Search Results — 2000 specimen records retrieved (1609 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73470  Abies X shastensis Alice Eastwood; John Thomas Howell 1941-7-9 9835 Tehama Near Government Flat. Comment
  CAS-BOT-BC77983  Abies concolor John Thomas Howell 1960-8-19 36141 Tehama Brokeoff Mt. Trail 2590 Comment
  UC1138216  Abies magnifica J. M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake; Lassen National Forest 2072 Comment
  UC1085288  Abies magnifica var. magnifica Jim M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake (Quad 33A-1); Lassen National Forest 2072 Comment
Read comments Jul 21 2009
  CAS-BOT-BC330995  Acer glabrum var. glabrum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5350 Tehama Just E of summit of ridge at Post Pile Camp, 19.5 miles N of Paskenta, Mendocino National Forest 1948 Comment
  CHSC77718  Acer macrophyllum B. Castro; L. P. Janeway 1999-6-14 981 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  CHSC65983  Achnatherum lemmonii Vernon H. Oswald; Lowell Ahart 1996-4-23 7432 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 182 Comment
  CHSC88599  Achnatherum lemmonii L. P. Janeway 2001-6-10 7150 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  CHSC94293  Achnatherum lemmonii Lowell Ahart 2006-7-19 13014 Tehama Meadow area west of the dirt road, just east of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  UCD50594  Achnatherum lemmonii A. A. Beetle 1942-5-19 3289 Tehama Near Cold Fork. Cold Fork Experimental Plot. Comment
  UCD50638  Achnatherum lemmonii A. A. Beetle 1941-6-27 2751 Tehama California, Tehama County, 20 miles northeast of Lomo on Rte. 32, banks of Deer Creek in Pinus ponderosa forest. 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
  CAS-BOT-BC210877  Achnatherum occidentale subsp. californicum Mary S. Clemens 1920-7-30 9 Tehama Mineral Comment
  CHSC28397  Achnatherum occidentale subsp. occidentale J. D. Jokerst 1979-8-3 315 Tehama N. side of Turner Mountain at base of Forest Service trail 3E12. Comment
  CAS-BOT-BC218043  Achnatherum stillmanii A. A. Heller 1928-7-12 14682 Tehama Colby Mountain along the Forest Service trail Comment
  CHSC40513  Achyrachaena mollis Pauleen Broyles 1982-4-23 449 Tehama The Nature Conservancy Vina Plains Preserve. Just south of Lassen Road. 70 Comment
  CHSC88958  Achyrachaena mollis Pat Sater 2001-4-18 Tehama Dye Creek Preserve. West of the headquarters in pastures. UTM: 10 0581250 E, 4439615 N. 60 Comment
  JEPS36726  Achyrachaena mollis Virginia Bailey 1938-4-16 Tehama 6 mi w on Paskenta-Covelo road Paskenta Comment
  CHSC65053  Acmispon americanus var. americanus Vernon H. Oswald; Lowell Ahart 1995-7-17 7074 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 ni N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Common along the old highway near the N gate; also common along the margins of Manton Rd. 225 Comment
  CHSC102242  Acmispon brachycarpus L. P. Janeway 2009-4-21 9809 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC84673  Acmispon brachycarpus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 329 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  CHSC92781  Acmispon brachycarpus John Dittes; Josephine Guardino 2005-4-13 1074 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
  UCD104023  Acmispon brachycarpus Collector unknown 1950-6-1 s.n. Tehama Gleason Plot, near Alder Cr. Comment
  SEINET957346  Acmispon denticulatus C. B. Wolf 1937-1 8693 Tehama Northern Sierra Navada foothills, Red Bluff Susanville road, 4 2/10 MI. Below paynes creek P. O. 244 Comment
  CHSC55215  Acmispon wrangelianus L. P. Janeway 1991-4-18 3898 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca 1/2 mi east of the Sacramento River. 167 Comment
  UCD95392  Aconitum columbianum John M. Tucker 1959-7-19 3572 Tehama Tehama Co.; north side of South Yolla Bolly Mountain, upper (south) side of Square Lake; 2118 Comment
  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-BC391368  Aconitum columbianum subsp. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  HSC95716  Aconitum columbianum subsp. columbianum Vernon H. Oswald, L. Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near NE corner of Yolla Bolly-Middle Eel Wilderness 1189 Comment
  CAS-BOT-BC412927  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 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
  JEPS97439  Adenostoma fasciculatum Vernon H. Oswald and Lowell Ahart 1995-7-12 6995 Tehama W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36 Inner North Coast Ranges 871 Comment
  CHSC101194  Adiantum jordanii L. P. Janeway 2009-4-4 9708 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CAS-BOT-BC65602  Adiantum jordanii B. Garamendi 1974-5-11 34 Tehama 200 yds. W of Ponderosa Way and Deer Creek Crossing 609 Comment
  CHSC66510  Aegilops triuncialis Vernon H. Oswald; Lowell Ahart 1996-5-20 7596 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 158 Comment
  CAS-BOT-BC202707  Aesculus californica Mrs. E. C. Sutliffe 1927-6-1 s.n. Tehama Near Mineral Comment
  CHSC88929  Aesculus californica Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 100 yds south of Cottonwood Creek, off of Powerline Road. UTM: 10 0591130 E, 4451392 N. 473 Comment
  SFV5078  Aesculus californica B. C. Templeton 1960-6-14 8491 Tehama Hillside 15-20 miles east of Red Bluff. 915 Comment
  RSA66673  Agastache urticifolia P. A. Munz 1951-7-26 16934 Tehama SouthYolla Bolly Pk., just below summit. 2439 Comment
  CHSC63215  Ageratina occidentalis Lowell Ahart 1994-7-24 7524 Tehama Large rock outcrop on the north side of the dirt road, about 2.3 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  RSA66409  Ageratina occidentalis P. A. Munz 1951-7-18 16639 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  JEPS36392  Agoseris heterophylla var. heterophylla W. L. Jepson 1899-4-25 Tehama Stiver's Ranch; Crane Creek Comment
  CAS-BOT-BC13183  Agoseris monticola George W. Gillett 1957-8-13 1059 Tehama Lassen Volcanic National Park. Brokeoff Mountain, ca. 1.5 miles from Sulpher Works Checking Station near Brokeoff Trail 2286 Comment
  CHSC59151  Agrostis exarata Vernon H. Oswald 1992-8-19 5165 Tehama Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. Lassen Volcanic National Park. 2194 Comment
  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
  JEPS88595  Agrostis exarata Vernon H. Oswald and Lowell Ahart 1996-6-3 7696 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  RSA66379  Agrostis exarata P. A. Munz 1951-7-27 16961 Tehama South base of South Yolla Bolly Mt. 2058 Comment
  UCD80503  Agrostis exarata CNPS SN Foothill Team 2005-6-6 SNNR 0210 a Tehama TNC Dye Creek Preserve, northwest of where Ballard Springs Road crosses the first seasonal creek past Rim Road. 374 Comment
  CHSC66220  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1996-6-3 7718 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek at the Sacramento River. 1021 Comment
  UCD148655  Agrostis hendersonii G. F. Hrusa; J. Hart 1998-5-10 14408 Tehama south side of Coyote Creek, Coyote Creek Conservation Area, approximately 1 mile west of Paskenta Road. 100 Comment
  JEPS100276  Agrostis idahoensis Dean W. Taylor 1992-8-22 13211 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest 1554 Comment
  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
  UCD80505  Agrostis microphylla CNPS SN Foothill Team 2005-6-21 SNNR 0377 a Tehama USFS Lassen National Forest. 599 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
  CHSC115795  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 Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC64379  Aira caryophyllea Vernon H. Oswald 1995-3-15 6523 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. 216 Comment
  CHSC102326  Allium amplectens L. P. Janeway; B. Castro 2009-4-25 9733 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
  CHSC40495  Allium amplectens Pauleen Broyles 1982-4-23 446 Tehama Ca. 4.5 km e of irrigation ditch, The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS56350  Allium amplectens W. L. Jepson 1932-5-9 16360 Tehama by road 3-4 mi from Seven Mile Creek (rubble field ne of Red Bluff) 137 Comment
Read comments Jul 15 2009
  CAS-BOT-BC462234  Allium amplectens Doris Kildale Gillespie 1930-5-14 9402 Tehama Between Mineral and Paynes Creek Comment
  UCD138467  Allium amplectens Pauleen Broyles 1977-4-12 107 Tehama ca. 3 km WSW of Hwy 99, about 17 km north of Chico. 60 Comment
  UCD138476  Allium amplectens June McCaskill 1960-5-26 605 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  UC1299314  Allium campanulatum Freed W. Hoffman 1947-6-20 1682 Tehama near Government Flat Comment
  UC1299640  Allium campanulatum Freed W. Hoffman 1950-7-3 3233 Tehama 3.4 mi ne White Rock Guard Station 1676 Comment
  CHSC28170  Allium cernuum J. D. Jokerst 1979-7-4 278 Tehama 100 met. W. of marshy pond area along Forest Service trail 3E12. Turner Mtn. Comment
  UCD158861  Allium falcifolium G. Ledyard Stebbins 1972-6-18 9000 Tehama Near summit of Tedoc Mountain, north end of Yolla Bolly Range. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  CAS-BOT-BC474070  Allium platycaule D. Showers 1980-7-19 DS 4381 Tehama Ridge below Windy Point, Diamond Peak, Lassen Volcanic National Park Comment
  JEPS96553  Allium sanbornii var. sanbornii Dean W. Taylor 1997-6-25 16089 Tehama south canyon wall of South Fork Battle Creek; 2 air mi N of Hwy 36 1310 Comment
  CHSC77626  Allium serra B. Castro; C. Warren, L. P. Janeway 1999-5-4 916 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  UC1001320  Allium validum Louise Kellogg 1952-7-15 48 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CAS-BOT-BC474318  Allium validum Milo S. Baker 1940-8-12 9798 Tehama Bank of Creek at Government Flat Comment
  UCD141862  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama Square Lake on north side of south Yolla Bolly. Comment
  UCD141863  Allium validum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama Square Lake on north side of south Yolla Bolly. Comment
  CHSC105939  Allophyllum divaricatum Lowell Ahart; John Dittes 2010-7-17 16852 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
  JEPS102403  Allophyllum divaricatum Lowell Ahart 2001-6-8 8782 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS69382  Allophyllum gilioides subsp. gilioides W. L. Jepson 1899-4-27 15067 Tehama near Mt. Tom but in foothills (Greasewood Hills) Cold Fork of Cottonwood Creek; Inner Coast Ranges, Greasewood Hills, Cold Fork of Cottonwoo Comment
  CHSC83382  Allophyllum gilioides subsp. violaceum L. P. Janeway; Shirley Innecken 2002-3-14 7442 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 304 Comment
  UC879971  Allophyllum integrifolium Alice Eastwood Aug 22 1912-Aug 26 1912 1755 Tehama trail from Morgan's Springs to Sulphur Works; Lassen Butte Region Comment
  CAS-BOT-BC171421  Alnus incana subsp. tenuifolia John Thomas Howell 1960-8-20 36237 Tehama Lassen Morgan, near Lassen Volcanic National Park 1463 Comment
  UC1543687  Alnus incana subsp. tenuifolia Harold and Virginia Bailey 1948-8-28 3071 Tehama near Sulphur Creek campground (in meadow below ski hut); Lassen Volcanic National Park 2011 Comment
  RSA93377  Alnus incana subsp. tenuifolia Milo S. Baker 1953-7-12 12913 Tehama Along county road 6 mi. above Whitlock Camp west of Paskenta. 1829 Comment
  UC1135131  Alnus rhombifolia P. L. Johannsen 1936-8-26 1002 Tehama Lassen National Forest, Deer Creek, at e side of Paynes Creek Quadrangle Deer Creek; Lassen National Forest, Deer Creek 1127 Comment
  CHSC26617  Alopecurus saccatus M. P. Hayes 1978-3-28 137 Tehama Collected along Leininger road, approx. 0.8 mi e of Highway 99. 40 Comment
  CHSC41032  Alopecurus saccatus Pauleen Broyles 1982-3-23 351 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 67 Comment
  HSC102900  Alopecurus saccatus J. P. Smith 2014-5-28 13854 Tehama Hog Lake, along State Route 36 264 Comment
  UCD55934  Alopecurus saccatus A. A. Beetle 1943-5-15 1953 Tehama r [sic] miles south of Dales on Rt. 36. Comment
  HSC75373  Amelanchier alnifolia J. O. Sawyer, K. A. Sawyer 1980-6-18 3456 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  CAS-BOT-BC135675  Amelanchier utahensis Elmer I. Applegate 1929-6-18 5759 Tehama Near Mineral - Mt. Lassen region Comment
  CHSC78856  Ammannia robusta Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  CHSC40686  Amsinckia intermedia Pauleen Broyles 1983-4-9 880 Tehama The Nature Conservancy Vina Plains Reserve. Disturbed area along fence at Lassen Road in west pasture. 63 Comment
  CHSC64505  Amsinckia intermedia Vernon H. Oswald 1995-3-27 6549 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. Inside the fenceline just n of the borrow pit. 219 Comment
  CHSC68577  Amsinckia intermedia Vernon H. Oswald; Lowell Ahart 1997-5-14 8443 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. 920 Comment
  UC1212121  Amsinckia intermedia Francia Chisaki 1958-4-1 1108 a Tehama 2.9 mi w of Flournoy Comment
  JEPS24897  Amsinckia lycopsoides W. L. Jepson 1932-5-9 16330 Tehama Paskenta 304 Comment
Read comments Jul 1 2009
  UC726218  Amsinckia lycopsoides A. A. Heller 1941-4-27 16083 Tehama grade above Payne's Creek Highway Maintenance Station (along Hwy #36) Comment
  CHSC75253  Amsinckia menziesii Vernon H. Oswald; Lowell Ahart 1999-4-21 9702 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  SFV18506  Amsinckia menziesii A. M. Deshais 2002-4-6 25 Tehama Highway 36 at Hogg Lake. 265 Comment
  UCD18767  Anagallis minima Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 60 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CHSC91014  Ancistrocarphus filagineus David W. Isle 1995-5-2 1053 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC93466  Ancistrocarphus filagineus Lowell Ahart 2006-5-5 12579 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 561 Comment
  CHSC83380  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-13 7440 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Thomes Creek, and Round Valley Road. 335 Comment
  CAS-BOT-BC391948  Anemone occidentalis George W. Gillett 1957-8-13 1060 Tehama Lassen Volcanic National Park. Brokeoff Mountain. Near Brokeoff Trail, 1-1/2 miles above Sulphur Works Checking Station 2286 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
  UC1287881  Angelica californica Tracey and Viola Call 1966-7-17 2513 Tehama about 3 mi below Potato Patch (near jct of Calf Creek, a tributary to Deer Creek); near jct of Calf Creek, tributary to Deer Creek 1005 Comment
  CAS-BOT-BC271418  Anisocarpus scabridus Philip A. Munz 1951-7-26 16920 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  UCD129083  Antennaria dimorpha D. W. Taylor; G. L. Stebbins Jr. 1972-6-18 1521 Tehama summit ofTedoc Mountain. 1524 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
  RSA123637  Antennaria geyeri G. D. Barbe 1955-7-16 188 Tehama Along the east ridge leading to the summit of South Yolla Bolly (Mt. Linn) 2378 Comment
  CHSC56270  Antennaria rosea subsp. rosea K. R. Stern 1986-5-21 8292 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC65941  Anthriscus caucalis Vernon H. Oswald; Lowell Ahart 1996-4-23 7417 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 266 Comment
  JEPS88343  Anthriscus caucalis Vernon H. Oswald and Lowell Ahart 1996-4-23 7417 Tehama low ridge along the w shore Hog Lake (BLM parcel along Hwy 36, ne of Red Bluff); Cascade Range Foothills, Hog Lake Plateau 266 Comment
  CHSC80693  Antirrhinum cornutum Lowell Ahart 2001-6-8 8788 Tehama On the east side of road M2, about 9 miles west of Paskenta. 777 Comment
  RSA759885  Antirrhinum cornutum Barbara Ertter, Brad Olson 1991-7-5 10309 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
  CDA41209  Antirrhinum subcordatum L. Ahart 2004-6-11 11019 Tehama West 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
  CHSC64492  Antirrhinum subcordatum J. Molter 1993-6-9 739 b Tehama Adjacent to Little Grizzly Cr. 396 Comment
  JEPS4270  Antirrhinum subcordatum W. L. Jepson 1899-4-25 21303 Tehama near Rosewood (Stiver's Ranch) 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
  UC726343  Apocynum androsaemifolium A. A. Heller 1937-7-21 17276 Tehama along Deer Creek Hwy. ca. midway between Lomo and first crossing of Deer Creek 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
  HSC3198  Aponogeton distachyos E. Hunt 1947-5-15 16 Tehama Comment
  CHSC37626  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
  UC1037390  Aquilegia formosa Douglas Barbe 1955-7-22 247 Tehama ca 100 ft above s shore of Square Lake near streamlet 2133 Comment
  CHSC65756  Arabidopsis thaliana Vernon H. Oswald; Lowell Ahart 1996-4-8 7320 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge site on the gravel road. 106 Comment
  HSC103780  Arabis Thomas W. Nelson 1986-5-24 8091 Tehama Along Forest Service Road M-4 (23N02), ~ 4 mi. from Paskenta. 671 Comment
  JEPS85651  Arabis breweri var. breweri Virginia Bailey 1938-4-16 Tehama 5 mi w. Paskenta (on Paskenta-Covelo road) Comment
  RSA719183  Arabis rectissima L. Ahart 2006-7-19 13041 Tehama About 170 yards northeast of where the dirt road crosses Colby Creek, about 2 air miles southeast of Colby Mountain, about 5 1/8 air miles northeast of Butte Meadows 1541 Comment
  UC1001306  Arabis subpinnatifida Louise Kellogg 1952-7-12 30 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest 2438 Comment
  HSC82445  Aralia californica Thomas W. Nelson, Jane Nelson, R. J. Cole 1979-7-27 5053 Tehama Along N fork of Beegum Creek at Forest Service Campground 915 Comment
  UC1078847  Arceuthobium americanum Job Kuijt 1957-5-21 1355 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
Read comments Jul 27 2009
  CDA22353  Arceuthobium occidentale L. Ahart 2001-6-14 8841 Tehama About 100 yards north of road M2, and west of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. Comment
  SEINET10689598  Arceuthobium occidentale Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4,Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  UC710583  Arctostaphylos X acutifolia John Thomas Howell 1943-8-8 19212 Tehama 1.1 mi w Ranger Station; Log Spring Ridge Comment
  CAS-BOT-BC27220  Arctostaphylos acutifolia Alice Eastwood; John Thomas Howell 1941-7-9 9718 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA96833  Arctostaphylos canescens P. C. Everett, E. K. Balls, George B. Everett 1954-10-16 20321 Tehama 1.1 mi. s.w. of Government Flat on Paskenta-Covelo road. 1738 Comment
  SEINET11984827  Arctostaphylos elegans R. Gankin, Hildreth, W. R. 1966-1 712 Tehama E side of Forest Service Rd 23N04 (Valley View access road), 6.8 mi S of junction with FS Rd 23N02 Comment
  SEINET11984893  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 706 Tehama on summit of Round Mountain Comment
  SEINET11984895  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 709 Tehama on summit of Round Mountain Comment
  CAS-BOT-BC38664  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35999 Tehama 8 miles west of Mineral 1219 Comment
  RSA20904  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8687 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
Read comments Jul 20 2009
  UC1039822  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 32 Tehama two mi sw Steamboat Pt.; Quad 40 B-1 548 Comment
  UC1039823  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 31 Tehama 2 1/4 mi sw Steamboat Point; Quad 40 B-1 548 Comment
  UC1393696  Arctostaphylos manzanita subsp. manzanita James I. Mallory 1971-7-27 386 Tehama junction of Chico Creek and Campbell Creek; Quadrangle 40A2 Comment
  SEINET11987215  Arctostaphylos manzanita subsp. wieslanderi W. Knight, Knight, I. 1980-1 3853 Tehama Tilden Botanic Garden, Berkeley, orig. from E of Red Bluff Comment
  UC726990  Arctostaphylos mewukka A. A. Heller 1942-2-23 16381 Tehama top of grade e Payne's Creek Highway Maintenence Station Comment
  UC726991  Arctostaphylos mewukka A. A. Heller 1942-2-23 16382 Tehama 6 mi e Payne Creek Post Office Comment
  CAS-BOT-BC39952  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50676 Tehama Round Valley Road (Log Springs Road), near intersection with road to Sugar Spring Campground-Government Flat, 682 Comment
  CAS-BOT-BC44478  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  JEPS117432  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
  SEINET8729958 Image available Arctostaphylos patula R. A. Manning 1954-1 3 Tehama In chaparral-Digger Pine belt, altitude 3200 feet. Five miles east of Paynes Creek on Plum Creek road, NW 1/4 Sec. 11, T. 28N, R. 1E, Lassen National Forest. 975 Comment
  CAS-BOT-BC45331  Arctostaphylos viscida subsp. viscida P. C. Everett; E. K. Balls 1954-10-16 20317 Tehama Above Mud Flat Forest Service Camp; 7.6 mi. s.w. of Paskenta on road to Covelo. 822 Comment
  CHSC80190  Arctostaphylos viscida subsp. viscida L. P. Janeway 1999-6-26 6485 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km south of Battle Creek. 434 Comment
  RSA767833  Arctostaphylos viscida subsp. viscida L. Ahart, John Dittes 2010-7-17 16877 Tehama South of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 830 Comment
  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
  CHSC61415  Arenaria kingii var. glabrescens Vernon H. Oswald; Lowell Ahart 1993-8-18 5822 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. Growing on slope approaching the scree slope below the summit ridge of the mountain. 2383 Comment
  CHSC41033  Aristida oligantha Pauleen Broyles 1982-7-27 811 Tehama The Nature Conservancy Vina Plains Preserve. S of Lassen Road. 66 Comment
  CHSC66842  Aristida oligantha Vernon H. Oswald 1996-8-22 8243 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  SEINET12765098  Aristida oligantha Vernon H. Oswald 1996-7-8 7964 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills.; 0 158 Comment
  UCD39892  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 miles west of Corning. Comment
  JEPS95750  Aristida ternipes var. hamulosa Vernon H. Oswald and L. Ahart 1995-6-13 6863 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, ecotone from Blue Oak Woodland to Valley and Foothill Grassland. 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 219 Comment
  HSC1702  Aristolochia californica Larry Berti 1969-3-21 47 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS97459  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, bordering the w edge of Manton Rd. just s of the borrow pit. 219 Comment
  UC892186  Arnica dealbata A. A. Heller 1938-7-28 15291 a Tehama along Mineral to Mt. Lassen Highway (near the junction with the old road) 1828 Comment
  UC998338  Arnica discoidea Milo S. Baker and H. K. Wagnon 1953-7-11 12833 Tehama 1.9 mi above, West Tehama County Whitlock Camp 1371 Comment
  CAS-BOT-BC85101  Arnica nevadensis George W. Gillett 1957-8-13 1066 Tehama Lassen Volcanic National Park - Brokeoff Mountain 2743 Comment
  JEPS108145  Artemisia arbuscula subsp. arbuscula L. P. Janeway, B. Castro 2005-10-10 8551 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  CHSC85280  Artemisia ludoviciana subsp. incompta John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 789 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  HSC74960  Asclepias cordifolia J. P. Smith, Thomas W. Nelson 1979-6-24 10189 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  RSA90825  Asclepias cordifolia Milo S. Baker, H. K. Wagnon 1953-7-12 12845 Tehama 2.5 mi above Whitlock Camp along County Road 1524 Comment
  SD58412  Asclepias eriocarpa W. L. Jepson 1938-6-10 19985 Tehama Dry hills near Jellys Ferry. Comment
  SJSU2530  Asclepias eriocarpa R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  SEINET10580441  Asclepias eriocarpa Alice Eastwood, John Thomas Howell 1940-6-10 Eastwood 7876 Tehama 9 mi N of Red Bluff Comment
  UC596140  Asclepias eriocarpa R. F. Hoover 1938-6-10 3594 Tehama between Jelley's Ferry and Battle Creek Comment
  CHSC40512  Asclepias fascicularis Pauleen Broyles 1982-8-11 836 Tehama Nature Conservancy Vina Plains Preserve. Adjacent to Sheep Camp Ditch, .6 km s of Lassen Road. 66 Comment
  CHSC88265  Asclepias fascicularis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11206 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
  SEINET10496159  Asclepias fascicularis Mary Susan Taylor 1975-10-22 Taylor 964 Tehama 16 mi N of Chico, along Hwy 99E on the Vina Plains; in dried up vernal pool with Eryngium and Hemizonia fitchii. Comment
  HSC75119  Asclepias solanoana J. P. Smith, Thomas W. Nelson 1979-6-23 10159 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  UC1586566  Aspidotis californica Vernon H. Oswald and Lowell Ahart 1991-5-9 4564 Tehama ca. 6.5 mi n-ne of Red Bluff (ca. 1.5 mi ne of Bend Bridge over Sacramento River, just w of mouth of Paynes Creek); Paynes Creek Recreation Area 91 Comment
  CDA36055  Aster occidentalis CDFA Staff 2002-9-18 Tehama Mill Creek; Along Highway 36 near St. Bernard Lodge. 0 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
  UCR130063  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2001-7-7 6910 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
  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
  JEPS25395  Astragalus accidens var. hendersonii Rimo Bacigalupi with G. T. Robbins 1959-4-21 7009 Tehama 0.9 mi w Paynes Creek (along State Highway 36); w of Paynes Creek 557 Comment
  UCD104619  Astragalus accidens var. hendersonii Rimo Bacigalupi; G. T. Robbins 1959-4-21 7009 Tehama 0.9 mile west of Paynes Creek, along State Highway 36. 557 Comment
  CDA26634  Astragalus clevelandii L. Ahart 2004-6-3 11151 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  JEPS75794  Astragalus clevelandii Todd and Virginia Keeler-Wolf 1973-8-25 516 Tehama about 1/8 mi n Patton Mill (Yolla Bolly Mountains); , n of Patton Mill 1188 Comment
  CAS-BOT-BC186839  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2 1/2 mi. e. of Paynes Creek 624 Comment
  CHSC40604  Astragalus gambelianus J. D. Jokerst 1983-5-7 1840 B Tehama North bank of Zimmershed Cr. ca. 2/3 mile east of Meridian Rd. in area of an old house site indicated on the USGS topo map. Comment
  CHSC43098  Astragalus gambelianus Pauleen Broyes 1985-4-11 941 B Tehama The Nature Conservancy Vina Plains Preserve. SE of 'safe' pool in 'safe' pasture. Comment
  UC1594596  Astragalus gambelianus Vernon Oswald and Lowell Ahart 1992-4-21 4916 Tehama Hogsback Rd. (Belle Mill Rd or Forest Rd. 28N24) 17.6 mi (odometer) e of Hwy 99 1.0 mi (odometer) e of the power transmission lines ca 4.75 mi (air) s Paynes Creek; s of Paynes Creek 725 Comment
  CAS-BOT-BC192806  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2 1/2 miles e. of Paynes Creek 624 Comment
  CHSC102331  Astragalus pauperculus L. P. Janeway; B. Castro 2009-4-25 9761 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC43099  Astragalus pauperculus Pauleen Broyles 1985-4-11 945 B Tehama The Nature Conservancy Vina Plains Preserve. Ca 100 yd N of fence and 15 yd S of safe pool in safe pasture. Comment
  CHSC75268  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1999-4-21 9701 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  JEPS95687  Astragalus pauperculus Vernon H. Oswald and L. Ahart 1995-4-10 6626 Tehama ca. 1 mi n of Dales Station; Dales Lake Reserve; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA182040  Astragalus purshii var. lectulus Freed W. Hoffman 1950-7-4 3667 Tehama Saddle between North Yolla Bolly and Black Rock. 2134 Comment
  UC1299222  Astragalus purshii var. tinctus Freed W. Hoffman 1950-7-4 3667 Tehama saddle between North Yolla Bolly and Black Rock; North Coast Ranges, betw North Yolla Bolly and Black Rock 2133 Comment
  CHSC76517  Astragalus rattanii var. jepsonianus Heidi West; Caroline Warren 1998-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  CHSC76756  Astragalus rattanii var. jepsonianus L. P. Janeway; B. Castro 1999-5-18 6442 Tehama Small side drainage/ ravine, vicinity of Red Bank Creek and Sunflower Gulch. 292 Comment
  JEPS75778  Astragalus whitneyi var. siskiyouensis Todd and Virginia Keeler-Wolf 1971-6-21 235 Tehama about 1/2 mi w South Yolla Bolly Mountains; w of South Yolla Bolly Mountains 2133 Comment
  UC1949116  Asyneuma prenanthoides Barbara Ertter with Brad Olson 1991-7-5 10340 Tehama Twin Springs water tank, Raglin Ridge Rd 5.7 mi above N Fk Elder Cr crossing, ca 25 air miles SW of Red Bluff Comment
  CAS-BOT-BC69569  Athyrium alpestre subsp. americanum George W. Gillett 1957-8-13 1057 Tehama Near first major stream crossing on Brokeoff Mountain trail from Sulphur Works checking station. 2133 Comment
  JEPS53237  Athysanus pusillus Virginia Bailey 1938-4-16 Tehama 6 mi w of Paskenta (on Paskenta-Covelo Road); Paskenta-Covelo Road Comment
  JEPS97004  Athysanus pusillus Vernon H. Oswald and L. Ahart 1994-3-8 5972 Tehama T23N R5W SE corner Sec. 24, 530 ft, Valley Grassland-Foothill Woodland ecotone. Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, in an area of rolling grassy hills with scattered stands of blue oak 161 Comment
  JEPS97455  Athysanus pusillus Vernon H. Oswald and L. Ahart 1995-2-13 6479 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC48285  Atriplex rosea Vernon Oswald 1987-8-25 3226 Tehama Black Butte Road East ca. 0.3 mi nw of Glenn Co. line. 118 Comment
  CHSC86046  Avena barbata Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 198 Comment
  CHSC88840  Avena barbata A. Peterson 2003-4-10 35 Tehama Hwy 36 east of Red Bluff. The Dalles. UTM: 579790E 4463025N. 211 Comment
  SEINET11689127  Avena barbata Unknown 1982-1 796 Tehama The Nature Conservancy Vina Plains Preserve 66 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
  HSC38588  Balsamorhiza hookeri J. P. Smith, J. O. Sawyer 1971-5-22 Tehama 4 miles west of Susanville, on State Rte. 44 Comment
Read comments May 9 2012
  SEINET12765181  Balsamorhiza sagittata Barbara Ertter 1990-5-13 8959 Tehama Northeast side of county. North side Hwy 36 between Morgan Springs and Child Meadows, open W facing bank above Mill Creek.; 0 1463 Comment
  CAS-BOT-BC106474  Balsamorhiza sagittata John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53474 Tehama Rattlesnake Road 0.73 to 1.5 miles southwest of Peanut 853 Comment
  SEINET3292581 Image available Barbarea orthoceras Lewis S. Rose 1933-3-26 33034 Tehama Mt. Davison Comment
  UC1001297  Barbarea orthoceras Louise Kellogg 1952-7-11 21 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly South Yolla Bolly Mountain. 2133 Comment
  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
  JEPS95942  Barbarea verna Vernon H. Oswald and L. Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek: T28N R1E SW1/4 Sect. 10, 2500 ft, brushy blue oak woodland 762 Comment
  CHSC105929  Berberis aquifolium var. dictyota Lowell Ahart 2010-7-17 16886 Tehama 4.3 miles (air) southeast of Manton, 2.2 miles (air) north of Highway 36. 623 Comment
  HSC3363  Berberis aquifolium var. dictyota John L. Heywood, D. H. Norris 1968-3-31 1833 Tehama Hwy. 36, 67.74 mi. E of Shasta Co. line. Comment
  JEPS121180  Bergia texana Lowell Ahart 2013-8-2 18976 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
  JEPS124114  Bergia texana Lowell Ahart, John Dittes 2015-6-22 20265 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CAS-BOT-BC413088  Bistorta bistortoides P. A. Munz 1951-7-25 16841 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  SEINET3402322  Blennosperma nanum var. nanum R. W. Spellenberg, N. Zucker 2011-4-16 14279 Tehama Kirkwood Rd. (old Hwy. 99) 7.5 km S of Solano St. in Corning. 75 Comment
  UC1949369  Boechera breweri Barbara Ertter with Brad Olson 1991-7-4 10193 Tehama along stream; Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC87574  Boechera breweri subsp. breweri R. D. Fischer 2004-4-18 130 Tehama Sierra Nevada along Hwy 32 between Potato Patch and Elam campgrounds. North of Deer Creek Falls, on a roadcut, west side of rd., facing creek. UTM: 10628990E 4452925N. 1240 Comment
  UC1010354  Boechera breweri subsp. breweri Keith Wagnon 1953-5-10 12641 Tehama between 6 to 7 mi past Paskenta Comment
  UCD114351  Boechera breweri subsp. shastaensis Robert E. Preston 1986-4-25 534 Tehama ca. 10.9 km sw of Paskenta, on Round Valley Rd, ca. 0.4 km e of Bennett Cr., at roadside. 793 Comment
  CHSC60336  Boechera pinetorum Mary Ann Showers 1992-6-26 2583 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CAS-BOT-BC14415  Boechera platysperma P. A. Munz 1951-7-26 16944 Tehama North base of South Yolla Bolly Mountains. Square Lake. 2133 Comment
  RSA107441  Boisduvalia cleistogama L. S. Rose 1955-6-12 55066 Tehama Hog wallow depressions on low rolling plains, 8.5 miles S of Corning. 91 Comment
  POM183721  Boisduvalia densiflora H. P. Bracelin 1932-7-23 654 Tehama Paine s Creek, 21.5 miles west of Mineral 488 Comment
  SEINET12194729  Boisduvalia densiflora Unknown 1982-1 808 Tehama The Nature Conservancy Vina Plains Preserve, T24N,41W, sw quadrant section 22 66 Comment
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  UC1751237  Botrychium crenulatum Timothy B. Devine 1985-7-7 840 b Tehama beside Willow Creek 1 mi S of jct with logging road 1.5 mi N of jct with Colby Mt. Road 1645 Comment
  CHSC82520  Botrychium simplex Lowell Ahart 2002-6-29 9798 Tehama On the south side of a partly fallen lodgepole pine, in the north part of a large meadow, on the east side of Willow Creek, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1574 Comment
  JEPS122052  Brachypodium distachyon Lowell Ahart, John Dittes 2014-5-17 19504 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CHSC66873  Brickellia californica Vernon H. Oswald; Lowell Ahart 1996-9-4 8254 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 131 Comment
  CHSC78597  Brickellia californica J. Marr; C. Warren, H. West 1998-8-27 Tehama West of Red Bluff, vicinity of Red Bank Creek. 283 Comment
  CHSC84604  Brickellia californica Lowell Ahart; John Dittes 2003-9-17 10570 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS104230  Brickellia californica Lowell Ahart 2003-9-17 10570 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC26679  Brickellia grandiflora M. S. Taylor 1977-8-17 1476 Tehama Ca. 1/2 mi N of Old Humboldt Rd, ca. 3 mi E of its jct with Scotts John Rd, N of Jonesville. 1981 Comment
  CHSC82075  Brickellia greenei L. P. Janeway 2001-7-29 7404 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  CHSC49483  Brodiaea coronaria Vernon Oswald 1986-6-23 2142 Tehama M2 (23N01) 9.4 mi w of Paskenta. 853 Comment
  UCD147858  Brodiaea coronaria Robert E. Preston 2005-5-7 2340 Tehama Along Meridian Rd, 0.6 mi S of Lassen Rd. 95 Comment
  RSA759782  Brodiaea elegans Barbara Ertter 1991-5-19 9885 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  SJSU10178  Brodiaea elegans subsp. elegans R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Childs Meadow on Hwy 36 c. 8 mi E of Mineral 1508 Comment
  RSA376762  Brodiaea elegans subsp. elegans George Willet 1935-6-29 s.n. Tehama E of Red Bluff. Comment
  CHSC40498  Brodiaea minor Pauleen Broyles 1982-5-14 589 Tehama N of large vernal pool, The Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC40499  Brodiaea minor Pauleen Broyles 1982-4-28 485 Tehama Just s of Lassen Road. 60 Comment
  CHSC80105  Brodiaea minor B. Castro; L. P. Janeway 2000-5-9 1144 Tehama Vicinity of Orland, Black Butte Lake, Rice and Brannin Creek. 112 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
  RSA424695B  Brodiaea minor Aaron Liston, M. Blumler 1987-4-24 654 -21 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  RSA759783  Brodiaea minor Barbara Ertter 1991-5-19 9873 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  SEINET12046118  Brodiaea minor E. J. Miller 1978-1 24 Tehama 1 km W of Sacramento River at Woodson Bridge 59 Comment
  CHSC27804  Brodiaea nana K. Bridwell 1978-4-14 70 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  CHSC101406  Bromus David Isle 1992-7-8 1545 Tehama Mendocino National Forest - North Coast Ranges; Thomes Creek Watershed. Adj. Rd 23N17 above A spur; S of the SW tributary of Willow Creek. N of Sugar Spring Campground. 1292 Comment
  CAS-BOT-BC148848  Bromus carinatus var. marginatus Douglas Barbe 1955-7-16 181 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mount Linn). 2286 Comment
  CHSC65001  Bromus commutatus Vernon H. Oswald; Lowell Ahart 1995-7-12 7009 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. On a roadside bank. 981 Comment
  JEPS88304  Bromus commutatus Vernon H. Oswald and Lowell Ahart 1996-5-20 7606 Tehama ne of Red Bluff (Cascade Range Foothills, Hog Lake Plateau, BLM parcel along Hwy 36, along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  UCD58481  Bromus commutatus R. Tofsrud 1949-5-1 s.n. Tehama Diamond Range burn plot. Comment
  CHSC66512  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1996-5-20 7601 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  SBBG56613  Bromus diandrus E. O. Wooton 1913-4-6 Tehama Red Bluff Comment
  UCD58551  Bromus diandrus A. A. Beetle 1942-5-18 3311 Tehama Near Paynes Creek. Comment
  CHSC66513  Bromus hordeaceus Vernon H. Oswald; Lowell Ahart 1996-5-20 7600 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In flood channel along Paynes Creek. 158 Comment
  JEPS122127  Bromus hordeaceus Lowell Ahart, John Dittes 2014-5-16 19489 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  JEPS69202  Bromus hordeaceus W. L. Jepson 1899-4-25 Tehama Stivers Ranch, in the Cottonwood and its tributaries Stivers Ranch Comment
  UCD80519  Bromus madritensis CNPS SN Foothill Team 2006-5-2 SNFN 0344 a Tehama TNC Easement, Denny Ranch. 295 Comment
  CHSC71063  Bromus madritensis subsp. madritensis Vernon Oswald; Lowell Ahart 1998-5-14 9043 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  JEPS113156  Bromus madritensis subsp. rubens Lowell Ahart 2007-5-8 13754 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
  JEPS97215  Bromus madritensis subsp. rubens Vernon H. Oswald and L. Ahart 1995-4-3 6598 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC80713  Bromus orcuttianus Lowell Ahart 2001-6-16 8858 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC64930  Bromus sterilis Vernon H. Oswald; Lowell Ahart 1995-6-13 6856 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the s side of the basalt ridge at the w boundary. 195 Comment
  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
  UCD123499  Callitriche fassettii Richard Yeo 1970-2-5 s.n. Tehama Corning Canal, 1 1/4 miles downstream from pumping plant, in vicinity of Red Bluff. Comment
  CHSC49832  Callitriche hermaphroditica Vernon H. Oswald 1990-4-8 4154 Tehama Leininger (Keefer) Rd, ca. 0.5 mi n of its junction with Lassen Rd and Hwy 99 in southern Tehama Co. In a roadside ditch on the east side of a large vernal pond. 70 Comment
  CHSC96376  Callitriche hermaphroditica Lowell Ahart 2007-4-3 13610 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  CHSC55205  Callitriche heterophylla L. P. Janeway 1991-4-11 3884 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. At edge of vernal pool. 170 Comment
  CHSC40707  Callitriche heterophylla var. bolanderi Pauleen Broyles 1982-4-15 422 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS22654  Callitriche heterophylla var. bolanderi Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6282 Tehama about 2 mi w Kirkwood (and about 0.5 mi w of U.S. Hwy 99, in lower portions of Kirkwood plains, about 7 mi w of Corning) 73 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
  CHSC49833  Callitriche marginata Vernon Oswald 1990-4-8 4153 Tehama Leininger (Keefer) Rd, ca. 0.5 mi n of its junction with Lassen Rd and Hwy 99 in southern Tehama Co. In a roadside ditch on the east side of a large vernal pond. 70 Comment
  CHSC70875  Callitriche marginata Vernon Oswald; Lowell Ahart 1998-4-27 8976 Tehama Vestal Rd. 4.9 mi west of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. In a roadside ditch. 292 Comment
  CHSC79275  Callitriche marginata B. Castro; C. Warren 2000-4-13 1071 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 Comment
  CHSC79973  Callitriche marginata L. P. Janeway; B. Castro 2000-4-5 6659 Tehama Vicinity of Rice Creek, west of Hwy I-5. 109 Comment
  CHSC102629  Callitriche verna Lowell Ahart; Josephine Guardino 2009-9-6 16366 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  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
  SEINET4399748  Calochortus Leila M. Shultz 1990-5-5 11331 Tehama North Coast Ranges; Mendocino Forest 305 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
  UCR11256  Calochortus amabilis Wm. Horn Jr. 1967-5-28 670528- 3 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  CAS-BOT-BC487763  Calochortus amabilis R. F. Hoover 1965-5-29 9413 Tehama Dry Creek Valley west of Red Bluff on Beegum Road Comment
  CHSC40843  Calochortus luteus Pauleen Broyles 1982-5-12 575 Tehama Along Sheep Camp Ditch. The Nature Conservancy Vinal Plains Preserve. 66 Comment
  CHSC86260  Calochortus luteus Martin J. Lenz 2003-5-9 4 Tehama Between Monte Vista Ct. and Interstate 5, approx. 2.5 mi. north Red Bluff. 122 Comment
  CAS-BOT-BC492648  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  RSA125982  Calochortus luteus E. K. Balls 1957-5-24 22535 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  RSA49306  Calochortus luteus Philip A. Munz 1949-5-14 13195 Tehama 5 miles N of Red Bluff Comment
  SEINET12047248  Calochortus luteus P. L. Lester 1980-1 27 Tehama ca 0.4 mi W of jct with Meridian Rd, ca 1 mi N of Pine Cr, ca 9 mi NNE of Chico 107 Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  SEINET12765230  Calochortus monophyllus Barbara Ertter 1990-5-13 8945 Tehama 0.1 mi W of Lassen Lodge fire station on Hwy 36, ca 7 1/2 mi W of Mineral.; 0 1219 Comment
  SEINET10528678  Calochortus monophyllus David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17962 Tehama 13 miles w of mineral on calif. Hwy. 36; On 60 degrees e-facing slope Comment
  SEINET8253678  Calochortus monophyllus Frank Callahan, Vivian Parker (USFS Botanist) 1995-5-20 Tehama Inskip Hill (road into the hill), a volcanic cinder cone. Comment
  CSUSB882  Calochortus superbus William Horn Jr. 1967-5-28 670528 5 Tehama Highway 36, 20 miles west of Red Bluff. Comment
  CAS-BOT-BC493967  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff 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
  SEINET7096719  Calochortus venustus A. G. Vestal 1963-6-4 s.n. Tehama Ca. 2.6 miles west junction with Bowman Road on Route 36. NAD27, 40? deg. 16' 26ao, -122?_ 32' 25ao (converted to WGS84 decimal degrees) UTM Zone 10, 539079mE, mN.4458061mN. Comment
  CHSC84499  Calycadenia ciliosa John Dittes 2003-6-28 2003 -70 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). On east side of Sacramento River. 60 Comment
  RSA255541  Calycadenia ciliosa Gerald D. Carr 1971-9-18 663 Tehama 6 miles west of Vestal Road on Hwy. 36 396 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
  UC1971718  Calycadenia fremontii 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mi S of Luce and Griswald Roads (ca. 13 mi SW of Cottonwood) (=GDC 777, RLC 2184) 191 Comment
  UCD129694  Calycadenia fremontii Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy A5 on Hwy 36, along Dry Creek. 213 Comment
  CHSC45645  Calycadenia pauciflora Vernon H. Oswald; W. Dempsey, R. Schlising 1988-6-10 3365 Tehama Mud Flat Rd. ca. 0.6 mi SW of its jct. with M4. 377 Comment
  CHSC68930  Calycadenia pauciflora Vernon H. Oswald; Lowell Ahart 1997-7-7 8662 Tehama Ca. 42 mi west of Red Bluff on Pettyjohn Rd. (Forest Rd. 35 = 28N35), 0.4 mi east of the Trinity NF boundary. 853 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
  CHSC78602  Calycadenia pauciflora L. P. Janeway; B. Castro 2000-6-15 6802 Tehama Inner North Coast Ranges. At Beehive Flat along Road M2 about 11.4 km west of Paskenta. 671 Comment
  SBBG119738  Calycadenia pauciflora L. Ahart 2004-6-11 11015 Tehama Nomalaki Trail, ca. 100 yds N of Bowers Crk, ca. 0.75 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 543 Comment
  CAS-BOT-BC270854  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles W of Mountain Road on Colyear Springs Road 365 Comment
  RSA255567  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile south of Hwy. 36 on Tedoc Road 427 Comment
  RSA789280  Calycadenia pauciflora R. L. Carr 1978-7-6 2116 Tehama 4.6 miles west of Highway CR A5 (Bowman Road) on Highway 36, ca. 1 mile northwest of Rosewood. 214 Comment
  SEINET3863993  Calycadenia pauciflora G. D. Carr 1973-6-23 741 Tehama 11.6 mi NW of Paskenta on Toomes Camp Rd (1.3 mi SE of Rd to Eagle Peak).; 0 961 Comment
  UCD129817  Calycadenia pauciflora Gerald D. Carr 1971-8-19 645 Tehama 8.0 miles southwest of Paskenta via Round Valley Road. Along road to Mud Flat Campground. 502 Comment
  CHSC77300  Calycadenia truncata L. P. Janeway; B. Castro 1999-6-9 6458 Tehama Vicinity of Dry Creek, west of Red Bank Creek. 316 Comment
  JEPS96049  Calycadenia truncata Vernon H. Oswald and Lowell Ahart 1996-9-4 8252 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s slope of Canyon ca. 1 mi upstream from old bridge site on Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek Cany 167 Comment
  UCD80044  Calycadenia truncata CNPS SN Foothill Team 2005-6-29 SNNR 0374 b Tehama USFS Lassen National Forest, on a rocky ridgetop west of Steep Hollow. 1023 Comment
  UC1136679  Calyptridium monospermum A. E. Wieslander, J. E. Sowder 1933-6-24 327 Tehama near Campbellville (Lassen National Forest); Lassen National Forest 1066 Comment
  UC726187  Calyptridium umbellatum A. A. Heller 1937-7-21 16275 Tehama between Deer Creek junction and Child's Meadows (along State Hwy #36) 1371 Comment
  UC1731242  Calystegia atriplicifolia subsp. buttensis Dean W. Taylor 1997-6-6 16016 Tehama 3 air mi N of Cohasset (ridge dividing Rock Creek from Deer Creek); Sierra Nevada (nSNF) 1036 Comment
  SEINET12326981  Calystegia occidentalis R. A. Schlising 1975-1 3171 Tehama Hwy 32, 15 mi S of jct with Hwy 36 Comment
  CHSC84670  Calystegia occidentalis subsp. occidentalis Samantha Mackey Hillaire; Brian Elliott 2003-5-31 333 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In the middle of the trailhead. Along roads and trails here. 978 Comment
  JEPS102308  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2001-6-8 8770 Tehama 9 mi W of Paskenta (S side of road M2) 792 Comment
  SBBG5775  Calystegia occidentalis subsp. occidentalis H. and M. Dearing 1938-6-22 2070 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC1784909  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1991-5-18 9866 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 along creek; mouth of side canyon SW of creek 228 Comment
  JEPS31631  Calystegia occidentalis var. tomentella Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  CHSC80666  Camissoniopsis hirtella Lowell Ahart 2001-6-8 8781 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  SEINET10938994  Campanula prenanthoides Unknown 1968-7-20 Marcano-Berti s.n. Tehama 5 MI BELOW MINERAL ALONG BATTLE CREEK 4500 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
  JEPS88456  Capsella bursa-pastoris Vernon H. Oswald and Lowell Ahart 1996-4-8 7332 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on e. edge of Paynes Creek near its mouth on the Sacramento R., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 85 Comment
  CHSC57355  Cardamine oligosperma S. R. Mitchelson 1987-4-12 7 Tehama Ca 25 m e of jct of N. Fork of Antelope Creek and Deadhorse Creek. Along creeks. 936 Comment
  JEPS94596  Cardamine pachystigma var. pachystigma Vernon Oswald and Lowell Ahart 1997-6-10 8570 Tehama between Paskenta and Covelo (on Forest Rd. 23N60 to Anthony Peak Lookout, 0.8 mi nw of its junction with 24N02 near Wells Cabin Campground) 2005 Comment
  RSA66380  Carex aurea Phillip A. Munz 1951-7-27 16971 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CAS-BOT-BC19404  Carex bolanderi Alice Eastwood; John Thomas Howell 1941-7-9 9777 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC106706  Carex bolanderi Barbara Ertter; Brad Olson 1991-7-4 10246 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. 1310 Comment
  SEINET8987569 Image available Carex bolanderi Unknown 2012-1 25973 b Tehama Sheet Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains. North Coast Range Highlands. Comment
  UC1950430  Carex bolanderi Barbara Ertter 1991-7-4 10246 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
  CAS-BOT-BC19663  Carex brainerdii L. P. Janeway; Gary Benson; R. Harrison 1984-9-17 1158 A Tehama On slope above Dead Horse Creek. 1493 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
  CAS-BOT-BC19666  Carex brainerdii John Thomas Howell; R. C. Barneby 1954-5-14 29566 Tehama 4 miles southeast of Childs Meadows. 1463 Comment
  RSA715736  Carex brainerdii David W. Isle 1995-11-2 1059 Tehama Thomes Creek Watershed; Mendocino National Forest; On west bank 25N16-1.3 mile above 25N16-E Spur Jct. 5 and Dime Timber Sale survey on Upper Boswell Ridge (0.6+ mile SE of Twin Peaks) 1982 Comment
  UCD140295  Carex echinata subsp. echinata John Thomas Howell 1961-6-20 36579 Tehama Bluff Falls. 1981 Comment
  CAS-BOT-BC19988  Carex feta Lewis S. Rose 1939-6-10 39274 Tehama Deer Creek Falls. 1249 Comment
  UC1950432  Carex fracta Barbara Ertter with Brad Olson 1991-7-4 10243 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
  UCD140354  Carex globosa John Thomas Howell 1955-6-2 30258 A Tehama near Vine Hill School. Comment
  CAS-BOT-BC20939  Carex heteroneura George Wilson Gillett 1957-8-18 1102 Tehama Lower portion of Brokeoff Mountain trail, .25 mile above Sulphur Works Entrance Station. 2103 Comment
  CAS-BOT-BC7554  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 s.n. Tehama Devils Kitchen region. Comment
  CHSC94219  Carex integra Lowell Ahart 2006-7-11 12945 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CAS-BOT-BC7619  Carex interior F. Ehrendorfer 1959-6-22 s.n. Tehama North Coast Ranges above Paskenta. 1859 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
  CAS-BOT-BC31208  Carex lenticularis var. impressa P. A. Munz 1951-7-25 16858 Tehama Square Lake, N base of South Yolla Bolly Mt. 2148 Comment
  CAS-BOT-BC31518  Carex limosa Herbert Faulkner Copeland 1920-7-17 93 Tehama Meadow on Butte Mt. 1828 Comment
  JEPS100193  Carex livida L. P. Janeway and B. Castro 2000-6-11 6785 Tehama Inner North Coast Ranges. Pepperwood Spring; near the top of Raglin Ridge 902 Comment
Read comments May 19 2014
  CHSC106693  Carex microptera Barbara Ertter; Brad Olson 1991-7-6 10417 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
  CHSC80702  Carex multicaulis Lowell Ahart 2001-6-16 8869 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS127238  Carex multicaulis Lowell Ahart, John Dittes 2016-4-29 20816 Tehama About 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  SEINET4290154 Image available Carex multicostata Unknown 2009-1 9873 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  CAS-BOT-BC119675  Carex nervina Hans Leschke 1960-8-10 1786 Tehama Hat Lake 1965 Comment
  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
  CHSC65710  Carex nudata Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7260 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Edge of Paynes Creek in the NE corner of the parcel. 152 Comment
  CHSC84314  Carex nudata Lowell Ahart; John Dittes 2003-6-11 10268 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
  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
  CAS-BOT-BC117964  Carex rossii John Thomas Howell 1960-8-18 36035 Tehama Bluff Falls 1981 Comment
  CHSC80703  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  SEINET13705049  Carex serratodens B. L. Wilson, R. Brainerd, D. Isles, L. Janeway, M. Mooers 2002-6-28 10711 Tehama Pepperwood Spring 908 Comment
  SEINET4290224 Image available Carex specifica Unknown 2009-1 24612 Tehama Cascade Range Highlands, 2.5 air km SSE of Bluff Falls,along FS road 29N22 at 0.2 road miles W of Route 89 Comment
  CAS-BOT-BC117824  Carex specifica George Wilson Gillett 1957-8-18 1104 Tehama Lower portion of Brokeoff Mountain trail, 1/4 mi above Sulphur Works Entrance Staition 2103 Comment
  CAS-BOT-BC115821  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9808 Tehama Government Flat. Comment
  CAS-BOT-BC115822  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9814 Tehama Government Flat. Comment
  CAS-BOT-BC279923  Carex subfusca Peter F. Zika 2012-7-14 25985 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 2130 Comment
  CHSC102686  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16334 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  JEPS116109  Carex subfusca Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16334 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of 1493 Comment
  JEPS121391  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Creek culvert Comment
  RSA505368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5314 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  CAS-BOT-BC249581  Castilleja applegatei subsp. pinetorum A. A. Heller 1928-5-30 14566 Tehama At Mineral 1524 Comment
  CAS-BOT-BC249582  Castilleja applegatei subsp. pinetorum P. A. Munz 1951-7-26 16916 Tehama South slope, South Yolla Bolly Pk 2255 Comment
  CHSC117159  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, est of Highway 32. 1061 Comment
  JEPS17582  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5351 Tehama 0.3 mi s Post Pile Camp (and 19 mi wnw of Paskenta, n extension of Tatham Ridge, w Tehama County); Mendocino National Forest, Tatham Ridge 1920 Comment
Read comments Jan 26 2015
  JEPS22416  Castilleja applegatei subsp. pinetorum Hugh Dearing and Margaret Dearing 1938-6-22 2071 Tehama Potato Patch Camp 1080 Comment
Read comments May 26 2016
  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
  CHSC70906  Castilleja attenuata Vernon Oswald; Lowell Ahart 1998-4-21 8926 Tehama Round Valley Rd. (M4) west of Paskenta, 2.1 mi west of Newville Rd. Inner North Coast Ranges. 304 Comment
  UC1552108  Castilleja attenuata A. Liston and M. Blumler 1987-4-24 655 -6 Tehama 2 mi e Paynes Creek (Hwy 36 between Dales and Payne Creek) Comment
  JEPS4507  Castilleja lacera Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  SEINET14173423  Castilleja tenuis H. M. Hall, E. B> Babcock 1903-1 4371 Tehama Mill Creek Canyon, near Morgan [Springs]. 1524 Comment
  UC1096428  Ceanothus X flexilis J. I. Mallory 1957-7-10 152 Tehama Polk Springs; Lassen National Forest, Polk Springs 780 Comment
  CHSC88939  Ceanothus cuneatus var. cuneatus Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  UC1052831  Ceanothus cuneatus var. cuneatus J. I. Mallory 1956-5-27 134 Tehama 3 mi sw Baker Fire Control Station; Quad. 31-D1 256 Comment
  UC774483  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1941-7-23 11058 Tehama 10 mi e (above) Paynes Creek P.O. (Red Bluff-Susanville Rd) 1005 Comment
  CAS-BOT-BC50959  Ceanothus integerrimus Eric B. Peterson; Thomas Ward; Matt Foruria 1995-4-22 78 Tehama Hwy 36 at Beegum Gorge, ~40m from road 396 Comment
  LA43623  Ceanothus integerrimus Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral 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
  RSA21503  Ceanothus integerrimus Carl B. Wolf 1937-5-16 8689 Tehama Northern Sierra Nevada Foothills, Red bluff - Susanville road, 7 miles below Paynes Creek P.O. 183 Comment
  SEINET13945968 Image available Ceanothus jepsonii A. A. Heller 1914-1 12999 Tehama Grade between Mud Flat and Bennett Spring in the Coast Range Comment
  CAS-BOT-BC51139  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama One fourth mile South from Highway 36 on Pattymocus Trail 762 Comment
  HSC98343  Ceanothus lemmonii J. Carey, A. Hong, J. Leffingwell 1995-4-22 54 Tehama 7 mi. E on Hwy. 36 from its junction with Rd. A16 610 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  CHSC78793  Centaurea melitensis Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS102879  Centaurea melitensis Lowell Ahart 2001-6-14 8832 Tehama Northwest of the dirt road that leads to the tower, on the N side of road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS95716  Centaurea melitensis Vernon H. Oswald and L. Ahart 1996-6-13 6865 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  CDA18847  Centaurea melitensis W. Ogden 1999-7-1 PDR 1140096 Tehama Roe Way in the vicinity of Cottonwood. 0 Comment
  SEINET8111605 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201506 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111620 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201522 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
  SEINET8853571 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201522 , RB201523, RB201524, RB Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CAS-BOT-BC284489  Centaurea solstitialis John Thomas Howell 1960-8-18 36013 Tehama Mineral 1493 Comment
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  RSA699702  Centaurium venustum L. Ahart, Samantha Hillaire 2004-7-9 11201 Tehama 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
  CHSC78803  Centromadia fitchii Vernon H. Oswald 2000-9-23 9965 Tehama Hwy 36 west of Red Bluff between Basler and Bowman roads. 265 Comment
  SBBG16030  Cerastium fontanum D. Myrick 1961-6-24 360 Tehama St Hwy 36 ca. 2 mi E of Mineral 1524 Comment
  CHSC115553  Cerastium fontanum subsp. vulgare Lowell Ahart; John Dittes 2015-8-5 20433 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
  SEINET7347800  Cercis canadensis W. Priest 1956-4-27 s.n. Tehama Highway 36 about 20 miles west of turnoff to Lassen National Park 762 Comment
  CDA26893  Cercis occidentalis L. P. Janeway, B. Castro 2000-4-22 6679 Tehama High Cascade Range; Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 0 Comment
  CHSC107104  Cercis occidentalis M. Mitchell 2010-3-4 21 Tehama Dye Creek Preserve. 109 Comment
  CHSC88842  Cercis occidentalis A. Peterson 2003-4-10 34 Tehama Hwy 36 east of Red Bluff. Immediately above Paynes Creek. Along road edge. UTM: 588995E 4464030N. 504 Comment
  RSA123215  Cercis occidentalis P. L. Johannsen 1936-8-26 993 Tehama 1.25 miles northeast of junction of Deer and Rattlesnake Creeks. 1067 Comment
  UCD22428  Cercocarpus betuloides var. betuloides Brian Vanden Heuvel 2003-4-9 189 Tehama Shasta National Forest. 5.6 miles east of Platina on CA 36, on south side of road. Comment
  RSA66616  Chaenactis carphoclinia Philip A. Munz 1951-7-26 16909 Tehama South base of Yolla Bolly Peak 2073 Comment
  CAS-BOT-BC276497  Chaenactis douglasii var. douglasii Alice Eastwood; John Thomas Howell 1941-7-9 9710 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  HSC71857  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5799 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  HSC75051  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1978-7-22 10040 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  UC1001330  Chaenactis douglasii var. douglasii Louise Kellogg 1952-7-17 71 Tehama Middle Eel-Yolla Bolla Primitive Area Mendocino National Forest, South Yolla Bolly Mountain 2438 Comment
  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
  UCD130292  Chaenactis douglasii var. douglasii Dean W. Taylor 1976-7-9 6055 Tehama at headwaters of Cub Creek. 1859 Comment
  CHSC105995  Chaenactis glabriuscula var. heterocarpha B. Castro; L. P. Janeway 2000-4-22 1093 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.8 km northwest of Black Rock; south-facing slope overlooking Mill Creek. 871 Comment
  JEPS118630  Chaenactis glabriuscula var. heterocarpha B. Castro and L. P. Janeway 2000-4-22 1093 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.8 km northwest of Black Rock; south-facing slope overlooking Mill Creek. Barkley Mountain 7.5' Q. Comment
  RSA572327  Chamaesyce hooveri Robert F. Hoover 1938-8-2 3722 Tehama 4 miles southeast of Vina Comment
  CHSC117745  Chamaesyce maculata Lowell Ahart; John Dittes 2016-8-25 21273 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
  CHSC84614  Chamaesyce nutans Lowell Ahart; John Dittes 2003-9-17 10578 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC76751  Chamaesyce ocellata subsp. rattanii J. Marr; H. West, C. Warren 1998-8-27 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 304 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
  JEPS103421  Chamaesyce ocellata subsp. rattanii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10013 Tehama 1 1/4 air mi SE of Corning (150 yds S of Jewett Creek, E of Marguerite Road) 82 Comment
Read comments Apr 15 2015
  JEPS105077  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  CHSC117619  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21368 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  JEPS120784  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2013-9-17 19049 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CHSC24749  Cheilanthes gracillima G. Strang 1976-2-22 3 Tehama Among cliffs directly n of Blackrock Bridge on n side of creek. Ishi Wilderness Area. 822 Comment
  HSC74954  Cheilanthes gracillima J. P. Smith, Thomas W. Nelson 1979-6-24 10175 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  CAS-BOT-BC70238  Cheilanthes gracillima P. A. Munz 1951-7-18 16690 Tehama n. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama-Trinity County 1981 Comment
  SEINET198076 Image available Cheilanthes gracillima L. Kellogg 1952-7-9 6 Tehama Mendocino National Forest ; Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2135 Comment
  HSC4365  Chenopodium album Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  CHSC70878  Chenopodium californicum Vernon Oswald; Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Rd. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  RSA67393  Chenopodium incognitum P. A. Munz 1951-7-25 16892 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  JEPS106048  Chenopodium pumilio Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11214 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
  SEINET11934605  Chenopodium vulvaria Unknown 1982-1 821 Tehama On disturbed Tuscan loam near barn 60 Comment
  CAS-BOT-BC451368  Chimaphila menziesii H. F. Copeland 1920-7-12 89 Tehama Butt[e] Mt. 1828 Comment
  CAS-BOT-BC184895  Chloris virgata T. C. Fuller 1963-8-26 11151 Tehama East side of Highway 99E to Chico at junction with road to Corning, 0.5 mile south of Vina. Comment
  RSA760004  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  SEINET12051035  Chlorogalum angustifolium Unknown 1982-1 542 Tehama The Nature Conservancy Vina Plains Preserve 70 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
  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
  JEPS94936  Chorizanthe membranacea Vernon H. Oswald and Lowell Ahart 1997-5-14 8445 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29) 17.8 mi s of Plum Creek Road); Ponderosa Way 920 Comment
  JEPS122049  Chorizanthe polygonoides var. polygonoides Lowell Ahart, John Dittes 2014-5-18 19526 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  CHSC102328  Chorizanthe stellulata L. P. Janeway; B. Castro 2009-4-25 9759 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC64547  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-3 6590 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered plants in moist soil along the intermittent stream on the s edge of the basalt ridge at the w boundary. 195 Comment
  CHSC71038  Cicendia quadrangularis Vernon Oswald; Lowell Ahart 1998-5-14 9041 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Mudhole at roadside. 274 Comment
  UCD18764  Cicendia quadrangularis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 57 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK011. Comment
  HSC96988  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama About 150 yards E of Colby Creek, about 2 mi. (air) SE of Colby Mtn., about 5 mi. (air) NE of Butte Meadows 1526 Comment
  UCD169426  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama About 5 miles (air) northeast of Butte Meadows.about 2 miles (air) southeast of Colby Mountain, about 150 yards east of Colby Creek, just west of the dirt road. 1525 Comment
  HSC71879  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5857 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS28114  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama near Lassen Volcanic National Park; Morgan 1463 Comment
  UC1619982  Cirsium occidentale var. venustum Barbara Ertter, Brad Olson 1991-7-6 10450 Tehama Toomes Camp Rd. (M22) 15.6 mi. from Paskenta (2.5 mi. e. Forest Glade/Three Prong junction, ca. 28 airmiles w. of Corning, e. side Tatham Ridge overlooking valley); Tatham Ridge 1432 Comment
  RSA388912  Cirsium occidentale var. venustum C. B. Wolf 1937-6-13 8788 Tehama Red Bluff - Eureka Rd. 6.6 miles NW of Red Bluff 152 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
  SEINET3082776 Image available Cirsium vulgare Marc Mittleman Tehama Along Deer Creek, 3.9 mi. SW of junction Rts. 32 & 36. Comment
  CAS-BOT-BC228995  Cistanthe umbellata A. A. Heller 1928-5-30 14575 Tehama At Mineral 1524 Comment
  HSC31867  Clarkia affinis Thomas E. Higley 1974-5-5 100 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  CHSC32787  Clarkia concinna subsp. concinna James Jokerst 1980-6-18 879 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC43696  Clarkia concinna subsp. concinna Vernon Oswald 1984-5-30 1215 Tehama Mendocino National Forest, Round Valley Rd. (M4, 23N02), 7.9 mi w of Newville Rd. On a roadcut. 731 Comment
  CHSC78874  Clarkia concinna subsp. concinna Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS101738  Clarkia gracilis subsp. albicaulis Dean W. Taylor 1997-6-1 16022 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset 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
  RSA21505  Clarkia gracilis subsp. gracilis Carl B. Wolf 1937-5-16 8691 Tehama Northern Sierra Nevada Foothills, Red bluff - Susanville road, 7 miles below Paynes Creek P.O. 183 Comment
  JEPS106499  Clarkia lassenensis L. P. Janeway, B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeas 1000 Comment
  JEPS3545  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-5-9 12583 Tehama w Paskenta (logging road near 6 mi post, tpe loc. for tracyi) Comment
  CHSC31336  Clarkia purpurea W. F. Babb 1980-4-26 15 Tehama W side of Leininger Rd. ca. 600 m from its junction with Hwy 99E ca. 25.5 km n of Chico. Comment
Read comments Jul 31 2009
  CHSC64714  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1995-5-9 6713 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected se of Pool 20. 213 Comment
  JEPS96017  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1996-4-29 7491 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., near large vernal pool in cluster of pools n. of the farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  OBI76955  Clarkia purpurea subsp. quadrivulnera Anthony Baniaga 2011-6-12 337 Tehama CDFG: Tehama State Wildlife Area. At intersection of Plum Crk Rd (202) and Oak Crest Rd (28N94). Inskip hill quad T28N R1E sec 5 SW of NW 647 Comment
  CDA15429  Clarkia purpurea subsp. viminea G. F. Hrusa, J. Hart 1998-5-1 14424 Tehama Sacramento Valley; approx. 1/4 mi. S of and above Coyote Creek, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  JEPS126586  Clarkia rhomboidea Lowell Ahart, John Dittes 2016-6-22 21042 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
  JEPS94337  Clarkia rhomboidea Vernon H. Oswald and Lowell Ahart 1997-5-14 8447 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  CHSC32820  Claytonia exigua subsp. exigua Brian H. McMurtry 1979-4-7 Tehama ca. 2 mi. se Paskenta on Round Valley Rd. Comment
  CHSC53976  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1991-4-16 4497 Tehama Lowrey Rd 0.2 mile southeast of the South Fork of Elder Creek, north of Paskenta. Locally common on loose, gravelly soil of a disturbed roadside bank in an area of rolling hills and scattered oaks. 283 Comment
  JEPS43339  Claytonia exigua subsp. exigua W. L. Jepson 1932-5-9 16328 Tehama Paskenta; sw Tehama County 304 Comment
Read comments Jul 1 2009
  JEPS97463  Claytonia exigua subsp. exigua Vernon H. Oswald and L. Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC115583  Claytonia palustris Lowell Ahart; John Dittes 2015-8-6 20500 Tehama In shallow stream water, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC43720  Claytonia palustris Vernon Oswald 1984-6-19 1300 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  CAS-BOT-BC233805  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  CHSC92933  Claytonia parviflora subsp. parviflora John Dittes; Josephine Guardino 2005-4-13 1065 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
  CHSC93461  Claytonia parviflora subsp. parviflora Lowell Ahart 2006-5-5 12573 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 576 Comment
  JEPS110274  Claytonia parviflora subsp. parviflora Lowell Ahart 2006-5-5 12573 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 576 Comment
  JEPS97219  Claytonia parviflora subsp. parviflora Vernon H. Oswald and L. Ahart 1995-4-3 6602 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  HSC32588  Claytonia perfoliata Linda M. Barker 1974-4-21 165 Tehama Woodson Bridge State Rec. Area, E bank of Sacramento River 61 Comment
  CHSC88598  Claytonia sibirica L. P. Janeway 2001-6-10 7151 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
  CHSC56090  Clematis lasiantha Bob Garamendi 1974-5-12 51 Tehama Mill Creek-Deer Creek Study Area. 3/4 mi northeast of Beaver Creek crossing below road-cut 12 ft long. 701 Comment
  CHSC32796  Collinsia greenei James Jokerst 1980-6-18 889 Tehama North Coast Ranges. Near Mud Flat. Hillside. 852 Comment
  JEPS6967  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama logging road nw Paskenta (near 10 mi post, w Tehama Co.) Comment
  CHSC57000  Collinsia parviflora Steven Triano; Stefani Eiben 1988-5-7 154 Tehama Wet meadow ca 30 ft e of Hwy. 36 and 10.8 mi e of Mineral. 1475 Comment
  CHSC48982  Collinsia rattanii Vernon Oswald 1986-6-23 2154 Tehama MS (23N01) 27.3 mi e of Paskenta. 1554 Comment
  CHSC48983  Collinsia rattanii Vernon Oswald 1986-5-23 2038 Tehama Round Valley Rd. (M4) 0.2 mi e of 23N21. 1463 Comment
  RSA93491  Collinsia rattanii Milo S. Baker, H. K. Wagnon 1953-6-21 12765 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC102335  Collinsia sparsiflora L. P. Janeway 2009-4-4 9722 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC102360  Collinsia sparsiflora var. collina L. P. Janeway 2009-3-28 9664 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC77793  Collinsia sparsiflora var. collina B. Castro; H. West 1999-3-10 900 Tehama About 23 air miles W of Orland, vicinity of Newville. 225 Comment
  CHSC92797  Collinsia sparsiflora var. collina John Dittes; Josephine Guardino 2005-4-13 1062 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
  JEPS117939  Collinsia sparsiflora var. collina John Dittes, Josephine Guardino 2005-4-13 1062 Tehama south bank of Mill Creek ca. 0.3 miles east of confluence with Sacramento River Northern Sacramento Valley 64 Comment
  JEPS18884  Collinsia sparsiflora var. collina Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5595 Tehama 13 mi w Red Bluff (along Lowrey-Red Bluff road) 152 Comment
  UC614497  Collinsia sparsiflora var. collina L. Constance, J. L. Morrison 1938-5-1 2181 Tehama ow hills at Paskenta, Inner North Coast Ranges. 304 Comment
  UCD80777  Collinsia sparsiflora var. collina CNPS SN Foothill Team 2006-3-28 SNFN 0349 c Tehama TNC, Dye Creek Preserve, about 1000 m SW of the TNC office. 185 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
  JEPS128467  Collinsia torreyi Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -069 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  RSA120874  Collinsia torreyi G. D. Barbe 1935-7-17 208 Tehama 1 mile south of Toome's Camp on the county road. 1890 Comment
  RSA505369  Collinsia torreyi var. latifolia R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5319 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  CHSC43701  Collomia grandiflora Vernon Oswald 1983-7-12 848 Tehama Beside Round Valley Rd. (M4; 23N02); 17.2 mi w of its jct. With Garland Rd. On a road cut. 1463 Comment
  CHSC115772  Collomia tinctoria Lowell Ahart; John Dittes 2015-8-5 20471 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UCD80759  Comandra umbellata CNPS SN Foothill Team 2005-6-6 SNFN 0333 f Tehama CDFG, Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CDA22399  Comandra umbellata subsp. californica L. Ahart, Vernon Oswald 2001-5-7 10013 Tehama Forest Road 26N15, 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  JEPS88172  Convolvulus arvensis Vernon H. Oswald and Lowell Ahart 1996-7-8 7961 Tehama BLM parcel along Hwy 36 ne Red Bluff (near intermittent stream crossing ne corner of parcel); Cascade Range foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC105650  Conyza canadensis Lowell Ahart; John Dittes 2010-10-4 17294 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
  CHSC25028  Corallorhiza maculata Bob Garamendi 1974-5-10 65 Tehama Mill/Deer Creek Study Area. S fork in Antelope Creek at Ponderosa Way. 731 Comment
  CHSC90454  Corallorhiza striata Niall McCarten; Roxanne Bittman 1986-6-15 5486 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.5 mi. so. of Browns Camp. 1828 Comment
  SBBG1158  Corallorhiza striata H. and M. Dearing 1938-6-23 2100 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  JEPS66513  Cordylanthus pilosus subsp. hansenii L. R. Heckard and T. I. Chuang 1971-8-15 2770 Tehama about 0.9 mi n junction with route 36 (near Paynes Creek) (along Lanes Valley rd from Paynes Creek) 609 Comment
  CHSC78395  Cordylanthus pringlei Vernon H. Oswald 2000-7-10 9935 Tehama Forest Route 35 5.3 mi west of Stuart Gap. 1712 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
  UC1950171  Cordylanthus tenuis subsp. viscidus Barbara Ertter with James R. Shevock 1992-6-14 11228 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
  SBBG5319  Cornus nuttallii H. and M. Dearing 1938-6-23 2104 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC1618281  Cornus nuttallii Barbara Ertter 1991-9-2 10784 Tehama ca. 10 airmiles w.-s.w. Paskenta (Round Valley-Paskenta rd. (Rt. M4) 7.8 mi. e. of Log Spring Creek, n. side of Goat Hill); s.w. Tehama Co., Goat Hill 1310 Comment
  CAS-BOT-BC210557  Cornus sessilis Edward Hyatt; Marguerite Hyatt 1914-7-30 s.n. Tehama Deer Creek 1200 Comment
  CAS-BOT-BC401887  Corydalis caseana subsp. caseana John Thomas Howell 1961-6-20 36585 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  UC733226  Corydalis caseana subsp. caseana Marion Ownbey and Gerald B. Ownbey 1946-6-23 2935 Tehama 7.5 mi. s. of Morgan Springs (Guernsey Creek); Guernsey Creek Comment
  UC854992  Corydalis caseana subsp. caseana Alice Eastwood Aug 22 1912-Aug 26 1912 1758 Tehama trail from Morgan's Springs to Sulphur Works; Lassen Butte Region Comment
  HSC74944  Corylus cornuta subsp. californica J. P. Smith, Thomas W. Nelson 1979-6-24 10165 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  CHSC77766  Crassula aquatica B. Castro; L. P. Janeway 1999-5-5 925 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. 266 Comment
  JEPS50007  Crassula connata var. subsimplex Jos. W. Blankinship 1911-3-25 Tehama Redding Comment
Read comments Jul 19 2009
  UC1001323  Crepis monticola Louise Kellogg 1952-7-16 60 Tehama on ridge near Squaw Camp and Pole Corral (directly s of Yolla Bolly Mountain); Northern Coast Ranges, Mendocino National Forest, Boswell Ri 2133 Comment
Read comments Jun 21 2009
  CHSC66503  Crucianella angustifolia Vernon H. Oswald 1996-5-20 7612 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 158 Comment
  CHSC78899  Crucianella angustifolia Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  OBI72070  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Rd jctn on hwy 36 16.5 mi W of Red Bluff 244 Comment
  SEINET4343821 Image available Crypsis alopecuroides Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland; large mudflat dominated by Xanthium, bordered by dense band of diverse annuals 152 Comment
  CDA13581  Crypsis schoenoides G. F. Hrusa 1996-8-17 13505 Tehama Sacramento Valley; Annual, occasional in dry, gravelly creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Difficult to separate from C. schoenoides. Comment
  CHSC66843  Crypsis schoenoides Vernon H. Oswald 1996-8-22 8244 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of a farm pond on the south boundary of the parcel. 105 Comment
  CHSC83078  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  UC1950078  Crypsis schoenoides Barbara Ertter with Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8892 Tehama S side of NW arm of Black Butte Lake W of Orland Comment
  CHSC81643  Crypsis vaginiflora Vernon H. Oswald 2001-10-18 10063 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  JEPS102433  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4-1/2 mileswest of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  UC1010380  Cryptantha affinis Milo S. Baker and H. K. Wagnon 1953-7-12 12848 Tehama Whitlock Camp, w Tehama County Whitlock Camp 1310 Comment
  JEPS104457  Cryptantha crinita Lowell Ahart 2003-5-12 10126 Tehama Along a wash, on the nw side of the poor dirt road, just n of Jelly Ferry Rd, 1.3 mi (air) sw of Coleman Fish Hatchery, ca 6.0 mi (air) e of Cottonwood. 131 Comment
  UC1042320  Cryptantha crinita John Thomas Howell 1954-4-26 29189 Tehama 1.5 mi n Red Bluff; Dibble Creek Comment
  UCD18414  Cryptantha crinita Tina Costella 2000-5-1 s.n. Tehama west of I-5, north of Red Bluff along Hooker Creek; east and west banks. 100 Comment
  CHSC113925  Cryptantha flaccida Lowell Ahart 2014-5-8 19439 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC67179  Cryptantha flaccida James D. Jokerst 1983-5-7 1735 Tehama On the Wurlitzer Ranch ca. 50 m E of Meridian Rd., just S of its junction with Lassen Rd. 103 Comment
  CHSC78621  Cryptantha flaccida Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  JEPS97261  Cryptantha flaccida Vernon H. Oswald and L. Ahart 1995-5-9 6715 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC80615  Cryptantha hispidula Lowell Ahart 2001-6-8 8764 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC32801  Cryptantha intermedia James D. Jokerst 1980-6-18 894 Tehama North Coast Range. 852 Comment
  CHSC47982  Cryptantha intermedia Vernon Oswald 1988-5-12 3307 Tehama M2 (23N01) 5.7 mi (odometer) w of Paskenta. 512 Comment
  CHSC87220  Cryptantha intermedia Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10747 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  UC1010420  Cryptantha intermedia Milo S. Baker 1953-5-9 12579 Tehama w of Paskenta (near 6 mi post) Comment
  UCD63850  Cryptantha intermedia D. Sanchez-Mata 2006-6-24 s.n. Tehama Newville-Log Spring. Mendocino National Forest. Log Spring Ridge. Round Valley Road. 860 Comment
  RSA91650  Cryptantha intermedia M. S. Baker 1953-5-31 12705 Tehama Logging road west of Paskenta near 5 mile post. West Tehama County. 305 Comment
  RSA91651  Cryptantha intermedia Milo S. Baker 1953-5-30 12671 Tehama Logging road west of Paskenta near 5 mile post Comment
  UC1037478  Cryptantha muricata Milo S. Baker 1953-5-30 12671 Tehama road from Paskenta to Mendocino National Forest (short distance beyond 5 mi post on logging road) 304 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
  CHSC80618  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  CHSC85310  Cryptantha torreyana John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 795 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; north edge of Square Lake. 2135 Comment
  JEPS102863  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  UC1278102  Cryptantha torreyana Beecher Crampton 1954-6-16 1966 Tehama Whiskey Saddle Mendocino National forest 1438 Comment
  JEPS75804  Cryptogramma acrostichoides Todd and Virginia Keeler-Wolf 1971-7-24 357 Tehama Upper Pettijohn Basin; Yolla Bolly Mts 2072 Comment
  CHSC68566  Cupressus bakeri John Ost; Steven Sayre 1997-5-9 Tehama South side of Cub Creek on the east side of Deer Creek Canyon between Potato Patch and Alder Creek campgrounds. 1341 Comment
Read comments Aug 3 2012
  CHSC64969  Cuscuta californica var. breviflora Vernon H. Oswald 1995-7-12 6996 Tehama Inner North Coast Ranges.West of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.0 mi S of Hwy. 36. 938 Comment
  CHSC103141  Cuscuta californica var. californica Lowell Ahart; Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  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
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  SBBG128051  Cuscuta californica var. californica L. Ahart, J. Dittes, J. Guardino 2009-8-27 16312 Tehama W side of pond, on E side of Forest Service Rd 29N25A, Childs Meadows, ca. 2,600 feet S of the intersection of Hwy 36 (89) and Forest Service Rd 29N25A, 2.3 mi NE of the town of Mill Crk, 9.1 mi S of Lassen Pk 1493 Comment
  CHSC66089  Cuscuta howelliana Vernon H. Oswald; Lowell Ahart 1996-5-27 7645 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the pipeline ca. 0.1 mi N of the S. boundary. 102 Comment
  UCD21118  Cuscuta howelliana Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 294 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584437; 4416064. Comment
  SEINET12332659  Cuscuta howelliana Unknown 1982-1 729 Tehama 61 Comment
  RSA264621  Cuscuta occidentalis H. E. Parks, Joseph P. Tracy 1941-8-28 11517 Tehama Cold Springs area, South Fork Mountain. 1646 Comment
  JEPS49763  Cycladenia humilis var. humilis Jos. Grinnell 1927-6-17 Tehama Lassen Peak Region, Viola Rd. 1706 Comment
Read comments Jul 16 2009
  CHSC42659  Cymopterus terebinthinus var. californicus Vernon Oswald 1985-6-10 1819 Tehama Hwy 36 0.3 mi w of Gurnsey Creek. 1447 Comment
Read comments Jul 10 2009
  HSC9514  Cynodon dactylon L. T. Gault 1964-3-27 35 Tehama Los Molinos South Center Street 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
  SEINET12568121  Cynoglossum grande E. R. House 1956-4-27 5 Tehama Alongside California State Route 36, on the way to Red Bluff. 914 Comment
  UC1001322  Cynoglossum occidentale Louise Kellogg 1952-7-15 58 Tehama directly s. of S. Yolla bolly Mt. (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino Nat'l Forest 2133 Comment
  UC1051541  Cynoglossum occidentale Helen K. Sharsmith 1953-6-24 4351 Tehama rd. to Ball Rock 4.5 mi. above Patton Mill; Inner North Coast Ranges, Mendocino Nat'l Forest 1828 Comment
  HSC9515  Cynosurus echinatus Larry Berti 1968-6-20 Tehama Red Bluff Comment
  JEPS127259  Cyperus bipartitus Lowell Ahart, John Dittes 2016-8-25 21278 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
  CHSC88268  Cyperus eragrostis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11185 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
  JEPS127242  Cyperus esculentus var. leptostachyus Lowell Ahart, John Dittes 2016-8-25 21314 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
  CDA2599  Cyperus rotundus T. C. Fuller 1968-9-17 17618 Tehama At southeast part of hospital, St. Elizabeth Hospital, Red Bluff. 0 Comment
  CHSC117702  Cyperus squarrosus Lowell Ahart; John Dittes 2016-8-25 21279 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC84595  Cyperus squarrosus Lowell Ahart; John Dittes 2003-9-17 10597 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS115393  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16336 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Cre 1493 Comment
  UCD104392  Cyperus squarrosus Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6857 Tehama Western edge of Lake Almanor off Hwy 89. 1371 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
  CHSC83075  Cypselea humifusa Lowell Ahart 2002-11-5 10015 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  JEPS120787  Cypselea humifusa Lowell Ahart 2013-9-17 19035 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
  CHSC117174  Cystopteris fragilis Lowell Ahart; John Dittes 2016-6-22 21032 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
  CHSC68694  Cystopteris fragilis Vernon H. Oswald; Lowell Ahart 1997-5-14 8430 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the Middle Fork Antelope Creek. 1011 Comment
  JEPS94921  Cystopteris fragilis Vernon Oswald and Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 0.5 mi w Rat Trap Gap (at branch of creek, n side of the Yolla Bolly-Middle Eel Wilderness); South Fork of Beegum Creek 1706 Comment
  SBBG259  Cystopteris fragilis H. and M. Dearing 1938-6-22 2098 Tehama Deer Crk Falls 1371 Comment
  RSA66354  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama south base of South Yolla Bolly Mts. 2134 Comment
  CHSC65982  Damasonium californicum Vernon H. Oswald; Lowell Ahart 1996-4-23 7413 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the receding margins of Hog Lake (collected at the SW end). 263 Comment
  CAS-BOT-BC192287  Danthonia californica Douglas Barbe 1955-7-16 163 Tehama At Somerset on the southwest slope of the ridge leading to Ovenlid 1767 Comment
  CHSC1639  Darmera peltata E. Morford 1931-4-30 Tehama Rock Creek, Cohasset. Comment
  UC1010422  Datisca glomerata Milo S. Baker and H. K. Wagnon 1953-5-31 12720 Tehama logging road w of Paskenta (near 5 mile post, West Tehama County) Comment
  CHSC80578  Daucus pusillus Lowell Ahart 2001-6-14 8839 Tehama North of the dirt road that leads to the tower, east sides of road M2, about 8 miles west of Paskenta. 609 Comment
  RSA424753  Delphinium hansenii Aaron Liston, M. A. Blumler 1987-4-24 654 -15 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  HSC73415  Delphinium hesperium subsp. pallescens Robert Kirkpatrick, Doug Renwick 1981-5-10 132 Tehama 20 mi. E of Harrison Gulch on Hwy. 36 2439 Comment
  RSA31662  Delphinium nuttallianum A. A. Heller 1936-6-19 s.n. Tehama Mill Creek, Mineral. Comment
  RSA518657  Delphinium patens Joseph Grinnell 1928-6-24 s.n. Tehama Mineral. 1463 Comment
  CHSC27526  Delphinium variegatum Greg Halcomb 1978-4-8 9 Tehama Roadside, intersection of Lassen Rd. and Lenninger Rd.; 1/2 mi n on Lenninger Rd. and ca. 50 ft w; 14.9 mi n of legal Chico city limits. 68 Comment
  CAS-BOT-BC122008  Delphinium variegatum Ella D. Cantelow 1953-5-3 s.n. Tehama North of Redbluff [Red Bluff] Comment
  CHSC36366  Delphinium variegatum subsp. variegatum J. D. Jokerst 1982-4-8 1521 Tehama Along the edges of road. Highway 99 1.0 mi N of its junction with Singer Creek. Comment
  CHSC48692  Delphinium variegatum subsp. variegatum Vernon Oswald 1986-3-6 1046 Tehama Newville (or Garland) Rd., 0.3 mi n of the Glenn-Tehama line. 198 Comment
  JEPS62385  Delphinium variegatum subsp. variegatum Virginia Bailey 1938-4-16 Tehama 4 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC13025  Deschampsia danthonioides M. Meyer 1974-4-4 47 Tehama Found ca. 16 mi n of Chico on Hwy. 99. 70 Comment
  HSC74961  Deschampsia danthonioides J. P. Smith, Thomas W. Nelson 1979-6-24 10188 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  UC523869  Deschampsia elongata C. R. Ball 1932-7-23 661 Tehama just outside (NE) of Mineral (floodplain of N. Fork Battle R. on Lassen Hwy.) 1524 Comment
  UCD63531  Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama 1 mile south of junction of Rt. 32 and 36, 13 miles west of Chester. 1524 Comment
  UCD63741  Deschampsia elongata Collector Unknown 1940-8-14 9811 Tehama About Government Flat near the Mendocino Co. line. Comment
  JEPS9569  Dicentra formosa Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UC1362288  Dicentra formosa L. Rhinehart 1964-5-30 Tehama ca 4 mi w Mineral (State Hwy 36) Comment
  CAS-BOT-BC402486  Dicentra formosa subsp. formosa Alice Eastwood; John Thomas Howell 1941-7-9 9829 Tehama Near Government Flat Comment
  CHSC107082  Dichelostemma capitatum M. Mitchell 2010-2-25 55 Tehama Dye Creek Preserve. 94 Comment
  SEINET12048538  Dichelostemma capitatum T. J. Hart 1984-1 4 Tehama 50 m E of intersection of South Center and Tehama Vina Rds. in Los Molinos 72 Comment
  CHSC28814  Dichelostemma capitatum subsp. capitatum D. L. Daniels 1979-4-7 17 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 Comment
  CHSC40502  Dichelostemma capitatum subsp. capitatum Pauleen Broyles 1982-3-23 339 Tehama Ca. 0.8 km s of Lassen Rd. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC57010  Dichelostemma capitatum subsp. capitatum Steven Triano 1988-4-17 80 Tehama Ca. 20 ft e of Hwy. 32 and 14.7 mi n of Forest Ranch. 1075 Comment
  SBBG973  Dichelostemma capitatum subsp. capitatum H. and M. Dearing 1938-6-21 2058 Tehama Deer Crk, ca. 5 mi N of Loma [Lomo] Comment
  CHSC71058  Dichelostemma congestum Vernon Oswald; Lowell Ahart 1998-5-14 9049 Tehama Hwy. 36 between Red Bluff and Platina, 2.3 mi east of Vestal Rd. 274 Comment
  CHSC86561  Dichelostemma multiflorum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  UC2028133  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 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
  UCD63956  Digitaria ischaemum Collector Unknown 1949-10-1 Tehama Tehama Co. Comment
  CHSC67447  Digitaria sanguinalis James D. Jokerst 1982-10-23 1665 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Comment
  CHSC80877  Diplacus layneae Lowell Ahart 2001-6-16 8854 Tehama On south side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  SBBG28883  Diplacus layneae R. Bacigalupi 1953-5-30 1267 Tehama logging road, W of Paskenta near 5 mi post Comment
  CAS-BOT-BC153497  Diplacus layneae Milo S. Baker; H. K. Wagnon 1953-6-20 12748 Tehama Logging rd West of Paskenta near 10 mi post Comment
  CHSC57245  Diplacus torreyi David M. Thompson 1986-6-27 553 Tehama Hwy 36 at Plumas Co. line. 1493 Comment
  SEINET8253670  Diplacus tricolor Frank Callahan 1995-5-15 Tehama jct. of Ash Creek Rd. & Wildcat Rd. just north of Wildcat Rd. 282 Comment
  CHSC77025  Dipsacus fullonum L. P. Janeway 1999-6-19 6474 Tehama Along Hwy 99, 100 ft north of the county line with Butte County; between Singer Creek and Pine Creek. 59 Comment
  CHSC13895  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-15 185 Tehama 2.3 mi ne on Kaufman Ave. from Hwy 99 (7.2 mi N of Los Molinos); 500 ft east of road in grassy cow pasture. Comment
  CHSC67287  Dodecatheon clevelandii subsp. patulum James D. Jokerst 1981-2-23 1248 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  HSC85889  Dodecatheon clevelandii subsp. patulum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 57 Tehama Rte. 36, mile marker 51.50, 10 mi. E of Red Bluff 300 Comment
  CHSC65677  Dodecatheon hendersonii Vernon H. Oswald 1996-3-15 7228 Tehama Hog Lake Plateau. BLM parcel. Near the NE boundary on a NW-facing slope of Paynes Creek Canyon, ca. 1.5 mi NE of the parking lot at Hog Lake Plateau. Scattered plants in brushy woodland. 158 Comment
  CHSC88870  Dodecatheon hendersonii Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 500 yds south of Little Antelope Creek on Powerline Road. UTM: 10 0592802 E, 4454122 N. 611 Comment
  UC725483  Dodecatheon hendersonii A. A. Heller 1918-4-28 13002 Tehama Bennett Springs Comment
  HSC17884  Dodecatheon hendersonii John L. Heywood, D. H. Norris 1968-3-31 1877 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC17887  Dodecatheon hendersonii K. P. St. John 1965-5-7 37 Tehama 4 mi. W of Mineral on Hwy.36 Comment
  UC1001316  Dodecatheon jeffreyi Louise Kellogg 1952-7-14 42 Tehama Square Lake trail from Ovenlid toward South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 1828 Comment
  CHSC107367  Downingia bella Lowell Ahart; John Dittes 2011-6-9 17449 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina. 80 Comment
  JEPS118009  Downingia bella Lowell Ahart, John Dittes 2011-6-9 17449 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  CHSC23433  Downingia bicornuta A. Morrison 1974-4-23 13 Tehama Found in pasture at Keefer Rd; 8 mi E of junction with Hwy 99. 57 Comment
  UCD80193  Downingia bicornuta var. bicornuta CNPS SN Foothill Team 2005-6-13 SNNR 0194 Tehama USFS Lassen National Forest, Finley Lake. 853 Comment
  CHSC64607  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1995-4-17 6648 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  UC596434  Downingia cuspidata R. F. Hoover 1937-5-19 2289 Tehama s of Red Bluff (Coyote Creek bridge); Coyote Creek Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  UC765465  Downingia ornatissima var. ornatissima R. F. Hoover 1937-5-19 2296 Tehama 4 mi n Corning Comment
  UC890649  Downingia ornatissima var. ornatissima Elmer I. Applegate 1928-4-25 5383 Tehama between Orland and Corning Comment
  JEPS97458  Draba verna var. aestivalis Vernon H. Oswald and L. Ahart 1995-2-13 6482 Tehama Dales Lake Ecological Reserve. Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  CHSC64345  Draba verna var. verna Vernon H. Oswald; Lowell Ahart 1995-3-19 6542 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e boundary just ne of the borrow pit. 219 Comment
  CAS-BOT-BC527351  Drymocallis glandulosa var. reflexa Alice Eastwood; John Thomas Howell 1941-7-9 9708 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC88814  Dudleya cymosa subsp. cymosa Pat Sater 2001-5-5 Tehama Tehama Wildlife Area. 200 yds. north of Antelope Creek upper slab crossing. UTM: 10 0594992 E, 4454004 N. 476 Comment
  CHSC65050  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1995-7-17 7065 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. Collected on a pile of gravel hauled into the parking area at the S end of the old highway. 213 Comment
  CHSC88521  Echinochloa crus-galli 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 south bank of creek. 335 Comment
  CDA33535  Echinochloa crus-galli Ryan Jennings 2009-9-8 PDR# 1411637 Tehama Vina 0 Comment
  CHSC40500  Echinodorus berteroi Pauleen Broyles 1982-8-5 822 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch. 60 Comment
  CAS-BOT-BC113746  Eleocharis acicularis L. P. Janeway; R. Fallscheer; Heidi West 1993-5-22 4353 Tehama NE side of Hwy 99, 0.4 mi SE of Lassen Road. Vina quad. 64 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
  CHSC102685  Eleocharis macrostachya Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16335 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  JEPS88253  Eleocharis macrostachya Vernon H. Oswald and Lowell Ahart 1996-5-27 7644 Tehama NW of Corning (CDFG parcel on S side of Gyle Rd, along the pipeline ca. 0.3 mi N of the S boundary); Sacramento Valley, N side, Thomes Creek Ecological Reserve 100 Comment
  CHSC79859  Eleocharis parishii L. P. Janeway; B. Castro 2000-4-21 6671 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  CHSC84513  Eleocharis parishii John Dittes; Lowell Ahart 2003-6-12 2003 -67 Tehama Cascade Range Foothills; ca. 5.0 air-mile east of Sacramento River, ca. 6.4 air-miles north by northeast of Dales, ca. 0.4, air-mile south of Battle Creek. Along Spring Branch Tributary of Battle Creek. 176 Comment
  CHSC66216  Elodea canadensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7711 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. A slough along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  RSA518664  Elodea canadensis L. R. Heckard, Peter Rubtzoff 1971-7-31 2680 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  UCD62810  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Sulphur Works Checking Station. Lassen Volcanic National Park. 2011 Comment
  RSA141282  Elymus elymoides J. M. Tucker, L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2466 Comment
  CHSC49576  Elymus elymoides subsp. elymoides V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3372 Tehama Trail to Dead Rabbit Lake between Mud Flat Rd. and Bowers Creek. 518 Comment
  HSC9719  Elymus glaucus C. R. Ball 1932-7-23 657 Tehama Paine's Creek, 2l miles W of Mineral Comment
  UC1131681  Elymus glaucus H. S. Yates 1936-8-12 6096 Tehama 2 mi w Mineral Summit Comment
  UC523871  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama 21 mi w Mineral; Paine's Creek Comment
  CHSC88536  Elymus glaucus subsp. glaucus Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  JEPS102672  Elymus glaucus subsp. glaucus Lowell Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC65285  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1995-6-13 6864 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the fence e of the Old Hwy. Pool. 219 Comment
  CHSC80309  Elymus multisetus B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1188 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek. 310 Comment
  CAS-BOT-BC204309  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-8-20 36220 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  UC923128  Emmenanthe penduliflora Freed W. Hoffman 1950-7-2 3341 Tehama Colyer Springs; Red Bluff road, 28 miles west of Red Bluff, western Tehama County Comment
  JEPS108868  Epilobium brachycarpum Lowell Ahart 2006-7-26 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 mile (air) northeast of Butte Meadows 1518 Comment
  JEPS115383  Epilobium brachycarpum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16330 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area b 1493 Comment
  POM256108  Epilobium brachycarpum Milo S. Baker 1940-8-14 9808 Tehama On trail to Cherry Lake, but near Murphy s, Government Flat Comment
  POM304453  Epilobium brachycarpum Alice Eastwood, John Thomas Howell 1941-7-9 9840 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA245241  Epilobium canum subsp. latifolium John Pratt 1970-8-20 78 Tehama Alder Campground on State Route 32, 15 miles east of Lomo [?] Comment
  SEINET13709356  Epilobium canum subsp. latifolium Lowell William Ahart, Lowell William Ahart 2001-1 9183 Tehama Hwy 32 about 4 Mi. S of Bridge across Deer Creek (T27N, R3E, sec 36, SE 1/4) 4000 Ft 1219 Comment
  UCD80477  Epilobium ciliatum CNPS SN Foothill Team 2005-6-21 SNNR 0377 c Tehama USFS Lassen National Forest. 599 Comment
  CDA38078  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CHSC66881  Epilobium ciliatum subsp. ciliatum Vernon H. Oswald; Lowell Ahart 1996-9-4 8265 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  POM256109  Epilobium ciliatum subsp. glandulosum Milo S. Baker 1940-8-14 9813 Tehama Meadow near Murphy s, Government Flat, along trail to Cherry Lake Comment
  CHSC105230  Epilobium densiflorum Lowell Ahart; John Dittes 2010-7-19 16904 Tehama About 5 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
  CHSC106145  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. South-southeast sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  CHSC86781  Epilobium minutum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC87201  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10748 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
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  SEINET10632310  Epilobium oreganum Hoffman 1949-7-19 HOFFMAN 3031 Tehama Reagan Meadow. 1245 Comment
  CHSC41016  Epilobium torreyi Pauleen Broyles 1982-5-6 553 Tehama The Nature Conservancy Vina Plains Preserve. .75 km s of Lassen Road in central pasture. 70 Comment
  CHSC96654  Epilobium torreyi Lowell Ahart 2007-5-8 13738 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
  CHSC84265  Epipactis gigantea Lowell Ahart; John Dittes 2003-6-11 10272 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  UCD147036  Epipactis gigantea Robert E. Preston 2012-6-18 2878 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  CHSC77514  Equisetum arvense Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC105220  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes 2010-7-19 16896 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC116661  Equisetum hyemale subsp. affine Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20696 Tehama On the south side of Deer Creek Trail, about 100 yards west of Big Leaf Pool, about 1-1/2 miles by trail to Highway 32. 883 Comment
  CAS-BOT-BC204513  Eragrostis cilianensis Virginia E. Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  CHSC66222  Eragrostis cilianensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7702 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 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
  CHSC65147  Eragrostis pectinacea var. pectinacea Vernon H. Oswald; Lowell Ahart 1995-7-31 7149 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. On the edge of Manton Rd. near the S tip of the reserve. 207 Comment
  CHSC66223  Eragrostis pectinacea var. pectinacea Vernon H. Oswald; Lowell Ahart 1996-6-3 7690 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the old bridge site. 103 Comment
  HSC93481  Eragrostis pectinacea var. pectinacea G. Fred Hrusa 1996-8-17 13507 Tehama Blue Tent Creek, downstream from Jelly's Ferry Rd. crossing and adjacent to I-5 61 Comment
  SEINET1910267  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-1 8890 Tehama S. side of NW arm of Black Butte Lake W of Orland. 152 Comment
  RSA201298  Eremocarpus setiger J. T. Howell 1960-8-21 36288 Tehama Morgan 1463 Comment
  UCD98111  Eremogone congesta var. crassula J. M. Tucker; L. K. Mann 1959-7-19 3547 Tehama South Yolla Bolly Mountain. 2438 Comment
  RSA0057620  Eremogone congesta var. crassula G. D. Barbe 1955-7-16 178 Tehama On the east ridge leading to the summit of So. Yolla Bolly (Mt. Linn). Comment
  UCD98110  Eremogone congesta var. subcongesta Dean W. Taylor 1976-7-9 6047 Tehama At headwaters of Cub Creek. 1859 Comment
  UCD118267  Eriastrum brandegeeae Joyce Lacey; S. Morey 1982-6-10 s.n. Tehama On jeep trail about 3/4 mile in from Salt Creek Saddle; on Lodo Shale. Comment
  CHSC85312  Ericameria greenei John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 804 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.2 air-mile east by northeast of Square Lake. 2144 Comment
  CHSC77303  Erigeron divergens L. P. Janeway; B. Castro, Jenny Marr, Caroline Warren 1999-8-11 6516 Tehama Vicinity of South Fork Cottonwood Creek. 335 Comment
  JEPS41392  Erigeron glacialis var. glacialis Jos. Grinnell 1925-7-27 Tehama Broke-off Mountain 2438 Comment
  CHSC105215  Erigeron inornatus var. inornatus Lowell Ahart; John Dittes 2010-7-19 16906 Tehama On the south side of the poor dirt road, about 200 yards southwest of the poor road crossing of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  RSA768018  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2010-7-19 16906 Tehama South side of poor dirt road, about 200 yards southwest of the poor road crossing, on the west bank of the South Fork of Battle Creek, about 3.3 air miles southwest of Manton, about 4.2 air miles north of Highway 36 and Lane Valley Road intersection. 433 Comment
  RSA261542  Erigeron inornatus var. inornatus J. M. Tucker, L. K. Mann 1959-7-19 3540 Tehama South Yolla Bolly Mountain 1921 Comment
  JEPS41751  Erigeron lassenianus var. lassenianus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 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
  HSC73381  Eriodictyon californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 113 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  CHSC101410  Eriogonum compositum var. compositum David Isle 1992-7-29 1550 Tehama Rocky open flat E of first drainage coming down Forks Ridge into Auger Ck Watershed. 1676 Comment
  SD211669  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22), 9.3 miles west of Paskenta jct, ca. 25 airmiles west of Corning. 945 Comment
  CHSC80677  Eriogonum hirtiflorum Lowell Ahart 2001-6-14 8828 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  SEINET3026120 Image available Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap. 1390 Comment
  CHSC79196  Eriogonum lobbii L. P. Janeway 2000-6-29 6846 Tehama High North Coast Ranges. About 900 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2350 Comment
  RSA123560  Eriogonum lobbii var. lobbii Douglas Barbe 1955-7-22 255 Tehama 1 mile west of Long Lake along the trail, west Tehama Co. 2287 Comment
  CHSC66574  Eriogonum luteolum var. luteolum Vernon H. Oswald; Lowell Ahart 1996-7-8 7958 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the dry bank of the intermittent stream crossing the NE corner of the parcel near its confluence with Paynes Creek. 164 Comment
  JEPS56152  Eriogonum luteolum var. luteolum W. L. Jepson 1929-9-27 15281 Tehama stream bed in hills ne Red Bluff 243 Comment
  CAS-BOT-BC263203  Eriogonum marifolium var. marifolium H. F. Copeland 1920-7-17 95 Tehama On top of Butt Mt 1828 Comment
  UCD80664  Eriogonum nudum CNPS SN Foothill Team 2005-6-20 SNNR 0324 Tehama USFS, Lassen National Forest, along Mill Creek. 701 Comment
  CHSC14101  Eriogonum nudum var. oblongifolium L. V. Ritter 1969-6-15 352 Tehama .4 mi w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  JEPS56541  Eriogonum plumatella W. G. Wright 1925-7-12 Tehama Mineral 2438 Comment
  CHSC84599  Eriogonum roseum var. roseum Lowell Ahart; John Dittes 2003-9-17 10587 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
  HSC17343  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-10 14 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge S of Yolla Bolly Mtn., 2134 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
  UC1299707  Eriogonum strictum var. greenei Freed W. Hoffman 1949-7-21 2897 Tehama summit Mount Tedoc Mount Tedoc 1554 Comment
  CAS-BOT-BC262774  Eriogonum strictum var. proliferum Freed Hoffman 1949-7-21 2897 Tehama Mt. Tedoc, western Tehama Co. Comment
  UC1010383  Eriogonum tripodum Milo S. Baker and H. K. Wagnon 1953-7-11 12819 Tehama 3 mi above Whitlock Camp 1524 Comment
  UC596255  Eriogonum tripodum R. F. Hoover 1938-6-10 3591 Tehama creek-bed n Jelley's Ferry Comment
  RSA0081460  Eriogonum tripodum Barbara J. Ertter, Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 854 Comment
  CAS-BOT-BC267868  Eriogonum umbellatum var. bahiiforme John Thomas Howell 1943-8-8 19202 Tehama Near Government Flat Comment
  JEPS87373  Eriogonum umbellatum var. smallianum Vernon H. Oswald and Lowell Ahart 1993-9-2 5899 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC262201  Eriogonum ursinum Alice Eastwood 1912-8-22 1789 Tehama Trail from Morgans Springs to Sulphur Works, Lassen Butte Region Comment
  CAS-BOT-BC262202  Eriogonum ursinum H. F. Copeland 1920-7-17 97 Tehama On top of Butt Mt 1828 Comment
  CHSC77777  Eriogonum wrightii var. trachygonum B. Castro; L. P. Janeway 1999-6-9 966 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks. On SW-facing shaley roadcut bank. 271 Comment
  CHSC32791  Eriophyllum lanatum var. achilleoides James Jokerst 1980-6-18 883 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC88531  Eriophyllum lanatum var. achilleoides Jenny Marr; Beth Hendrickson 1999-5-28 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat. 289 Comment
  CHSC40814  Erodium brachycarpum Pauleen Broyles 1983-3-25 861 Tehama The Nature Conservancy Vina Plains Preserve. A rise ca 100 meters n of barn in s pasture. 62 Comment
  JEPS122037  Erodium cicutarium Lowell Ahart, John Dittes 2014-5-16 19479 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
  HSC8484  Erodium cicutarium John L. Heywood, D. H. Norris 1968-3-31 1859 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  RSA290425  Eryngium articulatum Yusuf Sheikh 1972-6-18 539 Tehama Southwest of Tedock Mountain 1372 Comment
  UC1949243  Eryngium articulatum Barbara Ertter with Brad Olson 1991-7-5 10291 Tehama 14.5 mi W of Red Bluff on Hwy 36 near Basler Rd Comment
  CHSC113319  Eryngium castrense Lowell Ahart; John Dittes 2014-5-18 19525 Tehama Bottom of a small drainage, on the north side of the poor dirt road, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  JEPS19809  Eryngium castrense Rimo Bacigalupi with S. Galen Smith 1957-6-29 6022 Tehama 8.1 mi. s. Corning (along U.S. Hwy. 99-W) 83 Comment
  UCD129879  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 354 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  RSA90608  Erysimum capitatum Milo S. Baker, H. K. Wagnon 1953-6-21 12785 Tehama Logging road west of Paskenta. 1220 Comment
  CHSC55591  Erythranthe bicolor Steven Triano 1988-4-17 68 Tehama E side of Hwy. 32 ca 14.7 mi n of Forest Ranch. 984 Comment
  CHSC65068  Erythranthe breweri Vernon H. Oswald; Lowell Ahart 1995-7-17 7093 Tehama Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  CHSC65976  Erythranthe glaucescens Vernon H. Oswald; Lowell Ahart 1996-4-23 7442 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Plants of Hig Lake Plateau. 147 Comment
  CHSC88935  Erythranthe glaucescens Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 100 yds north of Antelope Creek, upper slab crossing Ishi Road. UTM: 10 0594475 E, 4453365 N. 495 Comment
  CHSC92786  Erythranthe glaucescens John Dittes; Josephine Guardino 2005-4-13 1073 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
  CHSC105218  Erythranthe guttata Lowell Ahart; John Dittes 2010-7-19 16902 Tehama About 5 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  SEINET14046053 Image available Erythranthe guttata Louise Kellogg 1952-1 62 Tehama North Coast Ranges, Mendocino National Forest, Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  CAS-BOT-BC502687  Erythronium californicum Elmer I. Applegate 1930-4-16 6116 Tehama Bennett Springs, southwest corner of Tehama County, Newville-Covello road. Comment
  UCD167219  Erythronium citrinum var. citrinum John Gibson 2016-3-25 30 Tehama El Rancho Rio Frio, near Pettyjohn Rd, western Tehama County, Inner Coast Range ca 30 mi west of Red Bluff. Take Reeds Creek Rd west from Red Bluff. Comment
  CHSC88843  Erythronium multiscapideum Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  JEPS118188  Erythronium purpurascens Dean W. Taylor 2004-5-26 19073 Tehama Turner Mountain, Forest Road 29N48 0.3 mi S of crossing of Antelope Creek (ca. 5 air miles SSW of Mineral) 1676 Comment
  SBBG990  Erythronium purpurascens H. and M. Dearing 1938-6-23 2120 Tehama 15 mi E of Mineral Comment
  CHSC86041  Eschscholzia californica Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 182 Comment
  HSC95766  Eschscholzia californica Laura Hagenauer 2002-4-6 23 Tehama Across the road from the Hogg Lake Botanical Preserve 268 Comment
  CHSC59766  Eschscholzia lobbii Thomas J. Hart 1984-3-24 12 Tehama Ca. 50 m e of the intersection of Lincoln Ave. and Tehama Vina Road, Los Molinos. 72 Comment
  UC635612  Eschscholzia lobbii L. R. Wohletz 1933-4-1 Tehama near Los Molinos Comment
  CDA20591  Euphorbia oblongata E. Finley, D. Stoffel 2005-5-4 PDR 1303776 Tehama Northern California; Mill Creek, E of SR 99. 0 Comment
  UCD142808  Euphorbia serpillifolia John Thomas Howell 1960-8-18 36031 Tehama Bluff Falls. 1981 Comment
  CHSC71035  Euphorbia spathulata Vernon Oswald; Lowell Ahart 1998-5-14 9040 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  JEPS94247  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-14 9040 Tehama Highway 36 w of Red Bluff, 1.3 mi w of Cannon Road Red Bluff; Highway 36 274 Comment
  UC2027907  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  UCSB23951  Euthamia occidentalis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  SEINET9360797  Evax caulescens Unknown 1953-4-29 1153 Tehama 2mi N of Vina, along US Highway 99E. Growing at the edge and sides of vernal pool UC Davis Herbarium Comment
  UCD32604  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  HSC74947  Festuca idahoensis J. P. Smith, Thomas W. Nelson 1979-6-23 10162 Tehama Summit of Tedoc Mtn., Shasta-Trinity Natl. Forest 1646 Comment
  UC1949301  Festuca idahoensis Barbara Ertter with Brad Olson 1991-7-4 10270 Tehama Toomes Camp / Ball Rock Rd 16.1 mi W of Paskenta, 2 mi SE of Kingsley Glade/Maxin jct ca 28 airmiles W of Corning Comment
  SD34485  Festuca occidentalis A. A. Beetle 1941-6-27 2895 Tehama 10 miles northeast of Lomo, on route 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
  POM304469  Festuca rubra Alice Eastwood, J. T. Howell 1941-7-9 9773 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1618301  Ficus carica Barbara Ertter 1991-9-2 10804 Tehama 1.8 mi. e. Paskenta (on Rte. A9 to Corning, between rd. and Thomes Creek) 207 Comment
  CHSC117722  Fimbristylis autumnalis Lowell Ahart; John Dittes 2016-8-25 21282 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  RSA93058  Floerkea proserpinacoides Milo S. Baker, H. K. Wagnon 1954-6-10 12981 Tehama East of County Rd. and 6-1/2 mi. above Whitlock Camp, in cut over coniferous forest. 1829 Comment
  JEPS44877  Fragaria virginiana Jos. Grinnell 1925-6-15 Tehama Mineral 1493 Comment
  CAS-BOT-BC62951  Frangula californica subsp. crassifolia Elmer I. Applegate 1930-4-16 s.n. Tehama Mud Flat, Newville - Covelo road, southwestern tehama Co. Comment
  CAS-BOT-BC62998  Frangula californica subsp. crassifolia P. C. Everett; E. K. Balls 1954-10-16 20313 Tehama Mud Flat Campground, 7.6 mi. sw. of Paskenta on road to Covelo. 701 Comment
  HSC70139  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4465 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  SBBG26926  Frangula californica subsp. crassifolia C. B. Wolf 1937-9-6 Tehama Paskenta-Covelo Rd 609 Comment
  CAS-BOT-BC53872  Frangula californica subsp. tomentella Carl B. Wolf 1937-6-13 8790 Tehama Red Bluff - Eureka Road, 6 6/10 mi. NW of Red Bluff 152 Comment
  LA207671  Frangula californica subsp. tomentella C. B. Wolf; 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the red bluff- Susanville rd 655 Comment
  CAS-BOT-BC55736  Frangula rubra subsp. rubra D. Showers 1979-7-9 DS 4276 Tehama west facing ridge below Windy Point east of Ski Chalet, Lassen Volcanic National Park 2072 Comment
  UC1949133  Frasera speciosa Barbara Ertter with Brad Olson 1991-7-6 10425 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC65700  Fraxinus dipetala Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7269 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common shrub on a rocky, N-facing slope on the S side of Paynes Creek, in the NE corner of the plateau. 213 Comment
  CHSC86547  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. 780 Comment
  CHSC88544  Fraxinus dipetala Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CAS-BOT-BC26112  Fremontia californica var. viridis Alice Eastwood; John Thomas Howell 1934-4-21 1850 Tehama Between Payne's Creek and Red Bluff Comment
  CAS-BOT-BC212405  Fremontodendron californicum Carl B. Wolf 1937-5-16 8704 Tehama Red Bluff-Susanville Road, 2 3/10 mile below Paynes Creek P.O., Northern Sierra Nevada Foothills 365 Comment
  CAS-BOT-BC212966  Fremontodendron californicum A. A. Heller 1937-6-25 16163 Tehama Top of the Ridge several miles east of Payn's Creek. Comment
  UC1326248  Fremontodendron californicum Milo S. Baker Aug. 1-4 1947 11997 Tehama Mineral - Red Bluff Highway 457 Comment
  CHSC77470  Fremontodendron californicum subsp. californicum David Isle 1990-5-2 Tehama 7 miles west of Paskenta on east edge Rd 23N01. 762 Comment
  CHSC88872  Fremontodendron californicum subsp. californicum Pat Sater 2001-4-21 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  CHSC35304  Fritillaria affinis J. D. Jokerst 1982-3-16 1512 Tehama 200 meters E of H. Wurlitzer's house (=Bell Ranch on USGS topo map). Comment
  UC1010401  Fritillaria affinis Milo S. Baker and H. K. Wagnon 1953-5-10 12620 Tehama w of Paskenta (on logging road near 13 mi post) Comment
  CHSC33763  Fritillaria glauca W. Dempsey 1980-7-5 Tehama Mount Linn, South Yolla Bolly area. 2286 Comment
  CHSC2438  Fritillaria recurva R. Carter 1965-5-15 205 Tehama Found along SE side of Hwy. 32 15 yds. NE of trail down to Deer Creek Falls, ca. 5' from side of road. 1219 Comment
  CHSC57012  Fritillaria recurva Steven Triano 1988-4-17 77 Tehama Ca. 30 ft w of Hwy. 32 and 16.6 mi n of Forest Ranch. 1091 Comment
  CHSC87536  Fritillaria recurva R. D. Fischer 2004-4-18 128 Tehama Chico. Sierra Nevada along Hwy 32 between Potato Patch and Elam campgrounds. North of Deer Creek Falls on a roadcut, west side of rd., facing creek. UTM: 10628990E 4452925N. 1240 Comment
  HSC71844  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5850 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  SEINET1910297  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-1 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  UC1019543  Galium ambiguum subsp. ambiguum Louise Kellogg 1952-7-15 53 Tehama on ridge directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CDA42143  Galium ambiguum subsp. ambiguum L. Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  RSA113946  Galium ambiguum subsp. ambiguum H. K. Sharsmith 1953-6-24 4350 -a Tehama Road to Ball Rock. 4.5 miles above Patton Mill. Mendocino National Forest. 1829 Comment
  CHSC48877  Galium ambiguum var. ambiguum Vernon Oswald 1986-6-18 2120 Tehama Round Valley Rd. (M4) between Log Springs Station and the road to Grindstone Creek. 1524 Comment
  JEPS101442  Galium ambiguum var. ambiguum Dean W. Taylor 1997-7-9 16115 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CHSC60404  Galium aparine Mary Ann Showers 1992-6-28 2637 Tehama Lassen Volcanic National Park. Mill Creek Falls Trail. Between West and East Sulphur Creeks. 2072 Comment
  JEPS6586  Galium aparine Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo rd 6 mi w Paskenta Comment
  RSA90817  Galium bifolium Milo S. Baker, H. K. Wagnon 1953-7-12 12884 Tehama 5.3 miles from Whitlock Camp along county road. Comment
  CHSC105741  Galium boreale subsp. septentrionale David Isle 1992-9-1 1793 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Adjacent Road 23N25, N. aspect below Sugar Springs Campground. Comment
  JEPS87436  Galium grayanum var. grayanum Vernon H. Oswald and Lowell Ahart 1993-9-2 5906 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2407 Comment
  RSA0005747  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain. 2348 Comment
  RSA105484  Galium grayanum var. nanum G. D. Barbe, Milo S. Baker 1955-7-16 1766 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC113269  Galium parisiense Lowell Ahart; John Dittes 2014-5-16 19482 Tehama South of a small drainage, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC96533  Galium parisiense Lowell Ahart 2007-5-8 13742 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
  JEPS113155  Galium parisiense Lowell Ahart 2007-5-8 13742 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
  JEPS24963  Galium parisiense Milo S. Baker and H. K. Wagnon 1953-5-31 12709 Tehama logging road w Paskenta (near 5 mi post, w Tehama Co.) Comment
  HSC95529  Galium parisiense L. Ahart 2001-6-8 8784 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  CHSC55277  Galium porrigens var. tenue L. P. Janeway 1991-4-18 3907 Tehama Battle Creek Wildlife Area. On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. Q 149 Comment
  JEPS97425  Galium porrigens var. tenue Vernon H. Oswald and L. Ahart 1995-7-12 7005 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. Climbing in brush near a roadside drainage. 950 Comment
  CHSC77344  Garrya congdonii Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 350 Comment
  UC412939  Garrya congdonii W. W. Mackie Oct 1902 Tehama 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
  CHSC55496  Garrya fremontii Vivian L. Long 1991-4-13 15 Tehama Ca. 1.4 km s of Digger Creek. 805 Comment
  CHSC78957  Gastridium phleoides Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  POM304447B  Gayophytum humile Alice Eastwood, John Thomas Howell 1941-7-9 9737 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SEINET10969635  Gayophytum nuttallii David B. Dunn 1971-8-15 Dunn 18162 Tehama 1 1/2 mi w of lassen park headquarters. Yellow pine forest. Comment
  CHSC48449  Gentiana newberryi var. tiogana Vernon Oswald 1984-7-16 1596 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  JEPS95588  Gentianella amarella subsp. acuta Lowell Ahart 1994-7-24 7509 Tehama 1 1/4 air miles N of Jonesville (E side of Willow Creek, 100 yds. N of the dirt road) 1615 Comment
  UC1949123  Geranium carolinianum Barbara Ertter 1991-5-19 9881 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  CDA4673  Geranium molle G. Neilsen 1973-5-1 Tehama Tompkins property, Dusty Way, Red Bluff. 0 Comment
  CHSC118039  Gilia capitata subsp. pedemontana Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens 2003-4-17 202 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  RSA123782  Gilia sinistra subsp. pinnatisecta G. D. Barbe 1955-7-17 212 Tehama At Cold Springs Camp. 1890 Comment
  CHSC41023  Gilia tricolor Pauleen Broyles 1982-4-15 419 Tehama The Nature Conservancy Vina Plains Preserve. Slope ca 150 m south of Lassen Rd and 150 m east of Hwy 99. 66 Comment
  HSC90172  Gilia tricolor Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 24 Tehama Hwy. 36, 3 mi. E of Rd. A5 229 Comment
  CHSC112592  Glinus lotoides Lowell Ahart 2013-9-17 19037 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CDA2106  Glyceria declinata Vernon H. Oswald & Lowell Ahart 1998-4-27 8978 Tehama Vestal Road 4.9 miles west of its junction with Cannon, Pettyjohn, and Reeds Creek Roads, west of Red Bluff and south of Hwy 36. Comment
  CHSC85282  Glyceria elata John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 792 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  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
  CHSC94364  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
  UCD104393  Gnaphalium palustre Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6858 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  SDSU673  Goodyera oblongifolia Ernie Moore 1942-8-19 Tehama Big Smokey Creek Comment
  CHSC64561  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1995-4-3 6572 Tehama 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. Dales Lake Ecological Reserve. 207 Comment
  CHSC79362  Gratiola ebracteata B. Castro; L. P. Janeway 2000-4-4 1080 Tehama Vicinity of Orland, W of Highway I-5, among'hummocky' rolling hills just N of Rice Creek. 128 Comment
  CHSC79828  Gratiola ebracteata L. P. Janeway; B. Castro 2000-5-11 6717 Tehama Vicinity of Rice Creek, west Hwy I-5. 96 Comment
  RSA14127  Gratiola ebracteata Elmer I. Applegate 1928-4-25 5385 Tehama Between Orland and Corning. Comment
  CAS-BOT-BC304911  Grindelia hirsutula John Thomas Howell 1934-6-17 12239 Tehama 6 miles s. of Red Bluff Comment
  CAS-BOT-BC304912  Grindelia hirsutula Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  UC1330013  Grindelia hirsutula Beecher Crampton 1966-6-28 7770 Tehama 6 mi wsw Paskenta ((in direct line) ridge between Hatch Field and Lake Hollow) Comment
  CHSC117741  Grindelia hirsutula var. davyi Lowell Ahart; John Dittes 2016-8-24 21263 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CHSC66556  Grindelia hirsutula var. davyi Vernon H. Oswald; Lowell Ahart 1996-7-8 7956 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of the stream crossing the NE corner of the parcel. 182 Comment
  CHSC84521  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). East side of Sacramento River. 60 Comment
  UC1002631  Guillenia lasiophylla Milo S. Baker 1953-5-9 12596 a Tehama logging rd w Paskenta Comment
  RSA93374  Guillenia lasiophylla Milo S. Baker 1953-5-31 12596 a Tehama Logging road W of Paskenta near 6 mi post. 305 Comment
  CAS-BOT-BC231134  Hackelia amethystina Milo S. Baker; H. K. Wagnon 1954-7-11 13011 Tehama Above Whitlock Camp in cutover and at Cold Spring Camp 1950 Comment
  CHSC44192  Hackelia amethystina Vernon Oswald 1988-7-12 3561 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at the first ridge e of Long Lake, 2.09 mi w of the trailhead. 2194 Comment
  JEPS11975  Hackelia amethystina Rimo Bacigalupi with G. T. Robbins 1954-6-26 4638 Tehama 1.9 mi sw of Government Flat (upper (western) end of Log Spring Ridge); Mendocino National Forest 1813 Comment
  UC1010367  Hackelia amethystina Milo S. Baker and H. K. Wagnon 1953-7-12 12881 Tehama 6.1 mi from Whitlock Camp (along County road, west Tehama County) 1828 Comment
  CHSC102609  Hackelia californica L. P. Janeway 2009-7-26 9878 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  CHSC61409  Hackelia californica Vernon H. Oswald; Lowell Ahart 1993-8-18 5837 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  JEPS67923  Hackelia californica Jos. Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  UC725379  Hackelia californica A. A. Heller 1938-7-28 15291 Tehama along the Mineral Mountain Lassen Highway Comment
  CHSC44193  Hackelia micrantha Vernon Oswald 1988-7-12 3559 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  UC1023462  Harmonia stebbinsii Milo S. Baker and H. K. Wagnon 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  CHSC104746  Hazardia whitneyi var. whitneyi L. P. Janeway 2010-8-29 10173 Tehama High Cascade Range. 1.8 air km north-northeast of Colby Mountain; along Road 17N12 0.6 km north of Road 27N06. 1711 Comment
  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
  JEPS35426  Helenium bigelovii Joseph Grinnell 1925-7-29 Tehama Mineral 1463 Comment
  RSA21519  Helianthella californica var. nevadensis C. B. Wolf 1937-5-16 8705 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  UC54089  Helianthus bolanderi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4399 Tehama near Morgan (Morgan hot springs); Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1731301  Helianthus exilis Dean W. Taylor 1997-6-13 16069 Tehama About 7 road mi w from Paskenta (in vicinity of Beehive Flat, Toomes Camp Road (Forest Road M2)); Inner North Coast Ranges, Toomes Camp Road 685 Comment
  SD211567  Heliotropium curassavicum Barbara Ertter 1991-5-18 9865 Tehama Rosewood Ranch, on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek. 213 Comment
  JEPS104121  Heliotropium europaeum Lowell Ahart 2003-9-17 10583 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS118029  Heliotropium europaeum Lowell Ahart, John Dittes 2011-6-9 17471 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  UCD77753  Heliotropium europaeum Robert E. Preston 1997-5-29 1033 Tehama 1.25 mi sw of Coleman Fish Hatchery on Battle Creek. 137 Comment
  UCD119457  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  UCSB8500  Heliotropium europaeum Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 13 miles west of Corning 152 Comment
  CAS-BOT-BC313475  Hemizonella minima Catherine Best 1992-7-14 1390 Tehama At the edge of the Mendocino Pass Road near the Mendocino Co. Tehama Co. line Comment
  CHSC68807  Hemizonella minima Vernon Oswald; Lowell Ahart 1997-6-10 8553 Tehama Between Paskenta and Covelo on M2 (23N69) 0.9 mi west of its junction with M4, between Sugar Spring and Government Flat campgrounds. 1737 Comment
  UC1299265  Hemizonella minima Freed W. Hoffman 1947-6-23 1634 Tehama Government Flat, w Tehama County Northern Coast Ranges, Government Flat 796 Comment
  SEINET10808649  Hemizonella minima Jeffrey Huber 1971-6-10 Huber 277 Tehama 18 mi. E of Red Bluff on Calif. Hwy. 36; in live oak, Pinus ponderosa, and digger pine. NE slope (approx. 2 deg. ); rocky soil. 549 Comment
  UC1023455  Hemizonella minima Milo S. Baker and H. K. Wagnon 1959-6-21 12769 Tehama logging road w Paskenta (above 15 mi post, w Tehama County) Comment
  RSA66998  Heracleum maximum P. A. Munz 1951-7-25 16885 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  CHSC64518  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1995-4-10 6634 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Dales Lake and the w boundary. 213 Comment
  CAS-BOT-BC388552  Herniaria hirsuta var. cinerea John Thomas Howell 1960-7-24 36000 Tehama Paynes Creek 563 Comment
  JEPS97487 Image available Hesperevax acaulis var. acaulis Vernon H. Oswald 1995-3-19 6535 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 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 213 Comment
  SEINET11844256  Hesperevax caulescens Unknown 1982-1 501 Tehama The Nature Conservancy Vina Plains Preserve, NW of barn 60 Comment
  UC702896  Hesperolinon micranthum Alice Eastwood and John Thomas Howell 1941-7-9 9770 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CHSC110168  Hesperolinon tehamense Daniel Slakey; CNPS volunteers 2012-5-22 12 Tehama 433 Comment
  JEPS106323  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
  UC1212198  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama on Covelo-Paskenta road 0.5 m. below Mud Flat (sw of Paskenta, 3 m. within national forest boundary, near type locality); Inner North Coast Ranges, Mendocino National <Forest> 609 Comment
  UC1212199  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama in V junction between Eagle Peak and Ball Rock roads (10.3 mi nw of Paskenta, 1.6 mi within national forest boundary); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  CDA34178  Heterocodon rariflorum L. Ahart, J. Dittes, J Guardino 2009-8-27 16311 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
  CHSC102696  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16311 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
  CHSC79278  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-4-12 1068 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of S. Branch Sour Grass Creek. 121 Comment
  CHSC80177  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-6-7 1199 Tehama Vicinity of Paskenta and Thomes Creek, in hills S of main ck near annual grassland/Blue oak woodland edge. 326 Comment
  UC1618270  Heterocodon rariflorum Barbara Ertter 1991-9-2 10757 Tehama ca 16 air mi e Covelo (springs at head of Burnt Creek, on e side Anthony Peak, 0.5 mi n of Wells Cabin Campground on ridge road, sw Tehama County); Anthony Peak, Burnt Creek 1889 Comment
  CAS-BOT-BC311022  Heterotheca oregona Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff 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
  CAS-BOT-BC318626  Hieracium greenei Clare B. Hardham 1971-8-10 18306 Tehama South Yolla Bolly Mountain 2133 Comment
  JEPS101362  Hieracium greenei Dean W. Taylor 1997-7-18 16140 Tehama headwaters North Fork Elder Creek 1981 Comment
  CHSC46612  Hieracium horridum V. Oswald; W. Dempsey 1989-8-3 3913 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. On the north side of the outlet of the lake. 1633 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
  CHSC48166  Hieracium scouleri var. scouleri Vernon Oswald 1986-6-23 2153 Tehama M2 (23N01) 25.7 mi w of Paskenta. Roadside. 1676 Comment
  CHSC117748  Hirschfeldia incana Lowell Ahart; John Dittes 2016-8-24 21261 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CHSC59174  Hirschfeldia incana Vernon H. Oswald 1992-9-9 5200 Tehama Hwy. 89 between Bluff Falls and the south boundary of Lassen Volcanic National Park, 0.5 mi S of the latter. Roadside. 1981 Comment
  RSA66361  Holodiscus discolor Philip A. Munz 1951-7-27 16969 Tehama S base of S Yolla Bollly Mts. 2226 Comment
  SEINET5733949 Image available Holodiscus discolor J. M. Tucker 1962-1 3627 Tehama Ca. 0.75 mi. N of Ovenlid, South Yolla Bolly Mountain, ca. 3 mi. E of the summit.; Ovenlid 1981 Comment
  CHSC65347  Holodiscus microphyllus var. glabrescens Lowell Ahart 1995-10-3 7655 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
  SEINET10483357  Holodiscus microphyllus var. glabrescens Mary Susan Taylor 1977-8-17 Taylor 1479 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  JEPS95732  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald and L. Ahart 1995-3-19 6543 Tehama T28N R3W SE1/4 Sect. 35, 460 ft, Cascade Range Foothills, Blue Oak Woodland, volcanic mudflow substrate (Tuscan Formation). Hwy. 36 3.4 miles e of its junction with Hwy. 99 in Red Bluff 140 Comment
  UCD85519  Hordeum brachyantherum Beecher Crampton 1954-6-16 2002 Tehama 2 miles E of Whitlock Camp, to the W of Paskenta. 914 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
  JEPS95696  Hordeum murinum subsp. leporinum Vernon H. Oswald and L. Ahart 1995-4-3 6586 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 660 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 201 Comment
  SEINET10662619  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 Ahart 13753 Tehama T27N, R4W, north half of Section 4. Along flood plane of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highways 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  RSA105382  Horkelia fusca subsp. parviflora G. D. Barbe 1955-8-4 352 Tehama 1/2 mile N of Big Flat. 1524 Comment
  UC625495  Horkelia fusca subsp. tenella Frank W. Gould 1938-6-26 469 Tehama just w Plumas Co. Line (near hwy 89) 1554 Comment
  CAS-BOT-BC143971  Horkelia fusca var. tenella David D. Keck 1930-7-24 964 Tehama Mineral 1525 Comment
  CAS-BOT-BC143972  Horkelia fusca var. tenella Ethel Crum 1937-8-7 1955 Tehama 1.6 miles northwest of Mineral Summit 1463 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
  JEPS44549  Horkelia tridentata Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  RSA719180  Horkelia tridentata L. Ahart 2006-7-19 13021 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  SD43466  Horkelia tridentata Philip A. Munz 1947-5-18 11857 Tehama 12 miles east of Mineral on Highway 36. 1584 Comment
  CAS-BOT-BC537971  Horkelia tridentata var. flavescens Mrs. H. P. Bracelin 1931-5-30 370 Tehama On Mill Creek, one mile West of Mineral. Comment
  CAS-BOT-BC537972  Horkelia tridentata var. flavescens A. A. Heller 1928-5-30 14576 Tehama At Mineral in the yellow pine belt. 1524 Comment
  CHSC43662  Hosackia crassifolia var. crassifolia Vernon Oswald 1984-5-30 1217 Tehama Mendocino National Forest, Round Valley Rd. (M4; 23N02), 29.1 mi w of Newville Rd. 1524 Comment
  CHSC43663  Hosackia incana Vernon Oswald 1984-6-14 1288 Tehama Cohasset Ridge, 1.2 mi s of Campbellville Lookout. 1158 Comment
  LA47951  Hosackia oblongifolia var. oblongifolia Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  HSC97757  Hosackia oblongifolia var. oblongifolia Vernon H. Oswald, L. Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near NE corner of Yolla Bolly-Middle Eel Wilderness 1189 Comment
  CHSC65084  Hydrocotyle ranunculoides Vernon H. Oswald; Lowell Ahart 1995-7-31 7163 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy, 36), 0.3 mi W of Lane Valley Rd. (just W of the Buildings at Long Ranch). 335 Comment
  SD43487  Hydrophyllum capitatum Philip A. Munz 1947-5-18 4387 Tehama 12 mi E of Mineral on Hwy 36 1584 Comment
  CHSC56306  Hydrophyllum occidentale K. R. Stern 1986-5-21 8260 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC105944  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
  CHSC48478  Hypericum anagalloides Vernon Oswald 1984-6-19 1297 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. Growing on an open, springy slope. 1414 Comment
  RSA66971  Hypericum androsaemum P. A. Munz 1951-7-25 16873 Tehama 1 mile E of Square Lake. 2134 Comment
  CHSC77586  Hypericum perforatum Heidi West; Caroline Warren, Jenny Marr 1998-8-27 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS95720  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  JEPS95752  Hypericum perforatum Vernon H. Oswald 1995-5-22 6756 Tehama T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Large population growing along Manton Rd. e of the borrow pit. 219 Comment
  CHSC40521  Hypochaeris glabra Pauleen Broyles 1982-5-12 571 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch. 60 Comment
  CHSC66104  Hypochaeris glabra Vernon H. Oswald; Lowell Ahart 1996-4-29 7485 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Collected near the farm pond located on the S boundary. 105 Comment
  JEPS113151  Hypochaeris glabra Lowell Ahart 2007-5-8 13726 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  UC1299604  Ipomopsis aggregata Freed W. Hoffman 1950-7-3 3680 Tehama 1 mi ne Whiterock Guard Station Comment
  SD58425  Ipomopsis aggregata Joseph Grinnell 1925-7-27 Tehama Open slopes near Brokeoff Mountain. Comment
  CHSC88595  Iris macrosiphon L. P. Janeway 2001-6-10 7139 Tehama High North Coast Ranges. South-facing serpentine slope above the spring on west side of Tedoc Gap. 1340 Comment
  HSC75402  Iris macrosiphon J. O. Sawyer 1980-6-20 3568 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  CHSC25029  Iris tenuissima Bob Garamendi 1974-5-12 66 Tehama Mill/Deer Creek Study Area. Obe Field Springs 1158 Comment
  UC2062877  Isoetes howellii Forrest Freund 2016-5-17 255 Tehama Hog Lake vernal pool. 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
  CHSC65713  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1996-4-3 7284 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gule Rd. NW of Corning, northwest side of the Sacramento Valley. 103 Comment
  CHSC67145  Isoetes nuttallii James D. Jokerst 1984-3-17 1936 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 Comment
  JEPS88064  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1996-4-3 7284 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, just e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  UCD18896  Isoetes orcuttii Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 204 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  CHSC75381  Juglans californica var. hindsii Ben Myhre 1997-4-14 2 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CHSC102897  Juncus articulatus subsp. articulatus Peter F. Zika 2008-7-14 23899 Tehama Cascade Range Highlands. Routes 36 and 89, c. 4 air km WNW of Wilson Lake. 1515 Comment
  SEINET11787696  Juncus bufonius Unknown 1982-1 608 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Road 60 Comment
  JEPS118086  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2011-6-9 17447 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  CHSC94389  Juncus bufonius var. occidentalis Lowell Ahart 2006-7-19 13015 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
  CHSC64566  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6624 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the fence and Manton Rd., just n of the culvert. 207 Comment
  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
  JEPS106212  Juncus dubius Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11187 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
  CHSC76861  Juncus ensifolius L. P. Janeway; B. Castro 1999-8-22 6530 Tehama High North Coast Ranges. Seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  UC1619924  Juncus ensifolius Barbara Ertter 1991-9-2 10758 Tehama on ridge road ca 0.5 mi n Wells Cabin Campground (e side of peak, springs at head of creek, ca 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 Comment
  CHSC49616  Juncus howellii Vernon Oswald 1984-7-16 1602 Tehama 30N16, 5.0 mi w of Hwy 89 (to Lassen Park) via 29N22. 1828 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
  CHSC102647  Juncus laccatus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16339 Tehama On the west side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC103203  Juncus laccatus Peter F. Zika 2008-7-14 23900 Tehama Cascade Range Highlands. Routes 36 and 89, ca 4 air km WNW of Wilson Lake. 1515 Comment
  RSA67178  Juncus mertensianus Phillip A. Munz, I. M. Munz 1951-7-25 16847 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 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
  CHSC105494  Juncus orthophyllus Lowell Ahart; John Dittes 2010-7-17 16885 Tehama On dry rocky soil, on the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, about 2.8 miles (air) north of Highway 36. 768 Comment
  JEPS106084  Juncus oxymeris Lowell Ahart 2004-6-11 11034 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  CHSC57835  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1992-4-21 4903 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi (odometer) E of Hwy. 99, ca. 10 mi E of Red Bluff. 289 Comment
  JEPS97388  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1995-4-3 6564 Tehama ca. 14 mi NE of Red Bluff ( pool along the unimproved road and the airstrip SW of the Old Hwy.; W side of Manton Rd.(A6) ca. 1.5 mi N of Dales Station on Hwy. 36); Cascade Range Foothills, Dales Lake Ecological Reserve 216 Comment
  UC1594664  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1992-4-21 4903 Tehama 10 mi e of Red Bluff (Hogsback Road (Belle Mill Rd or Forest Rd 28N24), 7.8 mi (odometer)e of Highway 99); Hogsback Road 289 Comment
  JEPS113086  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; shallowly sloping seepage area on lava. 326 Comment
  SBBG122903  Juncus usitatus B. Ertter 2003-7-20 18254 Tehama Wild Cat Rd between Manton Rd and Battle Crk, NE of Red Bluff 326 Comment
  RSA126574  Juncus xiphioides H. S. Yates 1936-8-12 6093 Tehama Near Mineral Summit. 1463 Comment
  CAS-BOT-BC85359  Juniperus californica Elmer I. Applegate 1932-4-13 7044 Tehama Between Rosewood and Begum, northwestern Tehama County. Foothills of the Yollo Bolly Mountains. Comment
  UCD67677  Juniperus californica D. Sanchez-Mata 1996-6-30 s.n. Tehama Dales-Red Bluff. Open juniper woodlands. 230 Comment
  UCR3619  Juniperus californica Frank C. Vasek 1964-8-6 640806- 03 Tehama 5.8 mi east of Dales center on Hwy 36 Comment
  SEINET11054016  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-28 2220 Tehama Yolla Bolly Mountains, Cedar Basin, North Yolla Bolly Peak. 1865 Comment
  CAS-BOT-BC236786  Keckiella breviflora Carl B. Wolf 1937-9-5 9294 Tehama 2 miles below Payne Creek P.O., Northern Sierra Nevada Foothills 304 Comment
  JEPS97438  Keckiella lemmonii Vernon H. Oswald and L. Ahart 1995-7-12 6993 Tehama T29N R9W NE1/4 Sec. 34, 2860 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. Stems of a shrub growing on a roadside bank. 871 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
  UC2043034  Keckiella lemmonii Barbara Ertter with Brad Olson 1991-7-5 10322 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca. 15 air miles WNW of Red Bluff Comment
  UCD21120  Koeleria gerardi Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 296 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584581; 4416292. 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
  CHSC41053  Koeleria phleoides Pauleen Broyles 1982-4-28 477 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UCD21121  Koeleria phleoides Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 296 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584581; 4416292. Comment
  JEPS124014  Lactuca serriola Lowell Ahart, John Dittes 2015-8-5 20430 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC341378  Lagophylla glandulosa John Thomas Howell 1934-6-17 12236 Tehama Near Cottonwood Comment
  CDA8082  Lagophylla glandulosa L. Ahart, J. Dittes, J. Gannon, L. Martinez 2002-11-4 10008 Tehama Jewett Creek, east of Marguerite Road, about 1 1/4 miles (air) southeast of Corning. Comment
  CHSC37543  Lagophylla glandulosa J. D. Jokerst 1981-4-21 1314 Tehama One-quarter mile N of Butte County line, Howard Wurlitzer Ranch, ca 100 met N of Barber Lane, 1.0 mi E of Meridian Rd. Comment
  CHSC77310  Lagophylla glandulosa Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  JEPS38988  Lagophylla glandulosa W. L. Jepson 1929-9-27 15280 Tehama stream bed in hills n of Red Bluff 243 Comment
  UC295959  Lagophylla glandulosa H. M. Hall 1924-7-13 11960 Tehama 10 mi (20 km) n Corning Comment
  UC980574  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama roadside a mile or so e Paskenta (west Tehama County) Comment
  CAS-BOT-BC341371  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi. E. of Rosewood (22 mi. W. of Red Bluff), near junction of Cottonwood road 213 Comment
  CAS-BOT-BC341372  Lagophylla glandulosa David D. Keck 1944-7-10 5461 Tehama 1.5 mi. E. of Rosewood (22 mi. W. of Red Bluff), near junction of Cottonwood Road 213 Comment
  CHSC90760  Lagophylla minor D. Isle 2004-4-10 258 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Lower Mud Flat Rd. 426 Comment
  UC1619983  Lagophylla minor Barbara Ertter 1991-5-18 9839 Tehama Rosewood Ranch on Salt Creek 17 air mi wnw of Red Bluff (1/2 mi s of Hwy 36, s of pasture); Salt Creek, Rosewood Ranch 243 Comment
  HSC90053  Lasthenia californica Rohmer, Grefsrud, Reed 1990-3-31 18 Tehama Next to Hwy. 36, 3 mi. E of Road A-5 229 Comment
  JEPS88314  Lasthenia fremontii Vernon H. Oswald and Lowell Ahart 1996-4-29 7479 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (nw side of Valley, at edge of small pool at s boundary ca. 0.2 mi w of the farm pond); Sacramento Valley, Thomes Creek Ecological Reserve 106 Comment
  JEPS105680  Lasthenia fremontii L. P. Janeway 2002-4-23 7516 Tehama Inner North Coast Ranges; low rise between Morrison Bryant Road and the flats on the S side of North Fork Stony Creek, 0.2 mi W of the edge of Black Butte Creek 149 Comment
  CHSC77312  Lasthenia glaberrima Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 237 Comment
  JEPS88500  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-23 7426 Tehama BLM parcel along Hwy 36 ne Red Bluff (vernal pool w of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 262 Comment
  RSA614439  Lasthenia platycarpha K. L. Chambers 1965-3-27 2319 Tehama Old Hwy 99W, 6 miles S of Corning. Comment
  CDA27130  Lathyrus jepsonii var. californicus L. P. Janeway 2001-7-25 7378 Tehama High Cascade Range; Next to North Fork Calf Creek at crossing of closed spur road, between Roads 27N12 and 27N06; 1.6 km north-northwest of Colby Mountain. Comment
  HSC68164  Layia fremontii J. P. Smith, J. O. Sawyer 1973-4-14 6067 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  SFV21977  Layia fremontii L. M. Tauzer 2002-4-6 26 Tehama Sacramento Valley Hog Lake, northeast of Red Bluff. 270 Comment
  POM255840  Ledum glandulosum Marion Ownbey, Ruth P. Ownbey, Findley Ownbey 1938-7-16 1745 Tehama 7 miles north of Mineral on Viola Road. Comment
  UC1017691  Ledum glandulosum Marion Ownbey, Ruth P. Ownbey 1938-7-16 1745 Tehama 7 mi n of Mineral (on Viola Road, near Dry Lake); Viola Road Comment
  JEPS105042  Legenere limosa Dean W. Taylor 1995-5-12 14900 Tehama ca. 8 miles SE of Corning, North Fork Hall Creek 137 Comment
  CHSC40574  Leontodon saxatilis subsp. longirostris Pauleen Broyles 1982-6-4 698 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to an irrigation ditch. 60 Comment
  CHSC64694  Leontodon saxatilis subsp. longirostris Vernon H. Oswald; Lowell Ahart 1995-5-9 6722 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the edge of Inks Creek Rd. 213 Comment
  JEPS88521  Lepidium campestre Vernon H. Oswald and Lowell Ahart 1996-7-15 8057 Tehama W side of Hwy 32 at the bridge over the North Fork of Deer Creek, 0.8 mi SW of Hwy 36 High Cascade Range 1389 Comment
  CHSC56286  Lepidium heterophyllum K. R. Stern 1986-5-21 8252 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  CHSC4045  Lepidium nitidum D. F. Johnson 1967-3-9 2 Tehama Ca. 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  HSC31864  Lepidium nitidum Thomas E. Higley 1974-5-5 98 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  UCD18750  Lepidium nitidum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 43 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  HSC1819  Lepidium nitidum Larry Berti 1969-3-15 8 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  CHSC65661  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the parcel. On the banks of the intermittent stream crossing the preserve. 99 Comment
  UC1873695  Lepidium nitidum var. nitidum Barbara Ertter with James R. Shevock 1993-4-30 11583 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CHSC64515  Lepidium strictum Vernon H. Oswald; Lowell Ahart 1995-4-10 6632 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the edge of Inks Creek Rd. between Manton Rd. and Dales Lake. 213 Comment
  CHSC87233  Leptosiphon bolanderi Jenny Marr; L. P. Janeway 1999-4-7 Tehama Vicinity of Rocky Ridge and uppermost North Fork Stony Creek. 259 Comment
  CHSC102236  Leptosiphon ciliatus L. P. Janeway; B. Castro 2009-4-25 9755 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC118044  Leptosiphon ciliatus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 204 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC68593  Leptosiphon ciliatus Vernon H. Oswald; Lowell Ahart 1997-5-14 8448 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. 920 Comment
  CHSC44319  Leptosiphon latisectus Lowell Ahart 1979-4-25 1845 Tehama Near a lake or vernal pool, north of Highway 36, about 5 miles north-east of Red Bluff. 274 Comment
  UC726825  Leptosiphon latisectus A. A. Heller 1941-4-27 16082 Tehama on the grade above Payne's Creek Highway Maintenance Station 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
  UC1609136  Lesquerella occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1993-9-2 5917 Tehama ridge running e from Mt. Linn (South Yolla Bolly Mtns., ca 20 mi (air) nw of Paskenta); South Yolla Bolly Mountains, e from Mt. Linn 2377 Comment
  CHSC66840  Lessingia nana Vernon H. Oswald 1996-8-22 8241 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. On the south bank of the creek ca. 0.3 mi east of the west boundary. 103 Comment
  CHSC102238  Lessingia nemaclada L. P. Janeway 2009-4-21 9806 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
  CHSC68932  Lessingia nemaclada Vernon Oswald; Lowell Ahart 1997-7-7 8676 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along the road near the lookout. 2057 Comment
  CHSC77542  Lessingia nemaclada Heidi West; Caroline Warren, Jenny Marr 1998-5-14 Tehama Vicinity of uppermost N. Fork Stony Creek. 274 Comment
  UC761981  Lessingia nemaclada R. F. Hoover 1940-9-22 4618 Tehama volcanic plateau ne Red Bluff Comment
  UCD134090  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 miles west of Mineral. 1219 Comment
  UC2014181  Leucanthemum vulgare Ellen Dean, M. Starbuck, D. H. S. Madrigals 2010-8-29 6870 Tehama Tehama County: Western edge of Lake Almanor off Hwy 89. Comment
  JEPS43359  Lewisia nevadensis Joseph W. Grinnell 1927-5-16 Tehama Battle Creek Meadows Mineral 1463 Comment
  JEPS43362  Lewisia nevadensis W. L. Jepson 1927-6-24 12333 Tehama meadow, Mineral Mineral 1524 Comment
  SEINET11764716  Lilaea scilloides Unknown 1982-1 585 Tehama The Nature Conservancy Vina Plains Preserve, margin of Sheep Camp Ditch 66 Comment
  CHSC23682  Lilium pardalinum subsp. shastense K. Stern 1975-7-24 Tehama Along Hwy. 32. Comment
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 Comment
  CHSC81526  Limnanthes douglasii subsp. nivea D. Tellefson 2000-4-11 Tehama Hog Lake Plateau, off Hwy 36, north of Red Bluff. Edge of Hog Lake. 250 Comment
  CHSC53967  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd, 2.8 mi north of Colyear Springs Rd, north of Paskenta. 292 Comment
  CHSC86447  Limnanthes floccosa subsp. floccosa Jenny Marr; Jean Hubbell 1994-4-7 100 Tehama Department of Fish and Game Tehama Wildlife Area, approximately 23 miles NE of Red Bluff. DFG wildlife pond area #1. 548 Comment
  OBI76945  Limosella aquatica Anthony Baniaga 2011-6-12 350 Tehama CDFG: Tehama State Wildlife Area. Near intersection of Plum Crk rd (202) and High Trestle Rd (28N23). Finley Butte quad. T28N R1E sec 9 NE of NE 760 Comment
  JEPS97208  Linanthus bicolor Vernon H. Oswald and L. Ahart 1995-4-3 6566 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
  CHSC83383  Linanthus dichotomus L. P. Janeway; Shirley Innecken 2002-3-14 7443 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 304 Comment
  UC1586547  Linanthus dichotomus Vernon H. Oswald and Lowell Ahart 1991-4-16 4503 Tehama 2.0 mi n Colyear Springs Rd. (Red Bank Rd, n of Paskenta) 286 Comment
  JEPS101683  Linanthus harknessii Dean W. Taylor 1997-7-18 16133 Tehama Ball Rock 1981 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
  JEPS101664  Linanthus liniflorus subsp. liniflorus Dean W. Taylor 1997-5-30 16008 Tehama Ponderosa Way in canyon Soap Creek 822 Comment
  JEPS76677  Linanthus nuttallii G. L. Stebbins 1972-6-16 Tehama nw side Tedoc Comment
  JEPS77790  Linaria T. C. Fuller 1968-9-17 17615 Tehama Mineral, Scenic Avenue, opposite w end of school yard Mineral; , Scenic Avenue Comment
  CDA6349  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama House opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  JEPS77792  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama Mineral, Scenic Avenue, at house opposite w end of school yard Mineral; , Scenic Avenue Comment
  CHSC64922  Lindernia dubia var. anagallidea Vernon H. Oswald 1995-6-30 6950 Tehama Cascade Range Foothills. E 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 e side of Manton Rd. ne of Dales Lake. 213 Comment
  SEINET12332651  Lindernia dubia var. anagallidea Unknown 1982-1 838 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS66551  Lipocarpha aristulata L. R. Heckard and P. Rubtzoff 1971-7-31 2675 Tehama land-locked lagoon off the Sacramento R. just n.e. Red Bluff Comment
  JEPS94496  Listera convallarioides Vernon Oswald and Lowell Ahart 1997-7-7 8699 Tehama Forest Route 35 at Cedar Creek near the ne corner of the Yolla Bolly Middle Eel Wilderness Cedar Creek; Yolla Bolly Middle Eel Wilderness, Cedar Creek 1066 Comment
  CHSC68704  Lithophragma campanulatum Vernon Oswald; Lowell Ahart 1997-5-14 8431 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 6.7 mi south of Plum Creek Rd., 0.6 mi southwest of the middle Fork Antelope Creek. 1011 Comment
  CHSC53982  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4536 Tehama Hwy 36, 0.4 mile west of Supan Gulch, 1.9 miles west of Dales. 170 Comment
  CHSC53983  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald 1991-4-30 4541 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  JEPS21870  Lithophragma parviflorum var. trifoliatum Annette Waters 1958-4-20 247 Tehama 8.2 mi e Paynes Creek; e of Paynes Creek 762 Comment
  CHSC105988  Lithospermum californicum B. Castro; L. P. Janeway 2000-4-22 1097 Tehama High Cascade Range. Along Ponderosa Way, on ridge between Mill Ck and Antelope Ck near headwaters of Round Mountain Ck, 1.6 mi N of the Sec. 10/15 line. 1246 Comment
  CHSC80619  Lithospermum californicum Lowell Ahart 2001-6-16 8863 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  UC1278100  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 mi s Paynes Creek Comment
  RSA105465  Lithospermum californicum Milo S. Baker 1955-6-25 13062 Tehama Mend. National Forest, above Whitlock Camp. 1524 Comment
  JEPS103262  Logfia filaginoides Lowell Ahart 2002-4-27 9542 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS3553  Logfia filaginoides Milo S. Baker and H. K. Wagnon 1953-5-31 12698 Tehama logging rd w Paskenta (near 5 mi post in a burn) Comment
  CHSC66474  Logfia gallica Vernon H. Oswald; Lowell Ahart 1996-5-20 7597 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  JEPS122124  Logfia gallica Lowell Ahart, John Dittes 2014-5-17 19510 -A Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS33576  Logfia gallica W. L. Jepson 1932-5-9 16346 Tehama 2 mi ne Red Bluff 103 Comment
  JEPS88250  Logfia gallica Vernon H. Oswald and Lowell Ahart 1996-5-20 7597 Tehama BLM parcel along Hwy 36 ne Red Bluff (in flood channel along creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC66027  Lolium temulentum Vernon H. Oswald 1996-5-13 7559 .1 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the 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
  OBI54957  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  OBI8943  Lomatium caruifolium Virginia Bailey 1938-4-16 s.n. Tehama 6 mi W of Paskenta, along Paskenta-Covelo rd Comment
  JEPS97209  Lomatium caruifolium var. denticulatum Vernon H. Oswald and L. Ahart 1995-4-3 6565 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
  UC1586617  Lomatium caruifolium var. denticulatum Vernon H. Oswald and Lowell Ahart 1991-5-9 4551 Tehama ca. 6.5 mi. n. Red Bluff (ca. 1.5 mi. n.e. of Bend Bridge over Sacramento R., Paynes Creek Rec. Area, ca. 1000 ft. s.e. of s.e. corner of large pond at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UCR236874  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  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
  UC1191129  Lomatium caruifolium var. denticulatum William P. Dasmann 1947-4-23 67 Tehama ca. 10 mi. e. Red Bluff (due s. of Paynes Creek, headquarters of Tehama Deer Range, Antelope-Mill Creek drainage); Tehama Deer Range 304 Comment
  SEINET8589431  Lomatium dasycarpum B. G. Brehm 1968-4-7 2919 Tehama 5.5 mi W on Colyer Road from junction with Mountain Road; ca. 25 mi SW of Red Bluff Comment
  UC2042817  Lomatium dasycarpum subsp. tomentosum Barbara Ertter 1990-5-12 8935 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  CHSC105998  Lomatium macrocarpum B. Castro; L. P. Janeway 2000-4-21 1090 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 300 ft west of Black Rock and north of Ponderosa Way. Just off trail, on short basalt side-ridge at top of steep bank above creek. 649 Comment
  UC1072711  Lomatium macrocarpum Douglas Barbe 1955-7-21 236 Tehama near Harding Spring on the trail to Square Lake W Tehama Co. 2072 Comment
  UC703131  Lomatium macrocarpum Alice Eastwood and John Thomas Howell 1941-7-9 9824 Tehama near Government Flat Comment
  JEPS17153  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-30 14284 Tehama Red Bluff Comment
  UC1440334  Lomatium marginatum var. marginatum Bert G. Brehm 1968-4-7 2920 Tehama about 23 mi SW of Red Bluff (2.7 mi W on Colyear Road past junction with Mountain Road; Site 13) Comment
  CHSC77719  Lomatium marginatum var. purpureum B. Castro; M. A. Griggs 1999-4-9 874 Tehama About 20 air miles NW of Orland, vicinity of Rocky Ridge. 231 Comment
  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
  CDA38462  Lomatium marginatum var. purpureum Vernon H. Oswald & Lowell Ahart 1998-4-27 8959 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC57339  Lomatium utriculatum Steven Triano 1987-3-22 5 Tehama Ca. 20 ft e of Black Butte Road East, ca. 0.7 mi s of Stony Creek. 115 Comment
  JEPS12241  Lomatium utriculatum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (along Paskenta-Covelo rd.) Comment
  JEPS17541  Lomatium utriculatum W. L. Jepson 1899-4-25 14289 Tehama w. Tehama Co., Stivers' Ranch, Crane Creek Comment
  JEPS75779  Lonicera involucrata var. ledebourii Todd and Virginia Keeler-Wolf 1971-7-16 216 Tehama 1/2 mi nw Shell Mountain; Yolla Bolla Mountains 1889 Comment
  SEINET10841206  Lotus crassifolius Mary Susan Taylor 1977-8-17 Taylor 1471 Tehama Rocky mountain peak above Chaparral; abundant on N side of Old Humboldt Road above Jonesville, ca. 3 mi E of its junction with Scotts John Road, just a few feet N of Butte County border. 1829 Comment
  RSA21495  Lotus humistratus Carl B. Wolf 1937-5-15 8677 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  JEPS19445  Lotus micranthus W. L. Jepson 1899-4-29 13786 Tehama Dibble Creek, w Tehama County Dibble Creek Comment
  JEPS95730  Lotus nevadensis var. nevadensis Vernon H. Oswald and L. Ahart 1995-7-12 7056 Tehama T28N R10W NW1/4 Sec. 35, 4540 ft, High North Coast Ranges, Yellow Pine Forest, serpentine soils. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.6 mi E of Forest Route 41 1383 Comment
  JEPS94491  Lotus oblongifolius var. oblongifolius Vernon Oswald and Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CHSC105216  Lotus purshianus var. purshianus Lowell Ahart; John Dittes 2010-7-19 16899 Tehama Along the poor road, about 10 yards northwest of the poor road crossing, on the west side of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  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
  HSC98268  Lotus unifoliolatus var. unifoliolatus Larry Berti 1968-6-29 Tehama Red Bank Creek where the creek crosses Paskenta Rd. Comment
  JEPS88140  Ludwigia palustris Vernon H. Oswald and Lowell Ahart 1996-7-8 7967 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on flood plain of Paynes Creek e. of the mouth of intermittent stream crossing the n.e. corner of the parcel); Cascade Range Foothills 158 Comment
  RSA424769  Lupinus Aaron Liston, M. Blumler 1987-4-24 654 -19 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  JEPS85695  Lupinus affinis Virginia Bailey 1938-4-16 Tehama 5 mi W of Paskenta ( on Paskenta-Covelo road) Comment
  UC1482886  Lupinus albicaulis Jeffrey Huber 1971-6-10 280 Tehama CA Hwy 36 18 mi e Red Bluff; e of Red Bluff 548 Comment
  CAS-BOT-BC198420  Lupinus albifrons var. albifrons Carl B. Wolf 1937-5-15 8680 Tehama Inner North Coast Range, Mud Flat on Paskenta-Covelo Road 609 Comment
  CHSC90884  Lupinus albifrons var. albifrons Niall McCarten; Roxanne Bittman 1986-6-15 5445 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SD64417  Lupinus albifrons var. albifrons Darley F. Howe 1966-6-11 Tehama Ridge between Mendocino & Tehama Cos., 6 miles south of Government Flat. 1615 Comment
  CHSC101435  Lupinus albifrons var. collinus David Isle 1990-5-2 1541 Tehama Pollard Superior Tree Progeny Site, N of 24N01.2. 1280 Comment
  CHSC80548  Lupinus albifrons var. collinus Vernon H. Oswald; Lowell Ahart 2001-5-7 10008 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  UCD106821  Lupinus argenteus var. meionanthus Rimo Bacigalupi; Howard Whisler 1957-7-24 6030 Tehama Carson Spur, overlooking Silver Fork of the American River, along Carson Pass Road (State Route 88). 2438 Comment
Read comments Jul 6 2013
  OBI59291  Lupinus bicolor Vernon H. Oswald & Lowell Ahart, Lowell Ahart 2001-5-7 10009 Tehama Devils Parade Ground Quad. T26N R3E SW 1/4 SW 1/4 sect 28. Forest rd 26N15 4.9 mi W of hwy 32 between Soda Springs and Cohasset Ridge 1073 Comment
  HSC49149  Lupinus bicolor J. O. Sawyer, R. J. Cole 1979-3-11 3331 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  CHSC75269  Lupinus bicolor var. tridentatus Vernon H. Oswald; Lowell Ahart 1999-4-21 9709 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 655 Comment
  CHSC80549  Lupinus congdonii Vernon H. Oswald; Lowell Ahart 2001-5-7 10009 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  HSC71550  Lupinus densiflorus J. P. Smith, J. O. Sawyer 1975-6-1 8179 Tehama Hwy. 36, 3.2 mi. E of Dry Creek Bridge Comment
  JEPS120479  Lupinus grayi B. Castro, L. P. Janeway 2004-5-30 1465 Tehama High Cascade Range. Steep SSE-facing slope, ca 0.4 mi down from top of the small ridge, on road cuts along Road 27N08 above Lower Deer Creek Falls. Comment
  SEINET10936795  Lupinus latifolius subsp. viridifolius Thomas W. Nelson, Jane P. Nelson 1979-6-25 Nelson 4924 Tehama Yolla bolly quad. T27n, r9w, sec 4. Dry hillside at wells creek campground. 1280 Comment
  UC1245149  Lupinus latifolius var. viridifolius J. M. Tucker 1959-7-19 3575 Tehama upper (south) South Yolla Bolly Mountain (above Square Lake); upper (south) side of South Yolla Bolly Mountain, Square Lak 2118 Comment
  JEPS65377  Lupinus lepidus var. sellulus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC101408  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Rocky open flat E of first drainage coming down Forks Ridge Rd 24 No1.2 into Thomas Ck watershed. Just NE of Willow Ck CRI study boundary. 1676 Comment
  JEPS65475  Lupinus microcarpus var. densiflorus W. L. Jepson 1899-4-28 5 t Tehama Salt Creek a tributary of the Cottonwood; Salt Creek, a tributary of the Cottonwood Comment
  JEPS65390  Lupinus nanus F. P. Cronemiller before March 1924 490 Tehama Paskenta Comment
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  UC719360  Lupinus nanus F. G. Meyer 1938-4-4 1336 a Tehama about 22 mi n Chico; n of Chico Comment
  CHSC64617  Lupinus nanus var. apricus Vernon H. Oswald 1995-4-17 6654 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W. sid eof Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  JEPS118707  Lupinus obtusilobus B. Castro, L. P. Janeway 2000-6-11 1292 Tehama High North Coast Ranges. SW-facing slop[e alongside Raglin Ridge Rd, on the top of Raglin Ridge. Raglin Ridge 7.5' quad. Comment
  CHSC65731  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-3 7298 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valle. Locally common on a gravelly flat between an old meander of the intermittent stream and its present course ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS88444  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1996-4-3 7298 Tehama CDFG parcel on s side of Gyle Road nw of Corning (nw side of Sacramento Valley, 0.4 mi e of dirt lane along the w side of parcel); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  SEINET12166454  Lupinus polycarpus Unknown 1983-1 862 Tehama Nature Conservancy Vina Plains Preserve. ca 100mN of barn in pasture, T24N R1W central S28 62 Comment
  RSA123558  Lupinus sellulus subsp. ursinus Douglas Barbe 254 Tehama 1 mile west of Long Lake along the trail. 2287 Comment
  UCD109630  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama on U.S. Highway 99W, 1.4 miles south of Sacramento River, Red Bluff. Comment
  SEINET3882082  Luzula campestris Louise Kellogg 1952-7-11 20 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. Near stream.; 0 2134 Comment
  CAS-BOT-BC499132  Luzula cascadensis Peter F. Zika 2012-7-14 25986 Tehama Yolla Bolly Mountain Trail, c. 0.5 mi W of Cold Fork Trail junction, Yolla Bolly Mountains 2130 Comment
  RSA0058985  Luzula cascadensis Peter F. Zika 2012-7-14 25984 Tehama Cold Fork Trail, c. 1 mile S of Rat Trap Gap, 2 air miles SE of North Yolla Bolla Lake, Yolla Bolly Mountains. 612 Comment
  JEPS127228  Luzula comosa var. laxa Lowell Ahart, John Dittes 2016-4-29 20803 Tehama About 0.9 miles (air) northwest of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CAS-BOT-BC436641  Luzula comosa var. laxa George W. Gillett 1957-8-18 1095 Tehama Lower portion of Brokeoff Mtn. trail, from Sulphur Works checking station up 1/4-mile to stream crossing near extensive talus formation 2103 Comment
  CHSC41006  Lythrum hyssopifolia Pauleen Broyles 1982-5-26 666 Tehama The Nature Conservancy Vina Plains Preserve. Mud of irrigation ditch in e pasture. 66 Comment
  CHSC64916  Lythrum hyssopifolia Vernon H. Oswald; Lowell Ahart 1995-6-13 6847 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Common annual on the dry bed of the Old Hwy. Pool. 219 Comment
  CHSC77600  Lythrum hyssopifolia B. Castro; L. P. Janeway 1999-6-3 954 A Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 359 Comment
  SEINET12194974  Lythrum hyssopifolia Unknown 1982-1 666 Tehama The Nature Conservancy Vina Plains preserve 66 Comment
  CHSC90434  Madia elegans Niall McCarten; Roxanne Bittman 1986-6-14 5319 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct of Rd 25N41 and 25N32. 1371 Comment
  CHSC68933  Madia elegans subsp. elegans Vernon Oswald; Lowell Ahart 1997-7-7 8677 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  CHSC102338  Madia elegans subsp. vernalis L. P. Janeway; B. Castro 2009-4-25 9732 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC86797  Madia elegans subsp. vernalis Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Bed Bank Creek and Sunflower Gulch. 289 Comment
  JEPS102854  Madia exigua Lowell Ahart 2001-6-14 8829 Tehama On the west side of the dirt road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  OBI72117  Madia exigua Barbara Ertter 1991-5-18 9830 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 . T28N R6W sec 20 NESW 213 Comment
  RSA92981  Madia exigua Milo S. Baker, H. K. Wagnon 1953-5-9 12608 Tehama Logging road west of Pakenta, near 6 mile post Comment
  CHSC102698  Madia glomerata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16308 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
  JEPS108731  Madia glomerata Lowell Ahart 2006-8-15 13198 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  JEPS29558  Madia glomerata John Thomas Howell 1960-8-20 36211 Tehama near Lassen Volcanic National Park; Morgan 1463 Comment
  CHSC115819  Madia gracilis Lowell Ahart; John Dittes 2015-8-5 20431 Tehama East side of Child's Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC92807  Madia gracilis John Dittes; Josephine Guardino 2005-5-11 1115 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
  UC1606330  Madia gracilis Barbara Ertter with James R. Shevock 1992-6-14 1117 a Tehama ca 9 airmi ese Paynes Creek (Ponderosa Way, 3.3 mi s of Plum Creek Rd, above N Fork Antelope Creek) 1005 Comment
  UCD134297  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  CHSC21474  Maianthemum racemosum M. S. Taylor 1975-7-17 855 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  CHSC82354  Maianthemum stellatum Lowell Ahart 2002-6-29 9810 Tehama On the south side of the upper east branch of Colby Creek, about 1/8 mile east of Colby Mountain Lookout Road, about 1 3/4 miles (air) east of Colby Mountain, about 5 1/2 miles (air) northeast of Butte Meadows. 1595 Comment
  CHSC77603  Malacothamnus fremontii B. Castro; L. P. Janeway 1999-6-9 972 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, along Dry Creek. 266 Comment
  CHSC88513  Malacothamnus fremontii Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  RSA90464  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama 5 miles west of Paskenta in burned area in foothills along logging road. Comment
  CHSC101992  Malacothrix floccifera J. Lacey 1982-4-13 296 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC64953  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1995-7-12 7013 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  CHSC80605  Malacothrix floccifera Lowell Ahart 2001-6-14 8830 Tehama On the west side of the road that leads to the tower, on the east side of road M2, about 8 miles west of Paskenta. 609 Comment
  JEPS24211  Malacothrix floccifera Stanton A. Cook 1960-4-23 947 Tehama 5 mi n Newville (on road from Newville to Paskenta) Comment
  OBI77313  Malacothrix floccifera Anthony Baniaga 2011-7-23 457 Tehama Lassen NF. On decomissioned 27N02, before it forks to spurs. Onion Butte quad T27N R4E sec 29 SW of NE 1220 Comment
  RSA92980  Malacothrix floccifera Milo S. Baker, H. K. Wagnon 1953-5-10 12644 Tehama Logging road west of Paskenta in burned area Comment
  JEPS103438  Malvella leprosa Lowell Ahart 2002-11-5 10016 Tehama 12 air mi NW of Orland (E of where Burris Creek runs into Black Butte Lake) 152 Comment
  CHSC116172  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2015-6-22 20248 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC96682  Matricaria discoidea Lowell Ahart 2007-5-8 13716 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  JEPS113147  Matricaria discoidea Lowell Ahart 2007-5-8 13716 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  CHSC82299  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC82298  Medicago praecox Lowell Ahart 2002-4-27 9566 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  JEPS97496  Medicago praecox Vernon H. Oswald and L. Ahart 1995-4-10 6617 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 SW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  CAS-BOT-BC271128  Melica aristata J. M. Tucker; L. K. Mann 1959-7-18 3539 Tehama South Yolla Bolly Mountain 1920 Comment
  CHSC80721  Melica aristata Lowell Ahart 2001-6-16 8872 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  UCD80569  Melica aristata CNPS SN Foothill Team 2005-6-30 SNNR 0449 a Tehama USFS Lassen National Forest, south of the Lassen Trail. 1068 Comment
  JEPS120561  Melica geyeri B. Castro and L. P. Janeway 2004-5-30 1462 Tehama High Cascade Range. Steep NE-facing slope above unnamed tributary from south into Deer Creek; 100 ft above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 1.4 road mi E of major hairpin turn where road drops into Deer Ck canyon. Comment
  UCD87317  Melica geyeri Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  RSA66675  Melica stricta P. A. Munz 1951-7-26 16937 Tehama East slope of South Yolla Bolly Peak. 2317 Comment
  UCD88482  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  UCD88483  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  SEINET198097 Image available Melica stricta var. stricta L. Kellogg 1952-7-15 51 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge Directly S of South Yolla Bolly Mt. 2134 Comment
  CHSC65108  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-31 7160 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
  JEPS106141  Mentha pulegium Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11202 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  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
  CHSC65109  Mentha spicata Vernon H. Oswald; Lowell Ahart 1995-7-31 7161 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
  POM304452  Mentzelia dispersa Alice Eastwood, J. T. Howell 1941-7-9 9725 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CAS-BOT-BC428741  Micranthes californica A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 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
  CHSC65666  Micranthes californica Vernon H. Oswald 1996-3-20 7238 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the preserve. On a grassy slope along the south side of the intermittent stream. 99 Comment
  CAS-BOT-BC429096  Micranthes odontoloma John Thomas Howell 1960-8-19 36128 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  LA83731  Micranthes odontoloma O. H. Kappler; 1946-7-21 Tehama Lassen National Park, Bluff Falls area 1920 Comment
  SEINET3402319  Micropus californicus R. W. Spellenberg, N. Zucker 2011-4-20 14283 Tehama Along CA Hwy. 99 ca. 26 air km NW of Chico, edge of Vina Plains Reserve, 100 m S of Rowles Rd. 65 Comment
  SEINET9360371  Micropus californicus George Hrusa, Hart, Jeff 2000-4-8 15314 Tehama Coyote Creek Conservation Area. Occasional in colonies in dry areas on outer edges of now-dry vernal pools. USGS Quad: W of Gerber 7.5 Comment
  CHSC55188  Micropus californicus var. californicus L. P. Janeway 1991-4-18 3901 Tehama Battle Creek Wildlife Area. On the south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 152 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
  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
  JEPS88503  Microseris acuminata Vernon H. Oswald and Lowell Ahart 1996-4-23 7422 Tehama BLM parcel along Hwy 36 ne Red Bluff (w shore of lake); Cascade Range Foothills, Hog Lake Plateau, Hog Lake 265 Comment
  UCD80108  Microseris acuminata CNPS SN Foothill Team 2006-4-19 SNFN 0446 b Tehama Private Wurlitzer Ranch, on the south side of Pine Creek. 187 Comment
  HSC6022  Microseris acuminata John L. Heywood, D. H. Norris 1968-3-13 1843 Tehama Hwy. 36, ca. 67.74 mi. E of Shasta Co. line Comment
  CHSC78812  Microseris elegans Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC66211  Mimetanthe pilosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7704 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 Comment
  CHSC77800  Mimetanthe pilosa B. Castro; L. P. Janeway 1999-6-21 988 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  CHSC84598  Mimetanthe pilosa Lowell Ahart; John Dittes 2003-9-17 10593 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  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
  JEPS4203  Mimulus Milo S. Baker and H. K. Wagnon 1953-7-11 12814 Tehama logging road w Paskenta (near 10 mi post) 762 Comment
  CDA41669  Mimulus bicolor S. E. Schoenig 1998-7-5 98 -75 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  RSA125976  Mimulus bolanderi E. K. Balls 1957-5-24 22541 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  UC725279  Mimulus cardinalis A. A. Heller 1937-7-21 16172 Tehama between first w crossing on the Deer Creek Road and Deer Creek Meadows; Deer Creek Comment
  UCD167266  Mimulus douglasii John Gibson 2016-3-25 1 Tehama Pettyjohn Rd about one mile east of junction with road to Saddle Camp. About 34 miles west of Red Bluff. From Red Bluff, take Reeds Creek Rd west for 18 miles. Then left onto Pettyjohn Rd. Continue 16 mi.on Pettyjohn Rd to location. Comment
  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
  CHSC118427  Mimulus glaucescens Tim Kask 2016-5-3 268 Tehama Antelope Cr. Drainage, McClure Tr. 10T 0599255 / 4457774 Comment
  SEINET12334050  Mimulus glaucescens Unknown 1974-1 35 Tehama Mill/Deer Creek Study area, 200 yds N of Ponderosa Way on E side of Beaver Creek Crossing 732 Comment
  JEPS104189  Mimulus guttatus Lowell Ahart 2003-8-23 10535 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
  RSA123562  Mimulus guttatus G. D. Barbe 1955-6-21 230 Tehama South shore of Square Lake. 2104 Comment
  RSA50071  Mimulus guttatus G. R. Campbell 1948-6-17 655 Tehama 2 miles south of Vina. Comment
  CAS-BOT-BC151756  Mimulus kelloggii Doris Kildale Gillespie 1930-5-9 9290 Tehama 18 miles west of Mineral on Susanville Road Comment
  UC980577  Mimulus kelloggii Milo S. Baker and H. K. Wagnon 1953-4-26 12549 Tehama w Paskenta (near 5 mi post) 243 Comment
  RSA93501  Mimulus kelloggii Milo S. Baker, H. K. Wagnon 1953-4-26 12549 Tehama 5 mi. W of Paskenta. Comment
  CDA41706  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Highway 32, 1 mile northeast of Potato Patch Campground. Comment
  RSA296387  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-10 12621 Tehama Logging road W of Paskentia near 10 mile post Comment
  RSA90837  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-6-20 12748 Tehama Logging road west of Paskenta near 10 mile post Comment
  UC726425  Mimulus moniliformis A. A. Heller 1941-8-11 16279 Tehama 1/2 mi or more from Sulphur Works entrance Lassen Volcanic National Park; Lassen National Forest Comment
  CHSC88284  Mimulus moschatus Lowell Ahart 2004-6-28 11142 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UC1949184  Mimulus moschatus Barbara Ertter with Brad Olson 1991-7-6 10383 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
  HSC82152  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4916 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  JEPS95722  Mimulus nasutus Vernon H. Oswald and L. Ahart 1995-4-25 6700 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  UC886227  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s Vina; Pine Creek Comment
  CDA13580  Mimulus pilosus G. F. Hrusa 1996-8-17 13504 Tehama Sacramento Valley; Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  JEPS66410  Mimulus pilosus L. R. Heckard and P. Rubtzoff 1971-7-31 2670 Tehama just ne Red Bluff (land-locked lagoon just off river); Sacramento River Comment
  RSA0114938  Mimulus pilosus Lowell Ahart 2013-8-2 18990 Tehama On the south bank of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  UC625477  Mimulus primuloides Frank W. Gould 1938-6-26 467 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  JEPS97277  Mimulus torreyi Lowell Ahart 1995-10-3 7658 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. Comment
  SEINET3079251 Image available Mimulus torreyi Marc Mittleman 1980-8-1 102 Tehama Along Deer Creek, on Rt. 32, 3.9 mi. Sw junction with Rt. 36 Comment
  JEPS88502  Mimulus tricolor Vernon H. Oswald and Lowell Ahart 7425 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Pool W of Hog Lake. 262 Comment
  UCD96102  Mimulus tricolor Dena Grossenbacher; Brian Green 2008-5-6 817 Tehama 0.2 miles northwest of Hog Lake off of Highway 36. 262 Comment
  CHSC55208  Minuartia californica L. P. Janeway 1991-3-28 3864 Tehama Battle Creek Wildlife Area. Just south of and above Battle Creek; 1 1/3 mi east of the Sacramento River. 175 Comment
  CHSC64348  Minuartia californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6493 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 abandoned road on the ridge in the ne corner of the reserve. 219 Comment
  JEPS51396  Minuartia californica Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC80545  Minuartia cismontana Vernon H. Oswald; Lowell Ahart 2001-5-7 10021 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  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
  CHSC81253  Minuartia douglasii Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-15 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 304 Comment
  HSC4082  Minuartia nuttallii Louise Kellogg Jul 1952 22 Tehama Mendocino National Forest, rocky point near road near Squaw Camp and Pole Corral on Boswell Ridge, directly S of S Yolla Bolly Mtn. 2134 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
  CAS-BOT-BC181092  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2255 Comment
  HSC71847  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5846 Tehama Along USFS Rd. 45 1.5 mi. N of Tedoc Gap W side of Mt. Tedoc 1372 Comment
  UC1299500  Minuartia rosei Freed W. Hoffman 1950-7-2 3706 Tehama junction of Round Bottom Mine Road and Regan Meadow Road (2.6 mi w of Regan Meadow); North Coast Ranges Comment
Read comments Sep 12 2011
  CHSC117746  Mollugo verticillata Lowell Ahart; John Dittes 2016-8-25 21272 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
  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
  JEPS88252  Mollugo verticillata Vernon H. Oswald and Lowell Ahart 1996-5-27 7640 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along the creek ca. 0.3 mi. e. of the w. boundary of the reserve...); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  CHSC77351  Monardella odoratissima Heidi West; L. P. Janeway 1999-4-6 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. 201 Comment
  CAS-BOT-BC222060  Monardella odoratissima subsp. pallida A. A. Heller 1937-7-21 15931 Tehama Near the Sulphur Works entrance to Lassen Volcanic National Park Comment
  CHSC28400  Monardella odoratissima subsp. pallida J. D. Jokerst 1979-7-16 288 Tehama Turner Mountain. Rock outcrop at edge of marsh area 1.0 mile W of trailhead of Forest Service trail 3E12. Comment
  RSA764369  Monardella odoratissima subsp. pallida V. A. Funk, L. M. Prince 2003-6-23 12447 Tehama Lassen National Forest, along rt 32, 0.3 mi east of Deer Creek. 1-2 miles before intersection of rts. 32 and 89. 1341 Comment
  UCR130062  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2001-7-7 6911 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
  JEPS76666  Monardella purpurea L. R. Heckard 1972-7-17 2958 Tehama Northwest side of Tedoc Mt. along new road around west of mountain. 1280 Comment
  CHSC66197  Monardella sheltonii Vernon H. Oswald; Lowell Ahart 1996-6-3 7703 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in the dry bed of a rocky flood channel along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 Comment
  CHSC56320  Montia chamissoi K. R. Stern 1986-5-21 8257 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  RSA90814  Montia chamissoi Milo S. Baker, H. K. Wagnon 1953-7-12 12879 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
Read comments Jul 29 2009
  CHSC57825  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1992-4-21 4907 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
  JEPS105189  Muhlenbergia rigens Dean W. Taylor 1992-10-8 13265 Tehama Sourgrass Creek; ca. 8 miles SW of Corning Bluff 85 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
  CHSC70901  Myosurus minimus Vernon Oswald; Lowell Ahart 1998-4-27 8956 Tehama Cannon Rd. 0.6 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  JEPS87181  Myosurus minimus Vernon H. Oswald and Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24) 7.8 (odometer) mi e Hwy 99 (10 mi (air) e of Red Bluff) 289 Comment
  JEPS90884  Myosurus minimus Dean W. Taylor 1990-5-9 11687 Tehama 300 meters n of Stony Creek (along the right-of-way of electrical transmission lines (PG&E Pit-Vaca Line), Sacramento Valley); Sacramento Valley 112 Comment
  CHSC105500  Myriophyllum sibiricum Lowell Ahart; John Dittes 2010-7-17 16848 Tehama In pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  JEPS102236  Nassella cernua L. P. Janeway 2001-5-16 7046 Tehama Vicinity of Williams Butte, Round Valley Road, and Thomes Creek; ; ; Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 365 Comment
  RSA93478  Nassella lepida H. K. Wagnon s.n. Tehama 6 mi west of Paskenta along logging road Comment
  CAS-BOT-BC260114  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding Comment
  CHSC116926  Nassella pulchra J. P. Bergmann 2011-4-26 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  CHSC41068  Nassella pulchra Pauleen Broyles 1982-5-6 543 Tehama The Nature Conservancy Vina Plains Preserve. On w side of Sheep Camp Ditch. 66 Comment
  CHSC86807  Nassella pulchra Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  UCD87445  Nassella pulchra A. A. Beetle 1942-5-19 3301 Tehama 10 miles W of Red Bluff. Comment
  UC1543863  Navarretia capillaris Harold and Virginia Bailey 1948-8-28 3069 a Tehama near Sulphur Creek Campground (in meadow below Ski Hut, Lassen Volcanic National Park); Lassen Volcanic National Park, nr Sulphur Creek Campgrnd 2011 Comment
  CHSC60374  Navarretia divaricata Mary Ann Showers 1992-6-26 2562 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  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
  CHSC84672  Navarretia divaricata subsp. vividior Samantha Mackey Hillaire; Brian Elliott 2003-5-31 327 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In parking area and along roadsides. 978 Comment
  JEPS113319  Navarretia filicaulis L. P. Janeway 2006-8-20 8851 Tehama HIgh Cascade Range. Ridge top between Deer Creek and Nine-mile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Comment
  RSA719176  Navarretia intertexta L. Ahart 2006-7-19 13017 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  UCD80651  Navarretia intertexta subsp. intertexta CNPS SN Foothill Team 2005-6-13 SNFN 0378 c 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
  JEPS70405  Navarretia intertexta subsp. propinqua W. L. Jepson 1927-6-24 12340 Tehama Battle Creek Meadows Mineral 1524 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
  UC1330010  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama 6 mi wsw (in direct line) Paskenta (ridge between Hatch Field and Lake Hollow, Jeffers Ranch) Comment
  UCD48415  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama 6 miles w.s.w Paskenta (in direct line) ridge between Hatch Field and Lake Hollow serpentine soil. Range extension in Calif. 609 Comment
  CHSC57488  Navarretia leucocephala K. Castell-Blanch 1990-4-24 12 Tehama Ca. 14.5 mi n of Chico. 1.7 mi ne of Soto Lake, vernal pool locations. 88 Comment
  UC856835  Navarretia leucocephala A. A. Heller 1914-4-29 11337 Tehama 8 mi s Vina (near Pine Creek) Comment
  UCD36226  Navarretia leucocephala Beecher Crampton 1953-4-29 1152 Tehama Tehama County, 2 miles north of Vina, along US Highway 99E. Comment
  SEINET12318319  Navarretia leucocephala E. D. Osman 1978-1 14 Tehama ca 10 ft S of Cana Pine Creek Road and 3.5 mi NWN of Chico, 0.9 mi W of Hwy 99 59 Comment
  SEINET12326995  Navarretia leucocephala L. J. Newsum 1984-1 9 Tehama Haille Rd., 1/8 mi W off Hwy 99, 15 mi N of Chico 61 Comment
  SEINET3894738  Navarretia leucocephala subsp. bakeri Barbara Ertter, Brad Olson 1993-5-15 11825 Tehama Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff.; 0 183 Comment
  CHSC80050  Navarretia leucocephala subsp. leucocephala L. P. Janeway 2000-5-16 6738 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  UC972152  Navarretia linearifolia subsp. pinnatisecta Helen K. Sharsmith 1951-7-13 4028 Tehama 10.3 mi nw Paskenta (1.6 mi within eastern boundary of Mendocino National Forest, in V of junction between road to Eagle Peak and road to Ball Rock); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  UCD106395  Navarretia linearifolia subsp. pinnatisecta Amelie C. Blyth 1950-7-16 2 Tehama about 5 miles east of Childs Meadow, on Highway 36 and 89. Comment
  JEPS102887  Navarretia mellita Lowell Ahart 2001-6-14 8827 Tehama On the W side of the dirt road that leads to the tower, on the E side of road M2, ca 8 miles W of Paskenta. 609 Comment
  CHSC118051  Navarretia pubescens Daphne K. Christopher; Lowell Ahart, John Dittes, Hannah Stevens. 2003-4-17 192 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail . 767 Comment
  CHSC7091  Navarretia pubescens E. L. Williams 1969-4-26 19 Tehama 100 ft. s of I.W. Williams' barn next to Harry Baker's fence on Evergreen Rd. off Bowman Rd. 137 Comment
  UCD80650  Navarretia pubescens CNPS SN Foothill Team 2005-6-29 SNNR 0437 c Tehama USFS, Lassen National Forest. 969 Comment
  CAS-BOT-BC232752  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-25 16878 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  CHSC101431  Navarretia sinistra subsp. sinistra David Isle 1990-5-2 1539 Tehama Pollard Superior Tree Progeny Site, N of 24N01.2. 1280 Comment
  CHSC4473  Navarretia subuligera C. Glascock 1965-5-15 423 Tehama 12.4 mi. W of Mineral R.S. on Hwy. 36 at N roadside. Comment
  CHSC80052  Navarretia tagetina L. P. Janeway; B. Castro 2000-5-9 6710 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 126 Comment
  JEPS122134  Navarretia tagetina Lowell Ahart, John Dittes 2014-5-16 19486 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  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
  JEPS70477  Navarretia tagetina W. L. Jepson 1938-6-10 18969 Tehama 7 mi s Corning (9 mi n of Orland (Glenn Co.), near Sourgrass Creek, s Tehama Co.) Comment
  CHSC80053  Navarretia viscidula L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6781 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  JEPS118085  Navarretia viscidula Lowell Ahart, John Dittes 2011-6-9 17455 Tehama On both sides of poor a dirt road, sand dune area, 2.2 miles (air) east of Highway 99, 3.5 miles (air) north of Vina 88 Comment
  UC596196  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
  UC967209  Navarretia viscidula L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3381 Tehama 8 mi nw Red Bluff 91 Comment
  UC998342  Navarretia viscidula Milo S. Baker and H. K. Wagnon 1953-6-20 12741 Tehama 1.7 mi e Flournoy (on Corning-Paskenta rd, w Tehama County) Comment
  CHSC105497  Nemacladus capillaris Lowell Ahart; John Dittes 2010-7-17 16867 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
  CHSC77326  Nemacladus montanus L. P. Janeway; B. Castro 1999-6-9 6460 Tehama Vicinity of Dry Creek, west of Red Bank Creek. 316 Comment
  JEPS13025  Nemacladus montanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5354 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  JEPS3211  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-1 2185 Tehama overgrazed hills 5 mi sw Paskenta (Inner North Coast Ranges); , sw of Paskenta 365 Comment
  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
  CHSC27556  Nemophila menziesii W. K. Cheechov 1978-3-24 3 Tehama Ca. 300 ft sw of Reeds Creek Rd. 1.2 mi w of Cottonwood Creek, ca. 16 mi w of Red Bluff. 289 Comment
  CHSC83371  Nemophila menziesii subsp. menziesii L. P. Janeway; Shirley Innecken 2002-3-21 7450 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 320 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
  CHSC67229  Nemophila pedunculata James D. Jokerst 1981-2-23 1243 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  CHSC116928  Odontostomum hartwegii J. P. Bergmann 2011-4-21 Tehama Dye Creek Preserve, Conservation easement. 286 Comment
  JEPS97290  Odontostomum hartwegii Vernon H. Oswald and L. Ahart 1995-4-25 6693 Tehama 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 198 Comment
  RSA125980  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 miles northwest of junction State Highway 36 and US Highway 99. 274 Comment
  CHSC14111  Orcuttia pilosa F. T. Griggs 1974-8-12 145 Tehama 16 miles n of Chico; 200 meters s of Lassen Road, 1/4 mile e of Hwy 99E. In ephemeral pond. Comment
  CHSC52890  Orcuttia pilosa R. D. Stone 1986-7-19 766 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. 64 Comment
  CHSC52892  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Central Valley. Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  CHSC52893  Orcuttia pilosa R. D. Stone 1986-7-24 792 Tehama Central Valley. Vina Plains, 0.9 miles SW of Highway 99 and 1.3 miles due S of its intersection with Rowles Road. Vernal lake. 60 Comment
  JEPS84170  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-11 845 Tehama about 6 mi ne Vina (1.8 mi ene of end of Reed Orchard Road); Central Valley 114 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
  RSA516511  Orcuttia pilosa R. D. Stone 1986-7-24 786 Tehama Vina Plains, 0.3 miles SW of Hwy 99 and 1.1 miles SSE of its intersection with Rowles Road. 63 Comment
  UCD88247  Orcuttia pilosa F. T. Griggs 1973-8-31 s.n. Tehama 16 miles north of Chico. 100 meters south of Lassen Road, approx. 0.5 mile east of Hwy. 99. Comment
  CAS-BOT-BC254351  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CAS-BOT-BC254352  Orcuttia tenuis F. T. Griggs 1973-8-31 128 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CHSC45704  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 843 Tehama Central Valley. 1.5 miles NNE of Dales and 0.25 miles E of Manton Road (County Rd. A-6) ca. 15 miles NE of Red Bluff. Vernal pool. 210 Comment
  CHSC45781  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-4 834 Tehama Central Valley. About 2.5 miles NNE of Vina, third in the series of five Laniger (Leininger) Lakes. Vernal pool. 80 Comment
  HSC89849  Orcuttia tenuis R. D. Stone, Roy E. Buck 1987-8-10 843 Tehama 1.5 mi. NNE of Dales and 0.25 mi. E of Manton Rd., 15 mi. NE of Red Bluff 210 Comment
  JEPS83919  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 844 Tehama 1.1 mi ne Dales (0.3 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 205 Comment
  JEPS84140  Orcuttia tenuis R. D. Stone 1986-7-22 781 Tehama 1.25 mi nw Dales Lake (about 15 mi n of Red Bluff, lowermost and largest of vernal pools); Central Valley, Inks Creek Ranch 179 Comment
  RSA516506  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama About 12 miles NE of Red Bluff and 2.5 miles SW of Dales Lake on Inks Creek Ranch. 179 Comment
  SD131795  Orcuttia tenuis R. D. Stone 1986-7-20 772 Tehama Dales Lake, W side of MantonRoad (County Road A-6) about 15 miles NE of Red Bluff and 1.3 miles NNE of Dales 213 Comment
  UCD37261  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Tehama County, 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. Comment
  UCD88257  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, along State Hwy. 36. Comment
  UCD88260  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Hog Lake, northeast of Redbluff. Comment
  CAS-BOT-BC349979  Oreostemma alpigenum var. andersonii John Thomas Howell 1960-8-18 36072 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  OBI77049  Orobanche fasciculata Anthony Baniaga 2011-6-3 298 Tehama Lassen NF. Along 28N29, game refuge boudnary. Panther Spring quad T27N R2E sec 15 NE of SW 1072 Comment
  CAS-BOT-BC502951  Orobanche vallicola C. R. Quick 1949-9-11 49 -47 Tehama S rim of Mill Creek Canyon, Lassen National Forest Comment
  SEINET10549697  Orthocarpus lithospermoides Mary Susan Taylor 1980-4-12 Taylor 2464 Tehama T24N R1E sw sec 28 Richardson Springs quad; on Howard Wurlitzer Ranch, N side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi E of Meridian Road, ca. 11 mi N of Chico. With L. Ahart & J.D. Jokerst. 122 Comment
  UCD80011  Osmorhiza chilensis CNPS SN Foothill Team 2005-6-8 SNNR 0185 a Tehama USFS Lassen National Forest, above Antelope Creek. 420 Comment
  JEPS100719  Oxypolis occidentalis Dean Wm. Taylor with Glenn Clifton 1992-8-22 13207 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest. 1554 Comment
  UC1299451  Packera clevelandii Freed W. Hoffman 1950-6-30 3533 Tehama w of Paskenta; North Coast Ranges Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  CHSC114612  Packera greenei Brad Penkala 1990-6-7 119 Tehama Yolla Bolla Ranger District. Little Red Mountain, along Forest Service Rd. 1300 Comment
  CHSC56316  Paeonia brownii K. R. Stern 1986-5-21 8256 Tehama Deer Creek Meadows, 1 mi SE of jct of hwy7s 32 and 36. 1402 Comment
  UC634933  Paeonia brownii L. V. Compton 1930-6-3 Tehama 10 mi e Mineral; Upper Circle S Ranch Comment
  CAS-BOT-BC175542  Parnassia palustris John Thomas Howell 1960-8-18 36078 Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC175548  Parnassia palustris P. A. Munz 1951-7-26 16915 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CHSC43051  Paronychia ahartii Pauleen Broyles 1985-4-18 941 Tehama The Nature Conservancy Vina Plains Preserve. S side of Lassen Road, ca 25 m s of the stile crossing fence, and ca 50 m west and north of small vernal pool. 66 Comment
  CHSC64519  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1995-4-10 6612 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary ca. 400 ft s of Pool 4 (n side of the broad swale between the pools and the basalt flow to the south ). 210 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
  JEPS82501  Paronychia ahartii Jean Langenheim 1958-4-19 4480 Tehama along highway 99 between Williams and Oroville; on Tehama gravel plains Comment
Read comments Jul 22 2013
  JEPS86518  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-5 1501 Tehama ca 3.7 air km n confluence of Paynes Creek and De Haven Gulch drainage (se side of ne-draining lower portion of dry creek, tributary to unnamed sw-draining creek, 23 air km ne of Red Bluff); n of confluence of Paynes Creek and De Haven Gulch drainage 185 Comment
  SEINET12217258  Parvisedum pumilum Unknown 1982-1 459 Tehama The Nature Conservancy Vina Plaina Preserve, just s of Lassen Road in central pasture, T24N, R1W, s 70 Comment
  CHSC43464  Pectocarya penicillata Lowell Ahart 1979-4-25 1839 Tehama On a bank along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  JEPS68194  Pectocarya penicillata W. L. Jepson 1899-4-26 21090 Tehama bed of Crane Creek Stivers Ranch Comment
  CHSC63956  Pectocarya pusilla B. Castro; L. Hanson, B. Corbin, L. Janeway, L. Gehrung 1994-4-11 507 Tehama In the Ishi Wilderness, Lassen NF, ca 1 mi NW of lookout at N end of Cohasset Ridge, on trail paralleling Wildcat Ck to Graham Pinery. 914 Comment
  UC1051424  Pectocarya pusilla Francia Chisaki 1956-4-19 679 Tehama 2.1 mi s Plaskenta (on rd to Lowrey) Comment
Read comments Jul 19 2009
  CHSC43768  Pedicularis attollens Vernon Oswald 1985-8-15 1928 Tehama Wilson lake Rd. 0.5 mi e of Hwy 36. 1584 Comment
  JEPS10364  Pedicularis densiflora Jos. Grinnell June 1925 Tehama Mineral Comment
  RSA789831  Pedicularis densiflora R. W. Spjut 2008-3-14 16223 Tehama North Inner Coast Ranges: Mendocino National Forest, FD Rd 3 from Paskenta to Covelo, just above Valley Grassland. 502 Comment
  CHSC77715  Pellaea andromedifolia B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 928 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  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
  HSC1073  Pellaea mucronata Larry Berti 1968-6-15 Tehama 200 yards above the dam on Antelope Cr. Comment
  CDA42752  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta Comment
  HSC96920  Pellaea mucronata var. californica L. Ahart 2004-4-29 10811 Tehama Along the Nomalaki Trail, about 3/4 mi. by trail NW of Dead Rabbit Lake about 1 1/2 mi. NW of Bowers Cr. about 2 1/4 mi. NW of 23N69 about 8 mi. SW of Paskenta 563 Comment
  UC1873656  Pellaea mucronata var. mucronata Barbara Ertter with Brad Olson 1993-5-15 11751 Tehama SW Tehama Co: Round Valley Road (M-4) ca 6 air miles SW of Paskenta, ca 1/2 mile north of Salt Creek Conservation Camp, edge of Mendocino National Forest. Comment
  CHSC68968  Penstemon anguineus Vernon Oswald; Lowell Ahart 1997-7-7 8710 Tehama Forest Route 35 at Jones Camp Creek, north side of the Yolla Bolly-Middle Eel Wilderness east of Rat Trap Gap. 1524 Comment
  SEINET12765189  Penstemon azureus Barbara Ertter, Brad Olson 1991-7-4 10218 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning.; 0 1097 Comment
  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
  CHSC86590  Penstemon azureus var. angustissimus L. P. Janeway 2003-6-14 7831 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank. 780 Comment
  CHSC95187  Penstemon azureus var. angustissimus R. D. Fischer 2005-5-30 788 Tehama Sierra Nevada Mountains, off county road 27N08 ca.6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants growing downstream of Deer Creek camp. 883 Comment
  UCD80793  Penstemon azureus var. angustissimus CNPS SN Foothill Team 2005-6-22 SNNR 0418 Tehama USFS, Lassen National Forest, Ishi Wilderness Area. 1140 Comment
  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
  SDSU10921  Penstemon azureus var. angustissimus R. M. Beauchamp 1965-7-17 Tehama Growing along Hwy 32 near Windy Cut Lookout. Comment
  UC1238927  Penstemon deustus Freed W. Hoffman 1950-7-3 3480 Tehama about 2 mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  UC1034006  Penstemon deustus var. deustus Francis W. Pennell Jul 22 1940-Jul 23 1940 26242 Tehama Route 89 Bluff Falls s Sulphur Works (s of Mount Lassen); , Bluff Falls s of Sulphur Works 1889 Comment
  RSA93500  Penstemon heterophyllus subsp. purdyi Milo S. Baker, H. K. Wagnon 1953-5-30 12725 Tehama A few miles out of Corning towards Paskenta. Comment
  CHSC77802  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-6-3 958 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 356 Comment
  UC704294  Penstemon heterophyllus var. purdyi Frank A. Pitelka 1946-6-15 198 Tehama two mi se Beegum; se of Beegum 502 Comment
  SEINET11262138  Penstemon laetus var. leptosepalus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3945 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  UC1063501  Penstemon laetus var. leptosepalus A. E. Wieslander 1929-6-20 103 Tehama Campbellville Paynes Creek Quad., Campbellville 1219 Comment
  CHSC95159  Penstemon neotericus R. D. Fischer 2005-9-10 845 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. Plant growing along road 6.8 miles from Hwy 32, west side of Deer Creek. 1371 Comment
  UCR124023  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6915 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  NY627270  Penstemon neotericus G. W. Gillett 1953-8-16 337 Tehama Near Diamond Peak 2209.8 Comment
  RSA66672  Penstemon newberryi subsp. berryi Philip A. Munz 1951-7-26 16933 Tehama North slope of South Yolla Bolly Pk. 2348 Comment
  CHSC85276  Penstemon purpusii John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 798 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; gravel moraine at north edge of Square Lake. 2139 Comment
  UC1037361  Penstemon purpusii Douglas Barbe 1955-7-16 182 Tehama e ridge leading to summit of mt. e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
  UC5566438  Penstemon purpusii Rimo Bacigalupi 1934-5-29 2404 Tehama along Paskenta-Covelo Road two mi e Log Spring Ranger Station (on slopes of Goat Mountain); Mendocino National Forest, on slopes of Goad Mountain 1828 Comment
  CAS-BOT-BC239432  Penstemon rydbergii var. oreocharis David D. Keck 1930-7-24 961 Tehama Mineral 1525 Comment
  JEPS88088  Pentagramma triangularis subsp. triangularis Vernon H. Oswald and Lowell Ahart 1996-5-20 7578 Tehama ne of Red Bluff (BLM parcel along Hwy 36, ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  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
  UC1389967  Perideridia kelloggii T. I. Chuang and R. Bacigalupi 1963-8-2 5920 Tehama near Dales (along creek bank) Comment
  UC1949242  Perideridia kelloggii Barbara Ertter with Brad Olson 1991-7-4 10189 Tehama Toomes Camp Rd (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca 23 airmiles W of Corning Comment
  CHSC101421  Perideridia oregana David Isle 1992-7-29 1548 Tehama E of first drainage coming down Forks Ridge from Willow Creek watershed boundary into Thomes Creek watershed. 1676 Comment
  CHSC42655  Perideridia parishii subsp. latifolia Vernon Oswald 1985-7-8 1894 Tehama Hwy 32 1.8 mi sw of Hwy 36. 1414 Comment
  CHSC88232  Persicaria punctata Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11209 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CDA3411  Petrorhagia dubia G. D. Barbe 1985-4-5 4208 Tehama Reed Creek west of Red Bluff. Comment
  HSC71880  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5856 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  HSC13717  Phacelia corymbosa Louise Kellogg 1952-7-12 28 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  UC1039725  Phacelia egena Douglas Barbe 1955-7-16 191 Tehama Mt. Linn (summit) South Yolla Bolly Mountain (w Tehama Co.) 2439 Comment
  UC589695  Phacelia egena Harold and Virginia Bailey 1938-4-16 Tehama Paskenta-Covelo rd 5 mi w Paskenta Comment
  JEPS74156  Phacelia egena Jeffrey Huber 1971-6-10 274 Tehama CA Hwy 36 18 mi e Red Bluff 548 Comment
  RSA93129  Phacelia egena Milo S. Baker, H. K. Wagnon 1953-7-11 12839 Tehama Three miles above Whitlock Camp. 1524 Comment
  SBBG16147  Phacelia heterophylla H. and M. Dearing 1938-6-25 2132 Tehama near Mineral 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
  UC923095  Phacelia heterophylla subsp. virgata Freed W. Hoffman 1950-7-2 3308 Tehama 34.8 mi w Red Bluff; Franklin POint Guard Station Comment
  JEPS1154  Phacelia mutabilis Joseph Grinnell Tehama Mineral 1463 Comment
  JEPS1160  Phacelia mutabilis Jos. Grinnell 1928-6-24 Tehama Mineral 1463 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
  UC2031501  Phacelia mutabilis Barbara Ertter with Brad Olson 1991-7-6 10364 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
  HSC13722  Phacelia mutabilis Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  POM127638  Phacelia procera W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  CHSC105996  Phacelia tanacetifolia B. Castro; L. P. Janeway 2000-4-22 1095 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.5 km northwest of Black Rock; south-facing slope overlooking Mill Creek. At and near mapped spring. 877 Comment
  RSA153473  Phacelia tanacetifolia I. L. Wiggins 1925-3-26 1540 Tehama Above the gorge on Mill Creek. 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
  CHSC35599  Phlox speciosa subsp. occidentalis Thomas W. Nelson; Jane P. Nelson 1980-6-22 5848 Tehama North Coast Ranges. Along forest service rd. 45 1.9 miles north of Tedoc Gap; west side of Mt. Tedoc. 1371 Comment
  UC556434  Phlox speciosa subsp. occidentalis Rimo Bacigalupi 1934-5-29 2407 Tehama along Paskenta to Covelo Road (close to Mendocino-Tehama County line); Mendocino National Forest, Government Flat 1828 Comment
  HSC15923  Phoradendron serotinum subsp. macrophyllum L. T. Gault 1964-3-23 5 Tehama Dry Creek, 1/4 mi. E of Hwy. 99E, Los Molinos Comment
  HSC15922  Phoradendron serotinum subsp. tomentosum L. T. Gault 1964-3-23 6 Tehama S Center St., Los Molinos Comment
  RSA699609  Phyla nodiflora L. Ahart 2004-6-28 11143 Tehama South side of Thomes Creek, about 0.25 mile east of Paskenta. 214 Comment
  CHSC101046  Physalis lancifolia John Dittes; Josephine Guardino 2005-4-13 1545 Tehama Northern Sacramento Valley; east bank of Sacramento River at southern edge of Mill Creek confluence; sand bar in active floodplain of Sacramento River. 62 Comment
  CHSC41108  Physalis lancifolia Pauleen Broyles 1982-7-27 807 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch on west bank in e pasture, ca .5 km s of Lassen Road. 66 Comment
  CAS-BOT-BC60745  Physaria occidentalis John Thomas Howell 1960-8-19 36202 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mountain. 2804 Comment
  RSA0029475  Phytolacca americana David J. Keil, Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Bowman Road on Amen Lane. 135 Comment
  CHSC41011  Pilularia americana Pauleen Broyles 1983-4-21 91 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  UC1037449  Pinus balfouriana Douglas Barbe 1955-7-22 257 Tehama e slope Harvey Peak (also in the saddle between Harvey Pk. and Mt. Linn, South Yolla Bolly Mtns.); South Yolla Bolly Mtns., Harvey Peak 2377 Comment
  CAS-BOT-BC72980  Pinus monticola John Thomas Howell 1960-8-19 36139 Tehama Lassen Volcanic National Park - Brokeoff Mt. Trail 2590 Comment
  SEINET12514757  Pinus monticola D. A. Charlet, R. Tausch 1995-9-28 2216 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. south face 2073 Comment
  UC401402  Pinus monticola W. P. Taylor 1913-8-11 Tehama 2 mi s of s Yolla Bolly Mt. Comment
Read comments Jul 5 2009
  UCD134811  Pinus monticola John M. Tucker; L. K. Mann 1959-7-19 3562 Tehama Ca. .5 mile east of summit of South Yolla Bolly Mountain. Comment
  JEPS48190  Pinus ponderosa W. L. Jepson 1927-6-24 12335 a Tehama Mineral 1524 Comment
  LA6149  Pinus ponderosa Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC76795  Piptatherum miliaceum L. P. Janeway; B. Castro 1999-6-24 6479 Tehama Along the creeklet in Long Gulch about 0.4 mi southwest of South Fork Cottonwood Creek between Cooks Flat and Story Flat. 353 Comment
  CHSC77812  Piptatherum miliaceum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. In drainage. 274 Comment
  UC1543733  Plagiobothrys Harold and Virginia Bailey 1948-8-27 3068 d Tehama near Sulphur Creek Campground meadows below ski hut; Lassen Volcanic National Park 2011 Comment
  CHSC102336  Plagiobothrys austiniae L. P. Janeway 2009-4-4 9721 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC96788  Plagiobothrys austiniae Lowell Ahart; Richard Lansdown 2007-4-25 13696 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff. 270 Comment
  SBBG128091  Plagiobothrys austiniae J. Dittes 2003-3-30 2003 -5 Tehama Sacramento Valley, ca. 12.5 air-mi NNW of Chico, ca. 1.5 air-mi E of State Hwy 99, S of Lassen Rd 71 Comment
  UCR70809  Plagiobothrys bracteatus L. S. Rose 1934-4-21 34243 Tehama 5 mi south of Cottonwood. 107 Comment
  UC1023439  Plagiobothrys bracteatus Milo S. Baker 1953-5-10 12617 Tehama bed of winter pool above logging road west of Paskenta (bet. 7 and 8 mi posts) 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
  UCD21097  Plagiobothrys fulvus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 273 Tehama Thomes Creek Ecological Reserve. As the crow flies, 6 miles NW of the town of Corning. Pool # THO002. Comment
  SEINET12332652  Plagiobothrys glyptocarpus Unknown 1982-1 844 Tehama The Nature Conservancy Vina Plains Preserve 68 Comment
  CHSC64509  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1995-4-3 6562 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. Along the unimproved road and the airstrip sw of the Old Hwy. Pool. 216 Comment
  CHSC65721  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1996-4-3 7283 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  UC1042332  Plagiobothrys greenei John Thomas Howell 1954-4-6 29193 Tehama 6 mi s Corning Comment
  CAS-BOT-BC231013  Plagiobothrys hispidulus Alice Eastwood; John Thomas Howell 1941-7-9 9812 Tehama Government Flat Comment
  CHSC102695  Plagiobothrys hispidulus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16310 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  UC765636  Plagiobothrys humistratus R. F. Hoover 1937-5-19 2247 Tehama near Vina Comment
  CDA15856  Plagiobothrys leptocladus G. F. Hrusa, J. Hart 2000-4-8 15301 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC79701  Plagiobothrys nothofulvus L. P. Janeway; B. Castro 2000-4-21 6667 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  CHSC83876  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  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
  JEPS113144  Plagiobothrys nothofulvus Lowell Ahart 2007-5-8 13717 Tehama On both sides of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  RSA66989  Plagiobothrys scouleri var. hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC54000  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1991-5-9 4549 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the large pond at the entrance kiosk. 112 Comment
  JEPS88451  Plagiobothrys scriptus Vernon H. Oswald and Lowell Ahart 1996-4-3 7292 .2 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, on n side of intermittent stream 0.4 mi e of dirt lane along w side of parcel, nw side of Sacramento Valley); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  CHSC96785  Plagiobothrys stipitatus var. micranthus Lowell Ahart; Richard Lansdown 2007-4-25 13694 Tehama On the bottom of a very small drainage, southeast of a small farm pond, on the south side of Vestal Road, about 4.2 miles west of the intersection of Cannon Road and Reeds Creek Road, about 20 miles (air) west of Red Bluff. 288 Comment
  JEPS104060  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2003-6-11 10239 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
  SEINET10781223  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2011-6-9 Ahart 17433 -A Tehama T24N, R2W, undesignated section. Rio De Los Molinos Land Grant. Normal size plants, on damp bare rocky dark clay soil, on the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vine. Valley Grassland. 81 Comment
  SEINET13752230 Image available Plagiobothrys stipitatus var. micranthus Richard R. Halse 2015-1 9327 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  SEINET7072735  Plagiobothrys stipitatus var. stipitatus A. G. Vestal 1963-5-9 s.n. Tehama About 11.8 miles northeast of Chico on Route 99. UTM Zone 10, 586115mE, 4416669mN. Coordinate datum: NAD 27.) Comment
  UC725380  Plagiobothrys tener var. tener A. A. Heller 1938-7-28 15292 Tehama on the Mineral-- Mt. Lassen Highway (near the junction with the old road) Comment
  CHSC41020  Plantago coronopus Pauleen Broyles 1982-5-21 635 Tehama The Nature Conservancy Vina Plains Preserve. Ca .5 km south of Lassen Road. 66 Comment
  CHSC54013  Plantago elongata Vernon H. Oswald; Lowell Ahart 1991-5-9 4572 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northwest of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  JEPS95691  Plantago elongata Vernon H. Oswald and L. Ahart 1995-4-10 6609 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
  CHSC60121  Plantago erecta Jean A. Graham 1988-4-10 7 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd. 2 mi w of Mendocino National Forest boundary. 377 Comment
  CHSC65744  Plantago erecta Vernon H. Oswald; Lowell Ahart 1996-4-3 7293 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of the Sacramento Valley. Common and widespread in grassy upland (collected from gravel on the flood plane of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel). 103 Comment
  CHSC83880  Plantago erecta Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10110 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
  JEPS104199  Plantago erecta Lowell Ahart 2003-4-17 10110 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  CDA6623  Plantago lanceolata L. Ahart, J. Dittes 2003-6-11 10249 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
  CHSC41022  Plantago lanceolata Pauleen Broyles 1982-6-24 770 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch ca. 45 m south of Lassen Road in e pasture. 70 Comment
  SEINET6990035  Plantago lanceolata R. A. Evers, Clara V. Evers 1975-8-23 115017 Tehama Yellow pine forest, 2 miles (3.2 kilometers) west of Mineral. Elevation, about 4400 feet. Comment
  JEPS29539  Plantago major John Thomas Howell 1960-8-20 36259 Tehama near Lassen Volcanic National Park (Morgan); Morgan 1463 Comment
  SBBG1176  Platanthera dilatata var. leucostachys H. and M. Dearing 1938-6-22 2092 Tehama Deer Crk bog Comment
  UCD138978  Platanthera dilatata var. leucostachys J. M. Tucker; L. K. Mann 1962-7-29 3632 Tehama Tehama Co.; ca. 3 mi. east of the summit of South Yolla Bolly Mountain and 3/4 mi. north of Ovenlid. 1981 Comment
  JEPS75814  Platanthera sparsiflora Todd and Virginia Keeler-Wolf 1971-7-28 398 Tehama Last Camp Yolla Bolly Mountains 2194 Comment
  CHSC67260  Platanus racemosa James D. Jokerst 1981-2-23 1253 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS88413  Platanus racemosa Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7261 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau, flood plain of Pa 152 Comment
  JEPS51628  Platystemon californicus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo Road 6 mi w Paskenta Comment
  CAS-BOT-BC92252  Platystemon californicus D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 33 Tehama On Highway 36 at the intersection with Beegum Creek. 396 Comment
  HSC96708  Platystemon californicus Jeff Enor, Heather Nichols, Bryan Wassom 1999-4-17 17 Tehama Beeghum Gorge, Hwy. 36 430 Comment
  JEPS94164  Plectritis ciliosa subsp. ciliosa Vernon Oswald and Lowell Ahart 1998-4-21 8927 Tehama Round Valley Rd. (M4) w. Paskenta (.4 mi. w. of Newville Rd.); Inner N. Coast Ranges 329 Comment
  CHSC55290  Plectritis ciliosa subsp. insignis L. P. Janeway 1991-4-11 3889 Tehama Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC57527  Plectritis macrocera B. G. Clark 1987-4-6 16 Tehama South side of Hogsback Rd 3.8 mi east of Hwy 99. Approx 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  CHSC64378  Plectritis macrocera Vernon H. Oswald; Lowell Ahart 1995-3-19 6537 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. In the ne corner of the reserve, ca. 300 ft w of Manton Rd. 225 Comment
  JEPS88436  Plectritis macrocera Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7267 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on s. side of Paynes Creek, n.e. corner Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  HSC1737  Poa annua Larry Berti 1969-5-9 67 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UCD90293  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Howell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  CHSC54026  Poa bulbosa Vernon H. Oswald 1991-4-3 4484 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. 88 Comment
  CHSC65712  Poa bulbosa Vernon H. Oswald; Lowell Ahart 1996-4-3 7301 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  HSC10655  Poa bulbosa C. S. Chavez 1965-4-30 58 Tehama 30 mi. W of Mineral on Hwy. 36 Comment
  JEPS101927  Poa pratensis Dean Wm. Taylor with David C. Randall 1976-7-8 6058 Tehama 5 mi upstream of confluence with Deer Creek along Hwy 32 Cub Creek; Cub Creek Watershed 1894 Comment
  RSA141234  Poa pratensis J. M. Tucker 1959-7-18 3534 Tehama South Yolla Bolly Mountain 1921 Comment
  UCD18751  Poa secunda Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 44 Tehama 2.5 miles east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  SEINET11689126  Poa secunda Unknown 1982-1 545 Tehama The Nature Conservancy Vina Plains Preserve, near Sheep Camp Ditch 68 Comment
  CHSC65795  Poa secunda subsp. secunda Vernon H. Oswald; Lowell Ahart 1996-4-8 7344 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S side of the gravel road 0.9 mi W of the parking lot on Hwy. 36. 254 Comment
  CHSC89014  Poa secunda subsp. secunda Pat Sater 2001-4-29 Tehama Tehama Wildlife Area. 500 yds south of Grapevine Creek Slab on Powerline Road. UTM: 10 05992930 E, 4449270 N. 621 Comment
  UC1586607  Poa secunda subsp. secunda Vernon H. Oswald and Lowell Ahart 1991-5-9 4567 Tehama ca 6.5 mi nne Red Bluff (w side of Paynes Creek near Sacramento River, Recreation Area ca 1.5 mi ne of Bend Bridge over Sacramento River); Paynes Creek Recreation Area 106 Comment
  UCD90491  Poa secunda subsp. secunda A. A. Beetle 1942-5-19 3290 Tehama Near Cold Fork. Cold Fork Experimental Plot. Comment
  CAS-BOT-BC244268  Podagrostis humilis George W. Gillett 1957-8-18 1098 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mountain trail, from Sulphur Works checking station up 0.25 mile to stream crossing near extensive talus formation 2103 Comment
  UC1042333  Pogogyne zizyphoroides John Thomas Howell 1954-4-26 29192 Tehama 6 miles south of Corning Comment
  HSC93480  Polanisia dodecandra subsp. trachysperma G. Fred Hrusa 1996-8-17 13511 Tehama Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, adjacent to Hwy. 5 200 Comment
  RSA0114936  Polanisia dodecandra subsp. trachysperma Lowell Ahart 2013-8-2 18992 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  SEINET13190992 Image available Polanisia trachysperma Unknown 1970-6-18 Tehama From Antelope Creek, 6 mi. W. of Red Bluff Comment
  JEPS124017  Polygonum aviculare Lowell Ahart, John Dittes 2015-8-5 20468 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC413951  Polygonum aviculare subsp. aviculare Alice Eastwood 1912-8-22 1802 Tehama Morgans Springs, Lassen Butte Region Comment
  CAS-BOT-BC109127  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama On Wright-Graham ranch, South Power House Road, 1.5 mile south of Manton. Comment
  CHSC66057  Polygonum bidwelliae Vernon H. Oswald 1996-5-6 7510 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.2 mi N of the gravel road and 0.2 mi W of the Jeep Trail. 213 Comment
  HSC1780  Polygonum bidwelliae Larry Berti 1969-5-9 85 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UC525865  Polygonum bidwelliae L. V. Compton 1930-6-19 Tehama 3 mi w Payne's Creek; Meadow Ranch Comment
  UCD77949  Polygonum bidwelliae Robert E. Preston 2000-5-28 1352 Tehama On n-facing slope between Hog Lake and Paynes Creek. 213 Comment
  JEPS50506  Polygonum bistortoides Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  JEPS87928  Polygonum bistortoides Barbara Ertter, Brad Olson 1991-7-6 10399 Tehama ca 1 mi s Ball Rock (Rocky Cabin meadow, 1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  RSA105334  Polygonum bistortoides G. D. Barbe 1955-7-19 221 Tehama Rocky Cabin Spring, E of Cold Spring Rootstock deep and tenacious. 1890 Comment
  CDA13787  Polygonum californicum G. F. Hrusa 1996-8-17 13503 Tehama Sacramento Valley; Flats above creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  UCD80667  Polygonum californicum CNPS SN Foothill Team 2006-4-5 SNFN 0441 b Tehama Wurlitzer Ranch (private), at the apex of a ridgeline south of Pine Creek. 473 Comment
  UC1001301  Polygonum davisiae Louise Kellogg 1952-7-12 25 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  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
  CAS-BOT-BC414606  Polygonum douglasii P. A. Munz 1951-7-18 16672 Tehama N. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama - Trinity County 1950 Comment
  JEPS104105  Polygonum douglasii subsp. douglasii Lowell Ahart 2003-8-23 10524 Tehama About 80 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  UC1025118  Polygonum douglasii subsp. douglasii Douglas Barbe 1955-7-17 214 Tehama Cold Spring Camp; w Tehama Co. 1889 Comment
  JEPS66413  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-7-31 2674 Tehama land-locked lagoon off Sacramento River (just ne of Red Bluff) Comment
  CHSC96676  Polygonum parryi Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13829 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  CDA34746  Polygonum punctatum L. Ahart, John Dittes 2010-10-4 17285 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  UC1607639  Polygonum punctatum Barbara Ertter 1993-11-8 12305 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
Read comments Jul 16 2009
  JEPS127115  Polygonum spergulariiforme Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21358 Tehama About 100 yards south of Highway 89. Comment
  JEPS104174  Polypogon australis Lowell Ahart 2003-6-11 10276 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
  CHSC64743  Polypogon maritimus Vernon H. Oswald 1995-5-28 6789 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of the stream on the s side of the ridge crossing the nw corner of the reserve. 201 Comment
  CHSC86786  Polypogon maritimus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  CHSC96680  Polypogon maritimus Lowell Ahart 2007-5-8 13756 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
  UCD91168  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama Tehama County, 0.5 mile east of Paskenta, along Thomes Creek. Comment
  CHSC77636  Polypogon monspeliensis Heidi West; Jenny Marr, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. 228 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
  CHSC116666  Polystichum imbricans subsp. imbricans Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20698 A Tehama On the north side of Deer Creek Trail, between the fish ladder and Big Leaf Pond, about 1-3/4 miles by trail to Highway 32. 883 Comment
  JEPS127260  Polystichum imbricans subsp. imbricans Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20698 Tehama Near the fish ladder on Deer Creek, about 2 miles by trail do Highway 32. Comment
  CHSC75403  Populus fremontii Ben Myhre 1997-3-14 10 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC19886  Populus fremontii subsp. fremontii Dolores Gault 1964-3-23 10 Tehama Dry Creek, 0.25 mi. E of Hwy. 99 Comment
  JEPS101405  Porterella carnosula Dean W. Taylor 1997-6-25 16096 Tehama margin of Pear Lake; Lassen National Forest 1920 Comment
  SEINET11935013  Portulaca oleracea Unknown 1982-1 805 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  JEPS101032  Potamogeton diversifolius Dean W. Taylor 1993-5-14 13443 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek 186 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
  CHSC57838  Potamogeton nodosus Vernon H. Oswald; Lowell Ahart 1992-4-21 4922 Tehama Finley Lake on Hogsback Rd. (Forest Rd. 28N24), ca. 5.5 mi (air) SE of Paynes Creek. 850 Comment
  CHSC78699  Potentilla glandulosa subsp. glandulosa L. P. Janeway; B. Castro 2000-6-11 6797 Tehama High North Coast Ranges. Twin Springs; north side of Raglin Ridge along Raglin Road. 1250 Comment
  UC54358  Potentilla gracilis H. M. Hall and E. B. Babcock July 1-2, 1903 4358 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC540578  Potentilla gracilis var. fastigiata Alice Eastwood 1912-8-22 1903 Tehama Battle Creek Meadows, Lassen Butte Region 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
  CHSC60398  Prunus emarginata Mary Ann Showers 1992-6-26 2588 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  UC1128321  Prunus emarginata P. L. Johannsen 1936-9-1 1006 Tehama 2 1/4 mi e Junction Deer Creek and Smokey Creek (Lassen National Forest); Lassen National Forest 1310 Comment
  SEINET10450009  Prunus emarginata Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2846 Tehama 14 miles e of mineral on cal hwy 36, at camp in gurnsey national forest, Andrositic flow, abies concolor, pinus ponderosa, p. Flexilis and pseudotsuga Menziesii Comment
  UC54464  Pseudostellaria jamesiana H. M. Hall and E. B. Babcock July 1-2, 1903 4335 Tehama near Morgan (Mill Creek Canyon, Mount Lassen); Mount Lassen, Mill Creek Canyon 1554 Comment
  UC1002621  Pseudostellaria jamesiana Milo S. Baker and H. K. Wagnon 1953-7-12 12896 Tehama 5.3 mi above Whitlock Camp (county road, West Tehama County) 1828 Comment
  CHSC55189  Psilocarphus brevissimus var. brevissimus L. P. Janeway 1991-4-18 3895 Tehama Battle Creek Wildlife Area. On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC61952  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4352 Tehama Southwest side of Hwy 99, 1.0 mi southeast of Lassen Road. Within the right-of-way fence. 65 Comment
  CHSC61953  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4351 Tehama Southwest side of Hwy 99, 0.8 mi southeast of Lassen Road. Within the right-of-way fence. 64 Comment
  CHSC77313  Psilocarphus brevissimus var. brevissimus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of North Fork Stony Creek and Newville. 201 Comment
  CHSC55086  Psilocarphus oregonus L. P. Janeway 1991-5-11 3952 Tehama Battle Creek Wildlife Area. Ca 1/4 mi south of Battle Creek and ca 1 1/2 mi east of the Sacramento River. In rut of dirt road. 169 Comment
  CHSC86054  Psilocarphus oregonus Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 243 Comment
  JEPS88381  Psilocarphus oregonus Vernon H. Oswald and Lowell Ahart 1996-4-15 7365 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (nw side of Valley, on bed of vernally flooded drainage on s side of intermittent stream ca. 0.1 mi e of lane); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CAS-BOT-BC148613  Ptelea crenulata Doris Kildale Gillespie 1930-5-9 9277 Tehama 12 miles west of Paynes Creek on Susanville Road Comment
  JEPS118590  Ptelea crenulata B. Castro, L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north Ponderosa Way. Barkley Mountain 7.5' quad. Comment
  JEPS88284  Ptelea crenulata Vernon H. Oswald and Lowell Ahart 1996-5-6 7530 Tehama ne of Red Bluff (BLM parcel along Hwy 36, slope above Paynes Creek); Cascade Range Foothills, Hog Lake Plateau 152 Comment
  CHSC66498  Pterostegia drymarioides Vernon H. Oswald; Lowell Ahart 1996-5-20 7575 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing at the base of a large rock on the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  RSA0082802  Pyrola aphylla J. R. Shevock 1972-7-24 2198 Tehama Hwy 32, S. of Lassen Park. 1280 Comment
  CHSC82371  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  HSC75050  Pyrola dentata J. P. Smith, Thomas W. Nelson 1978-7-22 10041 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  UC1553507  Pyrola picta E. Dean 1988-8-2 162 Tehama S of Round Mtn. S side of Forest Rd. 35 at turnoff to Red Mtn. 1706 Comment
  UC1873674  Pyrola picta Barbara Ertter with James R. Shevock 1992-6-14 11223 Tehama Lassen Trail 15 miles SW of Highway 32, ca 9 airmiles S of Mineral on Mill Creek Plateau, 14.5 miles NE of Ponderosa Way junction. Comment
  CHSC77581  Quercus berberidifolia B. Castro; L. P. Janeway 1999-5-5 920 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 304 Comment
  SEINET10730811  Quercus berberidifolia Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 903 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta. T23N R7W S28. 654 Comment
  CAS-BOT-BC86621  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama near Red Bluff Comment
  HSC68098  Quercus douglasii J. P. Smith, J. O. Sawyer 1971-5-22 4641 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  UC1135442  Quercus douglasii P. L. Johannsen 1936-9-10 1007 Tehama 1 mi ene junction Smoky Creek and Deer Creek; Paynes Creek Quad. 883 Comment
  CAS-BOT-BC86111  Quercus dumosa C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  CAS-BOT-BC79597  Quercus durata C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  JEPS76647  Quercus durata L. R. Heckard 1972-6-18 2978 Tehama n of Mt. Tedoc (trail down Wells Creek); Wells Creek 1158 Comment
  HSC72225  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-23 5865 Tehama Along Pettyjohn Rd., 0.5 mi. E of junction with road to Saddle Camp 915 Comment
  CAS-BOT-BC94265  Quercus garryana Alice Eastwood; John Thomas Howell 1941-7-9 9785 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CDA21919  Quercus garryana var. breweri G. D. Barbe 1975-10-24 2099 Tehama On Plum Creek Road, 4.5 miles (7.2 km) southeast of Paynes Creek (Highway 36). 0 Comment
  UC1135626  Quercus garryana var. semota P. L. Johannsen 1936-8-27 17677 Tehama 0.25 mi n Panther Creek and Deer Creek junction; Paynes Creek Quad. 914 Comment
  POM160293  Quercus kelloggii J. G. Lemmon 1891-7-25 s.n. Tehama Mill Creek Canyon Comment
Read comments Jul 5 2013
  HSC8308  Quercus wislizeni John L. Heywood, D. H. Norris 1968-3-31 1883 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  UC54722  Quercus wislizeni W. W. Mackie 1902-10-22 Tehama w of Paskenta Comment
  CHSC102374  Quercus wislizeni var. wislizeni L. P. Janeway 2009-3-28 9675 Tehama Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC86984  Quercus wislizeni var. wislizeni Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC61408  Raillardella scaposa Vernon H. Oswald; Lowell Ahart 1993-8-18 5831 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard, near the S boundary of the park. On scree N of the highest point on the ridge. 2468 Comment
  RSA31773  Ranunculus alismifolius var. hartwegii A. A. Heller 1938-5-21 15096 Tehama S of Child's Meadows. 1372 Comment
  CHSC57829  Ranunculus alismifolius var. lemmonii Vernon H. Oswald; Lowell Ahart 1992-5-6 4938 Tehama SW edge of Hwy. 36 (between the highway and the fence line) immediately S of Wilson Lake Rd. (County Rd. 769, Forest Rd. 29N63), between Gurnsey Creek Campground and Childs Meadows. Border of a meadow. 1484 Comment
  HSC81283  Ranunculus alismifolius var. lemmonii Richard Spjut 1981-5-4 6635 Tehama Near Childs Meadows, 50-60 mi. E of Red Bluff on Hwy. 36 1448 Comment
  CHSC66499  Ranunculus arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7582 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  JEPS104797  Ranunculus bonariensis var. trisepalus Dean W. Taylor 1995-5-24 14937 Tehama about 5 miles S Red Bluff; Coyote Creek 1.5 miles west of Paskenta Road 167 Comment
  CHSC65703  Ranunculus canus Vernon H. Oswald; Lowell Ahart 1996-3-25 7259 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In woodland bordering Paynes Creek in the NE corner of the parcel. 152 Comment
  JEPS88510  Ranunculus canus Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7259 Tehama BLM parcel along Hwy. 36 ne of Red Bluff (bordering Paynes Creek in ne corner of parcel, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 152 Comment
  CHSC62944  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1994-4-6 6082 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC67296  Ranunculus hebecarpus James D. Jokerst 1983-4-3 1703 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., along Zimmershed Creek ca. 0.25 mi E of the powerlines ca. 50 m N of the creek. 152 Comment
  CHSC66500  Ranunculus muricatus Vernon H. Oswald; Lowell Ahart 1996-5-20 7608 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  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
  SBBG2268  Ranunculus occidentalis var. dissectus H. and M. Dearing 1938-6-22 2079 c Tehama Deer Crk above Potato Patch camp 1219 Comment
  SEINET198082  Ranunculus occidentalis var. ultramontanus L. Kellogg 1952-7-13 36 Tehama Mendocino National Forest ; Near Ovenlid at start of trail to Square Lake and S Yolla Bolly Mtn N Coast Ranges 1768 Comment
  CHSC65971  Rhamnus ilicifolia Vernon H. Oswald; Lowell Ahart 1996-4-23 7420 Tehama Cascade Range Foothills. Hog Lake Platerau. BLM parcel along Hwy. 36 NE of Red Bluff. Twigs from a shrub growing in upland along the W shore of Hog Lake. 265 Comment
  JEPS32571  Rhamnus tomentella subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Paskenta-Covelo Road Mud Flat (Mud Flat); Inner North Coast Range, Mud Flat 609 Comment
  CHSC44288  Rhamnus tomentella subsp. tomentella V. Oswald; R. Schlising 1988-6-10 3369 Tehama Trail just e of Dead Rabbit Lake. 548 Comment
  CHSC64920  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1995-6-13 68568 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi. n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Single shrub ca. 15 dm growing on an outcrop along the s side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC66037  Rhus aromatica Vernon H. Oswald; Lowell Ahart 1996-5-6 7517 Tehama BLM parcel along Hwy. 36 NE of Red Bluff, Cascade Range foothills 124 Comment
  CAS-BOT-BC168882  Ribes lobbii Milo S. Baker 1940-8-13 9802 Tehama Government Flat Comment
  JEPS94528  Ribes lobbii Vernon Oswald and Lowell Ahart 1997-6-10 8558 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  UC1037479  Ribes lobbii Douglas Barbe 1955-7-22 237 Tehama w Oven Lid (on the trail to Square Lake approx. 500 ft from the Jeep road) 2072 Comment
  RSA0021140  Ribes lobbii G. D. Barbe 1955-7-22 237 Tehama Approx. 500 ft. from the Jeep road, west of Oven Lid, on the trail to Square Lake. 2073 Comment
  CHSC61984  Ribes roezlii Robert S. Compton 1993-4-17 26 Tehama 42 mi from Chico e on Hwy 32 at Rattlesnake Creek. Collected along the roadside. 1000 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
  RSA0018041  Ribes roezlii P. A. Munz 1951-7-26 16958 Tehama South base of South Yolla Bolly Peak. 2058 Comment
  UCSB63966  Ribes roezlii Jokerst, James 1983-4-2 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd; S of (below) the first ridge; S of Pine Creek in area of Native American Shelters: T23N R1E center SW'/i Sect. 26 441 Comment
  CHSC115781  Ribes roezlii var. roezlii Lowell Ahart; John Dittes 2015-8-5 20460 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UC1037448  Ribes sanguineum var. glutinosum Douglas Barbe 1955-7-16 197 Tehama e ridge leading to summit South Yolla Bolly Mtn. (Mt. Linn) 2316 Comment
  CHSC102231  Rigiopappus leptocladus L. P. Janeway; B. Castro 2009-4-25 9777 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of the ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  CHSC43629  Rigiopappus leptocladus Vernon Oswald 1986-6-18 2128 Tehama Round Valley Rd. (M4) at the intersection of Board Ridge Rd. 1584 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
  JEPS104021  Rigiopappus leptocladus Lowell Ahart 2003-4-17 10116 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  HSC79329  Rigiopappus leptocladus J. Heywood, D. H. Norris 1968-3-31 1908 Tehama Hwy. 36 ca. 4.0 mi. E of Shasta Co. line Comment
  RSA92979  Rigiopappus leptocladus Milo S. Baker, H. K. Wagnon 1953-5-30 12603 Tehama Logging road west of Paskenta near 6 mile post. Comment
  JEPS94525  Rorippa curvisiliqua Vernon Oswald and Lowell Ahart 1997-6-10 8560 Tehama between Paskenta and Covelo on M2 (23N69) 0.1 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1821 Comment
  CHSC84268  Rosa californica Lowell Ahart; John Dittes 2003-6-11 10254 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
  CDA26256  Rosa gymnocarpa L. Ahart 2001-8-28 9182 Tehama 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. Comment
  HSC75394  Rosa gymnocarpa J. O. Sawyer 1980-6-20 3569 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  JEPS128464  Rosa gymnocarpa var. serpentina Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -065 Tehama 1.75 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  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
  POM353037  Rostraria cristata L. C. Wheeler 1935-5-23 3519 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  CHSC66206  Rubus armeniacus Vernon H. Oswald; Lowell Ahart 1996-6-3 7710 .2 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Ceek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  JEPS87929  Rumex salicifolius var. denticulatus Barbara Ertter, Brad Olson 1991-7-5 10304 Tehama Long Gulch Little Crane Creek (se corner of ranch, confluence of Big and Little Crane Creeks, ca 15 air mi wnw of Red Bluff); Metzger Ranch (= Stiver's Ranch) 213 Comment
  UC936219  Rumex salicifolius var. salicifolius Helen K. Sharsmith 1951-7-11 4015 Tehama 0.3 mi beyond Anthony Peak road junction (Covelo-Paskenta road, just within w boundary of Tehama County); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  CHSC72534  Rupertia hallii Ann Willyard 1998-8-1 118 Tehama Ponderosa Way, about 0.75 miles NE of Campbellville, 0.3 road miles N of logging spur 280H. Revisit of 1936 collection side of Johannsen. UTM: 10 609496E 4431468N. 1219 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
  CHSC95129  Rupertia hallii L. P. Janeway 2006-8-20 8858 Tehama High Cascade Range. Near head of Ninemile Creek, between Road 26N15 and the ridge top, 4.7 road km west of Soda Springs and Hwy 32; 1.1 air km west of Ike Dye Hill. Southeast-facing slope. 1253 Comment
  SD241821  Rupertia hallii Dean William Taylor 1997-6-6 16028 Tehama Campbell Ridge; Lassen national Forest; along road from Campbellville to Baccalia Cabin; on south-side of ridge in Pine Creek drainage (Devils Parade Ground 7.5'Q) 990 Comment
  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
  JEPS123920  Sagina procumbens Lowell Ahart, John Dittes 2015-8-6 20491 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
  CHSC115786  Sagina saginoides Lowell Ahart; John Dittes 2015-8-6 20492 Tehama 30 yards east of the camping area, west side Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC117713  Sagina saginoides Lowell Ahart; John Dittes 2016-8-25 21298 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CAS-BOT-BC103349  Salix bonplandiana L. E. Smith 1914-3-1 608 Tehama [Reed] Reeds Creek Comment
  CAS-BOT-BC103356  Salix bonplandiana L. E. Smith 1914-3-1 609 Tehama [Reed] Reeds Creek Comment
  CAS-BOT-BC103360  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC103363  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff 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
  SBBG128039  Salix exigua L. Ahart, J. Dittes 2010-7-19 16892 Tehama gravel bar ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  LA208674  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  UC481902  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 403 Tehama 2 km. e Mineral (S. Fork Battle Creek) 1500 Comment
  UC481989  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 372 Tehama 1.7 km. w Mineral (S. Fork Battle Creek); ; <Note on written label: Mill Cr.> 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
  RSA5716  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CAS-BOT-BC106895  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  UC525939  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Hwy. 8.9 mi from Mineral; Lassen Volcanic Nat'l Park 2011 Comment
  CHSC77374  Salix laevigata Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 304 Comment
  CHSC77790  Salix laevigata B. Castro; L. P. Janeway 1999-6-10 976 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. 298 Comment
  CHSC79359  Salix laevigata B. Castro; L. P. Janeway 2000-4-12 1067 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of Sour Grass Creek. 124 Comment
  JEPS14850  Salix laevigata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  UC600423  Salix lasiandra subsp. lasiandra H. F. Copeland 1931-8-9 Tehama near Mineral Mineral Comment
  CHSC102342  Salix lasiolepis L. P. Janeway 2009-3-28 9690 Tehama Cascade Range Foothills. Tehama Wildlife Area; around a rustic campsite at the Powerline Road ford of Little Grapevine Creek. 462 Comment
  CAS-BOT-BC128322  Salix lasiolepis var. lasiolepis P. A. Munz 1951-7-27 16957 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CAS-BOT-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
  LA208884  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  LA208887  Salix lemmonii C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Lassen Volcanic National Park, Mt. Lassen Hwy., 0.6 mi. N of Sulphur Works Checking Station 2042 Comment
  POM362832  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  UC481903  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 401 Tehama 2 km. e Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525919  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UCD111698  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, and 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
  CAS-BOT-BC125070  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 379 Tehama South Fork of Battle Creek, 1.7 km. northeast of Mineral, on the Mount Lassen Highway 1570 Comment
  UC482002  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama 1.7 km. n.e. Mineral (Mt. Lassen Hwy., S. Fork Battle Creek); S. Fork Battle Creek 1570 Comment
  UC482003  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 379 Tehama 1.7 km. n.e. Mineral (Mt. Lassen Hwy., S. Fork Battle Creek, at <creek> crossing); S. Fork Battle Creek 1570 Comment
  RSA201334  Salix lucida subsp. lasiandra J. T. Howell 1960-8-20 36234 Tehama Morgan. Near Lassen Volcanic National Park. 1463 Comment
  JEPS117343  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  RSA695516  Salix melanopsis L. Ahart, John Dittes 2003-6-11 10260 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  CHSC9687  Salix nigra E. L. Smith 1971-9-11 1059 Tehama At Singer Creek ca. 13 mi n of Chico. Comment
  CAS-BOT-BC129032  Salix scouleriana John Thomas Howell 1961-6-20 36576 Tehama Sulphur Works entrance - Lassen Volcanic National Park 2011 Comment
  SBBG27422  Salix scouleriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy, 7.9 mi NE of Mineral 1981 Comment
  SBBG57983  Salix scouleriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Mt Lassen Hwy, 7.9 mi NE of Mineral 1981 Comment
  CHSC113910  Salvia columbariae Lowell Ahart 2014-5-8 19451 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  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
  CHSC57191  Salvia columbariae Kate A. Hanson 1977-3-31 Tehama Ca 1 m e of Newville Rd ca 0.8 km n of jct of Round Valley Rd and Newville Rd ca. 40 km wnw of Corning. 300 Comment
  JEPS62664  Salvia columbariae Virginia Long Bailey 1938-4-16 Tehama 5 mi w Paskenta Comment
  HSC97900  Salvia sonomensis J. Carey, A. Hong, J. Leffingwell 1995-4-22 55 Tehama 7 mi. E on Hwy. 36 from its junction with Rd. A16 610 Comment
  CHSC64704  Sambucus mexicana Vernon H. Oswald 1995-5-2 6708 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
  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
  CHSC40510  Sanicula bipinnatifida Pauleen Broyles 1983-3-25 870 Tehama The Nature Conservancy Vina Plains Preserve. Slope ca 100 meters nw of large vernal pool in central pasture. 66 Comment
  JEPS230  Sanicula bipinnatifida W. L. Jepson 1899-4-25 14181 Tehama Rosewood; w Tehama Co. Comment
  JEPS96078  Sanicula bipinnatifida Vernon H. Oswald and Lowell Ahart 1996-4-8 7321 Tehama BLM parcel along Hwy 36 ne Red Bluff (upper flood plain on e side of creek, ca 0.8 mi upstream from its mouth on Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
Read comments Sep 24 2007
  HSC86922  Sanicula bipinnatifida Anthony J. Desch, Bryon Cariss 1988-3-26 17 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  HSC89667  Sanicula bipinnatifida A. Smith, A. Eller & B. Hoffman 1989-3-31 5 Tehama On Tedoc Rd. (FS 45) near intersection with Hwy. 36, about 1.5 mi. E of boundary with Shasta Co. 549 Comment
  SEINET12121960  Sanicula bipinnatifida Unknown 1983-1 870 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  HSC86923  Sanicula crassicaulis Anthony Desch, Bryon Cariss 1988-3-26 15 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  UC923154  Sanicula graveolens Freed W. Hoffman 1950-7-1 3267 Tehama the Ovenlid, western Tehama County Ovenlid 1828 Comment
  RSA67456  Sanicula graveolens P. A. Munz 1951-7-18 16660 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  SBBG5270  Sanicula graveolens H. and M. Dearing 1939-6-12 3642 Tehama S of Lassen Nat Park Comment
  UC923147  Sanicula graveolens Freed W. Hoffman 1950-7-5 3262 Tehama Trail to Yolla Bolly Summit (North Yolla Bolly) from White Rock Guard Station, near Trinity-Tehama County boundary Yolla Bolly Summit 1828 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
  CHSC88526  Sanicula tuberosa Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UC639146  Saxifraga californica L. Wohletz 1933-4-1 Tehama Los Molinos Comment
  CHSC61117  Schoenoplectus heterochaetus Vernon H. Oswald 1993-7-14 5688 Tehama Wilson Lake located N of Hwy. 36 ca. 9 mi. (air) E of Mineral. NW edge of the lake. 1606 Comment
  CHSC77398  Schoenoplectus pungens L. P. Janeway; B. Castro 1999-6-14 6465 Tehama Along south side Fough Fork Cottonwood Creek. 310 Comment
  CAS-BOT-BC35555  Scirpus congdonii Alice Eastwood; John Thomas Howell 1941-7-9 9807 Tehama Government Flat Comment
  UC1037407  Scirpus microcarpus Douglas Barbe 1955-7-19 222 Tehama in soggy area below Rocky Cabin Spring (western Tehama County); below Rocky Cabin Spring 1889 Comment
  JEPS117680  Scirpus mucronatus Lowell Ahart, John Dittes 2010-7-17 16859 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  RSA424716  Scleranthus annuus Aaron Liston, M. Blumler 1987-4-24 655 -5 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CHSC65954  Scleranthus annuus subsp. annuus Vernon H. Oswald; Lowell Ahart 1996-4-23 7446 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along flood channels of Paynes Creek just downstream from the power line at this location. 147 Comment
  CAS-BOT-BC243530  Scribneria bolanderi John Thomas Howell; R. C. Barneby 1954-5-14 29571 Tehama 9 miles east of Paynes Creek 1005 Comment
  CDA32672  Scribneria bolanderi Vernon H. Oswald & Lowell Ahart 2001-5-7 10024 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC75342  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1999-4-21 9704 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  UCD92481  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 miles south of Dales. Comment
  UCD92522  Scribneria bolanderi Chandler Jensen 1957-4-30 s.n. Tehama along U.S. Highway 99E, just east of Los Molinos. Comment
  UCD92540  Scribneria bolanderi H. K. Wagner; Milo S. Baker 1953-5-3 s.n. Tehama 7 miles west of Paskenta near Logging Road. Comment
  UCD92541  Scribneria bolanderi E. Wilson 1935-4-23 s.n. Tehama near Redding. On road to Duncan Creek Exp. Range. Comment
Read comments Jul 21 2013
  SBBG25907  Scutellaria antirrhinoides D. Myrick 1966-8-6 1464 Tehama South Yolla Bolly Mtn 2133 Comment
  CHSC105909  Scutellaria californica B. Castro; L. P. Janeway 1999-8-22 1034 B Tehama High North Coast Ranges. Unnamed but mapped spring 0.4 mi NW of Govt. Flat and 0.3 mi NE of Uhl Peak. 1859 Comment
  UC1713623  Scutellaria californica C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  CHSC80661  Scutellaria siphocampyloides Vernon H. Oswald; Lowell Ahart 2001-6-5 10042 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  RSA93063  Scutellaria siphocampyloides Milo S. Baker, H. K. Wagnon 1953-5-31 12693 Tehama Logging road west of Paskenta near 5 mile post. Comment
  UCSB63854  Scutellaria siphocampyloides Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W SWV& NEV4 Sect 8; Cascade Range Foothills; at the northeast end of the parcel 188 Comment
  CAS-BOT-BC417758  Sedella pumila Doris Kildale Gillespie 1930-5-9 9283 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  HSC6469  Sedella pumila J. J. Wagoner 1965-4-30 18 Tehama 4 mi. E of Dales along Hwy. 36 457 Comment
  UCD101983  Sedella pumila June McCaskill 1960-5-26 606 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  CHSC90907  Sedum obtusatum Niall McCarten; Roxanne Bittman 1986-6-15 5462 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC117160  Sedum spathulifolium Lowell Ahart; John Dittes 2016-4-29 20814 Tehama About 150 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  HSC74957  Sedum spathulifolium var. spathulifolium J. P. Smith, Thomas W. Nelson 1979-6-24 10172 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  CHSC116668  Selaginella hansenii Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20695 Tehama On the west side of Deer Creek Trail, about 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 883 Comment
  HSC924  Selaginella hansenii John L. Heywood, D. H. Norris 1968-3-31 1890 Tehama Hwy. 36, 49 mi. E of Shasta Co. line Comment
  CHSC14123  Senecio L. V. Ritter 1969-6-15 351 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  CDA8613  Senecio eurycephalus G. Burrill 1955-4-29 Tehama Red Bluff - west side of airport. 0 Comment
  CHSC80609  Senecio eurycephalus var. eurycephalus Vernon H. Oswald; Lowell Ahart 2001-6-5 10046 Tehama Southwest of Pepperwood Spring on Raglin Ridge Rd 3.8 mi southwest of the low water crossing of the North Fork of Elder Creek. 426 Comment
  CHSC45772  Senecio fremontii var. fremontii Vernon Oswald 1986-7-24 2232 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  UCD33124  Senecio hydrophilus Beecher Crampton 1966-6-28 7772 Tehama 6 miles W.S.W of Paskenta (direct line), ridge between Hatch field and Lake Hollow, Sheldon Jeffers Ranch. 457 Comment
  CHSC62637  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1994-3-8 5974 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, roadside banks. 161 Comment
  CHSC82295  Senecio vulgaris Lowell Ahart 2002-4-27 9546 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
  CAS-BOT-BC240208  Setaria viridis L. R. Abrams 1934-8-23 13643 Tehama Red Bluff Comment
  SEINET10822074  Setaria viridis Lowell Ahart 2010-9-1 Ahart 17140 Tehama T25N, R2W, undesignated section. About 1/3 of a plant, on damp good soil, moisture from irrigation, on the south of Mill Creek, about 0.3 miles east of confluence with the Sacramento River, Los Molinos. Common. 64 Comment
  UC725970  Sidalcea calycosa A. A. Heller 1929-4-27 14850 Tehama Salmon Hole Comment
  SEINET7929956  Sidalcea diploscypha F. P. Cronemiller 1924-5-20 884 Tehama California NF; Barker Camp;; 0 1158 Comment
  CHSC86566  Sidalcea hartwegii Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  JEPS88498  Sidalcea hartwegii Vernon H. Oswald and Lowell Ahart 1996-4-23 7430 Tehama Hog Lake Plateau. BLM parcel along Highway 36 NE of Red Bluff, Cascade Range Foothills. Comment
  JEPS97956  Sidalcea hartwegii S. Bainbridge 1998-4-11 1021 Tehama Campo Seco Ridge, S of confluence of North Fork Dye Creek and Little North Fork of Dye Creek 329 Comment
  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
  CHSC64968  Silene campanulata subsp. glandulosa Vernon H. Oswald; Lowell Ahart 1995-7-12 7034 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  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
  UC1001332  Silene grayi Louise Kellogg 1952-7-17 73 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino NF, Middle Eel-Yolla Bolla Pri (Middle Eel-Yolla Bolla Primitive Area, Mendocino National Forest) 2438 Comment
  CHSC61418  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-18 5814 Tehama Lassen Volcanic National Park. Slope between Mt. Conard and Spencer Meadow, near the S boundary of the park. On the edge of a meadow at one of the headwaters of Canyon Creek. 2109 Comment
  CAS-BOT-BC388996  Silene laciniata subsp. californica Elmer I. Applegate 1932-4-13 7042 Tehama Rosewood. Hills west of Red Bluff 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
  CHSC90424  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5377 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W of Johnsson cabin. Comment
  UC1010382  Silene lemmonii Milo S. Baker and H. K. Wagnon 1953-7-11 12821 Tehama 3 mi above Whitlock Camp (w Tehama County) 1524 Comment
  JEPS51036  Silene occidentalis Joseph Grinnell Tehama Mineral 1463 Comment
  CHSC83646  Silene occidentalis subsp. longistipitata L. P. Janeway 2001-6-24 7217 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
  CHSC61419  Silene occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-18 5851 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park, W of Spencer Mdw. 2057 Comment
  CHSC78821  Sisymbrium officinale 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
  UCD80174  Sisymbrium officinale CNPS SN Foothill Team 2005-5-10 SNFN 0163 a Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC57537  Sisyrinchium bellum A. M. Walsh 1990-4-6 11 Tehama 11 mi. w of Red Bluff off Hwy 36, n side of hwy. Comment
  UC119630  Smilax californica unknown 1892-9-20 Tehama Yolo Bola Comment
  UCR123335  Solidago canadensis subsp. elongata George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6887 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
  CHSC66088  Sonchus asper subsp. asper Vernon H. Oswald; Lowell Ahart 1996-5-27 7642 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the edge of the creek ca. 0.4 mi E of the W boundary of the reserve. 91 Comment
  JEPS104138  Sonchus asper subsp. asper Lowell Ahart 2003-6-11 10237 Tehama On the w edges of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC41069  Sorghum halepense Pauleen Broyles 1982-6-8 712 Tehama The Nature Conservancy Vina Plains Preserve. Along fence line, Lassen Rd, n pasture. 68 Comment
  CHSC64932  Sorghum halepense Vernon H. Oswald; Lowell Ahart 1995-6-13 6871 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Along the edge of Manton Rd. (collected ca. 0.2 mi s of Inks Creek Rd.). 207 Comment
  CHSC102681  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16348 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  OBI76942  Spergularia rubra Anthony Baniaga 2011-6-12 345 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum crk rd (202) quad T28N R1E 784 Comment
  RSA0097345  Spergularia rubra Milo S. Baker, H. K. Wagnon 1953-7-12 12892 Tehama 6.1 miles from Whitlock Camp along County Road. 1829 Comment
  JEPS123930  Sphenosciadium capitellatum Lowell Ahart, John Dittes 2015-8-6 20511 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 L