus effusus subsp. pacificus David Toren; Carl Furrer 2002-9-3 2105 Tehama Mendocino National Forest. Poison Glade, ~1-1/8 mile SW of Log Springs Station in SW corner of county. Accessed by Rd 23N53. 1231 Comment
  JEPS105647  Juncus effusus var. exiguus L. P. Janeway 2001-6-10 7157 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  JEPS110166  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Just W of the dirt road, E of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) NE of Butte Meadows. 1503 Comment
  JEPS110279  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS75800  Juncus howellii Todd and Virginia Keeler-Wolf 1973-7-15 498 Tehama 0.25 mi se Harvey Peak; Yolla Bolly Mountains 2042 Comment
  CAS-BOT-BC279924  Juncus laccatus Peter F. Zika 2012-7-13 25974 Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 1675 Comment
  JEPS116112  Juncus laccatus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area 1493 Comment
  JEPS91258  Juncus leiospermus var. leiospermus Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-4-23 8936 Tehama 0.3 miles West from Paskenta at Oat Creek, approximately 3.5 miles West of Interstate 5 and 10 miles SE of Red Bluff 103 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
  UCR246370  Juncus marginatus Peter F. Zika 2011-7-4 25507 Tehama Cascade Range Foothills (CaRF), west side of Wildcat Road, 0.4 road miles south of bridge over Battle Creek 320 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
  CHSC90402  Juncus orthophyllus Niall McCarten; Roxanne Bittman 1986-6-14 5323 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1371 Comment
  RSA565103  Juncus orthophyllus D. W. Taylor, Glenn L. Clifton 1992-8-22 13195 Tehama Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line. 2393 Comment
  JEPS106085  Juncus patens Lowell Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 549 Comment
  HSC93664  Juncus tenuis G. Fred Hrusa, J. Hart 1998-5-10 14434 Tehama Edge of Coyote Creek wash, Coyote Creek Conservation Area, 0.25 mi. W of Paskenta Rd. 80 Comment
  UC1731407  Juncus triformis Dean W. Taylor 1997-6-17 16081 Tehama ca. 10 air mi. e. Manton (Sand Spring Canyon headwaters); Cascade Ranges (CaRF), Manton 7 1/2 Quad., Sand Spring Canyo 960 Comment
  SD241647  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca 20-22 airmiles northeast of Red Bluff 326 Comment
  UCSC000126  Juncus xiphioides H. S. Yates 1936-8-12 6092 Tehama near Mineral Summit Mineral Summit - Pay<?>es creek 1857 Comment
  CHSC77291  Juniperus californica Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork of Cottonwood Creek. 320 Comment
  HSC92611  Juniperus californica F. C. Vasek 1964-8-6 640806 Tehama 5.8 mi. E of Dales Center on Hwy 36. Comment
  JEPS76632  Juniperus californica L. R. Heckard 1972-6-18 2994 Tehama edge of, s of Mt. Tedoc Wells Creek 914 Comment
  LA6564  Juniperus californica Carl Epling; William Robison 1935-7-21 sn Tehama E of Red Bluff Comment
  NY21049  Juniperus californica A. A. Heller 15844 Tehama E of Red Bluff, along State Hwy 36, 5 mi E of jct with US Hwy 99E. Comment
  NY99569  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Approximately half way between Red Bluff and Dales Comment
  RSA597878  Juniperus californica F. C. Vasek 1964-8-6 640806 -5 Tehama 5.8 miles east of Dales Center on Highway 36 Comment
  UCR164509  Juniperus californica Maile Neel 2000-4-29 H- 4 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  UCR3619  Juniperus californica Frank C. Vasek 1964-8-6 640806- 03 Tehama 5.8 mi east of Dales center on Hwy 36 Comment
  UCR95627  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama c. half way between Red Bluff & Dales. Comment
  UCSB63828  Juniperus californica Vasek, F. 1964-8-6 Tehama 5.8 mi. east of Dales Center on highway 36 Comment
  JEPS105610  Keckiella breviflora var. glabrisepala L. P. Janeway 2003-6-14 7838 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  CHSC77795  Keckiella corymbosa B. Castro; L. P. Janeway 1999-6-21 989 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  SBBG119736  Keckiella lemmonii L. Ahart 2004-6-11 11029 Tehama S side of Thomes Crk, W of the end of the Nomalaki Trail, ca. 0.5 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Crk, ca. 2 .75 mi NE of USFS Rd 23N69 (Mud Flat Rd), ca. 8 air mi SW of Paskenta 338 Comment
  SEINET10782836  Keckiella lemmonii Barbara J. Ertter 1991-9-2 Ertter 10773 Tehama Round Valley-Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta, T23N R9W Sec 17/18; rocky roadcut in open yellow pine-red fir forest. 1676 Comment
  UCD86020  Koeleria macrantha A. A. Beetle 1942-5-19 3284 Tehama 25 miles W of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  JEPS88118  Koeleria phleoides Vernon H. Oswald and Lowell Ahart 1996-4-29 7474 Tehama near the w boundary Thomes Creek Ecological Reserve (nw of Corning, CDFG parcel on the s side of Gyle Rd, nw side of Sacramento Valley); Sacramento Valley, nr w boundary Thomes Creek Ecological Res 103 Comment
  CHSC115526  Kyhosia bolanderi Lowell Ahart; John Dittes 2015-8-5 20453 Tehama Bog, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. Comment
  CHSC40522  Lactuca saligna Pauleen Broyles 1982-7-7 782 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS115381  Lactuca serriola Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16307 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 be 1493 Comment
  CAS-BOT-BC341378  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CHSC40524  Lagophylla glandulosa Pauleen Broyles 1982-6-24 764 Tehama The Nature Conservancy Vina Plains Preserve. Just e of irrigation ditch. 66 Comment
  CHSC66028  Lagophylla glandulosa Vernon H. Oswald 1996-5-13 7555 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Collected on the meander plain of the creek ca. 0.3 mi E of the W boundary of the reserve. 100 Comment
  JEPS15247  Lagophylla glandulosa Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4339 Tehama 1 1/2 mi e Corning (rolling plain on floor of valley, on road to Vina); Sacramento Valley 91 Comment
  JEPS3547  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama 1.0 mi or so e Paskenta (w Tehama County) Comment
  JEPS38997  Lagophylla glandulosa W. L. Jepson 1927-6-20 12256 Tehama w of Tuscan Buttes Comment
  UC89189  Lagophylla glandulosa T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC341384  Lagophylla glandulosa H. M. Hall 1920-7-12 11000 Tehama Near Corning, Sacramento Valley (4 mi. s.) Comment
  CAS-BOT-BC341385  Lagophylla glandulosa H. M. Hall; E. B. Babcock 1903-6-26 4290 Tehama Sierra Nevada Mountains. South Fork Battle Creek 487 Comment
  RSA606131  Lagophylla glandulosa L. C. Wheeler 1935-5-23 3520 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  RSA92942  Lagophylla minor Milo S. Baker, H. K. Wagnon 1953-5-31 12695 Tehama Logging road 8.5 miles W of Paskenta. 549 Comment
  JEPS102880  Lagophylla ramosissima Lowell Ahart 2001-6-14 8835 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and W sides of road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC54009  Lamium purpureum Vernon H. Oswald 1991-4-3 4480 Tehama Along Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 88 Comment
  CHSC2822  Lasthenia californica David Prall 1965-3-28 19 Tehama In field adjacent to east of Meridian Rd. 8 miles NE of HW. 99E. Comment
  CHSC8119  Lasthenia californica K. Henegar 1969-4-3 90 Tehama 1 m n on Meredian after junction with 99 E. Comment
  JEPS10003  Lasthenia californica subsp. californica W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  SJSU11855  Lasthenia californica subsp. californica H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson Comment
  CHSC65912  Lasthenia glaberrima Vernon H. Oswald; Lowell Ahart 1996-4-15 7375 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the pipeline ca. 0.3 mi N of the S boundary. 102 Comment
  JEPS88501  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-15 7375 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying edge of deep pool along the pipline ca. 0.3 mi n of s boundary, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 102 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
  CAS-BOT-BC370791  Lasthenia platycarpha A. A. Heller 1918-4-21 12996 Tehama along the State Highway 7 miles south of Corning. Comment
  CHSC94237  Lathyrus brownii Lowell Ahart 2006-7-11 12953 Tehama On the high west bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CAS-BOT-BC213276  Lathyrus sulphureus Alice Eastwood; John Thomas Howell 1941-7-9 9736 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC89822  Lathyrus sulphureus B. Castro; L. P. Janeway 2001-6-5 1262 Tehama Vicinity of Thomes Creek and Bowers Creek. At top of steep north-west-facing slope below dirt road in bottom of small canyon with small perennial creek. Upper edge of riparian strip. 316 Comment
  JEPS698  Lathyrus sulphureus var. argillaceus W. L. Jepson 1899-4-25 13634 Tehama Stivers' Ranch, w Tehama County Crane Creek 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
  CHSC88957  Layia fremontii Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. Southern half of Sect. 33. UTM: 10 0588700 E, 4445863 N. 533 Comment
  HSC27271  Layia fremontii J. P. Smith 1972-3-23 5102 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  CHSC84585  Leersia oryzoides Lowell Ahart; John Dittes 2003-9-17 10607 Tehama On the south side of a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC64703  Legenere limosa Vernon H. Oswald; Lowell Ahart 1995-5-16 6739 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Common in shallow water on se edge of Dales Lake. 213 Comment
  JEPS105042  Legenere limosa Dean W. Taylor 1995-5-12 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  JEPS25513  Lemna minuscula W. L. Jepson 1927-9-27 15283 Tehama Manton 853 Comment
  UC1101265  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-7-22 1080 Tehama sw of Chester (Highway 32 just s of Highway 36, Deer Creek); Deer Creek Comment
  CHSC77321  Lepidium chalepense L. P. Janeway; B. Castro 1999-5-12 6422 A Tehama Vicinity of North Fork Stony Creek and Newville. 192 Comment
  CHSC77756  Lepidium chalepense B. Castro; L. P. Janeway 1999-5-12 935 Tehama About 21 air miles NW of Orland, vicinity of Newville. Near bank of N Fork Stony Ck. 195 Comment
  CHSC40700  Lepidium latipes Pauleen Broyles 1983-4-16 899 Tehama Adjacent to Sheep Camp Ditch where it makes a sharp bend, nw of barn in s pasture. 62 Comment
  CHSC77758  Lepidium latipes var. latipes B. Castro; L. P. Janeway 1999-5-5 923 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. Near Round Valley Rd. 268 Comment
  JEPS97452  Lepidium nitidum var. nitidum Vernon H. Oswald and L. Ahart 1995-3-6 6508 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS53723  Lepidium strictum Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC1873679  Lepidium strictum Barbara Ertter with James R. Shevock 1993-4-30 11615 Tehama Jellys Ferry Road ca 6 miles NNE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC65656  Leptosiphon bicolor Shaun E. Sims 1995-4-22 16 Tehama Ca. 3 mi se of Eagle Peak/ 304 Comment
  CHSC65745  Leptosiphon bicolor Vernon H. Oswald; Lowell Ahart 1996-4-3 7309 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of a drainage ca. 100 ft S of the intermittent stream and ca. 0.2 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC78883  Leptosiphon bolanderi Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley and Newville Road (Garland Road). 280 Comment
  CHSC80557  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  SD70024  Leptosiphon bolanderi Darley Howe 1968-5-28 4539 Tehama 1.3 miles north of Log Springs Guard Station. 1372 Comment
  UCD80633  Leptosiphon ciliatus CNPS SN Foothill Team 2005-5-17 SNNR 0195 c Tehama TNC, Dye Creek Preserve. 235 Comment
  CHSC60373  Leptosiphon harknessii Mary Ann Showers 1992-6-26 2563 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  RSA716557  Leptosiphon harknessii Niall McCarten 1986-6-22 5292 Tehama North Coast Ranges, Mendocino National Forest, Thomes Creek Watershed: NW of Howell Saddle, W side Rd. 23N01 1616 Comment
  CHSC70896  Leptosiphon parviflorus Vernon Oswald; Lowell Ahart 1998-4-27 8967 Tehama Pettyjohn Rd. 8.9 mi west of its junction with Cannon, Vestal, and Reeds Creek roads, west of Red Bluff and south of Hwy 36. On a bank on the south edge of Guyre Creek. 377 Comment
  HSC75386  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3453 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 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
  UC1736608  Lessingia hololeuca Dean W. Taylor 1993-10-17 14083 Tehama 3 miles S of Paskenta on road to Newville (0.5 mi S Williams Butte) 213 Comment
  RSA595742  Lessingia nana Louis C. Wheeler 1958-8-25 7444 Tehama 1.5 mi. south of Vina on Vina-Chico Road, en route to Corning. Comment
  UC1221737  Lessingia nana Beecher Crampton 1958-8-12 5071 Tehama 3.5 mi n Cana Comment
  CAS-BOT-BC341907  Lessingia nemaclada H. F. Copeland 1920-7-24 8 Tehama Above Deer Creek 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
  CHSC96329  Lessingia nemaclada L. P. Janeway 2006-8-20 8853 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 12 m east of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Top of east-facing rocky gravelly volcanic slope; around rocks and boulders with Vulpia. 1079 Comment
  JEPS102866  Lessingia nemaclada Lowell Ahart 2001-6-16 8846 Tehama South of the dirt road, ca 5 miles W of Highway 32, W of Soda Springs Campground, ca 5 miles (air) W of Butte Meadows. 1082 Comment
  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
  UCR118874  Lessingia ramulosa Beecher Crampton 1954-6-15 1957 Tehama Sacramento River Valley, along the road 1 mile east of Paskenta, gravelly ridge above Thomes Creek 320 Comment
  UCD86640  Leymus triticoides Burnett 1935-1-9 s.n. Tehama Vina. Comment
  RSA67480  Ligusticum californicum P. A. Munz 1951-7-18 16692 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC23589  Lilium pardalinum subsp. pardalinum Nancy Mosman 1971-7-17 100 Tehama Found near the edge of Deer Creek 200 ft n of Hwy 32 ca. 18.6 mi s of Chester. 1066 Comment
  CHSC23682  Lilium pardalinum subsp. shastense K. Stern 1975-7-24 Tehama Along Hwy. 32. Comment
  SJSU513  Lilium washingtonianum G. Witherspoon 1940-6-29 2161 Tehama by Highway 36, 1 mi W of Mineral 1371 Comment
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 Comment
  UCSB63870  Limnanthes floccosa Oswald, Vernon; Ahart, Lowell 1996-3-18 Tehama T28N R2W NE1/4 NE1/4 Sec. 8; W side of Hwy. 36 ca. 50 ft N of the NE corner of the parcel (near but not within the boundary of Hog Lake Plateau) 188 Comment
  CAS-BOT-BC45941  Limnanthes floccosa subsp. floccosa R. C. Barneby; J. T. Howell 1954-5-14 11481 Tehama 9 miles e. of Paynes Creek 1005 Comment
  CHSC75287  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1999-4-21 9716 Tehama McClure Place on the High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Along the edge of the trail near the homestead. 609 Comment
  JEPS97480  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and L. Ahart 1995-3-19 6527 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  UC1586612  Limosella acaulis Vernon H. Oswald and Lowell Ahart 1991-5-9 4574 Tehama ca 1.5 mi ne Bend Bridge over the Sacramento River (Paynes Creek Recreation Area, 0.25 mi ne of the entrance kiosk, ca 6.5 mi nne of Red Bluff); Sacramento River, Paynes Creek Recreation Area 112 Comment
  CHSC64728  Limosella aquatica Vernon H. Oswald; Lowell Ahart 1995-5-9 6709 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 Buff. Common in shallow water in the Old Hwy. Pool. 219 Comment
  JEPS97256  Limosella aquatica Vernon H. Oswald and L. Ahart 1995-5-9 6709 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  RSA756022  Linanthus bicolor Barbara Ertter 1991-5-18 9832 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  CDA40058  Linanthus bolanderi Vernon H. Oswald & Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15, 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  JEPS58258  Linanthus bolanderi W. L. Jepson 1899-4-25 20917 Tehama near Rosewood (Stivers' Ranch, w Tehama County); Crane Creek Comment
  JEPS88477  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1996-3-18 7232 Tehama bluffs overlooking the Sacramento R. ca. 1.25 mi downstream from mouth of Paynes Creek (Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  JEPS88283  Linanthus ciliatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7529 Tehama ne of Red Bluff (BLM parcel along Hwy 36, slope above Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 152 Comment
  CHSC65658  Linanthus dichotomus Shaun E. Sims 1995-4-22 17 Tehama Ca. 3 mi se Eagle Peak. 320 Comment
  CHSC67256  Linanthus dichotomus James D. Jokerst 1983-4-2 1697 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  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
  JEPS94163  Linanthus dichotomus Vernon Oswald and Lowell Ahart 1998-4-21 8925 Tehama Round Valley Rd. (M4) w. Paskenta (2.1 mi. w. of Newville Rd.); Inner N. Coast Ranges 304 Comment
  HSC15794  Linanthus dichotomus subsp. meridianus John L. Heywood, D. H. Norris 1968-3-31 1904 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  JEPS101683  Linanthus harknessii Dean W. Taylor 1997-7-18 16133 Tehama Ball Rock 1981 Comment
  UC54534  Linanthus harknessii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4370 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1019895  Linanthus latisectus Milo S. Baker 1953-5-10 12616 Tehama w of Paskenta (along logging road, between 9 and 10 mile posts) Comment
  UC908699  Linanthus latisectus L. V. Compton 1930-5-20 Tehama Circle S Ranch Comment
  UC455670  Linanthus parviflorus unknown May 1905 327 Tehama Manton Middle Coast Comment
  JEPS77790  Linaria T. C. Fuller 1968-9-17 17615 Tehama Mineral, Scenic Avenue, opposite w end of school yard Mineral; , Scenic Avenue Comment
  UCD32624  Linum Beecher Crampton 1954-6-16 1996 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  CHSC84587  Lipocarpha micrantha Lowell Ahart; John Dittes 2003-9-17 10602 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
  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
  UC2042790  Lithophragma campanulatum Barbara Ertter with Brad Olson 1991-7-6 10377 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
  RSA93372  Lithophragma campanulatum Milo S. Baker, H. K. Wagnon 1953-7-12 12859 Tehama 5.1 miles along County Rd beyond Whitlock Camp. 1829 Comment
  CHSC55407  Lithophragma parviflorum var. trifoliatum Vivian L. Long 1991-4-4 4 Tehama Ca. 4 m e Hwy 36, 4.8 km ne Red Bluff. 90 Comment
  CHSC65974  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald; Lowell Ahart 1996-4-23 7434 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along HWY. 36 NE of Red Bluff. Common on the brushy north-facing slope of Paynes Creek Canyon near the power line and the N end of the Jeep Trail 167 Comment
  UC1601688  Lithospermum californicum C. M. Wilder 1912-6-23 Tehama Deer Creek 762 Comment
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Jul 6 2009
  UCR119005  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Red Bluff Area., 1.5 miles south of Paynes Creek. 549 Comment
  UC552814  Lithospermum californicum Rimo Bacigalupi and Charles Kraebel 1934-5-30 Tehama just s Yollo Bolly Primitive Area; sw Tehema County, Government Flat, Paskenta-Covelo Road 1828 Comment
  CHSC79950  Logfia gallica L. P. Janeway 2000-5-16 6741 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 Comment
  CHSC80341  Logfia gallica Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Julie Cunningham 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 243 Comment
  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
  CHSC78581  Lomatium californicum J. Marr; N. Wight 1998-6-9 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Ck and Sunflower Gulch. 304 Comment
  CHSC64497  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1995-4-3 6565 Tehama Cascade Range Foothills. Dales Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station Hwy. 36, ca. 14 mi ne of Red Bluff. Common in upland along the unimproved road w of the airstrip (w of the Old Hwy. Pool.) 216 Comment
  CHSC81210  Lomatium caruifolium var. denticulatum J. Trizzino 2001-3-27 8 Tehama About 0.25 mi east on Lassen Road, on south side over fence on northern portion of Vina Plains Preserve, upland portion. About 600' inside of fenceline. 68 Comment
  UC1004193  Lomatium caruifolium var. denticulatum W. A. Weber and Lewis S. Rose 1953-5-23 8466 Tehama 2 mi. s. Cottonwood 121 Comment
  UC2028258  Lomatium caruifolium var. denticulatum Barbara Ertter with James Shevock 1993-4-30 11626 Tehama Jelly Ferry Road ca. 6 miles NNE of Interstate Highway 5 north of Red Bluff Comment
  HSC38900  Lomatium caruifolium var. denticulatum J. P. Smith, J. O. Sawyer 1971-5-22 4646 Tehama 37 mi. W of Mineral on Hwy. 36 305 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
  CHSC42605  Lomatium dasycarpum subsp. dasycarpum Vernon Oswald 1986-5-23 2034 Tehama Round Valley Rd. (M4) 1.2 mi s of the road to Mud Flat. 365 Comment
  SEINET12765179  Lomatium dasycarpum subsp. tomentosum Barbara Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek NW of jct of Hwy 36 and Rt A5 (Bowman Rd) ca 15 air miles WNW of Red Bluff, on Reed property.; 0 183 Comment
  JEPS17153  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-30 14284 Tehama Red Bluff Comment
  JEPS17155  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-25 14286 Tehama Stiver's Ranch, Crane Creek Comment
  CHSC75245  Lomatium marginatum var. purpureum Vernon H. Oswald; Lowell Ahart 1999-4-12 9698 Tehama High Trestle-McClure Place Trail starting on Hogsback Road ca. 0.5 mi northeast of Finley Lake. 777 Comment
  JEPS94157  Lomatium marginatum var. purpureum Vernon H. Oswald and Lowell Ahart 1998-4-27 8959 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy 36) 256 Comment
  UC735033  Lomatium marginatum var. purpureum Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3203 Tehama near Bennett Spring; Inner Coast Ranges 762 Comment
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Jul 19 2009
  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
  CHSC64687  Lomatium utriculatum Vernon H. Oswald 1995-5-22 6754 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. Growing in a grassy spot between Manton Rd. and the fence at the corner of the reserve. 225 Comment
  JEPS94394  Lomatium utriculatum Vernon H. Oswald and Lowell Ahart 1997-5-14 8429 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 5.7 mi se of Plum Creek Road); Ponderosa Way 981 Comment
  JEPS123984  Lonicera conjugialis Lowell Ahart, John Dittes 2015-8-6 20493 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mountain, 10.41 air miles south of Lassen Peak. Comment
  JEPS13765  Lonicera conjugialis Joseph Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  JEPS87174  Lotus humistratus Vernon H. Oswald and Lowell Ahart 1992-4-21 4915 Tehama ca 4.75 mi (air) s Paynes Creek (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 17.6 mi (odometer) e of Hwy 99, 1.9 mi (odometer) e of the power transmission lines) 725 Comment
  JEPS97226  Lotus humistratus Vernon H. Oswald and L. Ahart 1995-4-25 6698 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA21506  Lotus humistratus Carl B. Wolf 1937-5-16 8692 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  RSA700503  Lotus nevadensis L. P. Janeway 2001-6-10 7148 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. 1515 Comment
  JEPS115514  Lotus purshianus var. purshianus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16314 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  JEPS88139  Lotus purshianus var. purshianus Vernon H. Oswald and Lowell Ahart 1996-7-8 7987 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, on parking lot along Hwy. 36 s. of Hog Lake, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UC726356  Lotus purshianus var. purshianus A. A. Heller 1937-8-20 16170 Tehama near e end Deer Creek Meadows Comment
  JEPS112848  Lotus rubriflorus Dean W. Taylor 1993-4-15 13343 Tehama 1 mile WNW of Dales Lake (Manton Road, County Road A6), right of way of Pacific Gas Pipeline, 300 yds N of Section Line 190 Comment
  JEPS76634  Lupinus L. R. Heckard 1972-6-18 2992 Tehama ne side Tedoc Mt.; ne side Tedoc Mt. 1341 Comment
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Jul 22 2009
  JEPS16143  Lupinus affinis Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3128 Tehama field along road to Paskenta 3 1/2 mi nw Newville (western Tehama County); nw of Newville Comment
  SEINET5558510  Lupinus arbustus H. S. Gentry, S. Koch 1962-1 19780 Tehama 22 mi. south of junction of Routes 32 and 89. 1066 Comment
  JEPS64989  Lupinus bicolor W. L. Jepson 1899-4-25 3 t Tehama Stiver's Ranch Crane Creek Hills, Stiver's Ranch Comment
  JEPS88481  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1996-4-3 7279 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Thomes Creek Ecological Reserve; Sacramento Valley 103 Comment
  CDA14469  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4202 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  CHSC90421  Lupinus latifolius Niall McCarten; Roxanne Bittman 1986-6-16 5421 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1524 Comment
  UC201946  Lupinus latifolius var. latifolius W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly; s of Yolla Bolly Comment
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Jul 5 2009
  CHSC88583  Lupinus lepidus var. lobbii L. P. Janeway 2001-6-10 7140 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  JEPS65074  Lupinus lepidus var. sellulus Jos. Grinnell June, 1925 Tehama Mineral 1463 Comment
  JEPS76678  Lupinus lepidus var. sellulus L. R. Heckard 1972-6-17 2952 Tehama E slope of Beegum Mt. Comment
  JEPS118715  Lupinus luteolus B. Castro and L. P. Janeway 1999-8-23 1034 N Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of jcn Tehama, Trinity, and Mendocino Co lines, and 0.6 mi NE of the Green Springs location on topo map. Along road going NE from Green Springs, near its junction with USFS Route M2. Buck Rock 7.5' quad. Comment
  CHSC40828  Lupinus nanus var. apricus Pauleen Broyles 1983-3-25 863 Tehama The Naure Conservancy Vina Plains Preserve. On rise to e of large vernal pool in central pasture. 66 Comment
  CHSC118582  Lupinus obtusilobus L. P. Janeway 2016-9-6 12172 Tehama High North Coast Ranges. Just over the north edge of the saddle 2.4 air-km west of North Yolla Bolly. 2160 Comment
  LA93395  Lupinus obtusilobus J. M. Tucker; L. K. Mann 1959-7-19 3553 Tehama South Yolla Bolly Mountain, 0.5 E of summit 2285 Comment
  JEPS88417  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1996-4-8 7327 Tehama BLM parcel along Hwy 36 ne of Red Bluff (e side of Paynes Creek n of its mouth on the Sacramento River, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  UC1037409  Lupinus polyphyllus var. polyphyllus Douglas Barbe 1955-7-19 219 Tehama in soggy ground below Rocky Cabin Spring (western Tehama County); below Rocky Cabin Spring 1889 Comment
  UCR11950  Lupinus shastensis J. T. Howell, Alice Eastwood 1941-7-9 9825 Tehama Near Government Flat 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
  CHSC64707  Lupinus succulentus Vernon H. Oswald 1995-5-22 6744 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in gravel on the edge of Inks Creek Rd. 213 Comment
  RSA0036486  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041550 Tehama Roadside of Hwy. 36. 267 Comment
  HSC87051  Lupinus vallicola subsp. apricus L. Blackford, S. Branch, D. Malm 1988-3-26 29 Tehama 4 mi. E of Paynes Creek along roadside 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
  CHSC102883  Luzula cascadensis Peter F. Zika 2008-7-14 23904 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  CHSC116713  Luzula comosa var. laxa Lowell Ahart; John Dittes 2016-4-29 20803 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. 883 Comment
  CHSC88264  Lythrum hyssopifolia Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11198 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS106138  Lythrum hyssopifolia Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11198 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  HSC92633  Madia citriodora Eric B. Peterson, Thomas Ward, Matt Foruria 1995-4-22 82 Tehama Hwy. 36, 31 mi. E of turnoff to Basin Gulch 213 Comment
  JEPS94963  Madia elegans Vernon Oswald and Lowell Ahart 1997-7-7 8677 Tehama near the ne corner of Yolla Bolly Middle Eel Wilderness (near the Lookout on Tomhead Mountain); Tomhead Mountain 2057 Comment
  HSC49037  Madia elegans Patricia Shesgreen 1978-5-13 84 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  CHSC78811  Madia exigua Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CDA18417  Madia gracilis G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2666 Tehama Sacramento Valley; On Hwy 36 14.7 miles (23.7 km) west of Old Hwy 99, west of Red Bluff on the way to Peanut; plateau 0.3 mile (480 m) east of bridge over So. Fk. Cottonwood Creek. 243 Comment
  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
  CAS-BOT-BC334720  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53461 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  SEINET4173699 Image available Madronella pallida A. A. Heller 1937-7-21 15931 Tehama Lassen Volcanic National Park; near the Sulphur Works entrance Comment
  RSA67169  Mahonia repens P. A. Munz 1951-7-24 16838 Tehama Road from Red Bluff, east slope of South Yolla Bolly Mts. 915 Comment
  CHSC43955  Maianthemum stellatum V. Oswald; L. Ahart 1988-5-21 3332 Tehama Patton Mill nw of Paskenta. Along Mill Creek. 1085 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
  CHSC82311  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC113914  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC35639  Malacothrix floccifera R. E. Preston 1982-4-6 223 Tehama At side of jeep trail, ca. 1/4 mi se of Salt Creek Saddle on Round Valley Rd; ca. 5 mi due w of Newville, Glenn Co. 451 Comment
  CHSC80606  Malacothrix floccifera Lowell Ahart 2001-6-8 8763 Tehama On the sides of a small wash, on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC80657  Marrubium vulgare Lowell Ahart 2001-6-14 8833 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  SEINET10530354  Marsilea vestita Mary Susan Taylor 1975-10-22 Taylor 966 Tehama 16 mi N of Chico, along Hwy 99E on the Vina Plains; in dried up vernal pool with Eryngium and Hemizonia fitchii. Comment
  CHSC88302  Medicago lupulina Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11218 Tehama On the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and the bridge across Mill Creek, about 26 miles (air) east of Red Bluff. 674 Comment
  CHSC65733  Medicago polymorpha Vernon H. Oswald; Lowell Ahart 1996-4-3 7304 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of the 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
  CHSC75271  Medicago praecox Vernon H. Oswald; Lowell Ahart 1999-4-21 9711 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 640 Comment
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  RSA96894  Medicago praecox J. T. Howell 29188 Tehama Dibble Creek, 1.5 miles north of Red Bluff. Comment
  UCD86263  Melica aristata J. M. Tucker; L. K. Mann 1959-7-18 3539 Tehama South Yolla Bolly Mountain. 1920 Comment
  CAS-BOT-BC269524  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles north of Redding Comment
  CAS-BOT-BC269525  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles north of Red Bluff Comment
  CHSC64583  Melica californica Vernon H. Oswald; Lowell Ahart 1995-4-10 6639 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the n boundary approaching the w end of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC78961  Melica californica Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicicinity of North Fork Stony Creek, Round Valley Road and Newville Road (Garland Road). 274 Comment
  UCD32623  Melica harfordii Beecher Crampton 1954-6-16 1995 Tehama Tehama County, 3 miles south of Howell Saddle. 1892 Comment
  UC1609509  Melica stricta Vernon H. Oswald and Lowell Ahart 1993-9-2 5898 Tehama ca 20 air mi nw Paskenta (ridge running e from Mt Linn); South Yolla Bolly Mtns. 2346 Comment
  UCD88482  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  UCD80573  Melica torreyana CNPS SN Foothill Team 2005-5-10 SNFN 0256 b Tehama TNC Dye Creek Preserve, near Los Molinos, adjacent to Dye Creek, about 1/2 mile up trail from lodge/office. 119 Comment
  CHSC87012  Mentha pulegium Jenny Marr; Caroline Warren 1998-10-21 Tehama Vicinity of Long Hollow, Grizzly Creek, and Red Bank Creek. Channel along creek. 243 Comment
  CHSC88259  Mentha pulegium Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11202 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS97357  Mentha pulegium Vernon H. Oswald and L. Ahart 1995-7-31 7160 Tehama T29N R1W NW1/4 Sec. 5, 1100 ft, Cascade Range Foothills, Blue Oak Woodland. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch) 335 Comment
  CHSC68955  Mentzelia dispersa Vernon Oswald; Lowell Ahart 1997-7-7 8668 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  CHSC80665  Mentzelia dispersa Lowell Ahart 2001-6-8 8780 Tehama On the south side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS101781  Mentzelia dispersa Dean W. Taylor 1997-7-24 16146 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CHSC87014  Mentzelia laevicaulis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. 304 Comment
  CHSC101184  Micranthes californica L. P. Janeway 2009-3-28 9684 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  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
  CHSC102363  Micranthes integrifolia L. P. Janeway 2009-3-28 9667 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
  RSA0096879  Microcala quadrangularis Elmer I. Applegate 1928-4-25 5386 Tehama Between Orland and Croning. Comment
  CHSC78613  Micropus californicus var. californicus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  HSC65818  Micropus californicus var. californicus C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 85 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS16185  Micropus californicus var. californicus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 a Tehama 8 mi ne of Flourney; Paskenta Rd. Comment
  CAS-BOT-BC348430  Micropus californicus var. californicus Doris Kildale Gillespie 1930-5-9 9284 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  JEPS86514  Micropus californicus var. californicus Roy E. Buck, Glenn L. Clifton 1990-4-3 1485 Tehama ne of, just e of gas pipeline Red Bluff; Sacramento River-Sevenmile Creek confluence 228 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
  CHSC70865  Microseris sylvatica Vernon Oswald; Lowell Ahart 1998-4-27 8960 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  CHSC57025  Microsteris gracilis Steven Triano; Stefani Eiben 1988-5-7 158 Tehama Ca 30 ft nw of Hwy. 36 and 11.9 mi w of Mineral. 880 Comment
  UC1239062  Mimulus Freed W. Hoffman 1948-7-1 2538 Tehama 7.9 mi w Paskenta (serpentine about peak); Eagle Peak 640 Comment
  JEPS17583  Mimulus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5355 Tehama 11.3 mi w Paskenta (along broad lumber-truck road, on ridge between Mill and Digger creeks); Mendocino National Forest 1097 Comment
  JEPS7897  Mimulus Milo S. Baker and H. K. Wagnon 1953-6-20 12748 Tehama logging road w Paskenta (near 10 mi post) 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
  UC726337  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
  CHSC109586  Mimulus floribundus Lowell Ahart 2012-6-2 18147 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
  CHSC64633  Mimulus floribundus Vernon H. Oswald; Lowell Ahart 1995-4-25 6689 Tehama W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 204 Comment
  UCD80788  Mimulus glaucescens CNPS SN Foothill Team 2005-6-13 SNFN 0378 d Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  JEPS104104  Mimulus guttatus Lowell Ahart 2003-8-23 10534 Tehama Along and in a small streamlet, on both sides of the trail, ca 1/4 mi from the campsite as one hikes to Square Lake, ca 1 mi ne of Mount Linn, South Yolla Bolly. 2118 Comment
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Jul 29 2009
  HSC1769  Mimulus guttatus Larry Berti 1969-3-22 61 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
  RSA123562  Mimulus guttatus G. D. Barbe 1955-6-21 230 Tehama South shore of Square Lake. 2104 Comment
  JEPS9259  Mimulus latidens R. F. Hoover 1937-5-19 2259 Tehama near Vina Comment
  UC1177934  Mimulus layneae Francia Chisaki, Gene B. Newcomb 1958-6-20 1140 Tehama near entrance of cut-off to Inskip Look-out ((the cut-off on road leading n out of Paynes Creek to Inskip Power House)); Lassen National Forest Comment
  UC1950174  Mimulus layneae Barbara Ertter with Brad Olson 1991-7-5 10337 Tehama Raglin Ridge Rd 4.4 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff Comment
  UC1239069  Mimulus moniliformis Freed W. Hoffman 1947-6-23 1679 Tehama Government Flat North Coast Ranges 796 Comment
  CHSC28405  Mimulus moschatus J. D. Jokerst 1979-7-16 294 Tehama Marsh and pond area along Forest Service Trail 3E12, 1.0 mi. W. of trailhead. Comment
  JEPS16788  Mimulus nanus var. nanus Rimo Bacigalupi with G. Thomas Robbins 1954-6-26 4636 Tehama ridge-top 3.6 mi n Mendocino Pass (near Low Gap R.S., 0.2 mi s of turnoff for Anthony Peak Lookout, close to Mendocino Co. line) 1920 Comment
  JEPS88569  Mimulus pilosus Vernon H. Oswald and Lowell Ahart 1996-6-3 7704 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Along Paynes Creek ca. 0.3 mi downstream from old bridge site. 103 Comment
  SEINET12319569  Mimulus primuloides J. P. Kroessig 1977-1 24 Tehama ca 2 km SW of jct of Hwy 32 & Hwy 36 1090 Comment
  JEPS126587  Mimulus pulsiferae Lowell Ahart, John Dittes 2016-6-22 21040 Tehama 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. Comment
  UC1585904  Mimulus torreyi Barbara Ertter 1989-7-4 8700 Tehama 1.4 mi e Mineral (on Hwy 36, upper edge of meadows along creek); Conard Grove LP, Battle Creek Mdws, Nanny Creek 1524 Comment
  RSA309211  Mimulus torreyi Joseph Grinnell 1928-6-24 s.n. Tehama Mineral. 1463 Comment
  RSA519040  Mimulus torreyi Barbara J. Ertter 1989-7-4 8700 Tehama 1.4 mi E of Mineral on Hwy 36 at Conrad Grove LP, upper edge of Battle Creek Mds along Nanny Creek. 1524 Comment
  CHSC40713  Minuartia californica Pauleen Broyles 1982-3-25 354 Tehama The Nature Convercancy Vina Plains Preserve. 60 Comment
  CHSC102334  Minuartia cismontana L. P. Janeway; B. Castro 2009-4-25 9741 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
  CHSC102235  Minuartia douglasii L. P. Janeway; B. Castro 2009-4-25 9752 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC64965  Minuartia douglasii Vernon H. Oswald; Lowell Ahart 1995-7-12 7032 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
  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
  UC1001298  Minuartia nuttallii subsp. gregaria Louise Kellogg 1952-7-11 22 Tehama near Squaw Camp and Pole Corral (s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC1245158  Minuartia nuttallii subsp. gregaria J. M. Tucker and L. K. Mann 1959-7-19 3558 Tehama South Yolla Bolly Mountain; se side 2255 Comment
  CAS-BOT-BC181120  Minuartia nuttallii var. nuttallii John Thomas Howell 1960-8-19 36201 Tehama Summit ridge, Brokeoff Mt. - Lassen Volcanic National Park 2804 Comment
  CHSC35542  Minuartia rosei Thomas W. Nelson; Jane P. Nelson 1980-6-22 5784 Tehama Along road to Wells Creek Campground ca. 1 mile southeast of Tedoc Gap. 1310 Comment
  HSC74986  Minuartia rosei J. P. Smith, Thomas W. Nelson 1979-6-25 10203 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  JEPS75815  Mitella pentandra Todd and Virginia Keeler-Wolf 1971-7-27 392 Tehama 1/8 mi w Kingsley Lake; Yolla Bolly Mountains 2011 Comment
  CHSC68965  Mitella trifida Vernon Oswald; Lowell Ahart 1997-7-7 8716 Tehama Forest Route 35 at a brach of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 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
  JEPS8323  Mollugo verticillata Rimo Bacigalupi with L. Contstance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-12 3365 Tehama 10.5 mi wnw of Red Bluff (along State Hwy 36, following Dibble Creek, 9 mi w of junction with U.S. Hwy 99); Dibble Creek Comment
  UC1949293  Mollugo verticillata Barbara Ertter with Brad Olson 1991-7-5 10314 Tehama Long Gulch in SE corner of ranch; Metzger Ranch at confluence of Big and Little Crane Creeks [= Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CHSC77351  Monardella odoratissima Heidi West; L. P. Janeway 1999-4-6 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. 201 Comment
  LA54268  Monardella odoratissima subsp. pallida Carl Epling; William Robison 1935-7-16 sn Tehama Mineral Comment
  POM126637  Monardella odoratissima subsp. pallida W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  SEINET3996424 Image available Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain; ca. 75 feet below the summit 2443 Comment
  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
  CDA40786  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range; 5.1 km southeast of Turner Mountain, along Road 29N48; top of very steep southwest slope into inner canyon of Mill Creek above Big Bend . Comment
  UC1873688  Montia fontana Barbara Ertter with Brad Olson 1993-5-15 11816 a Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  CHSC60390  Montia fontana subsp. amporitana Mary Ann Showers 1992-6-26 2598 b Tehama Lassen Volcanic National Park. Moist soil at edge of right bank of Sulphur Creek east of Sulphur Works Entrance station. 1828 Comment
  CHSC79348  Montia fontana subsp. chondrosperma B. Castro; L. P. Janeway 2000-4-12 1069 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of S. Branch Sour Grass Creek. 118 Comment
  JEPS75060  Muhlenbergia filiformis W. L. Jepson 1929-9-28 15300 Tehama near Manzanita Lake; Lassen Peak 1828 Comment
  CAS-BOT-BC260517  Muhlenbergia filiformis John Thomas Howell 1960-8-18 36042 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  OBI20198  Muhlenbergia rigens J. M. Crawford 1956-9-15 1 Tehama Soil Vegetation Survey Project. Calif Forest and Range Experiment Station. T26N R6W sec 18 in Grizzley Crk, Quad 31 D-4 305 Comment
  CHSC57826  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi E (odometer) of Hwy. 99, ca. 10 mi (air) E of Red Bluff. Roadside. 289 Comment
  UC726889  Nama lobbii A. A. Heller 1937-7-21 15930 Tehama near the Sulphur Works entrance to Lassen Volcanic National Park Sulphur Works entrance to Lassen Volcanic National Park; nr entrance Lassen Volcanic National Park Comment
  CHSC66100  Nassella cernua Vernon H. Oswald; Lowell Ahart 1996-5-27 7641 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On a high bank along the NW side of the meander plain of the creek ca. 0.3 mi E of the W boundary of the reserve. 103 Comment
  CHSC81429  Nassella cernua L. P. Janeway; Shirley Innecken 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  UC1019897  Nassella cernua Milo S. Baker and H. K. Wagnon 1953-5-3 Tehama 6 mi s Paskenta (along Crane Milling Co.S. road) Comment
  UCD87414  Nassella cernua Beecher Crampton 1953-5-1 1205 Tehama Tehama County, 5 miles north of Red Bluff, along US 99. Comment
  CAS-BOT-BC260114  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding Comment
  UCD40982  Navarretia B. Crampton 1954-6-15 1958 Tehama Along the road 1 mi. east of Paskenta, on gravelly ridge above Thomes Creek. Comment
  JEPS13514  Navarretia divaricata Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5345 Tehama 20.8 mi n Paskenta (Cold Spring Camp); Mendocino National Forest 1859 Comment
  CHSC115794  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2015-8-5 20465 Tehama Poor logging road, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS101663  Navarretia divaricata subsp. vividior Dean W. Taylor 1997-5-30 16013 Tehama along Ponderosa Way at crossing of Soap Creek; on south facing slopes of canyon 746 Comment
  RSA702982  Navarretia divaricata subsp. vividior L. P. Janeway, B. Castro 2004-5-30 8123 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. 1000 Comment
  CDA40079  Navarretia divaricata subsp. vividior Vi Perkins 1996-7-24 s.n. Tehama Ponderosa Sky Ranch, Paynes Creek. 0 Comment
  RSA107405  Navarretia heterandra L. S. Rose 1955-6-19 s.n. Tehama Hog wallow, 8.5 miles S of Corning 91 Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  UCSB63897  Navarretia intertexta Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; bordering the edge of Paynes Creek just downstream from the mouth of an intermittent stream at the northeast end of the parcel 158 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
  CHSC76523  Navarretia jepsonii Heidi West; Jenny Marr, Caroline Warren, Julie Cunningham 1998-7-6 Tehama Along un-named tributary, vicinity of South Fork Cottonwood Creek, Long Gulch, and Story Flat. 365 Comment
  CHSC76772  Navarretia jepsonii B. Castro; L. P. Janeway 1999-6-3 951 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. In side-cyn. 371 Comment
  CHSC87843  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along the trail to Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 549 Comment
  HSC96840  Navarretia jepsonii L. Ahart 2004-6-11 11021 Tehama E of Dead Rabbit Lake along trail, 50 yds. W of Nomalaki Trail, 1.5 mi. NW of Bowers Creek, 2.25 mi. NW of FS Rd. 23N69, 8 mi. SW of Paskenta 550 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
  JEPS19810  Navarretia leucocephala Rimo Bacigalupi with S. Galen Smith 1957-6-24 6020 Tehama 8.1 mi s Corning (along U.S. Highway 99-W) 83 Comment
  UCD48516  Navarretia leucocephala John Thomas Howell 1955-6-12 30303 Tehama Dried bed of vernal pool, 8.5 miles s. of Corning, Tehama County. Comment
  CHSC78885  Navarretia leucocephala subsp. leucocephala Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  RSA91810  Navarretia leucocephala subsp. minima Beecher Crampton 1953-4-29 1151 Tehama About 2 miles east of Corning Comment
  SEINET2440281  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-3 93 -130 Tehama Ca. 1 mile E of Hwys. 36/89 on Wilson Lake Rd. To S of main rd. by dirt rd. in grassy meadow.; 0 1620 Comment
  CAS-BOT-BC233613  Navarretia pubescens John Thomas Howell 1955-6-12 30304 Tehama 8.5 miles S of Corning 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
  SD71335  Navarretia pubescens John Thomas Howell 1955-6-12 30304 Tehama Rolling plains, 8.5 miles south of Corning Comment
  UC1606318  Navarretia pubescens Barbara Ertter, Brad Olson 1993-5-15 11742 Tehama ca 5 air mi sw Paskenta (Round Valley Road (M-4), 2.6 mi w of Newville Road jct near Mud Flat, sw Tehama Co.) 304 Comment
  UCSB63895  Navarretia pubescens Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; Paynes Creek ; Hog Lake Plateau 164 Comment
  RSA66992  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-25 16878 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC115520  Navarretia sinistra subsp. sinistra Lowell Ahart; John Dittes 2015-8-5 20463 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
  RSA73740  Navarretia subuligera Robert F. Hoover 1939-5-11 4096 Tehama NE of Red Bluff 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
  UC1606316  Navarretia tagetina Barbara Ertter with James R. Shevock 1993-4-30 11621 Tehama ca 6 mi nne Interstate Hwy. 5 (Jelly Ferry Road, n of Red Bluff) 121 Comment
  UC2031484  Navarretia tagetina Barbara Ertter with Brad Olson 1991-7-5 10297 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  UC809640  Navarretia tagetina Philip A. Munz 1949-5-14 13202 Tehama 7 mi s Corning Comment
  CHSC77361  Navarretia viscidula L. P. Janeway; Caroline Warren 1999-6-15 6467 Tehama Low ridge between South Fork Cottonwood Creek and un-named side canyon. 320 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
  UC1299597  Navarretia viscidula Freed W. Hoffman 1948-7-1 2469 Tehama 24.5 mi w Red Bluff (Red Bluff to Saddleback Camp road) 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
  CHSC80627  Nemacladus montanus Lowell Ahart 2001-6-8 8767 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS6229  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama w of Paskenta (near the 5 mile post, w Tehama County) Comment
  UC921164  Nemacladus montanus Freed Hoffman 1950-7-3 3760 Tehama 10.5 mi w Paskenta Comment
  JEPS97491  Nemophila heterophylla Vernon H. Oswald and L. Ahart 1995-3-19 6539 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  UC1023472  Nemophila heterophylla Milo S. Baker 1953-4-26 12559 Tehama in foothills 5 mi w Paskenta; w of Paskenta in foothills Comment
  JEPS1918  Nemophila menziesii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  UC1949194  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-6 10367 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  CHSC103806  Nemophila pedunculata Barbara Ertter; Brad Olson 1991-7-6 10403 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC56307  Nemophila pedunculata K. R. Stern 1986-5-21 8274 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC64394  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1995-3-6 6511 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant along the intermittent streamlet coming from the borrow pit, just e (upstream) of a pile of powerline insulators. 207 Comment
  RSA76015  Nemophila pedunculata Lincoln Constance, J. H. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  JEPS1872  Nemophila spatulata Jos. Grinnell 1927-5-16 Tehama Battle Creek Mdws 1219 Comment
  UC766873  Nicotiana quadrivalvis R. F. Hoover 1938-8-2 3726 Tehama 6 mi e Newville Comment
  HSC75072  Odontostomum hartwegii J. P. Smith 1979-4-29 10078 Tehama Hwy. 36 at Basler Rd. Comment
  JEPS62081  Odontostomum hartwegii W. L. Jepson 1932-5-9 16341 Tehama 2 mi. n.e. Red Bluff 103 Comment
  RSA424687  Odontostomum hartwegii Aaron Liston, M. Blumler 1987-4-24 654 -1 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UCD80720  Oemleria cerasiformis CNPS SN Foothill Team 2005-6-6 SNFN 0334 Tehama CDFG, Tehama Wildlife Area, north of Oak Creek. 768 Comment
  UC1606389  Oenanthe sarmentosa Barbara Ertter with James R. Shevock 1992-6-14 11122 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (twon). 304 Comment
  CHSC52886  Orcuttia pilosa R. D. Stone; R. E. Buck 1987-8-11 845 Tehama Central Valley. About 6 miles NE of Vina, 1.8 miles ENE of end of Reed Orchard Road. Vernal pool. 114 Comment
  CHSC52888  Orcuttia pilosa R. D. Stone 1986-7-19 761 Tehama Central Valley. TNC Vina Plains Preserve, W pasture 0.1 miles S of Lassen Road and 0.6 miles E of its intersection with Highway 99. Vernal pool. 67 Comment
  JEPS84400  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama 0.9 mi sw of Highway 99 Vina Plains (and 1.3 mi due s of its intersection with Rowles Road); Central Valley, Vina Plains 60 Comment
  HSC66336  Orcuttia pilosa M. S. Taylor, T. Griggs, R. S. Schlising 1980-6-21 2938 Tehama Lassen Rd., ~16 mi. N of Chico, ~200 m S of Lassen Rd., ~.25 mi. E of Hwy. 99E Comment
  SEINET4080555  Orcuttia pilosa L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  SEINET4080564  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CAS-BOT-BC254345  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama Plateau NE of Red Bluffs Comment
  CHSC45789  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-18 759 Tehama Central Valley. N side of Springs Ranch Road ca. 3.5 miles SE of Balls Ferry, 0.85 miles ESE of Coleman Fish Hatchery and 0.25 miles S of the Tehama-Shasta county line. 196 Comment
  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
  CHSC66592  Orcuttia tenuis Vernon H. Oswald; Lowell Ahart 1996-7-8 7976 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the margins of Hog Lake (collected on the NE side). 265 Comment
  JEPS84132  Orcuttia tenuis R. D. Stone 1986-7-20 772 Tehama w side of Manton Road (County Road A-6) 1.3 mi nne Dales (about 15 mi ne of Red Bluff); Central Valley, Dales Lake 213 Comment
  JEPS84139  Orcuttia tenuis R. D. Stone 1986-7-22 780 Tehama 1.3 mi nnw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch, Reservoir 612' Comment
  JEPS84149  Orcuttia tenuis R. D. Stone 1986-7-20 768 Tehama ca 10 mi nne Red Bluff; Central Valley, Table Mountain Lake 173 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
  UCD88258  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, along State Hwy. 36. Comment
  JEPS75817  Oreostemma alpigenum var. andersonii Todd and Virginia Keeler-Wolf 1971-7-28 399 Tehama Last Camp Yolla Bolly Mountains 2194 Comment
  CHSC12930  Orobanche fasciculata K. D. Cox 1974-7-7 191 Tehama Tedoc Mt. 1615 Comment
  CHSC32797  Orobanche fasciculata James Jokerst 1980-6-18 890 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  RSA424696B  Orthocarpus erianthus Aaron Liston, M. Blumler 1987-4-24 654 -17 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC54312  Osmorhiza occidentalis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4408 a Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC25332  Oxypolis occidentalis M. P. Hayes; Warner 1977-8-14 36 Tehama N of road along Highway 32 parallel to Deer Creek, c. 7.5 mi ne of Potato patch Campground. 1143 Comment
  RSA0115342  Oxypolis occidentalis B. Castro, L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 Comment
  JEPS104417  Oxypolis occidentalis Lowell Ahart 2003-10-17 10655 Tehama In a large meadow, on the w side of Willow Creek, ca 3/10 mi south of Colby Lookout Rd, ca 1 mi n of Jonesville, ca 4 mi ne of Butte Meadows. Comment
  UC1949161  Ozomelis trifida Barbara Ertter with Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  CHSC64955  Packera greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7028 .1 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
  HSC70137  Packera greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4463 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  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
  CHSC77633  Panicum capillare Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek and Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC86977  Panicum capillare Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  UCR257993  Panicum capillare Ellen Dean, M. Starbuck, DHS Madrigals 2010-8-29 6865 Tehama Northern Sierra Nevada Mtns., western edge of Lake Almanor off Hwy 89 1372 Comment
  RSA758293  Panicum capillare var. capillare Barbara Ertter, Brad Olson 1991-7-5 10308 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch] about 15 air miles west-northwest of Red Bluff 213 Comment
  RSA724866  Parnassia palustris var. californica L. Ahart 2006-9-9 13260 Tehama On the E side of the dirt road. About 150 yards E of Colby Creek. About 2 miles (air) SE of Colby Mountain. About 5 miles (air) NE of Butte Meadows. 1526 Comment
  CAS-BOT-BC181182  Paronychia ahartii R. F. Hoover 1942-5-20 5879 Tehama Just west of Jelley's Ferry Comment
  CHSC57803  Paronychia ahartii Vernon H. Oswald; Joe Molter 1992-4-29 4929 Tehama NE side of vernal pond located SE of Hwy. 36, ca. 1 mi due S of Hog Lake and ca. 4 mi (air) SW of Dales. 289 Comment
  JEPS22646  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
  LA106659  Paronychia ahartii Rimo Bacigalupi; Herbert L. Mason, Lucile Mason 1958-4-23 6290 Tehama Lower portions of Kirkwood plains, about 2 mi. W of Kirkwood and about 1.5 mi. W of U.S. Highway 99, about 7 mi. S of Corning 73 Comment
  CHSC88545  Paspalum distichum Jenny Marr; L. P. Janeway, B. Castro, Caroline Warren 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek, Long Gulch, and Cooks Ridges. Along creek. 335 Comment
  CHSC79096  Pectocarya pusilla B. Castro; L. P. Janeway, C. Warren 2000-3-21 1041 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 289 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  UCD108143  Pediomelum californicum Beecher Crampton 1954-6-16 1997 Tehama Tehama County, Round Mountain area, Whitlock Camp, to the west of Paskenta. 1219 Comment
  CHSC68797  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-6-10 8567 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  CHSC90395  Pellaea brachyptera Niall McCarten; Roxanne Bittman 1986-6-15 5470 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Rd. 25N29, 'Ovenlid. 2011 Comment
  CHSC39814  Pellaea mucronata Maxey-Jones 1928-4-15 Tehama Antelope Creek. Comment
  CHSC116665  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 B Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC68571  Pellaea mucronata var. californica Vernon H. Oswald; Lowell Ahart 1997-5-14 8437 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  CHSC44616  Pellaea mucronata var. mucronata Vernon Oswald 1987-4-21 2338 Tehama Deer Creek Trail w of Hwy 32 at the first bridge over Deer Creek n of Windy cut. 975 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
  CAS-BOT-BC465597  Penstemon anguineus Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -066 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  JEPS94587  Penstemon anguineus Vernon H. Oswald and Lowell Ahart 1997-7-7 8710 Tehama Jones Camp Creek Yolla Bolly-Middle Eel Wilderness (at Forest Route 35, n side of Wilderness, e of Rat Trap Gap) 1524 Comment
  HSC81952  Penstemon azureus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4881 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  RSA105346  Penstemon azureus subsp. angustissimus G. D. Barbe 1955-7-17 202 Tehama On the county road to Oven Lid at the sign 'Sommerset (sic) 3/4' 1890 Comment
  POM203122  Penstemon azureus subsp. azureus Alice Eastwood, John T. Howell 1934-4-21 1849 Tehama Between Red Bluff and Paynes Creek. Comment
  CHSC68967  Penstemon azureus var. angustissimus Vernon Oswald; Lowell Ahart 1997-7-7 8692 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn., near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  NY571140  Penstemon azureus var. angustissimus R. C. F. Bacigalupi 1955-7-17 5333 Tehama 1.2 miles south of Ovenlid and 3/4 mile east of and above Somerset Meadow; close to ridge-top; Mendocino National Forest 1889.8 Comment
  CHSC68705  Penstemon azureus var. azureus Vernon H. Oswald; Lowell Ahart 1997-5-14 8435 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  UC54627  Penstemon deustus H. M. Hall and E. B. Babcock July 1-2, 1903 4403 Tehama near Morgan ((Mill Creek Canyon)); Mount Lassen, , near Morgan 1524 Comment
  UC1238928  Penstemon deustus Freed W. Hoffman 1948-7-12 2466 Tehama Platina to Redding Road about 1 mi from Platina; North Coast Ranges, Platina to Redding Road Comment
  HSC70131  Penstemon heterophyllus Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4457 Tehama Along road to summit of Mount Tedoc 1555 Comment
  CHSC64998  Penstemon heterophyllus var. purdyi Vernon H. Oswald; Lowell Ahart 1995-7-12 6997 Tehama Inner North Coast Ranges. W of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. 950 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
  CHSC61440  Penstemon neotericus Vernon H. Oswald; Lowell Ahart 1993-8-18 5842 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. 2490 Comment
  CHSC63227  Penstemon neotericus Lowell Ahart 1994-7-24 7521 Tehama On sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  CHSC80563  Penstemon newberryi var. newberryi Vernon H. Oswald; Lowell Ahart 2001-5-7 10014 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  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
  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
  NY640965  Penstemon purpusii A. Eastwood 1941-7-9 9743 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1001305  Penstemon purpusii Louise Kellogg 1952-7-12 29 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest 2438 Comment
  NY640956  Penstemon purpusii R. C. F. Bacigalupi 1934-5-29 2404 Tehama Along Paskenta-Covelo Road, on slopes of Goat Hill, 2 miles east of Log Spring Ranger Station, Mendocino National Forest 1828.8 Comment
  NY640962  Penstemon purpusii P. A. Munz 1951-7-26 16917 Tehama South slope of South Yolla Bolly Mountains 2316.5 Comment
  CAS-BOT-BC239432  Penstemon rydbergii var. oreocharis David D. Keck 1930-7-24 961 Tehama Mineral 1525 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
  CHSC64495  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1995-4-10 6643 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  CHSC94388  Perideridia bolanderi subsp. bolanderi Lowell Ahart 2006-7-19 13033 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, about 10 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  UCD80013  Perideridia kelloggii CNPS SN Foothill Team 2005-6-29 SNNR 0438 Tehama USFS Lassen National Forest. 982 Comment
  HSC17490  Persicaria amphibia Larry Berti 1968-11-22 Tehama Edge of the first pond past the Radar Base, Red Bluff Comment
  CHSC84309  Persicaria punctata Lowell Ahart; John Dittes 2003-6-11 10282 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
  CHSC84611  Persicaria punctata Lowell Ahart; John Dittes 2003-9-17 10599 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC118050  Petrorhagia dubia Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 193 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC27835  Petrorhagia dubia Eric J. Miller 1978-4-24 3 Tehama Ca. 1 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC9261  Petrorhagia dubia D. C. Burns 1971-4-6 128 Tehama Along Lassen rd., 5 yds. n of rd. and ca. 3.3 mi w of the intersection of Meridian rd. and Lassen rd. 76 Comment
  OBI77899  Petrorhagia dubia A. Lison, M. Blumler 1987-4-24 654 -10 Tehama hwy 36 between Dales and Paynes Crk; 4-5 mi SW of Dales Comment
  JEPS2371  Phacelia distans Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  CHSC23397  Phacelia egena Bob Garamendi 1974-5-10 26 Tehama Miller/Deer Creek Study Area. 1 mi SW of Antelope Creek on Belle Melle Road. 975 Comment
  CHSC88923  Phacelia egena Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds north Cottonwood Creek, on Powerline Road. UTM: 10 0591017 E, 4451392 N. 473 Comment
  JEPS1965  Phacelia egena Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  SBBG41201  Phacelia egena J. T. Howell 1943-8-8 Tehama Anthony Pk Comment
  UC1228235  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5310 Tehama summit Ovenlid 1981 Comment
  JEPS91353  Phacelia hastata subsp. compacta Dean Wm. Taylor with David C. Randall 1976-7-6 6056 Tehama Cub Creek, about 1 mile upstream from confluence with Deer Creek along Highway 32 Comment
  UC1949210  Phacelia heterophylla subsp. virgata Barbara Ertter with Brad Olson 1991-7-4 10235 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  RSA756239  Phacelia heterophylla subsp. virgata Barbara Ertter, Brad Olson 1991-7-4 10235 Tehama Toomes Camp Road (Mendocino FR 23N01) 13.5 miles west of Paskenta, Mill Creek crossing 0.9 miles west of Elder Cr/Riley Ride junction, about 27 air miles west of Corning. 1311 Comment
  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
  CHSC65342  Phacelia mutabilis Lowell Ahart 1995-10-3 7656 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  CHSC80655  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campgrouns, about 3 miles (air) west of Butte Meadows. 1341 Comment
  RSA719182  Phacelia mutabilis L. Ahart 2006-7-19 13049 Tehama East side of 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 45 1/8 miles (air) northeast of Butte Meadows. 1541 Comment
  UC923125  Phacelia mutabilis Freed W. Hoffman 1950-6-30 3305 Tehama 9.4 mi n point where Ball Rock Road leaves the County Road (w of Paskenta, w Tehama Co.); Cold Spring 1920 Comment
  CHSC95199  Phacelia purpusii R. D. Fischer 2004-5-30 836 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. 0.25 miles. 883 Comment
  CAS-BOT-BC253563  Phleum alpinum J. M. Tucker 1959-7-19 3563 Tehama Ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2133 Comment
  JEPS97462  Phlox gracilis Vernon H. Oswald and L. Ahart 1995-3-6 6509 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  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
  HSC74933  Phlox speciosa J. P. Smith, Thomas W. Nelson 1979-6-23 10156 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  HSC71878  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5858 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  RSA93038  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-6-21 12771 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  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
  HSC15922  Phoradendron serotinum subsp. tomentosum L. T. Gault 1964-3-23 6 Tehama S Center St., Los Molinos Comment
  CHSC77392  Phoradendron villosum Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  CHSC107230  Pilularia americana Lowell Ahart; John Dittes 2011-6-9 17431 Tehama Rio De Los Molinos Land Grant. Bottom of 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
  HSC39117  Pinus balfouriana Gary S. Lester 1973-6-30 49 Tehama Yolla Bolly Wilderness Area, N Yolla Bolly Mtns. 2287 Comment
  UCSB23622  Pinus balfouriana Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama West of summit of Mt. Linn, South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC78439  Pinus contorta subsp. murrayana John Thomas Howell 1960-8-20 36203 Tehama Morgan 1463 Comment
  CHSC90397  Pinus jeffreyi Niall McCarten 1986-6-22 5309 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' so. side Rd. 25N29. 2011 Comment
  CAS-BOT-BC72980  Pinus monticola John Thomas Howell 1960-8-19 36139 Tehama Lassen Volcanic National Park - Brokeoff Mt. Trail 2590 Comment
  CHSC24167  Pinus monticola E. Stopher 1976-2-1 5 Tehama 8.7. Km n of jct. Of Hwy. 89 and Hwy. 36. On s side of Hwy. 89, ca 75 m from road. 2000 Comment
  SEINET12515038  Pinus monticola D. A. Charlet, Robin Tausca 1995-9-28 2215 Tehama Yolla Bolly Mountains; North Yolla Bolly Mountains; south face 2027 Comment
  UCD134802  Pinus monticola Lalit M. Srivastava 1957-10-19 8 Tehama Near junction of State Highways 36 and 89. 1828 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
  CHSC88965  Pinus ponderosa A. Peterson 2003-4-10 29 Tehama Hwy 36 east of Red Bluff. Jct. with Ponderosa Way. 1219 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
  CAS-BOT-BC72826  Pinus ponderosa John Thomas Howell 1960-8-20 36206 Tehama Near Lassen Volcanic National Park, Morgan 1463 Comment
  OBI54023  Plagiobothrys Aaron Liston, M. Blumler 1987-4-24 s.n. Tehama Hwy 36 between Dales and Paynes Crk; 4-5 mi SW of Dales Comment
  HSC59813  Plagiobothrys austiniae J. Heywood, D. H. Norris 1968-3-31 1842 Tehama Hwy. 36, ca. 67.74 mi. E of Shasta Co. line Comment
  JEPS90187  Plagiobothrys bracteatus Dean W. Taylor 1993-4-28 13367 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  CHSC53941  Plagiobothrys canescens Vernon H. Oswald; Lowell Ahart 1991-4-16 4491 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  JEPS97500  Plagiobothrys canescens Vernon H. Oswald and L. Ahart 1995-4-10 6631 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  SD260919  Plagiobothrys canescens Richard R. Halse 2016-3-19 9646 Tehama Tehama Co., Ca: along Newville Rd ca. 8.2 miles northwest of its junction with interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir near spillway to Stony Creek 113 Comment
  UC1586548  Plagiobothrys canescens Vernon H. Oswald and Lowell Ahart 1991-4-16 4491 Tehama 0.2 mi s Corning Rd (A7) (Black Butte Rd, just s of Burch Creek, w of Corning) 109 Comment
  UCSB63982  Plagiobothrys canescens Jokerst, James 1983-4-20 Tehama Wurlitzer Ranch on Pine Creek, 1.5 mi. E of Meridian Rd., ca. 200 m. N of Pine Creek and adjacent to fenceline immediately E of ranch houses Comment
  RSA485318  Plagiobothrys canescens C. B. Wolf 1937-5-16 8694 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  CDA14334  Plagiobothrys fulvus G. F. Hrusa, J. Hart 1998-5-1 14430 Tehama Sacramento Valley; on ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and ~ 1 mi. W of Paskenta Rd. Comment
  CHSC79700  Plagiobothrys fulvus L. P. Janeway; B. Castro 2000-4-12 6664 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  CHSC91666  Plagiobothrys fulvus G. F. Hrusa; J. Hart 2000-4-8 15298 Tehama Northern Sacramento Valley. Coyote Creek Conservation Area. 100 Comment
  JEPS88386  Plagiobothrys fulvus Vernon H. Oswald and Lowell Ahart 1996-4-15 7366 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, on s side of intermittent steam 0.1 mi e of the lane, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  SEINET10811286  Plagiobothrys fulvus Lowell Ahart, John Dittes; Josephine Guardino 2007-4-3 Ahart 13616 Tehama T25N, R1W, Section 26. Normal size plants, on dry bark rocky soil, 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. Valley Grassland. 113 Comment
  UCD80151  Plagiobothrys glyptocarpus var. glyptocarpus CNPS SN Foothill Team 2006-5-3 SNFN 0405 Tehama TNC Easement, northeast portion of the Leininger Ranch next to a dirt road. 466 Comment
  JEPS61002  Plagiobothrys greenei W. L. Jepson 1899-4-30 21174 Tehama Red Bluff Comment
  SEINET7073571  Plagiobothrys greenei A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  UC726727  Plagiobothrys greenei A. A. Heller 1927-4-18 14343 Tehama near Hooker Oak; Chico Comment
  CAS-BOT-BC231010  Plagiobothrys hispidulus A. A. Heller 1937-6-28 s.n. Tehama Mineral 1371 Comment
  UC1027186  Plagiobothrys hispidulus Helen K. Sharsmith 1951-7-11 4016 Tehama Covelo-Paskenta Road 0.3 mi beyond Anthony Peak Road junction (just within western boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  CHSC96636  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13615 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
  JEPS113129  Plagiobothrys nothofulvus Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13615 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
  CHSC36831  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
  UC1586619  Plagiobothrys scriptus Vernon H. Oswald and Lowell Ahart 1991-5-9 4549 Tehama open are on n side large pond at entrance kiosk (ca 1.5 mi ne of Bend Bridge over the Sacramento River; 6.5 mi nne of Red Bluff); Paynes Creek Recreation Area 112 Comment
  CHSC116685  Plagiobothrys shastensis Lowell Ahart; John Dittes 2016-4-29 20820 Tehama On the north side of the poor road, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. 908 Comment
  RSA120925  Plagiobothrys shastensis Milo S. Baker 1953-5-30 12679 Tehama Logging road west of Paskenta ca. 5 miles. Comment
  CDA14333  Plagiobothrys stipitatus var. micranthus G. F. Hrusa, J. Hart 1998-5-1 14407 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek wash, Coyote Creek Conservation Area, and ~ 2 mi. W of Paskenta Rd. Comment
  CHSC66010  Plagiobothrys stipitatus var. micranthus Vernon H. Oswald; Lowell Ahart 1996-4-29 7505 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the intermittent stream ca. 0.1 mi E of the W boundary. 102 Comment
  CHSC87323  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10783 Tehama On sides of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  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
  UCD21117  Plagiobothrys stipitatus var. stipitatus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 293 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW004. UTMs 10S0585179; 4416301. Comment
  JEPS68142  Plagiobothrys tenellus W. L. Jepson 1934-5-5 16632 Tehama Beegum, w Tehama Co. Beegum Comment
  JEPS68150  Plagiobothrys tenellus W. L. Jepson 1899-4-25 21149 Tehama Stivers' Ranch Rosewood Comment
  RSA32880  Plagiobothrys tener A. A. Heller 1938-7-28 15292 Tehama On the Mineral-Mt. Lassen Highway near the junction with the old road. Comment
  CDA43186  Plantago coronopus Richard R. Halse 2015-3-21 9329 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. Comment
  CHSC113268  Plantago coronopus Lowell Ahart; John Dittes 2014-5-16 19483 Tehama Along 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
  CHSC55230  Plantago elongata L. P. Janeway 1991-4-11 3886 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC65743  Plantago elongata Vernon H. Oswald; Lowell Ahart 1996-4-3 7294 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Locally abundant on the north side of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC57481  Plantago erecta S. R. Mitchelson 1987-4-16 16 Tehama Ca 75 m e of Hog Lake, Hwy 36, 16.5 km ne of Red Bluff, 3.2 km nw of Tuscan Buttes, 5.6 km s of Dales. 262 Comment
  HSC97662  Plantago erecta A. Hove, A. Poteet, C. Sanville 1999-4-17 21 Tehama Hwy. 36, Beegum Gorge 430 Comment
  JEPS97464  Plantago erecta Vernon H. Oswald and L. Ahart 1995-3-19 6530 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  RSA516591  Plantago erecta R. C. Bacigalupi, G. Thomas Robbins, Francia Chisaki 1956-4-18 5599 Tehama Along US Hwy 99-E, 1.5 miles N of Butte Co. line. 76 Comment
  JEPS88388  Plantago major Vernon H. Oswald and Lowell Ahart 1996-9-4 8262 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek ca. 1 mi. upstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau 131 Comment
  RSA718210  Platanthera leucostachys Lowell A. Ahart 2006-7-19 13043 Tehama About 50 yards E of the abandoned logging road. About 200 yards NE of where the dirt road crosses Colby Creek. About 2 miles (air) SE of Colby Mtn. About 5 1/8 miles (air) NE of Butte Meadows. 1541 Comment
  UC1019540  Platanthera limosa Louise Kellogg 1952-7-15 49 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s South Yolla Bolly Mountain; North Coast Ranges, Mendocino Natl Forest, South Yolla Bolly 2133 Comment
  CHSC43800  Platanthera sparsiflora Vernon Oswald 1983-7-26 921 Tehama Calif. Hwy 32, 1.8 mi s-w of its jct. With Calif. Hwy 36. 1402 Comment
  SEINET3892855  Platanthera sparsiflora Gary S. Lester, H. L. Dickson; Kathy Morter; Jeff Witcosky 1973-6-30 42 Tehama Tehama Co., Yolla Bolly Wilderness Area; Barker Camp at NE boundary.; 0 2103 Comment
  CHSC78681  Platystemon californicus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  JEPS51583  Platystemon californicus W. L. Jepson 1899-4-26 Tehama hills of Crane Creek Crane Creek (a tributary of the Cottonwood); Cottonwood, hills of Crane Creek Comment
  CHSC88841  Plectritis ciliosa subsp. ciliosa A. Peterson 2003-4-10 33 Tehama Hwy 36 east of Red Bluff. Between Paynes Creek and Lassen Lodge. UTM: 598060E 4466650N. 749 Comment
  JEPS5122  Plectritis macrocera W. L. Jepson 1899-4-25 175 b Tehama Crane Creek, a tributary of the Cottonwood Crane Creek Comment
  RSA0026174  Pleuricospora fimbriolata Marc Baker 2013-6-30 17758 Tehama 5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.9 kilometers SSE of Wilson Lake, just south of Lost Creek Plateau. 1442 Comment
  CAS-BOT-BC458198  Pleuricospora fimbriolata Hans Leschke; Bodine 1967-7-1 s.n. Tehama Bear Wallow Camp near Mineral 1524 Comment
  JEPS97454  Poa annua Vernon H. Oswald and L. Ahart 1995-2-22 6496 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  HSC10639  Poa bolanderi C. R. Ball 1932-7-23 658 Tehama N Fork of Battle River, on Lassen Highway, just NE of Mineral. 1524 Comment
  UCD149779  Poa palustris William Anderson 1965-8-7 s.n. Tehama Deer Creek. Hyw. 32. 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
  JEPS76263  Poa pringlei Todd Keeler-Wolf 1977-9-10 666 Tehama near summit Mt Linn; S Yolla Bolly Mts 2453 Comment
  SEINET198083 Image available Poa secunda Louise Kellogg 1952-7-17 83 Tehama Mendocino Forest; Near Squaw Camp and Pole Corral on Pine and red fir forest. Boswell ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  CAS-BOT-BC243270  Poa secunda subsp. secunda Doris Kildale Gillespie 1930-5-14 9397 Tehama Between Mineral and Paynes Creek Comment
  CHSC77407  Poa secunda subsp. secunda Heidi West; L. P. Janeway 1999-4-6 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. Top of hill. 207 Comment
  CHSC77635  Poa secunda subsp. secunda Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  UCD91619  Poa secunda subsp. secunda A. A. Heller 1916-4-20 12330 Tehama 3 miles N of Red Bluff. Comment
  UC196318  Pogogyne douglasii A. A. Heller 1914-4-29 11334 Tehama Eight miles south of Vina near Pine creek Comment
  CHSC40826  Pogogyne zizyphoroides Pauleen Broyles 1982-4-23 447 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road. 68 Comment
  UC762427  Pogogyne zizyphoroides R. F. Hoover 1937-5-19 2254 Tehama near Vina Comment
  RSA0022177  Pogogyne zizyphoroides J. T. Howell, L. S. Rose 1954-4-26 29192 Tehama 6 miles south of Corning. Comment
  JEPS127140  Polanisia dodecandra subsp. trachysperma Lowell Ahart, John Dittes 2016-8-25 21305 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC79984  Polycarpon tetraphyllum L. P. Janeway 2000-5-16 6735 Tehama Vicinity of Rice Creek, west of Hwy I-5. 76 Comment
  RSA304904  Polygala cornuta var. cornuta James R. Shevock 1972-7-24 2195 Tehama Hwy 32, S. of Lassen Park 915 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
  JEPS16772  Polygonum bidwelliae Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4342 Tehama small grade along State Hwy 36 above Paynes Creek Canyon (4.5 mi e of Dales and 3.5 mi w of Paynes Creek Station) 396 Comment
  LA37832  Polygonum bidwelliae June McCaskill; 1960-5-26 607 Tehama hills on W side of road, on Wright-Graham ranch, S Power House Rd, 1.5 mi. S of Manton Comment
  CAS-BOT-BC109148  Polygonum bolanderi Roxana S. Ferris 1953-11-9 12703 Tehama About 12 miles west of Mineral on State Highway 36. 914 Comment
  CHSC41075  Polygonum californicum Pauleen Broyles 1982-6-14 732 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m. sw of farmhouse on Lassen Road. 68 Comment
  HSC17552  Polygonum californicum Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  UC1609141  Polygonum davisiae Vernon H. Oswald and Lowell Ahart 1993-9-2 5907 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta, n side of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  CAS-BOT-BC414612  Polygonum douglasii Catherine Best 1992-7-14 1389 Tehama At the edge of the Mendocino Pass Road near the Mendocino Co. Tehama Co. line Comment
  CHSC115546  Polygonum douglasii Lowell Ahart; John Dittes 2015-8-5 20439 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS127111  Polygonum douglasii Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21362 Tehama About 50 yards south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  JEPS117286  Polygonum douglasii subsp. douglasii Lowell Ahart 2010-9-21 17210 Tehama On damp bare soil, open meadow like area in red fir forest, about 70 yards east of the poor dirt road, about 80 yards west of Big Kimshew Creek, about 1 1/2 miles (air) northeast of Jones Meadow, about 2 1/2 miles (air) southeast of Philbrood Reservoir 1917 Comment
  CHSC102635  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; Josephine Guardino 2009-9-6 16360 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC94379  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-7-19 13030 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  RSA724870  Polygonum douglasii subsp. spergulariiforme L. Ahart 2006-9-9 13265 Tehama 30 yards E of Colby Creek, 120 yards W of the dirt road, 2 miles air SE of Colby Mtn, 5 miles air NE of Butte Meadow, alt 5004ft. 1526 Comment
  UC1606435  Polygonum hydropiper Barbara Ertter 1993-11-8 12297 Tehama at Hwy 99 n Vina; Deer Creek Comment
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  CAS-BOT-BC418532  Polygonum minimum John Thomas Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  CAS-BOT-BC420080  Polygonum polygaloides subsp. kelloggii P. A. Munz 1951-7-25 16867 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 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
  JEPS124043  Polygonum spergulariiforme Lowell Ahart, John Dittes 2015-8-5 20440 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
  CHSC84291  Polypogon australis Lowell Ahart; John Dittes 2003-6-11 10276 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS97270  Polypogon interruptus Vernon H. Oswald and L. Ahart 1995-5-16 6736 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC66521  Polypogon maritimus Vernon H. Oswald; Lowell Ahart 1996-5-20 7610 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  UCD32602  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama Tehama County, 0.5 mile east of Paskenta, along Thomes Creek. Comment
  CHSC80506  Polypogon monspeliensis Caroline Warren; Heidi West, Julie Cunningham 1998-7-7 Tehama Vicinity of Jackass Canyon and Bell Road. 320 Comment
  CHSC84304  Polypogon monspeliensis Lowell Ahart; John Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  HSC97905  Polypogon monspeliensis L. Ahart 2001-6-8 8804 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  CHSC28125  Polystichum imbricans B. Garamendi 1974-3-23 56 Tehama Dade place on Mill Creek 100 yds. W of house. Mill/Deer Creek Study Area. 548 Comment
  CAS-BOT-BC72503  Polystichum scopulinum John Thomas Howell 1960-8-23 36463 Tehama Lassen Loop s. of Diamond Peak 2194 Comment
  UCD110709  Populus tremuloides John Thomas Howell 1960-8-21 36302 Tehama Bluff Falls. 1981 Comment
  UC1134832  Populus trichocarpa P. L. Johannsen 1936-8-26 1000 Tehama Deer Cr at e side Paynes Cr. Quad.; Lassen National Forest, Paynes Creek Quad. Comment
  CHSC117730  Potamogeton crispus Lowell Ahart; John Dittes 2016-8-25 21296 Tehama In the Sacramento River, about 200 yards east of the parking area, 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
  CHSC37527  Potamogeton crispus M. S. Taylor; C. Goldsmith 1982-10-19 5165 Tehama On edge of Sacramento River, at Horizons West Hidden Resort, ca. 1/4 mi ne of Tehama. 60 Comment
  JEPS127224  Potamogeton crispus Lowell Ahart, John Dittes 2016-8-25 21296 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  UCD80682  Potamogeton diversifolius CNPS SN Foothill Team 2005-6-7 SNNR 0213 c Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 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
  JEPS117686  Potamogeton natans Lowell Ahart, John Dittes 2010-7-17 16843 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  CHSC88547  Potamogeton pectinatus Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. In pond on the creek. 304 Comment
  RSA518679  Potamogeton pusillus subsp. tenuissimus L. R. Heckard, Peter Rubtzoff 1971-7-31 2682 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  CHSC55583  Potentilla glandulosa Steven Triano 1988-4-17 61 Tehama Along e side of Hwy. 32, ca 14.7 mi n of Forest Ranch. 1075 Comment
  CHSC94098  Poteridium annuum Lowell Ahart 2006-7-11 12956 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CHSC68953  Prunella vulgaris var. lanceolata Vernon Oswald; Lowell Ahart 1997-7-7 8706 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  UC1037356  Prunus emarginata Douglas Barbe 1955-7-16 198 Tehama leading to the summit of South Yolla Bolly Mountain, (Mt. Linn), western Tehama County South Yolla Bolly Mountain 2316 Comment
  CDA26198  Prunus subcordata L. P. Janeway, B. Castro 2000-4-22 6683 Tehama High Cascade Range; Along Ponderosa Way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. Comment
  JEPS88098  Pseudognaphalium luteoalbum Vernon H. Oswald and Lowell Ahart 1996-5-27 7651 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (n side of creek ca. 0.1 mi e of w boundary of reserve, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve, Thomes C 105 Comment
  CHSC105923  Pseudostellaria jamesiana B. Castro; L. P. Janeway 1999-8-23 1034 L Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co. lines. 1999 Comment
  CHSC68815  Pseudostellaria jamesiana Vernon Oswald; Lowell Ahart 1997-6-10 8561 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02). 1821 Comment
  CHSC84428  Pseudostellaria jamesiana Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10536 Tehama Along a small streamlet, on both sides of the trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. 2118 Comment
  UC726173  Pseudostellaria jamesiana A. A. Heller 1936-6-19 Tehama Mill Creek Mineral (Mineral); Mill Creek Comment
  CHSC61951  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4359 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 Comment
  JEPS97258  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald and L. Ahart 1995-5-9 6716 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC65914  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1996-4-15 7372 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Cluster of pools on the S side of the intermittent stream ca. 0.4 mi E of the lane. 106 Comment
  CHSC96674  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13836 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  OBI77043  Ptelea crenulata Anthony Baniaga 2011-6-3 301 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R3E sec 13 NW of SW 955 Comment
  CHSC118700  Ptelea trifoliata Wendy L. Boes 2016-5-25 2016001 Tehama Lassen National Forest. Located on Middle Ridge, between the middle and south forks of Antelope Creek, along Forest Road 28N11. UTM 603811 E, 4457733 N, NAD 83 Zone 10 North. 1036 Comment
  CHSC70898  Pterostegia drymarioides Vernon Oswald; Lowell Ahart 1998-4-21 8931 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). In gravelly serpentine scree. 609 Comment
  UC1123147  Pteryxia terebinthina var. californica P. L. Johannsen 1936-8-20 987 Tehama 1/4 mile N W of Colby Mtn Lookout 1828 Comment
  CHSC87902  Pycnanthemum californicum Lowell Ahart 2004-6-11 11037 Tehama Along a small stream, near the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  JEPS75793  Pyrola asarifolia Todd and Virginia Keeler-Wolf 1973-9-1 540 Tehama North shore of Minnie Lake, Yolla Bolly Mountains 1905 Comment
  UC1873674  Pyrola picta Barbara Ertter with James R. Shevock 1992-6-14 11223 Tehama Lassen Trail 15 miles SW of Highway 32, ca 9 airmiles S of Mineral on Mill Creek Plateau, 14.5 miles NE of Ponderosa Way junction. Comment
  CAS-BOT-BC36626  Quercus H. F. Copeland 1920-7-24 4 Tehama woods by Rattlesnake Creek Comment
  CAS-BOT-BC384656  Quercus berberidifolia Andrew Townesmith; Karen M. Meyer 2007-8-5 903 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  CHSC86551  Quercus berberidifolia Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  CHSC90451  Quercus chrysolepis var. chrysolepis Niall McCarten; Roxanne Bittman 1986-6-14 5350 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CAS-BOT-BC86621  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama near Red Bluff Comment
  CDA19819  Quercus douglasii P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36. 893 Comment
  CHSC75374  Quercus douglasii Ben Myhre 1997-4-14 8 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. Comment
  JEPS38013  Quercus douglasii W. L. Jepson 1929-9-30 15336 Tehama below Manton (e Tehama Co.); Macum 365 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
  POM303616  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  RSA21528  Ranunculus alismifolius var. alismellus Carl B. Wolf 1937-5-17 8714 Tehama Northern Sierra Nevada, Red bluff Susanville Road, Mineral. 1524 Comment
  CAS-BOT-BC380407  Ranunculus alismifolius var. hartwegii Doris Kildale Gillespie 1930-5-10 9309 Tehama Battle Creek Meadow near Mineral Comment
  CHSC86026  Ranunculus aquatilis var. hispidulus Jenny Marr; Caroline Warren 1998-3-18 Tehama Vicinity of upper-most North Fork Stony Creek. 231 Comment
  JEPS96760  Ranunculus flammula Dean W. Taylor 1997-6-25 16092 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  JEPS88893  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1994-4-6 6082 Tehama on shoreline near E end of Morrison-Bryant Rd.; Black Butte Lake, Burris Creek Arm 144 Comment
  UCR265164  Ranunculus hebecarpus Barbara Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  CHSC41090  Ranunculus muricatus Pauleen Broyles 1982-4-28 488 Tehama The Nature Conservancy Vina Plains Preserve. Along ditches. 62 Comment
  CHSC56328  Ranunculus occidentalis K. R. Stern 1986-5-21 8261 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS55023  Ranunculus occidentalis Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows; on drier mounds 1463 Comment
  UC1025109  Ranunculus occidentalis Douglas Barbe 1955-7-16 196 Tehama on e ridge to summit of South Yolla Bolly Mt. Linn) (w Tehama Co.) 2255 Comment
  HSC75397  Ranunculus occidentalis J. O. Sawyer, K. A. Sawyer 1980-6-18 3561 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  SEINET12093971  Ranunculus sceleratus Unknown 1983-1 878 Tehama 300 meters NW of barn in S pasture, T24N, R1W, SW quadrant Sect 28 62 Comment
  CAS-BOT-BC55831  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  CHSC46510  Rhamnus ilicifolia Peter Ahart 1977-10-2 Tehama About 8 miles east of Los Molinos, growing on dry rocky soil by large rocks. 335 Comment
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  JEPS76644  Rhamnus tomentella subsp. tomentella L. R. Heckard 1972-6-18 2981 Tehama n of Tedoc Mt. (along Wells Creek); Wells Creek 883 Comment
  POM246520  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1937-6-13 8790 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 Comment
  UC420723  Rhamnus tomentella subsp. tomentella unknown 1911-5-10 Tehama Red Bluff Lassen National Forest Comment
  CAS-BOT-BC58155  Rhododendron columbianum Marion Ownbey; Ruth P. Ownbey 1938-7-16 1745 Tehama Near Dry Lake, 7 mi. n. of Mineral on Viola Road. Comment
  UCSB63932  Rhus aromatica Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R3W NW1/4 Sw1/4 Sect.13; Cascade Range Foothills; along the bank of Payness Creek at this location 124 Comment
  UC1130566  Rhus trilobata P. L. Johannsen 1936-8-28 81005 Tehama 1/4 mi sw of junc. Deer and Rattlesnake Creek; Lassen National Forest 1036 Comment
  CAS-BOT-BC92525  Ribes binominatum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5316 Tehama Eastern shoulder of South Yolla Bolly Mountain, about 1 mile east of Mount Linn summit. 2286 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
  CHSC105871  Ribes cereum Julie Kierstead Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -027 Tehama 1.5 mil SW of Tedoc Gap, ca 20 mi west of Red Bluff, south side Forest Road 2712, saddle of Rat Trap Ridge near interecgtion with 45 Road. 536 Comment
  CAS-BOT-BC168883  Ribes lobbii Rimo Bacigalupi 1934-5-29 2414 Tehama Near Log Spring Ranger Station, along road from Corning to Covelo, Mendocino National Forest 1676 Comment
  CAS-BOT-BC168887  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1001296  Ribes lobbii Louise Kellogg 1952-7-10 15 Tehama directly s South Yolla Bolly Mountain (Boswell Ridge, near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  JEPS98410 Image available Ribes malvaceum var. malvaceum Vernon H. Oswald 2000-2-3 9843 Tehama Log Springs Road (M4) 1.8 mi W of Salt Creek Conservation Camp (0.1 mi uphill from Wilder Pond); Inner North Coast Ranges 571 Comment
  CAS-BOT-BC212664  Ribes nevadense Alice Eastwood 1912-8-22 1806 Tehama Trail from Morgans [Morgan] Springs to Lassen Butte Comment
  RSA0023156  Ribes nevadense Carl B. Wolf 1937-5-17 8711 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 6.7 mi. below Mineral. 1372 Comment
  CHSC55410  Ribes roezlii Vivian L. Long 1991-4-13 14 Tehama Ca. 7 m s of Digger Creek. 730 Comment
  CHSC67228  Ribes roezlii James D. Jokerst 1983-4-2 1699 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., slopes of small canyon S of (below) the first ridge S of Pine Creek in area of Native American Shelters. 441 Comment
  CHSC21151  Ribes viscosissimum M. S. Taylor 1975-7-17 845 Tehama Scattered on s side of Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36 and 89. 1828 Comment
  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
  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
  JEPS102882  Rigiopappus leptocladus Lowell Ahart 2001-6-14 8825 Tehama On the E side of road M2, ca 7.5 miles W of Paskenta. 579 Comment
  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
  SBBG3079  Rosa gymnocarpa H. and M. Dearing 1938-6-23 2105 Tehama Deer Crk 1219 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
  CHSC66502  Rosa pisocarpa subsp. ahartii Vernon H. Oswald; Lowell Ahart 1996-5-20 7590 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek. 152 Comment
  CHSC81151  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9181 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  JEPS110145 Image available Rosa pisocarpa subsp. ahartii Lowell Ahart 2006-7-19 13042 Tehama North edge of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  UC54347  Rosa pisocarpa subsp. ahartii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4396 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC117172  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. 911 Comment
  CHSC75400  Rubus armeniacus Ben Myhre 1997-4-14 21 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC102801  Rumex acetosella Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16323 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
  UCR123528  Rumex acetosella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6891 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC41077  Rumex crispus Pauleen Broyles 1982-6-24 769 Tehama The Nature Conservancy Vina Plains Preserve. Muddy bank of irrigation ditch in e pasture. 66 Comment
  JEPS106307  Rumex crispus Lowell Ahart 2004-6-11 11035 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  JEPS76642  Rumex salicifolius var. denticulatus L. R. Heckard 1972-6-18 2983 Tehama n of Tedoc Mt. (along Wells Creek); Wells Creek 883 Comment
  CHSC95036  Rupertia hallii L. P. Janeway 2006-6-25 8708 Tehama High Cascade Range. North slope ridge off the northern tip of Cohasset Ridge, about 1.0 km southeast of Devils Den. 1170 Comment
  JEPS88374  Sagina apetala Vernon H. Oswald and Lowell Ahart 1996-4-8 7322 Tehama BLM parcel along Hyw. 36 n.e. Red Bluff (upper flood plane on e. side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento R.); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  CHSC40717  Sagina decumbens subsp. occidentalis Pauleen Broyles 1983-4-16 904 Tehama The Nature Conservancy Vina Plains Preserve. Near Sheep Camp Ditch nw of barn. 60 Comment
  CHSC69658  Sagina saginoides Vernon Oswald; Lowell Ahart 1997-9-9 8865 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. Along edge of creek. 1219 Comment
  JEPS87919  Sagina saginoides Barbara Ertter 1991-9-2 10764 Tehama ca. 16 airmiles e. Covelo (0.5 mi. n. of Wells Cabin Campground on ridge rd., springs at head of Burnt Creek on e. side of Anthony Peak); s.w. Tehama Co., Anthony Peak, Burnt Creek 1889 Comment
  CHSC84262  Salix exigua Lowell Ahart; John Dittes 2003-6-11 10259 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
  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
  UC1303036  Salix exigua var. hindsiana A. A. Heller 1926-4-23 13927 Tehama banks of Sacramento R. at Squaw Hill bridge Comment
  SD890  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
  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
  POM219005  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  RSA0038298  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral. 1500 Comment
  JEPS105940  Salix gooddingii Lowell Ahart 2004-4-10 10739 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 522 Comment
  CHSC105943  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
  CHSC9688  Salix laevigata E. L. Smith 1971-9-11 1060 Tehama At Singer Creek ca. 13 mi n of Chico. 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
  CAS-BOT-BC128073  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 373 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  JEPS123928  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-6 20514 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
  UC525952  Salix lasiandra var. lasiandra C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 664 Tehama North Fork of Battle River 1.7 miles northeast of Mineral 1524 Comment
  UC525955  Salix lasiolepis C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 653 Tehama 21 mi w Mineral; Payne Creek 487 Comment
  CAS-BOT-BC124912  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124916  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 677 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC124919  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 676 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC124922  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124926  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 687 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC124929  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124933  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 377 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124937  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124941  Salix lemmonii John Thomas Howell 1960-8-18 36096 Tehama Sulphur Works Entrance Station 2011 Comment
  JEPS123953  Salix lemmonii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20409 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  LA208886  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  POM219003  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 377 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG27409  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 687 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 1981 Comment
  SBBG29062  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 376 Tehama S fork of Battle Crk, 1.7 km W of Mineral 1500 Comment
  SBBG57900  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SBBG57915  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SJSU168  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
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Jul 21 2009
  UC481993  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 377 Tehama 1.7 km. w. Mineral (s. side of hwy., s. of road maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC481994  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 377 Tehama 1.7 km. w. Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525914  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 685 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy. below hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UCR66567  Salix lemmonii Beryl Kautz, C. R. Ball, Mrs. H. P. Bracelin 1931-5-30 374 Tehama South Fork of Battle Creek, 1.7 km west of Mineral 1500 Comment
  CAS-BOT-BC125069  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  POM219068  Salix lucida subsp. lasiandra Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 375 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  JEPS127146  Salix melanopsis Lowell Ahart, John Dittes 2016-8-25 21312 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC31091  Salvia columbariae Thomas Chastain 1980-4-7 9 Tehama Ca. 5.9 km w of Paskenta and 19 km nw of Newville. 488 Comment
  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
  HSC90411  Salvia sonomensis C. Wilson, P. Kittleson, M. Hardig 1992-3-28 25 Tehama Hwy. 36, 4.7 mi. E of junction with Tedoc Gap Rd. 610 Comment
  CHSC66190  Sambucus mexicana Vernon H. Oswald; Lowell Ahart 1996-6-3 7728 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi SE of the old bridge site on Paynes Creek. 121 Comment
  UCR123339  Sanicula George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6894 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
  SEINET12121960  Sanicula bipinnatifida Unknown 1983-1 870 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CDA38522  Sanicula crassicaulis J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  CHSC62337  Sanicula tuberosa B. Castro; L. Hanson, V. Oswald, R. Fallscheer 1990-5-16 428 a Tehama Ca 100 ft along the entrance road into Potato Patch Campground, at the S edge of the parking lot. 1048 Comment
  JEPS126576  Sanicula tuberosa Lowell Ahart, John Dittes 2016-6-22 21023 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  UC1563663  Sanicula tuberosa Barbara Ertter 1989-5-3 8445 Tehama ca. 20 air mi sw Chester (e side of Deer Creek, Deer Creek Road (Rte 32) at Milepost 12.00); Deer Creek, Deer Creek Road, Milepost 12.00 975 Comment
  UCSB13440  Sarcodes sanguinea Breedlove, Dennis 1962-6-12 Tehama Along road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  CDA5483  Scandix pecten-veneris L. Tauzer 2002-4-6 30 Tehama Hogg Lake. Comment
  CHSC115839  Schoenoplectus heterochaetus Lowell Ahart; John Dittes, Josephine Guardino, Steven Green 2015-7-31 20408 Tehama Northwest strand of Wilson Lake, east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  UCR123526  Scirpus microcarpus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6885 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
  JEPS117680  Scirpus mucronatus Lowell Ahart, John Dittes 2010-7-17 16859 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  UCD80217  Scleranthus annuus CNPS SN Foothill Team 2006-4-5 SNFN 0439 a Tehama Private Wurlitzer Ranch. 211 Comment
  CHSC71032  Scleranthus annuus subsp. annuus Vernon Oswald; Lowell Ahart 1998-5-14 9038 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd., at roadside. 274 Comment
  CHSC64585  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1995-4-3 6558 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. Roadbed at the s gate of the old highway. 216 Comment
  CHSC65004  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1995-7-12 7010 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. On a roadside bank. 981 Comment
  JEPS102482  Scribneria bolanderi Vernon H. Oswald 2001-5-7 10024 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  UC1586636  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1991-5-9 4553 .1 Tehama 1.5 mi ne of the Bend Bridge over the Sacramento River (6.5 mi nne of Red Bluff, 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  UCD92541  Scribneria bolanderi E. Wilson 1935-4-23 s.n. Tehama near Redding. On road to Duncan Creek Exp. Range. Comment
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Jul 21 2013
  CHSC65979  Scrophularia californica subsp. floribunda Vernon H. Oswald; Lowell Ahart 1996-4-23 7415 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 266 Comment
  CHSC32163  Scutellaria antirrhinoides James D. Jokerst 1980-8-22 1108 Tehama Near Mt. Linn. Comment
  CHSC46566  Scutellaria antirrhinoides Vernon H. Oswald 1989-7-24 3895 Tehama Wilson Lake north of Hwy 36, ca. 8 (air) east of Mineral. 1606 Comment
  RSA760872  Scutellaria antirrhinoides Jim R. Shevock, David Isle 1985-6-22 11271 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  UCSB12918  Scutellaria antirrhinoides Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Ides Core; at the Foot of South Yolla Bolly Peak (Mt. Linn); Yolla Bolly Mtns 2133 Comment
  CHSC55229  Scutellaria californica L. P. Janeway 1991-6-15 4014 Tehama Battle Creek Wildlife Area. Small canyon draining north into Battle Creek, ca 1/4 mi south of the creek; ca. 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC80216  Scutellaria californica B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1187 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek, on E edge of N-trending cyn of the smaller creek. 304 Comment
  UCR9040  Scutellaria californica Donald Myrick 1966-8-6 1457 Tehama Dried creek bed on South Yolla Bolly Mountain 2134 Comment
  UCSB13226  Scutellaria californica Dearing, Hugh; Dearing, Margaret Tehama Potato Patch Camp; Pine Woods 1080 Comment
  CHSC86806  Scutellaria siphocampyloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  JEPS62905  Scutellaria siphocampyloides W. L. Jepson 1934-5-4 16624 Tehama 2 mi e of Andrews road station (Big Antelope Creek); Big Antelope Creek 76 Comment
  CHSC93474  Scutellaria tuberosa Lowell Ahart 2006-5-5 12571 A Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 585 Comment
  CAS-BOT-BC417757  Sedella pumila R. C. Barneby; J. T. Howell 1954-5-14 11480 Tehama 9 miles E of Paynes Creek 1005 Comment
  SJSU6265  Sedum spathulifolium D. L. Wilson 1970-5-14 Tehama Battle Cr Canyon on Battle Cr between community of Paynes Cr & Mineral Comment
  UC2012968  Selaginella hansenii Barbara Ertter with James R. Shevock 1992-6-14 11192 Tehama Ponderosa Way 8.2 Miles south of Plum Creek Road ca 9 air miles SE of Paynes Creek (on Highway 36), above South Fork Antelope Creek on Middle Ridge. Comment
  JEPS16657  Senecio aronicoides Milo S. Baker and H. K. Wagnon 1953-7-11 12841 Tehama 3 mi above Whitlock Camp 1524 Comment
  UC1299447  Senecio aronicoides Freed W. Hoffman 1947-6-23 1639 Tehama Government Flat North Coast Ranges, Government Flat (Western Tehama County) Comment
  SD64393  Senecio aronicoides Darley F. Howe 1966-6-11 Tehama 5 miles south of Government Flat, Mendocino National Forest, ridge between Mendocino and Tehama Counties 1705 Comment
  UCR119003  Senecio hydrophilus Beecher Crampton 1966-6-28 7772 Tehama West end Sacramento River Valley., 6 miles WSW of Paskenta (direct line), ridge between Hatchfield and Lake Hollow, Sheldon Jeffers Ranch. Spring above Lake Hollow. 457 Comment
  CHSC117709  Sesbania punicea Lowell Ahart; John Dittes 2016-8-24 21270 Tehama About 40 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  UCD92694  Setaria pumila A. A. Beetle 1942-8-6 3814 Tehama near Corning. Comment
  JEPS88096  Sherardia arvensis Vernon H. Oswald and Lowell Ahart 1996-5-20 7576 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (edge of intermittent stream at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC7050  Sidalcea celata S. Armantrout 1969-5-3 3 Tehama Off road 5.6 mi e of Red Bluff, Hwy. 36. Comment
  CHSC28163  Sidalcea glaucescens J. D. Jokerst 1979-7-16 284 Tehama 100 m S. of Forest Service Trail 3E12, 1.0 mi W. of trail head. Comment
  JEPS67217  Sidalcea glaucescens W. L. Jepson 1927-6-21 12269 Tehama Battle Creek Mdw , Battle Creek Mdw (Mineral) 1524 Comment
  CHSC102247  Sidalcea hartwegii L. P. Janeway; B. Castro 2009-4-25 9740 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
  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
  CHSC105938  Silene antirrhina Lowell Ahart; John Dittes 2010-7-17 16873 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC117161  Silene antirrhina Lowell Ahart; John Dittes 2016-6-22 21026 Tehama West of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. 946 Comment
  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
  JEPS96732  Silene californica Dean W. Taylor 1997-7-18 16139 Tehama headwaters North Fork Elder Creek 1981 Comment
  CHSC105866  Silene campanulata subsp. glandulosa J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca 20 mi west of Red Bluff, along side Forest Road 45. UTM N10N 4456122.241mN, 507574.138mE. 426 Comment
  HSC82138  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4932 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS118709  Silene campanulata subsp. glandulosa Julie Kierstead Nelson, Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -015 Tehama Tedoc Mountain, ca. 20 mi. west of Red Bluff, along Forest Road 45. Beegum West 7.5 minute quadrangle. Comment
  UCD98618  Silene douglasii var. douglasii Dean W. Taylor 1976-7-9 6043 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC64705  Silene gallica Vernon H. Oswald; Lowell Ahart 1995-5-16 6738 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of Inks Creek Rd. 213 Comment
  CHSC64967  Silene laciniata subsp. californica Vernon H. Oswald; Lowell Ahart 1995-7-12 6998 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. On a roadside bank. 950 Comment
  HSC90020  Silene laciniata subsp. californica Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 22 Tehama Hwy. 36, 5 mi. W of Road A5 244 Comment
  CHSC90888  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5439 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS51032  Silene lemmonii Joseph Grinnell 1927-6-18 Tehama Mineral 1463 Comment
  JEPS50896  Silene occidentalis subsp. occidentalis Joseph Grinnell 1925-7-7 Tehama Mineral 1463 Comment
  SEINET11807871  Silybum marianum Unknown 1982-1 636 Tehama Vina Plains Preserve, 0.5 km E of jct of Hwy 99 & Lassen Rd 66 Comment
  UC429220  Sisyrinchium idahoense var. occidentale Milo S. Baker before Feb. 1906 Tehama Little Hot Spring Valley Comment
  RSA126014  Solanum umbelliferum E. K. Balls 1957-5-23 22522 Tehama 10.1 mi sw. of jct. of State Hwys. 32/89 1037 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
  JEPS88348  Soliva sessilis Vernon H. Oswald and Lowell Ahart 1996-4-15 7374 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (along pipeline ca. 0.1 mi n of the s boundary, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC88533  Sonchus asper subsp. asper Jenny Marr; Beth Hendrickson 1999-5-28 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat. 289 Comment
  SDSU9255  Sorbus sitchensis var. grayi E. Ross Ellis 1942-9-3 Tehama Big Chico Creek. 1311 Comment
  UCD94846  Sparganium emersum W. R. Russell 1958-7-9 s.n. Tehama State Highway 36, ca. 1 mile W of Mineral. Comment
  CHSC64611  Spergularia bocconi Vernon H. Oswald; Lowell