Search Results — 2000 specimen records retrieved (1610 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD134152  Abies concolor Lalit M. Srivastava 1957-10-19 2 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  UC1010368  Acer glabrum var. glabrum Milo S. Baker and H. K. Wagnon 1953-7-12 12875 Tehama along County rd on e side 5.3 mi beyond Whitlock Camp (w Tehama County); beyond Whitlock Camp 1828 Comment
  UCD116972  Acer glabrum var. glabrum John Thomas Howell 1961-6-20 36565 Tehama Lassen Highway at Diamond Point. 2209 Comment
  CHSC44183  Achillea millefolium Vernon Oswald 1988-6-27 3524 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  OBI55505  Achillea millefolium David J. Keil 1992-7-25 23596 Tehama Lassen Natl forest along hwy 89. 0.8 mi S of Lassen Volcanic Natl park S boundary Comment
  UC1245160  Achillea millefolium J. M. Tucker and L. K. Mann 1959-7-10 3544 Tehama at summit South Yolla Bolly Mountain Comment
  CAS-BOT-BC18758  Achillea millefolium J. M. Tucker; L. K. Mann 1954-7-19 3544 Tehama At summit; South Yolla Bolly Mountain 2465 Comment
  CHSC80708  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC86956  Achnatherum lemmonii Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  UC1738960  Achnatherum lemmonii Dean Wm. Taylor with Glenn Clifton 1992-8-22 13198 Tehama Lassen Volcanic National Park, Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line 2392 Comment
  RSA141281  Achnatherum lemmonii var. lemmonii J. M. Tucker, L. K. Mann 1959-7-18 3538 Tehama South Yolla Bolly Mountain 1921 Comment
  SEINET245589 Image available Achnatherum nelsonii L. P. Janeway, Robert F. C. Naczi 2004-7-24 8184 Tehama Humboldt Summit. 2018 Comment
  CHSC80709  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-6-16 8866 Tehama On north side of the dirt road, about 3 miles west of Hoghway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS76266  Achnatherum occidentale subsp. californicum Todd Keeler-Wolf 1977-9-10 669 Tehama e slopes of Mt. Linn South Yolla Bolly Mtns., Mt. Linn 2377 Comment
  UC641635  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1939-7-10 2942 Tehama 2 mi w Childs Meadow (in deep woods) 1889 Comment
  CDA15853  Achyrachaena mollis G. F. Hrusa, J. Hart 2000-4-8 15296 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC57342  Achyrachaena mollis Gail A. Bufton 1990-4-24 21 Tehama Ca. 16 mi n of Chico and ca. 2 mi w of Hwy 99. Vic. Roles and Vadney Rds. 60 Comment
  CHSC107263  Acmispon brachycarpus Lowell Ahart; John Dittes 2011-6-9 17473 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC67434  Acmispon parviflorus James D. Jokerst 1983-5-7 1741 Tehama Wurlitzer Ranch on the banks of Zimmershed Creek ca. 0.7 mi E of Meridian Rd. in area of old house site shown on UGS map. 103 Comment
  UCD104302  Acmispon parviflorus A. A. Heller 1916-4-20 12335 Tehama 3 miles north of Red Bluff. Comment
  CAS-BOT-BC412928  Aconogonon davisiae Clare B. Hardham 1971-8-10 18308 Tehama South Yolla Bolly Mountain 2438 Comment
  CAS-BOT-BC412929  Aconogonon davisiae John Thomas Howell 1960-8-19 36159 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2682 Comment
  CHSC61665  Aconogonon davisiae Vernon H. Oswald; Lowell Ahart 1993-9-2 5907 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. Common in scree on the N side of the ridge near the summit. 2438 Comment
  CAS-BOT-BC412926  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 Comment
  CHSC59141  Aconogonon phytolaccifolium Vernon H. Oswald 1992-8-19 5162 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy.89) at the parking area, Brokeoff Mtn. trailhead. Growing on the bank of a drainage crossing the road at the trailhead. 2023 Comment
  JEPS123932  Aconogonon phytolaccifolium Lowell Ahart, John Dittes 2015-8-6 20494 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
  UCD128473  Acourtia microcephala N. H. Macleod 1978-7-6 s.n. Tehama exact location unknown. Comment
  SEINET10529973  Adiantum aleuticum Mary Susan Taylor 1973-1 Taylor 25 Tehama Along Antelope Creek, Riparian Woodland and Foothill Woodland, ca. 10 mi E of Red Bluff. Comment
  CHSC107225  Aegilops triuncialis Lowell Ahart; John Dittes 2011-6-9 17469 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at confluence of Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  RSA401065  Aesculus californica Bonnie C. Templeton 1960-6-14 8491 Tehama 15-20 miles east of Red Bluff. 915 Comment
  JEPS32017  Agnorhiza bolanderi W. L. Jepson 1899-4-25 Tehama Stivers' Ranch and Rosewood Comment
  CAS-BOT-BC15444  Agoseris grandiflora var. grandiflora John Thomas Howell 1960-8-20 36210 Tehama near Morgan 1463 Comment
  JEPS28764  Agoseris monticola George W. Gillett 1957-8-13 1059 Tehama ca 1.5 mi from Sulphur Works Checking Station ((near Brokeoff Trail)); Lassen Volcanic Natl. Park, Brokeoff Mountain 2286 Comment
  UC600397  Agrostis exarata H. F. Copeland 1920-7-24 Tehama near mouth of Rattlesnake Creek; Deer Creek Comment
  UCD52286  Agrostis exarata Dean W. Taylor 1976-7-8 6035 Tehama drainage of Cub Cr. upstream from jct. with Deer Cr. along Highway 32. 1188 Comment
  JEPS95178  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-4-29 7468 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along edge of intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  JEPS96014  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-4-29 7468 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  JEPS110378  Agrostis stolonifera Lowell Ahart 2006-9-9 13267 Tehama On the east bank of Colby Creek, about 150 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  SEINET260834  Aira caryophyllea L. M. Shultz 1990-5-5 11260 Tehama Mendocino Forest ; Corning District; Northern Coastal Range area 305 Comment
  CHSC84316  Alisma lanceolatum Lowell Ahart; John Dittes 2003-6-11 10267 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
  CHSC40493  Alisma triviale Pauleen Broyles 1982-7-2 776 Tehama The Nature Conservancy Vina Plains Preserve. Where ditch crosses Hwy 99 ca. .35 mi. s of jct. with Lassen Road. 60 Comment
  CHSC84331  Allium amplectens Lowell Ahart 2003-8-11 10489 Tehama Near a small drainage, burned area on the west side of road M2, about 7.5 miles west of Paskenta. 702 Comment
  HSC81956  Allium amplectens Thomas W. Nelson, Jane P. Nelson 1979-6-25 4895 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  JEPS56362  Allium bolanderi W. L. Jepson 1899-4-25 Tehama hilltops about Rosewood Comment
  CHSC68833  Allium campanulatum Vernon Oswald; Lowell Ahart 1997-6-10 8564 Tehama Between Paskenta and Covelo on M2 (23N69) 1.4 mi north of its junction with the road to Wells Cabin Campground (24N02). 1844 Comment
  HSC71877  Allium campanulatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5859 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS33078  Allium campanulatum W. L. Jepson 1897-7-24 Tehama South Yallo Balley summit Comment
  SEINET7067163  Allium crispum A. G. Vestal 1947-5-1 s.n. Tehama About 9.4 miles west of Paynes Creek. Coordinate datum: NAD27. UTM Zone 10, 577581mE, 4461942mN. Comment
Read comments
Jul 16 2018
  HSC75399  Allium falcifolium J. O. Sawyer, K. A. Sawyer 1980-6-18 3565 Tehama Humboldt Trail E of Low Gap 1829 Comment
  JEPS13260  Allium falcifolium Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5315 Tehama about 1 mi e Mt. Linn summit; South Yolla Bolly Mountain 2286 Comment
  CAS-BOT-BC474070  Allium platycaule D. Showers 1980-7-19 DS 4381 Tehama Ridge below Windy Point, Diamond Peak, Lassen Volcanic National Park Comment
  CHSC84891  Allium sanbornii var. sanbornii R. D. Fischer 2003-8-9 6 Tehama Northern Sierra Nevada. Off hwy. 32 between the Butte Meadows turn-off and Potato Patch. 13.0 miles north of hwy. 32 on rd. 27N08 (K-Line) or 7.5 miles north from single lane bridge over Deer Cr. Located around a pull-out/landing overlooking Deer Creek. 1.0 miles further west on 27N08 brings you to unmarked quarry (new). 1508 Comment
  JEPS96564  Allium sanbornii var. sanbornii Dean W. Taylor 1997-7-24 16150 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  CAS-BOT-BC476707  Allium validum Alice Eastwood 1912-8-22 1904 Tehama Battle Creek Meadows, Lassen Butte Region Comment
  RSA92983  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama Logging rd. west of Paskenta 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
  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
  CHSC45028  Alopecurus saccatus Pauleen Broyles 1988-4-6 1104 Tehama On Singer Creek Ditch in Lassen Pasture. The Nature Conservacy Vina Plains Preserve. Comment
  UCD55934  Alopecurus saccatus A. A. Beetle 1943-5-15 1953 Tehama r [sic] miles south of Dales on Rt. 36. Comment
  CHSC65044  Amaranthus albus Vernon H. Oswald; Lowell Ahart 1995-7-17 7064 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. Parking area at the S end of the old highway. 213 Comment
  CHSC88298  Amaranthus albus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11211 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
  JEPS104372  Amaranthus albus Lowell Ahart 2003-9-17 10566 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
  JEPS88270  Amaranthus albus Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .4 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36; along Paynes Creek at the old bridge site, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  CHSC105655  Ambrosia artemisiifolia Lowell Ahart; John Dittes 2010-10-4 17280 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC59168  Ambrosia psilostachya Vernon H. Oswald 1992-9-29 5226 Tehama Hwy 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. 1972 Comment
  CAS-BOT-BC135626  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CAS-BOT-BC135627  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  CAS-BOT-BC135628  Amelanchier utahensis C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral. 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
  JEPS121176  Ammannia robusta Lowell Ahart 2013-8-2 18975 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
  JEPS94935  Amsinckia intermedia Vernon H. Oswald and Lowell Ahart 1997-5-14 8443 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); between Paynes Creek and Cohasset on Ponderosa Way 920 Comment
  UCR11245  Amsinckia intermedia Wm. Horn Jr. 1967-4-9 670409 3 Tehama Adobe Rd., 3 mi north of Wm. B. Ide Adobe [State Park, Red Bluff] 122 Comment
  HSC3514  Amsinckia intermedia John Heywood, D. H. Norris 1968-3-31 1852 Tehama Hwy. 36, ca. 56 mi. E of Shasta Co. line Comment
  UC727075  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama 1 mi s Proberta (along U.S. Hwy 99W) Comment
  JEPS113122  Amsinckia menziesii var. menziesii Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13604 Tehama East of the poor dirt road, on the north side of a large vernal pool, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos 131 Comment
  JEPS118014  Amsinckia menziesii var. menziesii Lowell Ahart, John Dittes 2011-6-9 17435 Tehama Rio De Los Molinos Land Grant. On the top of a sand mound, 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) northeast of Vina 80 Comment
  JEPS61109  Amsinckia menziesii var. menziesii Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (Covelo Road) Comment
  CHSC105666  Andropogon virginicus var. virginicus Lowell Ahart; John Dittes 2010-10-4 17290 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC48683  Anemone drummondii Vernon Oswald 1986-7-24 2240 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 682 Comment
  UCD127149  Angelica californica Joseph DiTomaso 1979-8-26 1497 Tehama Hwy 32, ca. 11 miles from Tehama-Plumas County line. Comment
  CAS-BOT-BC271415  Anisocarpus scabridus John Thomas Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  JEPS94580  Antennaria argentea Vernon Oswald and Lowell Ahart 1997-7-7 8689 Tehama Forest Rd. 27N26 0.8 mi w junction with 27N06 (w of Saddle Campground, near ne corner of Yolla Bolly-Middle Eel Wilderness) 1066 Comment
  UCD129083  Antennaria dimorpha D. W. Taylor; G. L. Stebbins Jr. 1972-6-18 1521 Tehama summit ofTedoc Mountain. 1524 Comment
  CHSC61760  Antennaria geyeri Vernon H. Oswald; Lowell Ahart 1993-9-2 5901 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CHSC79121  Antennaria geyeri L. P. Janeway 2000-6-29 6844 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
  JEPS87526  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1993-9-2 5901 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CAS-BOT-BC58725  Antennaria geyeri Philip A. Munz 1951-7-26 16922 Tehama Ridge east of South Yolla Bolly Peak summit 2316 Comment
  CHSC61396  Antennaria rosea subsp. confinis Vernon H. Oswald; Lowell Ahart 1993-8-18 5818 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2225 Comment
  CHSC64496  Anthriscus caucalis Vernon H. Oswald; Lowell Ahart 1995-4-3 6603 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Manton Rd. and the old highway just s of the roadcut on Manton Rd. at the ne corner of the reserve. 225 Comment
  CHSC66208  Antirrhinum cornutum Vernin H. Oswald; Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 103 Comment
  JEPS96101  Antirrhinum cornutum Vernon H. Oswald and Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Highway 36 NE of Red Bluff. Cascade Range Foothills Comment
  UC766363  Antirrhinum cornutum R. F. Hoover 1938-6-10 3587 Tehama s of Red Bluff (Coyote Creek bridge) Comment
  CHSC76787  Antirrhinum subcordatum J. Marr; C. Warren 1999-5-12 99 -399 Tehama About 18 air miles W of Red Bluff, vicinity of Red Bank Creek. 304 Comment
  CHSC80695  Antirrhinum subcordatum Lowell Ahart 2001-6-14 8822 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  HSC95446  Antirrhinum subcordatum L. Ahart 2001-6-8 8787 Tehama W side of Rd. M2, 9 mi. W of Paskenta 793 Comment
  JEPS102430  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA0029777  Antirrhinum subcordatum Barbara J. Ertter 1990-5-12 8940 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 0 Comment
  CHSC65748  Aphanes occidentalis Vernon H. Oswald; Lowell Ahart 1996-4-3 7306 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. 103 Comment
  CHSC65967  Aphyllon purpureum Vernon H. Oswald; Lowell Ahart 1996-4-23 7433 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope of Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 167 Comment
  CHSC35571  Apocynum androsaemifolium J. P. Smith; T. W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest. Tedoc gap. 1372 Comment
  HSC74945  Apocynum androsaemifolium J. P. Smith, Thomas W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  SBBG25827  Apocynum androsaemifolium D. Myrick 1966-8-6 1455 Tehama Dry Lake, South Yolla Bolly Mtn 1524 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
  CHSC81207  Apocynum cannabinum L. P. Janeway; B. Castro 2001-6-5 7105 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 Comment
  HSC75043  Aquilegia formosa var. formosa J. P. Smith, Thomas W. Nelson 1978-7-22 10084 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CHSC102450  Arabidopsis thaliana L. P. Janeway; B. Castro 2009-4-25 9769 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  RSA90598  Arabis breweri Keith Wagnon 1953-5-10 12641 Tehama Above logging road west of Paskenta, between 6 and 7 mile posts above road. Comment
  RSA0129804  Arabis platysperma P. A. Munz 1951-7-26 16953 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  JEPS87506  Arabis platysperma var. howellii Vernon H. Oswald and Lowell Ahart 1993-9-2 5909 Tehama ca. 20 mi. (air) n.w. Paskenta (ridge running e. from Mt. Linn, n. side of ridge near summit, S. Yolla Bolly Mts.); S. Yolla Bolly Mts. 2438 Comment
  JEPS108876  Arabis rectissima var. rectissima Lowell Ahart 2006-7-19 13041 Tehama Forest along the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  HSC71882  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-6-22 5854 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  UC1949171  Arceuthobium campylopodum Barbara Ertter with Brad Olson 1991-7-5 10331 Tehama Raglin Ridge Rd 2.6 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff; near Pepperwood Spr Comment
  UCD101931  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-10 61 Tehama State Highway 36, Mineral Summit. 1615 Comment
  JEPS102666  Arceuthobium occidentale Lowell 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. 640 Comment
  UC728694  Arctostaphylos X acutifolia Milo S. Baker 1943-8-8 10638 Tehama 1.1 mi nw Log Spring Ranger Station Comment
  CAS-BOT-BC23940  Arctostaphylos canescens subsp. canescens John Thomas Howell 1943-8-8 19214 Tehama Log Spring Ridge, 1.1 miles west of ranger station. Comment
  CHSC68921  Arctostaphylos canescens subsp. sonomensis Vernon Oswald; Robin Ondricek-Fallscheer 1997-7-1 8656 Tehama Log Springs Ranger Station, Mendocino National Forest, North Coast Ranges. 1524 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
  SD71325  Arctostaphylos manzanita John Thomas Howell 1960-7-24 35999 Tehama In Transition Zone forest, 8.0 miles west of Mineral. 1220 Comment
  CHSC77565  Arctostaphylos manzanita subsp. manzanita B. Castro; C. Warren, L. P. Janeway 1999-5-4 915 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 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
  UC1039824  Arctostaphylos manzanita subsp. manzanita O. C. Olson 1956-2-13 30 Tehama two 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
  UC83009  Arctostaphylos manzanita subsp. manzanita Elizabeth Hermann 1903-3-1 3170 Tehama Red Bluff Comment
  SEINET10736126  Arctostaphylos manzanita subsp. roofii Andrew Townesmith, Karen M. Meyer 2007-8-5 Townesmith 901 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
  UCD80283  Arctostaphylos manzanita subsp. wieslanderi CNPS SN Foothill Team 2005-7-1 SNNR 0492 g Tehama USFS Lassen National Forest, ~1/4 mile south of Lassen Trail trailhead. 1171 Comment
  UCR198099  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek 610 Comment
  UCR58364  Arctostaphylos manzanita subsp. wieslanderi Walter Knight, I. Knight 1980-6-14 3765 A Tehama Originally collected from east of Red Bluff Comment
  SEINET11998604  Arctostaphylos manzanita subsp. wieslanderi W. Knight, Knight, I. 1989-1 6502 Tehama at Manton on Manton Rd 572 Comment
  CAS-BOT-BC39995  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge Comment
  CAS-BOT-BC40000  Arctostaphylos nevadensis John Thomas Howell 1960-8-19 36167 Tehama Brokeoff Mt. Trail 2682 Comment
  CAS-BOT-BC44479  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  RSA13437  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  UCR122870  Arctostaphylos patula Susanne M. James 1980-4-23 123 Tehama Highway 32, 1.4 mi south of Lassen N. F. boundry, 5.0 mi south of Potato Patch Camp Ground Comment
  CHSC24700  Arctostaphylos viscida J. R. Neslon 1976-3-6 9 Tehama Large population ca 10 mi W of Paskenta at Mud Flat Camp. 487 Comment
  UCD52822  Arctostaphylos viscida R. Tofsrud 1949-6-1 s.n. Tehama Gleason Burn Plot; Highway 36, near Payne's Creek. Comment
  CHSC105492  Arctostaphylos viscida subsp. viscida Lowell Ahart; John Dittes 2010-7-17 16877 Tehama On dry red rocky soil, just south of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 829 Comment
  CHSC88812  Arctostaphylos viscida subsp. viscida Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall, on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 Comment
  RSA141470  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama One mile northwest of junction of Chico and Little Smoke Creek. 1067 Comment
  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
  RSA90479  Argemone munita Milo S. Baker 1953-5-9 s.n. Tehama 6 mi. west of Paskenta above logging road. Comment
  CDA31485  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama Lava beds south of Dales on Rt. 36. 0 Comment
  UCD56484  Aristida oligantha P. B. Kennedy; E. W. Curtiss 1922-7-11 s.n. Tehama Tehama County. Comment
  SEINET10868639  Aristida oligantha Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7063 Tehama T29N R2W NE1/4 SW1/4 Sec Cascade Range foothills, Valley and Foothill Grassland (Wildflower Field), stony Tuscan loma. W side of Manton Rd. (A6) ca. 1.5 mi of Dales Station on Hwy, 36, ca. 14 mi NE of Red Bluff. 213 Comment
  JEPS97300 Image available Aristida purpurea var. wrightii Vernon H. Oswald and L. Ahart 1995-6-13 6862 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Small part of an uncommon tufted perennial 225 Comment
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Jul 23 2009
  CHSC88954  Aristolochia californica Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. Near the Grapevine Creek Slab, Powerline Road. UTM: 10 0591363 E, 4451429 N. 442 Comment
  HSC90081  Aristolochia californica C. Baldwin, A. Hiss, P. Reynolds 1990-3-12 11 Tehama 100 yds. N of Cone Grove Park on Cone Grove Rd., 2 yds. E of pavement 85 Comment
  UCR17131.1  Aristolochia californica Frank C. Vasek 1979-2-17 s.n. Tehama Sacramento Valley, 7 mi south of Red Bluff along Willow Creek 91 Comment
  CHSC45626  Arnica chamissonis Vernon H. Oswald 1984-7-16 1588 Tehama W end of Wilson Lake located ca. 8 mi E of Mineral. 1609 Comment
  CAS-BOT-BC295875  Arnica dealbata H. F. Copeland 1920-7-17 83 Tehama On Butt Mt 1828 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
  CHSC60305  Arnica discoidea Mary Ann Showers 1992-6-26 2577 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  JEPS75797  Arnica mollis Todd and Virginia Keeler-Wolf 1973-9-2 543 Tehama Last Camp Yolla Bolly Mountains 2164 Comment
  CHSC72404  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1998-10-27 9681 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at China Gulch. 548 Comment
  UCD159490  Artemisia douglasiana D. S. Park 2010-8-25 242 -1 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  CAS-BOT-BC93750  Artemisia ludoviciana subsp. incompta P. A. Munz 1951-7-25 16882 Tehama 1/3 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  RSA261513  Artemisia ludoviciana subsp. ludoviciana J. M. Tucker 1962-7-29 3629 Tehama 3/4 miles north of Ovenlid, South Yolla Bolly Mountain, 3 miles east of the summit 1982 Comment
  HSC100842  Arundo donax J. P. Smith 2009-9-29 12677 Tehama Along Hwy. 32, E of Orland. 59 Comment
  CHSC55656  Asclepias cordifolia Steven Triano 1988-4-17 75 Tehama Ca 20 ft e of Hwy. 32 and 14.7 mi n of Forest Ranch. 1075 Comment
  HSC74975  Asclepias cordifolia J. P. Smith, Thomas W. Nelson 1979-6-24 10193 Tehama Shasta - Trinity National Forest, 1 mi. from Stuart Gap on the road to Tedoc Gap. 1402 Comment
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 Comment
  SDSU2730  Asclepias speciosa K. Dixon 1942-7-31 168 Tehama Soda Springs Comment
  CHSC27523  Aspidotis densa Michael F. Henetz 1978-3-23 2 Tehama Deer Creek Canyon. Ca. 180 m sse Hwy. 32, ca 150 m ssw of bridge over Deer Creek, and ca. 20.7 km sw of junction of Hwy. 32 and Hwy. 89. 1098 Comment
  CHSC87454  Aspidotis densa R. D. Fischer 2004-3-14 88 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. Near trail edge. UTM: 10617775E 4447032N. 879 Comment
  RSA67258  Aster brickellioides Philip A. Munz 1951-7-25 16890 Tehama Square Lake, N base of South Yolla Bolly Mountains 2134 Comment
  RSA755199  Aster occidentalis var. occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16304 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CAS-BOT-BC539317  Astragalus G. Ledyard Stebbins 1972-8-19 9018 Tehama W side of Little Red Mountain [exact location unknown] 1295 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
  JEPS104022  Astragalus gambelianus Lowell Ahart 2003-4-17 10114 Tehama Along the trail, on the n side of Dye Creek, ca 1/2 mi e of the Dye Creek buildings, Dye Creek Preserve, ca 6 mi (air) ne of Los Molinos. 174 Comment
  JEPS54654  Astragalus gambelianus W. L. Jepson 1899-4-25 13749 Tehama Crane Creek , Crane Creek (Stivers' Ranch) Comment
  UC1873686  Astragalus gambelianus Barbara Ertter with James R. Shevock 1993-4-30 11582 Tehama Jellys Ferry Road ca 1/2 mile NE of Interstate Highway 5 north of Red Bluff. Comment
  CAS-BOT-BC192806  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2 1/2 miles e. of Paynes Creek 624 Comment
  CAS-BOT-BC192808  Astragalus pauperculus Alice Eastwood; John Thomas Howell 1934-4-22 1883 Tehama 5 miles east of Red Bluff Comment
  CAS-BOT-BC192809  Astragalus pauperculus M. A. Showers 1980-4-7 1723 mas Tehama 18.4 miles west of Mineral 914 Comment
  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
  CHSC88945  Astragalus pauperculus A. Peterson 2003-4-10 31 Tehama Hwy 36 east of Red Bluff. Vista Point parkign lot. UTM: 603755E 4467280N. 1014 Comment
  RSA0006840  Astragalus pauperculus R. C. Barneby 1954-5-15 11496 Tehama 4 miles SW of Dales. 198 Comment
  RSA182040  Astragalus purshii var. lectulus Freed W. Hoffman 1950-7-4 3667 Tehama Saddle between North Yolla Bolly and Black Rock. 2134 Comment
  UC1037480  Astragalus purshii var. tinctus Douglas Barbe 1955-7-16 184 Tehama on east ridge leading to summit South Yolla Bolly (Klamath Mountains); , South Yolla Bolly 2286 Comment
  CHSC60083  Astragalus rattanii var. jepsonianus P. L. Lester 1980-3-31 10 Tehama Salt Creek Saddle, ca 10 yds w of Round Valley Rd, ca 5.5 mi sw of jct with Newville Rd, ca 7.5 mi sw of Paskenta. 449 Comment
  UCD105511  Astragalus whitneyi var. siskiyouensis D. W. Taylor; G. L. Stebbins 1972-6-17 1512 Tehama Tedoc Mt. 1371 Comment
  JEPS127315  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21359 Tehama About 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  CAS-BOT-BC17432  Athysanus pusillus Doris Kildale Gillespie 1930-5-9 9303 Tehama 15 miles west of Mineral on Susanville Road. Comment
  JEPS73950  Avena barbata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  CHSC41035  Avena fatua Pauleen Broyles 1982-5-4 540 A Tehama 1.5 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC75422  Avena fatua Ben Myhre 1997-3-31 33 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC102680  Avena fatua J. P. Smith 2013-5-5 13694 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  JEPS97252  Avena fatua Vernon H. Oswald and L. Ahart 1995-4-17 6676 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UCSB1109  Baccharis salicifolia Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  JEPS94523  Balsamorhiza deltoidea Vernon Oswald and Lowell Ahart 1997-6-10 8563 Tehama between Paskenta and Covelo on M2 (23N69) 0.6 mi n of its junction with the road to Wells Cabin Campground (24N02) Wells Cabin Campground; between Paskenta and Covelo on M2 1828 Comment
  CHSC61399  Balsamorhiza sagittata Vernon Oswald; Lowell Ahart 1993-8-18 5826 Tehama Lassen Volcanic National Park. E slope of Mt. Conard just below the summit ridge, near the S boundary of the park. 2468 Comment
  CHSC94371  Barbarea orthoceras Lowell Ahart 2006-7-19 13044 Tehama On the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS42572  Barbarea orthoceras J. Grinnell 1927-6-16 Tehama Mineral 1463 Comment
  RSA759896  Barbarea orthoceras Barbara Ertter, Brad Olson 1991-7-4 10228 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
  UC1037446  Barbarea orthoceras Douglas Barbe 1955-7-22 252 Tehama East of Long Lake north slope of South Yolla Bolly. (Mt. Linn.) 2133 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
  CHSC68535  Berberis aquifolium var. dictyota Vernon H. Oswald 1997-4-23 8348 Tehama Forest road M2 0.1 mi west of 24N41 (to Whitlock Camp), 13.3 miles W of Paskenta. High North Coast Ranges. 1280 Comment
  JEPS115512  Bidens cernua Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16305 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of L 1493 Comment
  JEPS32532  Bidens frondosa W. L. Jepson 1929-9-27 15285 Tehama Manton, edge of streamlet 853 Comment
  CHSC55183  Blennosperma nanum var. nanum L. P. Janeway 1991-3-28 3862 Tehama Battle Creek Wildlife Area. Just south and above Battle Creek; 11/3 mi east of the Sacramento River. 175 Comment
  CHSC61715  Boechera howellii Vernon H. Oswald; Lowell Ahart 1993-9-2 5909 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. On the N side of the ridge near the summit. 2438 Comment
  CHSC44196  Boechera platysperma Vernon Oswald 1988-7-12 3556 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  UCD114437  Boechera platysperma John Thomas Howell 1960-8-19 36162 Tehama Brokeoff Mountain trail. 2682 Comment
  CHSC65450  Boechera rectissima Vernon Oswald 1984-6-7 1266 Tehama Wilson Lake located ca. 8 mi e of Mineral. On the edge of a meadow. 1609 Comment
  CHSC61412  Boechera retrofracta Vernon H. Oswald; Lowell Ahart 1993-8-18 5820 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. 2353 Comment
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Aug 9 2008
  CHSC65397  Boechera retrofracta Vernon Oswald 1986-7-24 2238 Tehama Near the summit of Brokeoff Mountain Trail, Lassen Volcanic National Park. 2773 Comment
  SEINET10453122  Boisduvalia cleistogama Mary Susan Taylor 1980-6-21 Taylor 2939 Tehama Lassen Road vernal pool, 200 m S of Lassen Road, 1/4 mi E of Hwy 99E, ca 16 mi N of Chico. With R. Schlising & T. Griggs. Comment
  RSA0028757  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  RSA166338  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  RSA166313  Boisduvalia stricta D. M. Moore 1960-6-2 103 Tehama Cal. highway 36, 8.2 mi. E of junction with U.S. 99E at Red Bluff. Comment
  UCD140012  Bolboschoenus glaucus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 353 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  UCD21178  Bolboschoenus maritimus subsp. paludosus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 353 Tehama Vina Plains, SE of intersection between Highway 99 and Lassen Road. Lassen Road site. Pool # LAS100. Comment
  UC1751230  Botrychium ascendens Timothy B. Devine 1985-7-7 841 b Tehama beside Willow Creek about 1 mi N of jct with road to Colby Mountain Lookout 1584 Comment
  CAS-BOT-BC106308  Brickellia californica Alice Eastwood 1912-8-22 1930 Tehama Payne Creek, Lassen Butte Region Comment
  CHSC92640  Brickellia californica D. Isle 1999-9-9 1264 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Near Wilder Pond. Roadside ditch 1/2 mile above Wilder Pond. 664 Comment
  RSA768934  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  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
  POM303615  Brickellia greenei J. T. Howell 1943-8-8 s.n. Tehama Near Government Flat Comment
  UCD57434  Briza minor A. A. Beetle 1942-5-19 3312 Tehama 25 miles west of Red Bluff on Rt. 36. Diamond Range Experimental Plot. Comment
  UCD77149  Brodiaea californica Robert E. Preston 2003-5-18 2139 Tehama Ca. 5.8 mi NE of Red Bluff, along Hwy 32. 149 Comment
  RSA759785  Brodiaea coronaria Barbara Ertter 1991-5-19 9886 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  UC1950251  Brodiaea coronaria Barbara Ertter 1991-5-19 9886 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 Comment
  CHSC80706  Brodiaea coronaria subsp. coronaria Lowell Ahart 2001-6-8 8796 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  SEINET4404016  Brodiaea douglasii Leila M. Shultz 1990-5-3 11323 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC107080  Brodiaea elegans M. Mitchell 2010-5-8 Tehama Foothill Road at 68th Avenue. 91 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
  UCD77207  Brodiaea minor Robert E. Preston 2004-4-30 2229 Tehama Ca. 5.5 mi SW of Red Bluff, along Paskenta Rd, 0.25 mi N of Coyote Creek. 111 Comment
  CAS-BOT-BC484570  Brodiaea minor John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53453 Tehama 0.3 mile S of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  UCD32616  Bromus Beecher Crampton 1954-6-16 1981 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  UCD32612  Bromus carinatus Beecher Crampton 1954-6-16 1978 Tehama Tehama County, Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
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Jul 19 2009
  JEPS97396  Bromus commutatus Vernon H. Oswald and L. Ahart 1995-7-12 7009 Tehama T29N R9W NE1/4 Sec. 33, 3220 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36 981 Comment
  CHSC43060  Bromus diandrus Pauleen Broyles 1986-4-18 951 Tehama The Nature Conservancy Vina Plains Preserve. Comment
  HSC31979  Bromus diandrus Donald Spalinger 1974-5-5 50 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  CHSC75425  Bromus hordeaceus Ben Myhre 1997-4-25 37 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  SEINET10565918  Bromus japonicus Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7009 Tehama T29N R9W NE1/4 Sec. 33, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. Locally common in a clayey soil on a roadside bank. 981 Comment
  UCD59024  Bromus madritensis Ray Evans 1956-5-1 s.n. Tehama 15 miles west of Corning. Comment
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Jul 19 2009
  SEINET11688650  Bromus madritensis Unknown 1982-1 597 Tehama Nature Conservancy Vina Plains Preserve, ca 1 km E of Hwy 99 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
  JEPS97255  Bromus madritensis subsp. madritensis Vernon H. Oswald and L. Ahart 1995-5-9 6711 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 219 Comment
  CHSC63233  Bromus orcuttianus Lowell Ahart 1994-7-24 7513 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  UC1019883  Bromus orcuttianus Milo S. Baker and H. K. Wagnon 1953-7-12 12861 Tehama 5.1 mi from Whitlock Camp (W Tehama County) 1828 Comment
  UCR131628  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  CHSC44214  Bromus polyanthus Vernon Oswald 1988-6-30 3544 Tehama Meadow located along Willow Creek ca. 0.1 mi n of the Butte County line. 1560 Comment
  CHSC80714  Bromus pseudolaevipes Lowell Ahart 2001-6-8 8799 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC68707  Bromus racemosus Vernon H. Oswald; Lowell Ahart 1997-5-14 8421 Tehama Ponderosa Way (Forest Rd. 28N29) 3.8 mi southeast of Plum Creek Rd. at a low-water crossing of the North Fork Antelope Creek. 938 Comment
  CDA1861  Bromus tectorum var. glabratus W. F. Cruickshank, Wintringham 1960-6-14 4474 Tehama Foothills. 0 Comment
  CHSC101414  Cacaliopsis nardosmia David Isle 1992-5-6 1561 Tehama West of Dead Mule spring. 1548 Comment
  CHSC91221  Calamagrostis purpurascens David W. Isle 1995-11-2 1058 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. On west bank 25N16--1.3 miles above 25N16-E Spur Jct. 5 and Dime Timber Sale survey on Upper Boswell Ridge (0.6+ mile SE of Twin Peaks). 1981 Comment
  CHSC65746  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1996-4-3 7295 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Common in gravel on the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  SEINET12249498  Callitriche heterophylla Unknown 1982-1 586 Tehama T24N, R1W, north central portion of Section 28 66 Comment
  CHSC45029  Callitriche heterophylla var. bolanderi Pauleen Broyles 1988-4-6 1103 Tehama The Nature Conservancy Vina Plains Preserve. Seep below small reservoir in Singer Creek Ditch in Lassen Pasture. Comment
  CHSC79274  Callitriche heterophylla var. bolanderi B. Castro; L. P. Janeway 2000-4-12 1070 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of Rice Creek. 112 Comment
  JEPS88347  Callitriche heterophylla var. bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-23 7443 Tehama ne of Red Bluff (BLM parcel along Hwy 36, on a flood channel of Paynes Creek, just downstream from the power line at this location, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 147 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
  SBBG34144  Calocedrus decurrens L. M. Srivastava 1957-10-19 18 Tehama Mineral Summit, ca. 3 mi SE of Mineral Comment
  UCD139611  Calochortus A. A. Beetle 1942-5-18 3310 Tehama Rt. 36 east of Red Bluff, near Dales. Comment
  JEPS61634  Calochortus amabilis W. L. Jepson 1899-4-25 Tehama Stivers' Ranch Crane Creek Comment
  UC1001293  Calochortus coeruleus Louise Kellogg 1952-7-9 7 Tehama directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CAS-BOT-BC489963  Calochortus leichtlinii H. F. Copeland 1920-7-17 85 Tehama forest on Butt Mt 1828 Comment
  JEPS94361  Calochortus luteus Vernon H. Oswald and Lowell Ahart 1997-5-14 8455 Tehama 0.2 mi se of Lassen Emigrant Trailhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1164 Comment
  CAS-BOT-BC492651  Calochortus luteus R. F. Hoover 1965-5-29 9414 Tehama 2 mi. se. of Beegum. Comment
  RSA722488  Calochortus luteus R. R. Halse 1989-5-7 3820 Tehama Along Black Butte Road 7.1 miles southwest of its junction with State Highway A9 (Corning Road) or 1.8 miles north of its junction with Newville Road 150 Comment
  SJSU5823  Calochortus monophyllus D. L. Wilson 1970-3-28 Tehama 1 mi SW of confluence of N&S Forks of Antelope Cr c. 18 mi E of Red Bluff 402 Comment
  UCD139561  Calochortus monophyllus R. N. Raynor 1940-5-22 s.n. Tehama Mill Creek Road between Red Bluff and Mineral. Comment
  UCD36244  Calochortus monophyllus Beecher Crampton 1953-4-30 1189 Tehama 1.5 miles south of Paynes Creek. 548 Comment
  UC54191  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4321 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 2133 Comment
  UC648403  Calochortus nudus Marion Ownbey and Ruth P. Ownbey 1938-7-16 1744 Tehama 7 mi n Mineral (on road to Viola); Dry Lake Comment
  UC1950168  Calochortus superbus Barbara Ertter 1991-5-19 9871 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  JEPS109380  Calochortus syntrophus D. W. Taylor 2010-6-23 20892 Tehama Hwy 36 1 mile W of Lassen Lodge, N side of highway near the junction with Little Giant Mill Road. Comment
  RSA0089777  Calochortus syntrophus Dean Wm. Taylor, Robin Falscheer 2010-6-23 20892 Tehama Highway 36 1 mile west from Lassen Lodge, north side of the highway near the junction, Little Giant Mill Road. 1158 Comment
  CHSC27810  Calochortus tolmiei Eric J. Miller 1978-4-27 30 Tehama Ca. 6 km e of Sacramento River at Woodson Bridge. 61 Comment
  UC1618164  Calochortus tolmiei Barbara Ertter, Brad Olson 1993-5-15 11766 Tehama ca 6 air mi sw Paskenta (Round Valley Road (M-4), sw Tehama County); Mendocino National Forest 609 Comment
  UC583461  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  JEPS105984  Calochortus uniflorus Lowell Ahart 2004-4-29 10799 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 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
  UC1732951  Calochortus vestae Kay H. Beach, Frank Gould 1940-5-16 640 Tehama vicinity of Red Bluff. Comment
  RSA699254  Calycadenia ciliosa L. Ahart, Samantha Mackey Hillaire 2004-7-9 11210 Tehama Near fence, on north side of 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 air miles east of Red Bluff 655 Comment
  RSA255541  Calycadenia ciliosa Gerald D. Carr 1971-9-18 663 Tehama 6 miles west of Vestal Road on Hwy. 36 396 Comment
  JEPS103457  Calycadenia fremontii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  JEPS88282  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1996-5-6 7535 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s side of gravel road 1.4 mi w of the parking lot on Hwy 36 (0.4 mi w of the power line crossing the gravel road)); Cascade Range Foothills, Hog Lake Plateau 249 Comment
  UCR244774  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd.). c. 0.5 mi. SE of Tedoc Road junction, c. 40 miles NW of Red Bluff 503 Comment
  CAS-BOT-BC273395  Calycadenia fremontii G. D. Carr 1971-9-18 663 Tehama NW of Red Bluff on Hwy 36, 6.0 mi W of its jct with Vestal Rd (just W of Ball Rd) 473 Comment
  CAS-BOT-BC273403  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama Northeast of Red Bluff Comment
  UC1876204  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 W of Vestal Rd. on Hwy 36 396 Comment
  UCD129698  Calycadenia fremontii Gerald D. Carr 1973-7-2 746 Tehama 1.5 miles south of Vestal Road on Weemasoul Road. 381 Comment
  UCD129762  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Hwy 36. 226 Comment
  UCD129765  Calycadenia fremontii R. L. Carr 1978-7-6 2111 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mile southeast of Tedoc Road juction, ca. 40 miles northwest of Red Bluff. 503 Comment
  UCD129771  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mile south of Luce and Griswald Roads (ca. 13 miles southwest of Cottonwood). 191 Comment
  CHSC77722  Calycadenia pauciflora B. Castro; L. P. Janeway 1999-6-14 983 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 341 Comment
  CHSC85290  Calycadenia pauciflora John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 780 Tehama Inner North Coast Range; ca. 3.9 air-miles west by southwest of Paskenta, ca. 3.6 air-miles south by southeast of Eagle Peak, ca. 1.4 air-miles north of confluence of Thomes Creek and Mill Creek; Crowfoot Point, south of Toomes Camp Road. Road edge. 576 Comment
  HSC95499  Calycadenia pauciflora Vernon H. Oswald, L. Ahart 1997-7-7 8662 Tehama Ca. 42 mi. W of Red Bluff on Pettyjohn Rd. (Forest Rd. 35 = 28N35), 0.4 mi. E of the Trinity NF boundary 854 Comment
  JEPS13945  Calycadenia pauciflora Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5356 Tehama 11.3 mi (by road) nw of Paskenta 1097 Comment
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Jun 18 2007
  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
  CAS-BOT-BC270856  Calycadenia pauciflora Gerald D. Carr 1973-7-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road 1066 Comment
  CAS-BOT-BC270857  Calycadenia pauciflora Gerald D. Carr 1973-7-23 740 Tehama 1.4 miles NE of Glenn County line on West Black Butte Road 213 Comment
  CAS-BOT-BC270858  Calycadenia pauciflora Gerald D. Carr 1937-6-23 741 Tehama 11.6 miles NW of Paskenta on Toomes Camp Road (1.3 miles SE of road to Eagle Peak) 961 Comment
  CAS-BOT-BC270859  Calycadenia pauciflora Gerald D. Carr 1978-7-6 2112 Tehama Long Gulch Camp along US Highway 36 (Beegum Road), ca. 0.5 mile SE of Tedoc Road junction, ca. 40 miles NW of Red Bluff 503 Comment
  UC1971726  Calycadenia pauciflora 1978-7-6 2116 Tehama 4.6 mi W of Hwy CR A5 (Bowman Road) on Hwy 36, ca. 1 mi NW of Rosewood (= GDC 664, 737) 214 Comment
  CHSC80587  Calycadenia truncata Lowell Ahart 2001-6-16 8848 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  CHSC84608  Calycadenia truncata Lowell Ahart; John Dittes 2003-9-17 10571 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
  CHSC96327  Calycadenia truncata L. P. Janeway 2006-8-20 8855 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Rocky gravelly eroding volcanic northwest-facing ridge top. 1082 Comment
  JEPS104279  Calycadenia truncata Lowell Ahart 2003-9-17 10571 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
  UCD135707  Calycadenia truncata Bruce G. Baldwin 1986-6-25 605 Tehama 1.5 miles east of junction with Plum Creek Road (Paynes Creek) along Paynes Creek Loop. 609 Comment
  UC121132  Calycanthus occidentalis unknown 1893-9-20 Tehama Yolla Bolly Mt. Comment
  UC1873689  Calycanthus occidentalis Barbara Ertter with James R. Shevock 1992-6-14 11162 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town). Comment
  HSC17637  Calyptridium monospermum Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  UC1949335  Calyptridium monospermum Barbara Ertter with Brad Olson 1991-7-4 10279 Tehama ca 1-1/2 mi up Williams Camp Rd (24N05) from Ball Rock / Toomes Camp Rd (M2), ca 3 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  JEPS14628  Calyptridium quadripetalum Helen K. Sharsmith 1954-6-24 Tehama leading to Eagle Peak (one mi below summit, Mendocino National Forest); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  SEINET199015  Calyptridium quadripetalum H. K. Sharsmith 1954-6-24 4345 Tehama Mendocino National Forest ; SW ridge leading to Eagle Peak 1 mi below summit 1067 Comment
  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
  CHSC86548  Calystegia atriplicifolia subsp. buttensis L. P. Janeway 2003-6-14 7845 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  SEINET12326981  Calystegia occidentalis R. A. Schlising 1975-1 3171 Tehama Hwy 32, 15 mi S of jct with Hwy 36 Comment
  CHSC66484  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1996-5-20 7579 Tehama Cascade Range Foothills, Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Scattered plants on the rocky and brushy banks of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC80633  Calystegia occidentalis subsp. occidentalis Lowell Ahart 2001-6-8 8770 Tehama Burned area on the south side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1784912  Calystegia occidentalis subsp. occidentalis Barbara Ertter, Brad Olson 1991-7-6 10451 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong jct, ca. 28 airmiles W of Corning, E side Tatham Ridge overlooking valley 1432 Comment
  CHSC110722  Calystegia occidentalis var. tomentella Dean Wm. Taylor; Robin Falscheer, T. Engstrom et al. 2010-6-23 20894 b Tehama Highway 36, 1 mile west from Lassen Lodge, north side of the highway near the junction with Little Giant Mill Road 1158 Comment
  UCD138380  Camassia quamash subsp. breviflora S. E. Keeton 1938-1 s.n. Tehama Child's Meadows. Comment
  CHSC43405  Camissonia contorta Lowell Ahart 1979-4-25 1844 Tehama On the floodplain of Blue Tent Creek, about 7 miles north of Red Bluff. 91 Comment
  UC1784915  Camissoniopsis ignota Barbara Ertter, Brad Olson 1993-5-15 11754 Tehama Round Valley Road (M-4) ca. 6 air mi SW of Paskenta, ca. 1/2 mi N of Salt Creek Conservation Camp, edge of Mendocino National Forest; SW Tehama Co. 426 Comment
  CHSC67195  Cardamine oligosperma James D. Jokerst 1981-2-23 1240 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  CAS-BOT-BC38053  Cardamine pachystigma John Thomas Howell 1944-7-14 19760 Tehama Anthony Peak, east side. Comment
  CHSC102601  Carex abrupta L. P. Janeway 2009-7-26 9870 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. 1990 Comment
  JEPS116108  Carex abrupta Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 -A Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles 1493 Comment
  UCD140083  Carex amplifolia L. P. Janeway 2000-6-30 6858 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  CAS-BOT-BC17896  Carex angustata John Thomas Howell 1960-8-18 36075 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  RSA712753  Carex angustata L. P. Janeway 2005-6-12 8424 Tehama High Cascade Range 1625 Comment
  CAS-BOT-BC19131  Carex aurea Philip Alexander Munz 1951-7-27 16971 Tehama South base of South Yolla Bolly Peak. 2072 Comment
  CHSC65070  Carex aurea Vernon H. Oswald; Lowell Ahart 1995-7-17 7088 Tehama High Cascade Range. Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  CAS-BOT-BC19081  Carex aurea Philip Alexander Munz 1951-7-25 16852 Tehama Square Lake, north base of South Yolla Bolly Mountain. 2133 Comment
  CHSC52744  Carex bolanderi L. P. Janeway; Oscar Janeway, Lillian Janeway 1987-5-26 2099 Tehama Along Deer Creek at Elam Creek Campground. 1325 Comment
  SEINET13344643  Carex bolanderi P. F. Zika, J. Nelson 2011-7-5 25523 Tehama North Coast Range Highlands (NCoRH) forest road 35, 0.7 air miles NE of Low Gap, 4 air miles NE of Opium Glade Ridge. 1500 Comment
  CAS-BOT-BC19644  Carex brainerdii John Thomas Howell 1960-8-18 36016 Tehama Near Lassen Volcanic National Park. Morgan Summit. 1752 Comment
  CHSC76842  Carex densa L. P. Janeway; B. Castro 1999-8-24 6545 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  CHSC82143  Carex feta L. P. Janeway 2001-7-29 7398 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  SEINET11309876 Image available Carex feta Unknown 2009-1 24613 Tehama Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36, Cascade Range Highlands (CaRH). Comment
  CAS-BOT-BC20757  Carex fracta Alice Eastwood; John Thomas Howell 1941-7-9 9782 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC106528  Carex fracta Peter F. Zika 2009-8-17 24610 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CHSC76845  Carex fracta L. P. Janeway; B. Castro 1999-8-22 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  JEPS102249  Carex fracta L. P. Janeway 2001-7-29 7399 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  SEINET3872074  Carex fracta Peter F. Zika 2009-8-17 24610 Tehama 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. Cascade Range Highlands.; 0 1895 Comment
  SEINET4292227 Image available Carex fracta L. Janeway, Castro, B 1999-1 6534 Tehama High North Coast Ranges. Small undisturbed mossy seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi north-ast of Anthony Peak. Mendocino Pass quad. Comment
  HSC81946  Carex hassei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4873 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap 1372 Comment
  CHSC83713  Carex heteroneura var. heteroneura L. P. Janeway 2001-6-24 7227 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. 1652 Comment
  CAS-BOT-BC28200  Carex hoodii Alice Eastwood; John Thomas Howell 1941-7-9 9816 Tehama government Flat. Comment
  SEINET3902355  Carex integra Barbara Ertter, Brad Olson 1991-7-6 10416 Tehama Rocky Cabin meadow about 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, about 30 airmiles W of Corning.; 0 1890 Comment
  CAS-BOT-BC7569  Carex integra B. Crampton 1954-6-16 1988 Tehama .25 miles west of Howell Camp, Mendocino National Forest - Paskenta District. 1892 Comment
  CAS-BOT-BC7619  Carex interior F. Ehrendorfer 1959-6-22 s.n. Tehama North Coast Ranges above Paskenta. 1859 Comment
  JEPS105658  Carex lenticularis var. impressa L. P. Janeway 2001-6-10 7153 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
  CAS-BOT-BC31207  Carex lenticularis var. impressa P. A. Munz 1951-7-25 16906 Tehama Square Lake, N base of South Yolla Bolly Mt. 2133 Comment
  CHSC88485  Carex luzulina L. P. Janeway 2001-6-10 7154 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
  CHSC116715  Carex multicaulis Lowell Ahart; John Dittes 2016-4-29 20816 Tehama On the south side of the trail, about 400 yards south side of the trail, about 400 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) notheast of USFS Road 27N08 Bridage over Deer Creek, about 2 1/8 miles by trail to Highway 32. 935 Comment
  CHSC90400  Carex multicaulis Niall McCarten 1986-6-14 5348 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1402 Comment
  JEPS102683  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
  UC1149884  Carex multicaulis Harold and Virginia Bailey 1948-8-28 3059 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  JEPS124421  Carex nervina Lowell Ahart, John Dittes 2015-8-5 20445 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-BC20758  Carex pachycarpa Alice Eastwood; John Thomas Howell 1941-7-10 9851 Tehama Mendocino - Tehama County. Anthony Peak. Comment
  UC725648  Carex pachystachya A. A. Heller 1929-5-1 14853 Tehama Osage Avenue Comment
  RSA66388  Carex scopulorum var. bracteosa Phillip A. Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  UC1950143  Carex scopulorum var. bracteosa Barbara Ertter with Brad Olson 1991-7-6 10422 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
  JEPS102680  Carex serratodens Lowell Ahart 2001-6-8 8793 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS124408  Carex simulata Lowell Ahart, John Dittes 2015-8-6 20504 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  HSC82150  Carex straminiformis Thomas W. Nelson, Jane P. Nelson 1979-6-25 4918 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CAS-BOT-BC115821  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9808 Tehama Government Flat. Comment
  CAS-BOT-BC115825  Carex subfusca C. Epling; William Robinson 1935-7-16 s.n. Tehama Near Mineral. Comment
  CHSC83711  Carex subfusca L. P. Janeway 2001-6-24 7228 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. 1652 Comment
  UC1584277  Carex subfusca J. Kierstead, J. Anderson 1989-8-31 89 -92 Tehama n side Tedoc Mtn. (along F.S. Rd. 45); Shasta-Trinity N.F., Yolla Bolly R.D. 1219 Comment
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Mar 11 2008
  UC2042792  Carex subfusca Barbara Ertter with Brad Olson 1991-7-4 10289 Tehama Ball Rock / Toomes Camp Road (M2) 1.9 mi N of Trought Ridge junction, ca. 28 air miles W of Corning. Comment
  CHSC115777  Carex utriculata Lowell Ahart; John Dittes 2015-8-6 20517 Tehama About 100 yards east of the sping, 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), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  HSC82136  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4934 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  JEPS106179  Castilleja applegatei subsp. pinetorum Lowell Ahart 2004-6-11 11032 Tehama Along the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 382 Comment
  JEPS22416  Castilleja applegatei subsp. pinetorum Hugh Dearing and Margaret Dearing 1938-6-22 2071 Tehama Potato Patch Camp 1080 Comment
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May 26 2016
  JEPS3626  Castilleja applegatei subsp. pinetorum George Gillett 1952-7-14 79 Tehama above Sulphur Works Ski Lift area; Lassen Volcanic National Park 2072 Comment
  JEPS76658  Castilleja applegatei subsp. pinetorum L. R. Heckard 1972-6-17 2966 Tehama w slope Tedoc Mt. 1310 Comment
  JEPS8020  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lawrence R. Heckard 1951-8-7 3477 Tehama 2.4 mi w Elam Creek Public Camp (along Deer Creek Road (Calif Hwy 32)) 1219 Comment
  CHSC32867  Castilleja attenuata Thomas Chastain 1980-4-12 16 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC65837  Castilleja attenuata Shuan E. Sims 1995-4-22 14 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  JEPS9972  Castilleja attenuata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS10306  Castilleja exserta subsp. exserta Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS10308  Castilleja exserta subsp. exserta J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  CHSC59815  Castilleja foliolosa P. L. Lester 1980-3-31 3 Tehama Ca. 30 yds w of Round Valley Rd, ca. 9 mi sw of Paskenta. 670 Comment
  CHSC70907  Castilleja foliolosa Vernn Oswald; Lowell Ahart 1998-4-21 8933 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 560 Comment
  JEPS4507  Castilleja lacera Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  RSA755198  Castilleja lacera L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  SEINET14173423  Castilleja tenuis H. M. Hall, E. B> Babcock 1903-1 4371 Tehama Mill Creek Canyon, near Morgan [Springs]. 1524 Comment
  JEPS42222  Ceanothus cordulatus W. L. Jepson 1927-6-21 12279 Tehama Mineral 1524 Comment
  SEINET6955016  Ceanothus cordulatus Robert A. Evers, Clara V. Evers 1975-8-23 115013 Tehama 2 miles (3.2 km) west of Mineral. 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
  LA43623  Ceanothus integerrimus Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  UC575023  Ceanothus integerrimus C. Epling and Wm. Robison 1935-7-16 Tehama Mineral Comment
  UCR17253  Ceanothus integerrimus Frank C. Vasek 1975-7-12 750712- 01 Tehama Along Deer Creek (Hwy. 32), north of Potato Flat Comment
  HSC18317  Ceanothus prostratus W. R. Rogers 1965-5-3 37 Tehama 10 mi W of the town of Mineral on Hwy. 36 Comment
  RSA21522  Ceanothus prostratus var. occidentalis Carl B. Wolf 1937-5-17 8708 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  CHSC102471  Centaurea melitensis L. P. Janeway 2009-6-21 9822 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indian Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  CHSC66183  Centaurea melitensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7717 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.5 mi downstream from old bridge site. 100 Comment
  CAS-BOT-BC443967  Centaurium tenuiflorum C. Rose Broome 1978-8-4 2320 Tehama Bowman Road, 7 mi. W of Jct. With *-5, on N side of road Comment
  UC998333  Centromadia fitchii Milos S. Baker and H. K. Wagnon 1953-6-20 12749 Tehama 1.7 mi e Flournoy (on rd to Paskenta, w Tehama County) Comment
  CHSC54014  Centunculus minimus Vernon H. Oswald; Lowell Ahart 1991-5-9 4569 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. Locally abundant on a vernally wet flat at the southwest corner of the large impoundment at the entrance kiosk. 112 Comment
  CHSC80254  Centunculus minimus B. Castro; L. P. Janeway 2000-6-6 1193 Tehama Vicinty of Paskenta and Thomes Creek, in hills S of main ck. 329 Comment
  SBBG16030  Cerastium fontanum D. Myrick 1961-6-24 360 Tehama St Hwy 36 ca. 2 mi E of Mineral 1524 Comment
  JEPS124059  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 Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC291612  Cercis occidentalis Camille F. Nowell 2012-7-16 49 Tehama Hwy 36 approx 14 mi E of Paynes Creek. 1018 Comment
  CHSC75365  Cercis occidentalis Ben Myhre 1997-4-14 15 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS97451  Cercis occidentalis Vernon H. Oswald and L. Ahart 1995-3-6 6503 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
  UC1128917  Cercis occidentalis P. L. Johannsen 1936-8-26 993 Tehama 1 1/4 mi ne junction of Deer and Rattlesnake Creeks; Paynes Creek Quadrangle 1066 Comment
  JEPS81105  Cercocarpus betuloides var. betuloides J. P. Smith and T. W. Nelson 1978-7-22 10046 Tehama Shasta-Trinity National Forest 1280 Comment
  HSC95721  Cercocarpus ledifolius var. intermontanus Vernon H. Oswald, L. Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the NE corner of the Yolla Bolly-Middle Eel Wilderness 2058 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
  HSC74948  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1979-6-23 10161 Tehama Summit of Tedoc Mtn., Shasta-Trinity Natl. Forest 1646 Comment
  UC1299288  Chaenactis douglasii var. douglasii Freed W. Hoffman 1949-7-21 3048 Tehama 0.3 mi s of Tedoc Gap; North Coast Ranges, Tedoc Mountain, Tedoc Gap Comment
  UC1299289  Chaenactis douglasii var. douglasii Freed W. Hoffman 1950-7-1 3532 Tehama Ovenlid, w Tehama County North Coast Ranges, Ovenlid Comment
  JEPS113152  Chaenactis glabriuscula var. heterocarpha Lowell Ahart 2007-5-8 13725 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  CAS-BOT-BC277657  Chaenactis glabriuscula var. megacephala Lowell Ahart 1979-4-25 s.n. Tehama Dibble Creek, 1.5 miles N. of Red Bluff 100 Comment
  CHSC61400  Chaenactis nevadensis Vernon Oswald; Lowell Ahart 1993-8-18 5829 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conrad, near the S boundary of the park. 2468 Comment
  UCD126581  Chamaesaracha nana Collector Unknown 1925-8-1 s.n. Tehama Red Bluff. Comment
  CHSC52646  Chamaesyce hooveri R. D. Stone 1986-7-24 791 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
  CHSC52650  Chamaesyce hooveri R. D. Stone 1986-8-24 806 Tehama Central Valley. TNC Vina Plains Preserve, N pasture 0.5 miles S of Lassen Road and 1.6 miles ESE of its intersection with Highway 99. Vernal pool. 67 Comment
  CHSC64909  Chamaesyce maculata Vernon H. Oswald; Lowell Ahart 1995-6-13 6872 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of Manton Rd. ca. 0.2 mi s of Inks Creek Rd. 207 Comment
  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
  CDA13591  Chamaesyce ocellata subsp. ocellata G. F. Hrusa 1996-8-17 13516 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC66841  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-8-22 8242 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Collected at the west boundary on the edge of the dirt road south of the creek. 105 Comment
  CHSC79994  Chamaesyce ocellata subsp. rattanii L. P. Janeway; B. Castro 2000-6-19 6805 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 1040 Comment
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Jan 17 2008
  JEPS105474  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  UC596012  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC105638  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2010-10-4 17274 Tehama About 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  HSC4365  Chenopodium album Jim Vaughn 1956-6-22 Tehama Mineral 1311 Comment
  JEPS103450  Chenopodium ambrosioides var. suffruticosum Lowell Ahart 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, E of Marguerite Road, ca 1 1/4 mile (air) SE of Corning. 74 Comment
  CHSC69679  Chenopodium atrovirens Vernon Oswald 1986-7-24 2224 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2194 Comment
  JEPS94655  Chenopodium californicum Vernon Oswald and Lowell Ahart 1998-4-27 8969 Tehama Pettyjohn Rd. 0.9 mi w junction with Weemasoul Rd. (w of Red Bluff and se of Platina) 597 Comment
  CAS-BOT-BC451366  Chimaphila menziesii Mrs. H. C. Cantelow 1938-7-5 3775 Tehama Near Deer Creek Rd. jct. Hwy 32-89 Comment
  CAS-BOT-BC451367  Chimaphila menziesii Hans Leschke 1964-8-2 1881 Tehama Lassen Volcanic Nat. Park: Mills Creek Falls Comment
  CAS-BOT-BC451368  Chimaphila menziesii H. F. Copeland 1920-7-12 89 Tehama Butt[e] Mt. 1828 Comment
  JEPS109681  Chlorogalum angustifolium Dean W. Taylor 1990-4-24 10639 Tehama just north of Stony Creek north of Roger Road, under steel-tower high voltage transmission lines 106 Comment
  CAS-BOT-BC498636  Chlorogalum angustifolium John Thomas Howell 1955-6-12 30308 Tehama 8.5 miles south of Corning Comment
  CAS-BOT-BC498637  Chlorogalum angustifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53455 Tehama Foothill woodland, 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  POM204023  Chlorogalum angustifolium Alice Eastwood, John Thomas Howell 1934-4-21 1848 Tehama Between Red Bluff and Paynes Creek. Comment
  CHSC110169  Chlorogalum pomeridianum var. minus Daniel Slakey; CNPS volunteers 2012-5-22 13 Tehama 433 Comment
  CHSC113316  Chorizanthe membranacea Lowell Ahart; John Dittes 2014-5-17 19507 Tehama Steep north bank above the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC110821  Chorizanthe membranacea David Isle; Phil Rundel, Lela Schultz 1990-5-4 1989 Tehama Mendocino National Forest - North Coast Ranges North Fork Stony Creek Watershed. Wilder RNA; Along S bank of E running drainage just S of N RNA Bdry. (N Sec. 26 sec. line). 341 Comment
  CHSC114419  Chorizanthe membranacea Don Lepley 1992-7-9 Tehama Along Road 28N29, at a deep bay in the canyon slope, above where several stream channels converge, roughly 0.8 air miles northwest of Black Rock and approximately 12 air miles south-southwest of Mineral, CA. 926 Comment
  CHSC113333  Chorizanthe polygonoides var. polygonoides Lowell Ahart; John Dittes 2014-5-18 19526 Tehama Scraped area on the south side of the poor dirt road, north of the fence, about 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. 129 Comment
  JEPS38076  Chrysolepis sempervirens Jos. Grinnell 1925-7-30 Tehama Mineral 1463 Comment
  CHSC64547  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-3 6590 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered plants in moist soil along the intermittent stream on the s edge of the basalt ridge at the w boundary. 195 Comment
  CHSC64625  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-17 6673 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of a drying wetland between the reserve fence and Manton Rd. e of the borrow pit. 213 Comment
  CAS-BOT-BC279850  Cichorium intybus John Thomas Howell 1960-8-20 36252 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC80590  Cirsium andersonii Lowell Ahart 2001-6-16 8864 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
  CHSC64941  Cirsium cymosum Vernon H. Oswald; Lowell Ahart 1995-7-12 7026 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
  CAS-BOT-BC277964  Cirsium cymosum Milo S. Baker; H. K. Wagnon 1953-7-12 12853 Tehama One mile above Whitlock Camp along County Road 1371 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
  CDA7425  Cirsium vulgare L. Ahart 2006-9-9 13255 Tehama Just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. Comment
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CAS-BOT-BC438977  Cistanthe monosperma C. Hart Merriam No date on label s.n. Tehama S. Yolla Bolla [Bolly], top. Comment
  CHSC23388  Clarkia arcuata B. Garamendi 1974-5-11 44 Tehama Mill/Deer Creek Study Area. 1 1/2 mi SW of Peligreen Place on Peligreen Jeep Trail. 914 Comment
  CHSC79777  Clarkia arcuata L. P. Janeway; B. Castro 2000-4-22 6676 Tehama High Cascade Range. Along Ponderosa Way 0.8 km northwest of Black Rock. 264 Comment
  CHSC92814  Clarkia arcuata John Dittes; Josephine Guardino 2005-5-11 1117 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
  JEPS101739  Clarkia arcuata Dean W. Taylor 1997-6-1 16021 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset Comment
  JEPS94334  Clarkia arcuata Vernon H. Oswald and Lowell Ahart 1997-5-14 8446 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
  UCD80467  Clarkia concinna CNPS SN Foothill Team 2005-6-6 SNFN 0333 c Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 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
  JEPS90049  Clarkia concinna subsp. concinna Dean William Taylor 1972-6-17 Tehama on Tedoc Mountain, along Wells Creek Wells Creek; Tedoc Mountain, Wells Creek 822 Comment
  RSA90798  Clarkia concinna subsp. concinna Milo S. Baker, H. K. Wagnon 1953-5-31 12706 Tehama Logging road west of Paskenta above 6 mile post Comment
  UCSB63931  Clarkia gracilis Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36; NE of Red Bluff; T28N R3W NWVi SWV4 Sect 13; north-facing slope of Paynes Creek Canyon at this location; Cascade Range Foothills 167 Comment
  CHSC68588  Clarkia gracilis subsp. albicaulis Vernon H. Oswald; Lowell Ahart 1997-5-14 8449 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. On roadside bank. 920 Comment
  JEPS101748  Clarkia gracilis subsp. albicaulis Dean W. Taylor 1997-6-6 16024 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  CHSC13928  Clarkia gracilis subsp. gracilis P. Matthews 1968-4-28 13 Tehama Ca. 10.5 mi w of Cottonwood, ca. 6.5 mi w on Evergreen Rd, on e side of rd on bank. 73 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
  CHSC57476  Clarkia gracilis subsp. gracilis Heather L. Davis 1990-4-14 41 Tehama W side of McCoy Rd., ca. 1.5 mi s of Hooker Crk. Rd., Cottonwood. 106 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
  CHSC89851  Clarkia lassenensis L. P. Janeway; B. Castro 2004-5-30 8122 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  RSA93131  Clarkia modesta Milo S. Baker, H. K. Wagnon 1953-5-9 12583 Tehama Logging road west of Pakenta, near 6 mile post. 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
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Jul 31 2009
  CHSC68589  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald; Lowell Ahart 1997-5-14 8438 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi south of Plum Creek Rd., 1.6 mi northwest of the South Fork Antelope Creek. 1018 Comment
  UCD80475  Clarkia purpurea subsp. quadrivulnera CNPS SN Foothill Team 2005-5-10 SNFN 0164 Tehama TNC, Dye Creek Preserve, in a side drainage of Long Gulch. 152 Comment
  UC1949042  Clarkia rhomboidea Barbara Ertter with Brad Olson 1991-7-6 10375 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  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
  CHSC64398  Claytonia exigua subsp. exigua Vernon H. Oswald; Lowell Ahart 1995-3-6 6506 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a bare patch of eroded fanglomerate just e of Pool 20 (Orcuttia pool). 219 Comment
  CHSC90694  Claytonia exigua subsp. exigua D. Isle 1996-3-7 1001 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  JEPS43349  Claytonia exigua subsp. exigua Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC1586537  Claytonia exigua subsp. exigua Vernon H. Oswald and Lowell Ahart 1991-4-16 4497 Tehama 0.2 mi se South Fork of Elder Creek (Lowrey Rd, n of Paskenta) 283 Comment
  CHSC94156  Claytonia palustris Lowell Ahart 2006-7-11 12946 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  JEPS103547  Claytonia palustris Lowell Ahart 2002-6-29 9801 Tehama On the E side of a meadow, on the E side of Willow Creek, ca 1/8 mile S of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1586 Comment
  CHSC9743  Claytonia parviflora subsp. parviflora Nancy Mosman 1971-7-17 125 Tehama In shady meadow 50 ft e of Hwy 32 ca. 22 m s of Chester. 914 Comment
  JEPS43348  Claytonia parviflora subsp. parviflora Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  HSC99245  Claytonia parviflora subsp. parviflora Steven Lagos 1974-5-5 64 Tehama Hwy. 36, 21 mi. E of Trinity Co. line Comment
  RSA67459  Claytonia rubra P. A. Munz 1951-7-18 16663 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  HSC23465  Claytonia rubra subsp. rubra C. A. Stafford 1970-4-12 11 Tehama 25 yds. off NW side of Cohassed Hwy., 100 yds. from jct. of Ponderosa Way and Cohasset Hwy., 4.5 mi. N of Butte Co. line Comment
  CHSC33764  Claytonia saxosa W. Dempsey 1980-7-5 Tehama Mount Linn, South Yolla Bolly area. 2286 Comment
  UC82873  Claytonia saxosa T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Mt. Comment
  RSA123561  Claytonia saxosa G. D. Barbe 1955-7-22 256 Tehama W slope of Harvey Peak, W of S Yolla Bolly. 2378 Comment
  HSC96789  Clematis lasiantha J. Carey, A. Hong, J. Leffingwell 1995-4-22 52 Tehama 0.25 mi. W of the intersection of Hwy. 36 and Shasta-Tehama County line 396 Comment
  JEPS76667  Collinsia greenei L. R. Heckard 1972-6-17 2957 Tehama Tedoc Mt.; bare serpentine slope on nw side, along new road around w of mountain 1280 Comment
  JEPS94273  Collinsia greenei Vernon Oswald and Lowell Ahart 1997-6-10 8568 Tehama between Paskenta and Covelo (on Forest Road 24N02 between Government Flat and Wells Cabin Campgrounds, 2.0 mi s M2); Forest Road 24N02 1828 Comment
  UC1025135  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama w Paskenta (near 10 mi post, along logging rd) Comment
  RSA121387  Collinsia greenei G. D. Barbe 1955-7-16 185 Tehama On the east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2287 Comment
  RSA90848  Collinsia greenei Milo S. Baker, H. K. Wagnon 1953-5-31 12707 Tehama Logging road west of Paskenta near 10 mile post Comment
  HSC75376  Collinsia rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3558 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  CHSC53984  Collinsia sparsiflora var. collina Vernon H. Oswald 1991-4-30 4540 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  CHSC64560  Collinsia sparsiflora var. collina Vernon H. Oswald 1995-3-27 6551 Tehama Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 219 Comment
  CHSC88851  Collinsia sparsiflora var. collina A. Peterson 2003-4-17 39 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  CHSC66209  Collinsia tinctoria Vernon H. Oswald; Lowell Ahart 1996-6-3 7705 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Hog Lake Plateau. 100 Comment
  RSA34084  Collinsia tinctoria A. A. Heller 1937-7-21 15933 Tehama Near the Dear Creek Crossing east of Romo, on the Deer Creek Road. 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
  RSA123775  Collinsia torreyi var. latifolia G. D. Barbe 1955-7-16 179 Tehama On the east ridge leading to So. Yolla Bolly (Mt. Linn). 2287 Comment
  UC1076032  Collomia diversifolia Herbert L. Mason 1947-5-18 14793 Tehama w Paskenta; Paskenta Grade Comment
  JEPS71022  Collomia grandiflora Jos. Grinnell 3 Tehama Mineral 1463 Comment
  RSA304660  Collomia larsenii D. H. Wilken, C. Donahue 1976-7-14 12701 Tehama South face of Mount Lassen 2896 Comment
  JEPS128469  Collomia tinctoria Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -070 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed, Forest Road 27N12. Comment
  JEPS76635  Collomia tinctoria L. R. Heckard 1972-6-18 2993 Tehama ne side Tedoc Mt. (near road) 1341 Comment
  UC1002648  Collomia tinctoria Milo S. Baker and H. K. Wagnon 1953-7-12 12898 Tehama county road 5.3 mi above Whitlock Camp (w Tehama Co., in cut-over forest) Comment
  UC1024382  Collomia tinctoria George W. Gillett 1952-8-24 215 Tehama moist bank below hot springs area; Lassen Volcanic National Park, vicinity of Sulphur Works 2133 Comment
  SEINET12332630  Convolvulus arvensis Unknown 1982-1 572 Tehama The Nature Conservancy Vina Plains Preserve 70 Comment
  CHSC66578  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald; Lowell Ahart 1996-7-8 7959 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  RSA63622  Cordylanthus pilosus subsp. hansenii Milo S. Baker 1947-8-14 11998 Tehama Hwy 36 ca 1000 ft and 10-12 mi. E of Red Bluff. Comment
  SBBG100044  Cordylanthus tenuis subsp. viscidus L. R. Heckard, T. I. Chuang 1971-8-15 2769 Tehama W of Mineral on St Hwy 36, 1 mi E of Lyonville Rd jct 1219 Comment
  UCR263542  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 miles from Mineral on Hwy 172 to Mill Creek 1585 Comment
  CHSC117382  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 mi. from Mineral on Hwy 172 to Mill Creek, 1584 Comment
  JEPS75805  Cornus sericea subsp. sericea Todd and Virginia Keeler-Wolf 1973-9-2 545 Tehama Yolla Bolly Mts., French Cove 1950 Comment
  UC176017  Cornus sessilis Edward and Marguerite Hyatt Jul 30 1914-Aug 20 1914 319 Tehama Deer Creek Comment
  HSC75053  Corylus cornuta subsp. californica J. P. Smith, Thomas W. Nelson 1978-7-22 10056 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  JEPS50007  Crassula connata var. subsimplex Jos. W. Blankinship 1911-3-25 Tehama Redding Comment
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Jul 19 2009
  CHSC55088  Crassula saginoides L. P. Janeway 1991-5-11 3954 A Tehama About 1/4 mi south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Refuge. 169 Comment
  CHSC90399  Crepis intermedia Niall McCarten; Roxanne Bittman 1986-6-15 5435 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Forest Rd. 25N29. 2011 Comment
  CAS-BOT-BC376553  Crepis occidentalis subsp. conjuncta P. A. Munz 1951-7-26 16938 Tehama East slope of South Yolla Bolly Pk. 2346 Comment
  CHSC71049  Crucianella angustifolia Vernon Oswald; Lowell Ahart 1998-5-14 9048 Tehama Hwy. 36 between Bluff and Platina, 2.3 mi east of Vestal Rd. 2712 Comment
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Sep 11 2007
  JEPS94763  Crucianella angustifolia Vernon Oswald and Lowell Ahart 1998-5-14 9048 Tehama Highway 36 between Red Bluff and Platina (2.3 mi e of Vestal Road) 274 Comment
  UCD80730  Crucianella angustifolia CNPS SN Foothill Team 2005-6-20 SNNR 0325 Tehama USFS, Lassen National Forest. 726 Comment
  CDA6675  Crucianella angustifolia G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2664 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  UCD121545  Crucianella angustifolia Alan A. Beetle 1944-6-1 3014 Tehama Near Igo. Comment
  CHSC106822  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. 152 Comment
  CHSC112587  Crypsis alopecuroides Lowell Ahart 2013-9-17 19040 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
  CHSC81641  Crypsis alopecuroides Vernon H. Oswald 2001-10-18 10062 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  SBBG122793  Crypsis alopecuroides B. Ertter et al. 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake, W of Orland 152 Comment
  CHSC112586  Crypsis schoenoides Lowell Ahart 2013-9-17 19041 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
  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
  SEINET11689134  Crypsis schoenoides Unknown 1982-1 738 Tehama The Nature Conservancy Vina Plains Preserve, NNE of barn in S pasture 63 Comment
  CHSC81643  Crypsis vaginiflora Vernon H. Oswald 2001-10-18 10063 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC83080  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  SEINET11689135  Crypsis vaginiflora Unknown 1982-1 806 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC117167  Cryptantha affinis Lowell Ahart; John Dittes 2016-6-22 21044 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  CHSC63216  Cryptantha affinis Lowell Ahart 1994-7-24 7518 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  JEPS95596  Cryptantha affinis Lowell Ahart 1994-7-24 7518 Tehama 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road) 1645 Comment
  SBBG29140  Cryptantha affinis A. Eastwood, J. T. Howell 1941-7-9 9758 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC84666  Cryptantha crinita Brian Elliott; Samantha Mackey Hillaire 2003-5-31 11631 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, starting at 0.42 miles at a heading of 190 deg. from Rancheria Creek Trailhead. 902 Comment
  CHSC86449  Cryptantha crinita Jenny Marr; Jean Hubbell 1994-4-28 102 Tehama Department of Fish and Game Battle Creek Wildlife Area, approximately 20 miles SE of Redding. 106 Comment
  JEPS105599  Cryptantha crinita Brian Elliott with Samantha Mackey Hillaire 2003-5-31 11634 Tehama Road 28N29; Lassen National Forest; Ishi Wilderness 1121 Comment
  CHSC64700  Cryptantha flaccida Vernon H. Oswald; Lowell Ahart 1995-5-9 6715 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. Grassy upland se of Pool 20. 213 Comment
  CHSC84258  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10238 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
  CHSC96532  Cryptantha flaccida Lowell Ahart 2007-5-8 13729 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
  SEINET516285  Cryptantha flaccida Vernon H. Oswald 1997-5-14 8436 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  JEPS102877  Cryptantha hispidula Lowell Ahart 2001-6-14 8844 Tehama About 50 yards E of road M2, and along the poor dirt road that is used to service the power poles, ca 8.5 miles W of Paskenta. 640 Comment
  CHSC80616  Cryptantha intermedia Lowell Ahart 2001-6-8 8813 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1051535  Cryptantha intermedia Helen K. Sharsmith 1954-6-24 4342 Tehama 1 mi below Eagle Peak summit (sw ridge leading to Eagle Peak); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UC1873667  Cryptantha microstachys Barbara Ertter with Brad Olson 1993-5-15 11748 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
  CHSC58023  Cryptantha rostellata Vernon H. Oswald; Lowell Ahart 1992-4-21 4919 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 18.6 mi (odometer) E of Hwy. 99, 2.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) SSE of Paynes Creek. 762 Comment
  CHSC90453  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5408 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  JEPS39789  Cupressus macnabiana W. Brokenshire Tehama near the Mill Creek rim (near Sunrise Camp of Forest map, Lassen National Forest) Comment
  JEPS102660  Cuscuta californica Lowell Ahart 2001-6-8 8771 Tehama Along a small wash, burned area on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  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
  CDA39913  Cuscuta californica var. californica L. Ahart 2004-6-11 11017 Tehama Northwest of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  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
  RSA262495  Cuscuta occidentalis J. M. Tucker 1959-7-19 262495 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain 2104 Comment
  UCD126360  Cuscuta occidentalis John M. Tucker 1959-7-19 3568 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  RSA122036  Cycladenia humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi. NW of Colby Mtn. Comment
  CHSC43594  Cycladenia humilis var. humilis Vernon Oswald 1984-7-16 1605 Tehama 29N22, 2.8 mi w of Hwy 89 (to Lassen Park). 1828 Comment
  JEPS49763  Cycladenia humilis var. humilis Jos. Grinnell 1927-6-17 Tehama Lassen Peak Region, Viola Rd. 1706 Comment
Read comments
Jul 16 2009
  UC851166  Cycloloma atriplicifolium Alice Eastwood 1912-8-26 1932 Tehama Red Bluff Comment
  CHSC77405  Cynodon dactylon L. P. Janeway; B. Castro 1999-5-24 6481 A Tehama Along the south edge of South Fork Cottonwood Creek. 335 Comment
  HSC9503  Cynodon dactylon Larry Berti 1968-11-26 Tehama Red Bluff Comment
  JEPS97312  Cynodon dactylon Vernon H. Oswald and L. Ahart 1995-6-13 6849 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, exposed rocky gravel of alluvial fan deposit. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  RSA123572  Cynoglossum occidentale G. D. Barbe 1955-7-22 249 Tehama About 1/8 milewest of Square Lake along the trail to Long Lake. 2104 Comment
  UCD80259  Cyperus eragrostis CNPS SN Foothill Team 2005-6-7 SNNR 0213 a Tehama TNC Dye Creek Preserve, near Ballard Spring. 434 Comment
  JEPS117385  Cyperus erythrorhizos Lowell Ahart, John Dittes 2010-10-4 17288 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
  CHSC66214  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-6-3 7725 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC117724  Cyperus esculentus var. leptostachyus Lowell Ahart; John Dittes 2016-8-25 21314 Tehama Low wet depression along a dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC66887  Cyperus flavescens Vernon H. Oswald; Lowell Ahart 1996-9-4 8270 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  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
  CHSC64926  Cyperus squarrosus Vernon H. Oswald 1995-5-28 6787 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. At the sw corner of the borrow pit. 219 Comment
  CHSC81324  Cyperus squarrosus L. P. Janeway; B. Castro 2001-6-5 7106 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 329 Comment
  CHSC84595  Cyperus squarrosus Lowell Ahart; John Dittes 2003-9-17 10597 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC66584  Cyperus strigosus Vernon H. Oswald; Lowell Ahart 1996-7-8 7952 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  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
  JEPS127207  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. Comment
  SEINET3829247  Danthonia unispicata Helen K. Sharsmith 1954-1 4348 Tehama Among chaparral on serpentine rock. Southwest ridge leading to Eagle Peak, one mile below summit, Mendocino National Forest. 1067 Comment
  CHSC81259  Datisca glomerata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek. 304 Comment
  CHSC87809  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On the south edge of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  RSA93505  Datisca glomerata Milo S. Baker, H. K. Wagnon 1953-5-31 12720 Tehama Logging road west of Paskenta near 5 mile post. Comment
  SJSU5890  Daucus pusillus R. L. MacDonald & N. D. Addy 1962-6-30 Tehama oby Hwy 36 c. 11 mi W of Mineral Comment
  HSC31599  Delphinium nudicaule Thomas E. Higley 1974-5-5 88 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  JEPS60597  Delphinium nudicaule Joseph Grinnell 1927-5-26 Tehama between Mineral and Payne Creek 1005 Comment
  CAS-BOT-BC9911  Delphinium nudicaule John Wynn Gillespie; Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Payne's Creek and Mineral on Red Bluff-Susanville Road Comment
  CHSC107096  Delphinium variegatum M. Mitchell 2010-4-6 31 Tehama Dye Creek Preserve. 135 Comment
  CHSC31355  Delphinium variegatum Thomas Chastain 1980-4-12 18 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  RSA703799  Delphinium variegatum Daphne K. Christopher, M. Bibbo, Hannah Stevens 2003-4-20 222 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  SEINET7067165  Delphinium variegatum A. G. Vestal 1947-5-2 s.n. Tehama Roadside about 13.5 miles west of Cottonwood and 0.5 mile north of Route 36. Coordinate datum: NAD27. Comment
  CAS-BOT-BC16947  Delphinium variegatum subsp. variegatum A. A. Heller 1916-4-20 12329 Tehama 3 miles north of 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
  CHSC3925  Delphinium variegatum subsp. variegatum L. Lyons 1967-4-24 17 Tehama At intersection of Hall Rd. and Gardner Ferry Dr. ca. 4 me. e. Corning and 2 mi. w. Sacramento River, Woodson Bridge. 45 Comment
  CHSC13025  Deschampsia danthonioides M. Meyer 1974-4-4 47 Tehama Found ca. 16 mi n of Chico on Hwy. 99. 70 Comment
  UCD63569  Deschampsia elongata Beecher Crampton 1954-6-16 1989 Tehama Howell Saddle, Crane Mills logging road, Mendocino Natl. forest--Paskenta District. 1892 Comment
  RSA66371  Descurainia incana subsp. incisa P. A. Munz 1951-7-26 16949 Tehama Square Lake, N base South Yolla Bolly Pk. 2134 Comment
  CHSC84259  Dianthus armeria subsp. armeria Lowell Ahart; John Dittes 2003-6-11 10241 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  UC1037403  Dicentra formosa Douglas Barbe 1955-7-21 231 Tehama s shore Square Lake 2103 Comment
  UCR123909  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2001-7-7 6919 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CAS-BOT-BC483639  Dichelostemma capitatum Anthony J. Desch; Bryon Cariss 1988-3-26 16 Tehama 17.5 miles east of Tehama/Shasta Co. line o nRt. 36 24 Comment
  CHSC64399  Dichelostemma capitatum subsp. capitatum Vernon H. Oswald; Lowell Ahart 1995-3-6 6513 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 195 Comment
  HSC2096  Dichelostemma capitatum subsp. capitatum Larry Berti 1969-3-15 23 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  CDA12945  Dichelostemma multiflorum G. F. Hrusa 1996-5-2 12906 Tehama Central Valley; Near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  CDA15428  Dichelostemma multiflorum G. F. Hrusa, J. Hart 1998-5-1 14414 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd Comment
  CHSC86561  Dichelostemma multiflorum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  UC1949277  Dichelostemma multiflorum Barbara Ertter with Brad Olson 1991-7-4 10274 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
  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
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  JEPS40724  Dieteria canescens var. shastensis Joseph Grinnell 1925-7-27 Tehama Broke-off Mountain 2865 Comment
  CAS-BOT-BC290950  Dieteria canescens var. shastensis Freed Hoffman 1949-7-21 2833 Tehama Tedoc Gap, extreme nw. Tehama Co. 1371 Comment
  CHSC55417  Diplacus douglasii Vivian L. Long 1991-4-4 6 Tehama Ca. 10 m w of Hwy A6, 1.6 km n Hwy 36, .8 km s Dales Lake. 203 Comment
  SBBG28904  Diplacus layneae M. S. Baker 1953-5-10 12621 Tehama logging road, W of Paskenta, at the 10 mi post Comment
  CHSC32161  Diplacus nanus James D. Jokerst. 1980-8-22 1106 Tehama North Coast Ranges. Near Mt. Linn. Comment
  CHSC80878  Diplacus torreyi Lowell Ahart 2001-6-8 8792 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC101380  Disporum hookeri David Isle 1992-7-7 1542 Tehama Mendocino National Forest; Thomes Creek Watershed. Coordinated Resource Inventory (Ecological Unit Inventory) Plot 924 taken at north end Rd 23N04.2, south of the SW tributary of Willow Creek. (Quail Flat Landing N of Sugar Spring Campground). 1231 Comment
  JEPS94497  Disporum hookeri Vernon Oswald and Lowell Ahart 1997-7-7 8698 Tehama Forest Route 35 at Cedar Creek near the ne corner of the Yolla Bolly Middle Eel Wilderness Cedar Creek; Yolla Bolly Middle Eel Wilderness, Cedar Creek 1066 Comment
  CHSC96042  Dittrichia graveolens Robert E. Preston 2006-10-27 2413 Tehama Corning, 0.3 mi S of Viola Ave, along I-5. 82 Comment
  CAS-BOT-BC136199  Dodecatheon alpinum John Thomas Howell 1961-6-20 36586 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CHSC107087  Dodecatheon clevelandii subsp. patulum M. Mitchell 2010-2-18 46 Tehama Dye Creek Preserve. 92 Comment
  CHSC75297  Dodecatheon hendersonii Vernon H. Oswald; Lowell Ahart 1999-4-21 9695 Tehama Near the trailhead of High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 838 Comment
  UC1019538  Dodecatheon hendersonii Louise Kellogg 1952-7-14 44 Tehama Square Lake trail from Ovenlid toward South Yolla Bolly Mountain (Mendocino National Forest); North Coast Ranges, Mendocino National Forest 1828 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
  JEPS76640  Downingia bacigalupii L. R. Heckard 1972-6-18 2985 Tehama sw of Tedoc Mt. 1371 Comment
  HSC59041  Downingia bicornuta Thomas Wood 1979-4-28 134 Tehama Along Leninger Rd., E of Vina. 73 Comment
  CHSC27822  Downingia cuspidata Catherine Corr 1978-4-18 5 Tehama Ca. 15 mi n of Chico on Hwy 99 at Haille Rd. Ca. 1/4 mi w of junction. 67 Comment
  CHSC54006  Downingia cuspidata Vernon H. Oswald; Lowell Ahart 1991-5-9 4559 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. Abundant on the muddy, receding margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  HSC104029  Downingia cuspidata L. Ahart 2012-6-2 18148 Tehama Northeast of Red Bluff; ~6.7 mi. NE of Dales and State Highway 36, on the east side of Long Road. 326 Comment
  UC596434  Downingia cuspidata R. F. Hoover 1937-5-19 2289 Tehama s of Red Bluff (Coyote Creek bridge); Coyote Creek Comment
  JEPS86525  Downingia pusilla Roy E. Buck and Glenn L. Clifton 1990-3-28 1471 Tehama 5 air km wnw Corning (3.3 air km ne of confluence of Burch and Houghton Creeks, just w of gas pipeline) 109 Comment
  CHSC55199  Draba verna var. aestivalis L. P. Janeway 1991-3-28 3857 Tehama Battle Creek Wildlife Area. In ravine draining into Battle Creek; 1 1/2 mi east of the Sacramento River. Bottom of ravine. 152 Comment
  JEPS96069  Drymocallis glandulosa var. reflexa Vernon H. Oswald and Lowell Ahart 1996-5-6 7514 Tehama BLM Parcel along Highway 36 NE of Red Bluff, Hog Lake Plateau, Cascade Range Foothills. 182 Comment
  RSA93141  Drymocallis glandulosa var. reflexa M. S. Baker 1953-7-12 12857 Tehama County road, 4.2 miles above Whitlock camp. 1677 Comment
  CHSC77562  Dysphania botrys Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 304 Comment
  HSC93240  Dysphania chilensis Vernon H. Oswald, L. Ahart 1996-9-4 8261 Tehama BLM Parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC88296  Dysphania 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
  CHSC88283  Echinochloa colona Lowell Ahart 2004-6-28 11129 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CAS-BOT-BC197082  Echinochloa crus-galli Virginia E. Long 1931-8-14 102 a Tehama Corning 79 Comment
  JEPS105964  Echinochloa muricata Lowell Ahart 2004-6-28 11129 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS127592  Eclipta prostrata B. Castro with L. P. Janeway 2015-7-13 2102 Tehama Sacramento Valley. In Elder Creek channel ca. 3.6 air mi upstream (NW) of its confluence with the Sacramento River and 280 ft W of the Highway 99 W bridge in rural residential area. Gerber 7.5' Quad. Comment
  JEPS118005  Elatine californica Lowell Ahart, John Dittes 2011-6-9 17448 Tehama Rio De Los Molinos Land Grant. In shallow water or on wet bare sandy soil, 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) north of Vina 80 Comment
  CHSC64908  Elatine heterandra Vernon H. Oswald; Lowell Ahart 1995-6-13 6848 B Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 219 Comment
  JEPS66414  Eleocharis acicularis L. R. Heckard and P. Rubtzoff 1971-7-31 2676 Tehama just NE of Red Bluff (land-locked lagoon off the Sacramento River) Comment
  JEPS95715  Eleocharis acicularis Vernon H. Oswald and L. Ahart 1995-6-13 6846 Tehama T29N R2W NE1/4 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
  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
  RSA66988  Eleocharis acicularis var. acicularis Phillip A. Munz 1951-7-25 16874 Tehama 1 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  UCD104371  Eleocharis bella Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6850 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC40804  Eleocharis macrostachya Pauleen Broyles 1982-5-26 669 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch in e pasture near confluence with Singer Creek. 66 Comment
  CHSC66093  Eleocharis macrostachya Vernon H. Oswald 1996-5-27 7644 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the pipeline ca. 0.3 mi N of the S boundary. 100 Comment
  CHSC87944  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 A Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS106208  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS64129  Eleocharis macrostachya W. L. Jepson 1938-6-10 18980 Tehama 6 mi S of Red Bluff (Coyote Creek) 91 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
  CHSC87857  Eleocharis rostellata Lowell Ahart 2004-6-11 11036 Tehama On the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  CHSC115528  Eleocharis suksdorfiana Lowell Ahart; John Dittes 2015-8-5 20448 Tehama Meadow, east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC84433  Eleocharis suksdorfiana Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10533 Tehama Meadow, about 50 yards east of Square Lake, about 3/4 mile northeast of Mount Linn, South Yolla Bolly. 2112 Comment
  RSA0118752  Elymus caput-medusae Lowell A. Ahart, John Dittes 2014-5-16 19491 Tehama Small drainage on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 0.5 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  UCD61550  Elymus elymoides V. P. Osterli 1950-5-24 Tehama Tehama County. Comment
  CAS-BOT-BC227934  Elymus elymoides John Thomas Howell 1960-8-18 36082 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  HSC9720  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama Paine's Creek, 2l miles W of Mineral Comment
  CAS-BOT-BC203733  Elymus glaucus subsp. glaucus John Thomas Howell 1960-8-18 36083 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 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
  CAS-BOT-BC203732  Elymus glaucus subsp. glaucus John Thomas Howell 1960-8-18 36062 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  SJSU11286  Elymus hispidus S. H. Casey 1980-6-22 1179 Tehama State Route 36 W of Mineral 1402 Comment
  CHSC108652  Elymus multisetus B. Castro; L. P. Janeway 2000-7-15 1299 Tehama Inner North Coast Ranges. Ca 7.1 mi w of Pasdenta along Rd M2, at Beehive Flat. 670 Comment
  CHSC66517  Elymus multisetus Vernon H. Oswald; Lowell Ahart 1996-5-20 7594 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the upper bank of an intermittent stream near Paynes Creek. 158 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
  UCD15029  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 miles east of Ides Cove. 2103 Comment
  RSA0113450  Epilobium angustifolium Henry J. Ramsey, Henry J. Ramsey 1938-8-5 1115 Tehama Mineral King. Comment
  CDA38057  Epilobium brachycarpum L. Ahart 2006-7-25 13075 Tehama On the west edge of the dirt road. about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CHSC87330  Epilobium campestre Lowell Ahart 2004-4-29 10793 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS122048  Epilobium campestre Lowell Ahart, John Dittes 2014-5-18 19519 Tehama About 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  OBI12148  Epilobium campestre Robert F. Hoover 1968-5-29 11133 Tehama 4 mi SE of Vina Comment
  UCD21181  Epilobium campestre Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-11 356 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  CHSC33641  Epilobium canum subsp. latifolium M. Merryman; R. Banchero 1979-9-7 38 Tehama Ca. 2.2 mi w of Hwy 32 crossing of Deer Creek. Roadside. 1146 Comment
  CHSC115773  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2015-8-5 20470 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
  CDA38107  Epilobium densiflorum L. Ahart, John Dittes 2003-6-11 10246 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
  JEPS104058  Epilobium densiflorum Lowell Ahart 2003-6-11 10246 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
  SBBG128035  Epilobium densiflorum L. Ahart, J. Dittes 2010-7-17 16882 Tehama S side of Ponderosa Way, ca. 10 yards SW of Soap Crk crossing, ca. 4.5 mi SE of Manton, ca. 2.5 mi N of Hwy 36 726 Comment
  JEPS95751  Epilobium foliosum Vernon H. Oswald and L. Ahart 1995-6-13 6866 Tehama T29N R2W NW1/4 SW1/4 Sec. 26, 720 ft. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  UC725704  Epilobium glaberrimum subsp. glaberrimum A. A. Heller 1937-6-26 15345 Tehama slope along creek w Deer Creek Meadows; Deer Creek 1371 Comment
  CHSC86563  Epilobium minutum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  RSA125975  Epilobium minutum E. K. Balls 1957-5-24 22542 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  CHSC84286  Epilobium pallidum Lowell Ahart; John Dittes 2003-6-11 10247 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
  CHSC96678  Epilobium pallidum Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13832 Tehama Bottom of a shallow vernal pool or swale, about 120 feet east of a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  UC762944  Epilobium pallidum R. F. Hoover 1937-5-19 2290 Tehama s Tehama; Coyote Creek bridge Comment
  CHSC105502  Epilobium torreyi Lowell Ahart; John Dittes 2010-7-17 16866 Tehama On dry red rocky soil, near brush piles, about 80 yards south of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC64715  Epilobium torreyi Vernon H. Oswald; Lowell Ahart 1995-5-16 6724 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station no Hwy. 36, ca. 14 mi ne of Red Bluff. Collected W of Pool 20. 213 Comment
  CHSC84293  Epilobium torreyi Lowell Ahart; John Dittes 2003-6-11 10248 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
  CHSC57330  Equisetum arvense S. R. Mitchelson 1987-4-12 9 Tehama Ca 10 m n of jct of N. Fork of Antelope Creek and Deadhorse Creek. 940 Comment
  CDA203  Eragrostis cilianensis Smith 1932-8-16 Tehama Red Bluff. 0 Comment
  JEPS127185  Eragrostis curvula Lowell Ahart, John Dittes 2016-8-25 21285 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CHSC112583  Eragrostis hypnoides Lowell Ahart 2013-9-17 19042 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  RSA695400  Eragrostis pectinacea L. Ahart, John Dittes 2003-9-17 10606 Tehama around cobbles, on a large gravel bar on the south side of Deer Creek, about 400 yards east of highway 99, bout 5 miles (air) southeast of Los Molinos. 61 Comment
  CHSC106702  Eragrostis pilosa var. pilosa Barbara Ertter; Elizabeth Neese, laure Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  JEPS52481  Eremocarpus setiger W. L. Jepson 1929-9-30 15332 Tehama Manton 426 Comment
  HSC39118  Eremogone congesta Gary S. Lester, Jeff Witcosky 1973-6-30 48 Tehama Yolla Bolly Wilderness Area, springs at head of Bear Gulch, S facing slope above the S Fork of Cottonwood Creek 2104 Comment
  CHSC76830  Eremogone congesta var. crassula L. P. Janeway; B. Castro 1999-8-23 6535 Tehama High North Coast Ranges. Along Summit Trail between Green Springs. Trailhead and Hammerhorn Mountain. 1996 Comment
  CHSC92151  Eriastrum brandegeeae J. Molter 1993-6-26 766 b Tehama Along aband. rd. 640 Comment
  CHSC92153  Eriastrum brandegeeae J. Molter 1993-7-20 767 C Tehama Along edges of Pettyjohn Rd. (Long grade). Comment
  UC572334  Ericameria bloomeri P. L. Johannsen 1936-8-20 986 Tehama 0.5 mi ne Colby Mountain; Lassen National Forest, Paynes Creek Quad. 1706 Comment
  CHSC105906  Ericameria greenei B. Castro; L. P. Janeway 1999-8-23 1034 E Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  HSC82450  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5043 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. NW of Regan Meadow 1433 Comment
  SEINET205025  Ericameria ophitidis Loran C. Anderson, Kent Fish 1965-8-16 2935 Tehama east slopes of Mt. Tedoc just below summit. 39 air miles west of Red Bluff. 1494 Comment
  CAS-BOT-BC294479  Erigeron bloomeri var. bloomeri W. L. Jepson 1897-7-25 s.n. Tehama South Yallo Balley [Yolla Bolly], North Coast Ranges Comment
  RSA0113457  Erigeron coulteri Henry J. Ramsey, Henry J. Ramsey 1938-8-3 1724 Tehama Mineral King. Comment
  CHSC57345  Erigeron divergens B. G. Clark 1987-4-6 15 Tehama 3.1 mi east on Hogsback Rd approx 4 mi east of Red Bluff on hwy 99 and 1 mi east of hwy 36 jct with 99. 243 Comment
  UC1075802  Erigeron divergens E. K. Balls and L. W. Lenz 1955-5-14 20720 Tehama 4.6 mi sw Payne's Creek (along State Hwy 36, Lake Almanor to Red Bluff); Lake Almanor, Red Bluff 487 Comment
  CAS-BOT-BC300704  Erigeron glacialis var. glacialis F. J. Hermann 1931-7-6 2542 Tehama Lassen Volcanic National Park. 1 mile S. of Park Entrance 1950 Comment
  JEPS29564  Erigeron inornatus var. inornatus John Thomas Howell 1960-8-20 36222 Tehama Morgan Morgan. Near Lassen Volcanic National Park 1219 Comment
  CHSC68804  Erigeron lassenianus var. lassenianus Vernon Oswald; Lowell Ahart 1997-6-10 8557 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground. 1821 Comment
  CAS-BOT-BC295478  Erigeron lassenianus var. lassenianus G. Ledyard Stebbins; Walter Knight; Irja Knight 1968-7-6 2563 Tehama Government Flat 1783 Comment
  JEPS96719  Erigeron petrophilus var. petrophilus Dean W. Taylor 1997-7-9 16128 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CHSC77725  Erigeron philadelphicus B. Castro; L. P. Janeway 1999-6-24 998 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 330 Comment
  CHSC118406  Erigeron philadelphicus var. philadelphicus Tim Kask 2016-5-3 271 Tehama Antelope Cr. drainage, McClure Tr. seep. 10T 0599398/4458179 Comment
  CHSC64943  Erigeron reductus var. angustatus Vernon H. Oswald; Lowell Ahart 1995-7-12 7028 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
  CHSC102453  Eriodictyon californicum L. P. Janeway; B. Castro 2009-4-25 9765 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  HSC65826  Eriodictyon californicum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 72 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  HSC74955  Eriogonum compositum J. P. Smith, Thomas W. Nelson 1979-6-24 10174 Tehama Shasta-Trinity National Forest, Wells Creek Camp 1311 Comment
  CHSC45364  Eriogonum compositum var. compositum Vernon Oswald 1986-5-23 2036 Tehama Round Valley Rd. (M4) 0.5 mi nw of Bennett Creek. On a roadcut. 853 Comment
  RSA93056  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1954-7-10 12975 Tehama East of county road 6.1 miles above Whitlock Camp 1829 Comment
  CDA13584  Eriogonum dasyanthemum G. F. Hrusa 1996-8-17 13508 Tehama Sacramento Valley; Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC32795  Eriogonum dasyanthemum James Jokerst 1980-6-18 887 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  RSA293139  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5861 Tehama Along Pettyjohn Road 1/2 mile east of junction with road to Saddlecamp 915 Comment
  UC774945  Eriogonum dasyanthemum Carl B. Wolf 1937-9-2 9295 Tehama Paskenta - Covelo Road Inner North Coast Range, Paskenta - Covelo Road 457 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
  JEPS76659  Eriogonum libertini L. R. Heckard 1972-6-17 2695 Tehama nw side of Tedoc Mt., along new road around w of of mountain Tedoc Mt. 1280 Comment
  SEINET3859993 Image available Eriogonum libertini James L. Reveal 1978-7-19 4788 Tehama Tehama Co.: Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap.; 0 1387 Comment
  UC1299704  Eriogonum libertini Freed W. Hoffman 1949-7-21 3051 Tehama near Tedoc Gap; North Coast Ranges, Tedoc Mountain Comment
  CAS-BOT-BC259371  Eriogonum lobbii J. M. Tucker; L. K. Mann 1959-7-19 3552 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain 2286 Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  RSA66630  Eriogonum lobbii var. lobbii P. A. Munz 1951-7-26 16924 Tehama East flank of South Yolla Bolly Peak, South Yolla Bolly Mountains. 2348 Comment
  CHSC61662  Eriogonum nudum var. nudum Vernon H. Oswald; Lowell Ahart 1993-9-2 5919 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2316 Comment
  HSC74855  Eriogonum nudum var. nudum J. P. Smith, Thomas W. Nelson 1978-7-22 10024 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS87368  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1993-9-2 5919 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2316 Comment
  UCSC009458  Eriogonum nudum var. oblongifolium Vernon H. Oswald, Lowell Ahart 1995-7-31 7168 Tehama Lane Valley Road, 1.5 miles north of Highway 36, north of Paynes Creek 533 Comment
  UCR265187  Eriogonum nudum var. pubiflorum Barbara Ertter, Brad Olson 1991-7-4 10184 Tehama Toomes Camp Road (Mendocino Forest Road 23N01), 5.3 mi west of Paskenta, c. 22 air miles west of Corning 457 Comment
  HSC95442  Eriogonum roseum L. Ahart, John Dittes 2003-9-17 10587 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CHSC79197  Eriogonum spergulinum var. reddingianum L. P. Janeway 2000-6-29 6854 Tehama High North Coast Ranges. At Ides Cove Trailhead, a small saddle on the ridge about 2300 m east of Mt. Linn. 2095 Comment
  UC1019552  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-16 70 Tehama directly s near Squaw Camp and Pole Corral on Boswell Ridge South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 2133 Comment
  HSC81836  Eriogonum strictum var. greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5056 Tehama Along ridge at Pole Corral Gap 1311 Comment
  CHSC48660  Eriogonum tripodum Vernon Oswald 1988-6-27 3514 Tehama M2 (23N01) 9.4 mi w of Paskenta. On a serpentine outcrop. 804 Comment
  JEPS96718  Eriogonum umbellatum var. smallianum Dean W. Taylor 1997-7-9 16129 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  JEPS56201  Eriogonum ursinum Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  CDA34748  Eriogonum vimineum L. Ahart, John Dittes 2010-10-4 17291 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  CHSC76528  Eriogonum wrightii var. trachygonum Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 304 Comment
  CHSC78888  Eriogonum wrightii var. trachygonum Vernon H. Oswald 2000-9-23 9966 Tehama Hwy 36 west of Red Bluff between Vestal Rd and Platina. 393 Comment
  CHSC102456  Eriophyllum lanatum var. grandiflorum L. P. Janeway 2009-4-21 9829 Tehama Cascade Range Foothills. Tehama Wildlife Area; near top of ridge overlooking Antelope Creek from the south; along Ishi Road 0.3 road km east of East Grapevine Jeep Trail. 588 Comment
  CHSC23389  Eriophyllum lanatum var. grandiflorum B. Garamendi 1974-5-10 5 Tehama Mill/Deer Creek Study Area. Davison Spring on Indian Ridge 1 1/2 mi W of Peligreen Place. 853 Comment
  JEPS34483  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1899-4-30 14574 Tehama Red Bluff Comment
  JEPS34625  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1934-5-4 16623 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
  OBI76936  Eriophyllum lanatum var. grandiflorum Anthony Baniaga 2011-6-12 347 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 Comment
  UC507151  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi w Mineral Comment
  JEPS75822  Eriophyllum lanatum var. lanceolatum Todd and Virginia Keeler-Wolf 1971-7-24 363 Tehama about 0.25 mi sw of North Yolla Bolly Mountain 2286 Comment
  CHSC113317  Erodium botrys Lowell Ahart; John Dittes 2014-5-17 19501 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  UCD103074  Erodium botrys R. V. Parke 1954-5-15 106 Tehama Off Highway 36, ca. 10 miles east of Red Bluff. 152 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
  HSC90405  Erodium cicutarium Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 21 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border, from turn off on 36 and up about .4 mi. 671 Comment
  CHSC66086  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1996-5-27 7646 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning: Northwest side of Sacramento Valley. 102 Comment
  JEPS96066  Eryngium castrense Vernon H. Oswald and Lowell Ahart 1996-7-8 7988 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UC735032  Eryngium castrense Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3201 Tehama 1 mi. w. Corning (Sacramento Valley); Sacramento Valley 91 Comment
  CAS-BOT-BC54564  Erysimum capitatum John Thomas Howell 1960-8-19 36163 Tehama Brokeoff Mountain Trail. 2682 Comment
  RSA90608  Erysimum capitatum Milo S. Baker, H. K. Wagnon 1953-6-21 12785 Tehama Logging road west of Paskenta. 1220 Comment
  HSC6777  Erysimum capitatum var. capitatum R. Spellenberg 1964-6-18 471 Tehama 6 mi. SW of Mineral, Hwy. 36 Comment
  SBBG119988  Erythranthe breweri L. Ahart 2006-7-19 13035 Tehama E side of Colby Crk, ca 2 air mi SE of Colby Mtn, ca 5 air mi NE of Butte Meadows 1525 Comment
  CHSC75305  Erythranthe glaucescens Vernon H. Oswald; Lowell Ahart 1999-4-21 9699 Tehama High Trestle-McClure Place Trail starting on Hogsback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  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
  CHSC113923  Erythranthe guttata Lowell Ahart 2014-5-8 19442 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  SEINET13723990 Image available Erythranthe moschata Louise Kellogg 1952-1 56 Tehama North Coast Ranges; Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly S of South Yolla Bolly Mountain. 2134 Comment
  CHSC31485  Erythronium californicum S. Horner 1979-4-19 479 Tehama Just sw of Saddle Camp. Shasta-Trinity NF/Ylla Bolla RD. 990 Comment
  CAS-BOT-BC502692  Erythronium californicum Elmer I. Applegate 1930-4-16 6115 Tehama Between Mud Flat and Bennett Spring, southwest corner of Tehama County. Comment
  RSA28178  Erythronium californicum Elmer I. Applegate 1930-4-16 6118 Tehama Mud Flat, below Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  RSA28181  Erythronium californicum Elmer I. Applegate 1930-4-16 6116 Tehama Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  CAS-BOT-BC419481  Eschscholzia lobbii Elmer I. Applegate 1928-4-25 5384 Tehama Between Corning and Orland Comment
  POM272351  Eschscholzia lobbii Lyman Benson 1929-3-26 1058 Tehama 10 miles north of Red Bluff Comment
  UC203186  Eucephalus ledophyllus C. Hart Merriam and Vernon Bailey 1916-9-1 Tehama Yolla Bolly Mts. Comment
  CHSC116169  Euphorbia maculata Lowell Ahart; John Dittes 2015-6-22 20262 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
  RSA739807  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence, sand bar in active floodplain of Sacramento River. 63 Comment
  CAS-BOT-BC202416  Euphorbia ocellata Milo S. Baker 1947-8-14 11999 Tehama Ca. 4 mi N.E. of Red Bluff on Rd. to Mineral Comment
  RSA530022  Euphorbia ocellata var. ocellata D. W. Taylor 1990-8-11 11459 Tehama North of Thomas Creek, 1 mile above Rawson Road. 104 Comment
  JEPS124424  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2015-8-5 20477 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
  JEPS88094  Euphorbia spathulata Vernon H. Oswald and Lowell Ahart 1996-5-20 7591 Tehama ne of Red Bluff (above Paynes Creek, BLM parcel along Hwy 36, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CHSC83311  Euthamia occidentalis Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. Valley bottom. 243 Comment
  JEPS127150  Euthamia occidentalis Lowell Ahart, John Dittes 2016-8-25 21276 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
  HSC74978  Festuca californica J. P. Smith, Thomas W. Nelson 1979-6-24 10190 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  UCD32604  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  HSC74845  Festuca idahoensis J. P. Smith, Thomas W. Nelson 1978-7-22 10032 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS94575  Festuca idahoensis Vernon Oswald and Lowell Ahart 1997-7-7 8675 Tehama on FR 27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  CHSC113337  Festuca perennis Lowell Ahart; John Dittes 2014-5-16 19490 Tehama Small drainage on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  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
  CAS-BOT-BC62999  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  CAS-BOT-BC63000  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  CAS-BOT-BC53875  Frangula californica subsp. tomentella Carl B. Wolf 1928-9-13 3434 Tehama 1 mi. above Paynes Creek on the Red Bluff - Susanville Road 655 Comment
  RSA66362  Frasera speciosa P. A. Munz 1951-7-27 16972 Tehama South base of South Yolla Bolly Mountains. 2073 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-BC212406  Fremontodendron californicum Peter H. Raven; Otto T. Solbrig 1958-6-16 13242 Tehama Along State Highway 36, 2.0 miles west of Paynes Creek Comment
  CAS-BOT-BC212408  Fremontodendron californicum Alice Eastwood 1912-8-22 1923 Tehama Between Payne Creek and Red Bluff, Lassen Butte Region Comment
  CAS-BOT-BC212409  Fremontodendron californicum Philip A. Munz 1948-8-12 12343 Tehama Highway 36 east of Red Bluff 1097 Comment
  HSC34105  Fremontodendron californicum M. G. Schmidt 1975-7-10 8 Tehama Tedoc Rd. Comment
  HSC73430  Fremontodendron californicum S. R. Ahrens, L. Sieburth, B. Potter 1981-5-10 28 Tehama 671 Comment
  UC1326248  Fremontodendron californicum Milo S. Baker Aug. 1-4 1947 11997 Tehama Mineral - Red Bluff Highway 457 Comment
  JEPS94350  Fremontodendron californicum subsp. californicum Vernon H. Oswald and Lowell Ahart 1997-5-14 8412 Tehama Plum Creek Road 0.1 mi w of Hogback Road se of the town of Paynes Creek; Plum Creek Road 969 Comment
  OBI76946  Fremontodendron californicum subsp. californicum Anthony Baniaga 2011-6-12 349 Tehama CDFG: Tehama State WildlifeArea. Near intersection of Plum Crk Rd (202) and High Trestle Rd (28N23). Finley Butte quad. T28N R1E sec 9 NE of NE 785 Comment
  CAS-BOT-BC136056  Fritillaria affinis A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  CHSC101192  Fritillaria affinis L. P. Janeway 2009-3-28 9678 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. Rocky north-facing slope just above the creek. 518 Comment
  JEPS5217  Fritillaria pluriflora Guy Smith 1932-3-11 Tehama along Elk Creek, 5 mi sw of Elk Creek, at the entrance to the California Forest, boundary of Glenn-Tehema Counties Elk Creek; California Forest Comment
  SJSU5178  Fritillaria recurva D. L. Wilson 1970-5-14 39 Tehama near Little Giant Mill Rd c. 8 mi W of Mineral Comment
  UC1949162  Galium ambiguum subsp. ambiguum Barbara Ertter with Brad Olson 1991-7-6 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  JEPS6509  Galium bifolium W. L. Jepson 1927-6-24 12326 Tehama Mineral 1524 Comment
  CHSC64990  Galium bolanderi Vernon Oswald; Lowell Ahart 1995-7-12 7042 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
  UCR265166  Galium bolanderi Barbara Ertter 1991-9-2 10783 Tehama Northern Coast Range, Paskenta - Round Valley Road, Route M4 over Mendocino Pass, 5.8 mi east of Log Spring Creek, c. 11 air miles west-southwest of Paskenta 1372 Comment
  UC1362412  Galium grayanum F. Ehrendorfer 1959-7-19 5933 Tehama South Yollo Bolly Mountain North Coast Ranges 2346 Comment
  CHSC82126  Galium grayanum var. grayanum L. P. Janeway 2001-7-29 7406 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  JEPS13253  Galium grayanum var. nanum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5320 Tehama exposed ridge-top e Mt. Linn summit; South Yolla Bolly Mountain 2346 Comment
  UC1037363  Galium grayanum var. nanum Douglas Barbe 1955-7-16 176 b Tehama e ridge leading to summit of mt. South Yolla Bolly (Mt. Linn) 2286 Comment
  RSA0005747  Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama North Coast Ranges, South Yollo Bolly Mountain. 2348 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
  CHSC86118  Galium parisiense Jenny Marr; Caroline Warren, Julie Cunningham 1998-5-11 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 274 Comment
  HSC97010  Galium parisiense L. Ahart, John Dittes, Josephine Guardino 2004-4-15 10745 Tehama Along the Nomalaki Trail, second switchback N of Bowers Creek, about 3/4 mi. NW of FS Rd. 23N69 (Mud Flat Rd.), 6 1/2 air mi. SW of Paskenta 523 Comment
  JEPS104177  Galium parisiense Lowell Ahart 2003-6-11 10258 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS118043  Galium parisiense Lowell Ahart, John Dittes 2011-6-9 17465 Tehama On gravel bar, on the southeast side of Acorn Hollow Creek, at Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC95128  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  JEPS113309  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. Comment
  JEPS52625  Galium sparsiflorum subsp. glabrius Lauramay T. Dempster 1964-7-25 4050 Tehama Hwy 32 at south crossing of creek (ca 2 1/2 mi sw of Potato Patch Campground); Deer Creek 983 Comment
  RSA718783  Galium sparsiflorum subsp. glabrius L. P. Janeway 2006-6-25 8712 Tehama High Cascade Range. Along Cohasset Road 1.2 road km and 0.4 air km NE of the upper northern tip of Cohasset Ridge. 1109 Comment
  CHSC68963  Galium triflorum Vernon Oswald; Lowell Ahart 1997-7-7 8688 Tehama Forest Road 27N26 0.4 mi west of its junction with 27N06, west of Saddle Campground, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  UC1949137  Galium triflorum Barbara Ertter with Brad Olson 1991-7-4 10237 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  UCR130064  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2001-7-7 6909 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC77051  Garrya congdonii Vernon H. Oswald 2000-2-3 9842 Tehama Log Springs road (M4) 1.8 mi. west of Salt Creek Conservation Camp, 0.1 mi uphill from Wilder Pond. 571 Comment
  HSC72218  Garrya congdonii Thomas W. Nelson, Jane P. Nelson 1980-6-23 5869 Tehama Along Colyear Springs Rd. (FS Rd. 25N01), 1.6 mi. W of junction with Raglin Ridge Rd. (FS Rd. 25N05) 701 Comment
  UCD121086  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 704 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  CHSC90412  Gayophytum diffusum subsp. parviflorum Niall McCarten; Roxanne Bittman 1986-6-15 5406 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side of Boswell Ridge, 0.25 mi. east of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  RSA67192  Gayophytum diffusum subsp. parviflorum P. A. Munz 1951-7-25 16865 Tehama 1 mile E of Square Lake. Comment
  CHSC63224  Gayophytum heterozygum Lowell Ahart 1994-7-24 7514 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  UC702889  Gayophytum humile Alice Eastwood and John Thomas Howell 1941-7-9 9737 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  CHSC69165  Gentiana newberryi var. tiogana Vernon H. Oswald 1997-8-13 8814 Tehama Wilson Lake north of Hwy. 36 ca. 3.5 airmi east of Childs Mdws. Meadow bordering the northwest side of the lake. 1607 Comment
  CHSC57384  Geranium molle B. G. Clark 1987-4-6 17 Tehama Southside 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
  CHSC68961  Geum macrophyllum Vernon Oswald; Lowell Ahart 1997-7-7 8709 Tehama Forest Route 35 at Jones Camp Creek, north side of the Yolla Bolly-Middle Eel Wilderness east of Rat Trap Gap. 1524 Comment
  UCD68046  Gilia capitata Paul Quiggle 1976-5-30 18 Tehama Lassen National Forest, approximately 35 miles East of Chico, California, along East bank of Deer Creek. Found in pine plant association, in semi-open area, with shaded sunlight. Comment
  CHSC89623  Gilia capitata subsp. capitata Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  JEPS69519  Gilia capitata subsp. capitata J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  UC703022  Gilia capitata subsp. capitata Alice Eastwood, John Thomas Howell 1941-7-9 9819 Tehama Government Flat Comment
  UC1553520  Gilia capitata subsp. capitata E. Dean 1988-6-13 35 Tehama serpentine slope above road 28N36 w Tedoc Gap (1.7 mi w of jct with forest rd 45); w of Tedoc Gap 1300 Comment
  CHSC96535  Gilia capitata subsp. pedemontana Lowell Ahart 2007-5-8 13761 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
  UCSB31757  Gilia tricolor Iloff, E. 1965-4-14 Tehama Los Molinos, Sierra Nevada Mountains 457 Comment
  UC2028346  Gilia tricolor subsp. diffusa Barbara Ertter 1991-5-19 9875 Tehama 14.5 mi W of Red Bluff on Highway 36, next Baxter Road junction Comment
  CHSC75263  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1999-4-21 9705 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  SEINET10464590  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama Howard Wurlitzer Ranch, north side of Zimmershed Creek, about 2 air miles east of Meridaian Road, about 11 air miles north of Chico. T24N R1E SW 1/4 Sec 28 122 Comment
  CHSC68980  Glyceria elata Vernon Oswald; Lowell Ahart 1997-7-7 8701 Tehama Forest Route 35 aat Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CDA28227  Glyceria elata B. Stroup Tehama 0 Comment
  JEPS34005  Gnaphalium palustre W. L. Jepson 1927-6-25 12353 Tehama Pine Creek road station; dry bed of winter runlet 60 Comment
  JEPS88596  Gnaphalium palustre Vernon H. Oswald and Lowell Ahart 1996-6-3 7692 .3 Tehama BLM parcel along Hwy 36 ne Red Bluff (on gravel bar along creek at the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  RSA66360  Gnaphalium palustre P. A. Munz 1951-7-27 16968 Tehama South base of South Yolla Bolly Peak 2226 Comment
  CHSC115822  Goodyera oblongifolia Lowell Ahart; John Dittes 2015-8-5 20482 Tehama East side of Child's Meadow, 10 yards west of Highway 36, 0.69 air-miles northwest intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC59143  Gratiola ebracteata Vernon H. Oswald 1992-7-21 5133 Tehama Dry Lake on Viola-Mineral Rd. (Forest Rt. 17, Forest Rd. 31N17), 0.5 mi S of Forest Rd. 30N16 (to Hwy. 89), ca. 3.5 mi (air) NW of Mineral. 1798 Comment
  CHSC66058  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 263 Comment
  JEPS119637  Gratiola heterosepala Lowell Ahart 2012-6-2 18146 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS88320  Gratiola heterosepala Vernon H. Oswald and Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Vernal Pool in Valley and Foothills Grassland, Tuscan mudflow substrate. Hog Lake (collected S end) 263 Comment
  UC1584586  Gratiola heterosepala Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10647 Tehama s of Spring Branch Road (Manton Road) adjacent to PG&E natural gas pipeline Manton Plains just s Battle Creek; Tuscan Buttes NE Quad. Manton Plains (just s of Battle Creek 295 Comment
  UC1736626  Gratiola heterosepala Dean W. Taylor 1991-5-9 11691 Tehama west base Tuscan Buttes, in large (ca. 3 acre) vernal lake (local name 7 Mile Lake) 295 Comment
  UC1619991  Grindelia hirsutula Barbara Ertter 1991-5-18 9859 Tehama 17 air mi wnw of Red Bluff (Rosewood Ranch on Salt Creek, 1/2 mi s of Hwy 36); Salt Creek, Rosewood Ranch 243 Comment
  RSA739608  Grindelia hirsutula var. davyi John Dittes 2003-6-28 2003 -71 Tehama Northern Sacramento Valley; ca. 0.2 air-mile east of Tehama, ca. 0.8 air-mile west of Southern Pacific Railroad, ca. 0.4 air-mile south of bridge over Sacramento River (County Road A8) 61 Comment
  CAS-BOT-BC123690  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC231135  Hackelia amethystina R. Bacigalupi 1934-5-29 2406 Tehama Along Paskenta-Covelo Road, near Log Spring Ranger Station, Mendocino National Forest 1706 Comment
  UC1037401  Hackelia amethystina Douglas Barbe 1955-7-22 240 Tehama between Oven Lid and Spuare Lake (western Tehama County) 2072 Comment
  RSA93061  Hackelia bella Milo S. Baker, H. K. Wagnon 1954-7-10 12994 Tehama 6.1 mi above Whitlock Camp. 1829 Comment
  CHSC55674  Hackelia californica K. R. Stern 1986-5-21 8302 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  JEPS67924  Hackelia californica Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  JEPS32732  Hackelia nervosa Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain Comment
  NY178905  Haplopappus bloomeri var. ophitidis F. W. Hoffman 1949-7-21 2834 Tehama Summit of Mt. Tedoc, northwestern Tehama Countu 1524.0 Comment
  JEPS105869  Harmonia stebbinsii Lowell Ahart 2004-4-29 10804 Tehama ca. 1/4 mi N of an unnamed lake, along Nomalaki Trail, ca. 1 mi by trail NW of Dead Rabbit Lake, ca. 1 3/4 mi NW of Bowers Creek, ca. 2 1/2 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 476 Comment
  RSA90490  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama Logging road W of Paskentia near 10 mile post Comment
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Dec 16 2012
  HSC81942  Hastingsia alba Thomas W. Nelson, Jane P. Nelson 1979-6-25 4878 Tehama Along road from Tedoc Gap to Wells Creek 0.5 miles from Tedoc Gap. 1646 Comment
  CHSC105907  Hazardia whitneyi var. discoidea B. Castro; L. P. Janeway 1999-8-23 1034 D Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. Near trail sign. 1996 Comment
  JEPS118031  Hedypnois rhagadioloides Lowell Ahart, John Dittes 2011-6-9 17462 Tehama In shade under steep bank on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CAS-BOT-BC306536  Helenium bigelovii H. M. Hall; E. B. Babcock 1903-7-1 4397 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CAS-BOT-BC306537  Helenium bigelovii John Thomas Howell 1960-8-18 36074 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC314820  Helianthella californica var. nevadensis Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5346 Tehama About 20 miles north of Paskenta, Mendocino National Forest 1920 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
  JEPS102876  Helianthus bolanderi Vernon H. Oswald 2001-6-5 10041 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 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
  UC1950187  Heliotropium curassavicum var. oculatum Barbara Ertter 1991-5-18 9865 Tehama Rosewood Ranch on Salt Creek, ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; along creek Comment
  CHSC107260  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
  CHSC83097  Heliotropium europaeum Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10007 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 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
  JEPS13513  Hemizonella minima Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5344 Tehama 20.8 mi n Paskenta; Mendocino National Forest, Cold Spring Camp 1859 Comment
  CAS-BOT-BC313470  Hemizonella minima Alice Eastwood; John Thomas Howell 1941-7-9 9762 Tehama Log Spring Ridge betwen Log Spring and Government Flat Comment
  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
  HSC95450  Hemizonia congesta subsp. clevelandii L. Ahart 2001-6-8 8762 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  CHSC106138  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2010-9-12 10211 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
  SEINET7073568  Herniaria hirsuta subsp. cinerea A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  CDA3421  Herniaria hirsuta subsp. cinerea J. T. Howell 1960-7-24 36000 Tehama Paynes Creek Comment
  CAS-BOT-BC388507  Herniaria hirsuta var. cinerea Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Cone Grove Road 70 Comment
  CAS-BOT-BC388508  Herniaria hirsuta var. cinerea John Thomas Howell 1955-6-12 30314 Tehama Flood bed of Dibble Creek, 1.5 miles north of Red Bluff 91 Comment
  CAS-BOT-BC388552  Herniaria hirsuta var. cinerea John Thomas Howell 1960-7-24 36000 Tehama Paynes Creek 563 Comment
  CHSC102474  Herniaria hirsuta var. hirsuta L. P. Janeway 2009-6-21 9810 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  CHSC115234  Herniaria hirsuta var. hirsuta B. Castro 2015-6-29 2040 Tehama Sacramento Valley. North side of Elder Creek channel, California 1.5 air miles Northwest of its confluence with the Sacramento River and 0.6 air miles East of the San Benito Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  CHSC77537  Hesperevax acaulis var. robustior Heidi West; Caroline Warren, Julie Cunningham 1998-4-27 Tehama Vicinity of Red Bank Road, Red Bank Creek, and The Narrows. 298 Comment
  CHSC88511  Hesperevax acaulis var. robustior Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. Along road edge near creek. 259 Comment
  CHSC75280  Hesperochiron pumilus Vernon H. Oswald; Lowell Ahart 1999-4-21 9719 Tehama FS 28N23 0.5 mi south of Plum Creek Ridge Rd. in the Tehama State Wildlife Area southeast of the town of Paynes Creek. 822 Comment
  UC1594613  Hesperochiron pumilus Vernon H. Oswald and Lowell Ahart 1992-5-6 4935 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between hwy and fence line) immediately s of Wilson Lake Rd., County Rd 769, Forest Rd 29N63); County Rd 769, Forest Rd 29N63, Hwy 36 1484 Comment
  RSA39732  Hesperochiron pumilus P. A. Munz 1947-5-18 11854 Tehama 12 miles E of Mineral, on Hwy 36. 1585 Comment
  CHSC105524  Hesperolinon micranthum Lowell Ahart; John Dittes 2010-7-17 16872 Tehama On dry red bare rocky soil, near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC86572  Hesperolinon micranthum L. P. Janeway 2003-6-14 7841 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  CHSC78668  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6804 Tehama Inner Coast Ranges. Along Mud Flat Road 2.6 km west from Round Valley Road. 570 Comment
  CHSC80664  Hesperolinon tehamense Lowell Ahart 2001-6-8 8779 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 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
  JEPS122823  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 286 Tehama Along road to Mud Flat campground off the Round Valley Road southwest of Paskenta. Comment
  JEPS122885  Hesperolinon tehamense Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 635 Tehama Mendocino National Forest. Off of forest service road (25N09?) accessed at top of Toomes Camp Rd (west of Paskenta) at the base of the hill with the radio tower Comment
  SD51687  Hesperolinon tehamense Helen K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta road, 11.1 miles west of Paskenta, Mendocino National Forest. Serpentine barren in chaparral. 1160 Comment
  UC1212202  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4340 Tehama Ball Mountain road 0.5 mi below junction with Eagle Peak road (one mi within boundary of national forest, nw of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1219 Comment
  UC1212205  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3697 Tehama 0.1 mi w Eagle Springs Road and Paskenta-Colyer Springs road (this <point of divergence> 10.7 mi w of Paskenta); Inner North Coast Ranges Comment
  CHSC77762  Heterocodon rariflorum B. Castro; L. P. Janeway 1999-6-3 957 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 356 Comment
  UCD169801  Heterocodon rariflorum Lowell Ahart; John Dittes, Josephine 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. West side of pond. 1493 Comment
  RSA67196  Heterocodon rariflorum P. A. Munz 1951-7-25 16869 Tehama 1 mile E of Square Lake. Comment
  RSA0075923  Heterotheca grandiflora John Dittes 2003-10-22 852 Tehama Undesignated section of Rio De Los Molinos Land Grant; Northern Sacramento Valley; ca. 18 air-miles south of Red Bluff, ca. 0.8 air-miles northeast of Tehama, ca. 0.3 air-mile east of the Sacramento River., Floodplain on south side of Mill Creek. 66 Comment
  CHSC84609  Heterotheca oregona var. compacta Lowell Ahart; John Dittes 2003-9-17 10584 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
  UCD133011  Heterotheca oregona var. compacta Dean W. Taylor 1976-10-31 6192 Tehama Sacramento River: 6 miles below Red Bluff diversion dam. Comment
  UC894686  Heterotheca oregona var. rudis Alice Eastwood Aug 22 1912-Aug 26 1912 1925 Tehama Payne Creek Lassen Butte Region, Payne Creek Comment
  UC1037397  Heuchera micrantha var. diversifolia Douglas Barbe 1955-7-22 250 Tehama 1/4 mi w of square Lake on trail to Long Lake 2103 Comment
  RSA0066159  Heuchera micrantha var. hartwegii G. D. Barbe 1955-7-22 250 Tehama 0.25 mile W of Square Lake on the trail to Long Lake. 2104 Comment
  HSC82142  Hieracium albiflorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4927 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  CAS-BOT-BC318626  Hieracium greenei Clare B. Hardham 1971-8-10 18306 Tehama South Yolla Bolly Mountain 2133 Comment
  CAS-BOT-BC318627  Hieracium greenei Freed W. Hoffman 1949-7-21 3059 Tehama Tedoc Gap, North Coast Ranges Comment
  CHSC48167  Hieracium greenei Vernon Oswald 1984-7-16 1603 Tehama 29N22, 3.1 mi w of Hwy 89 (to Lassen Park). 1828 Comment
  JEPS97398  Hieracium greenei Vernon H. Oswald and L. Ahart 1995-7-12 7012 Tehama T29N R9W SE1/4 Sec. 33, 3500 ft, High North Coast Ranges, Yellow Pine Forest, decomposed sandy conglomerate. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.1 mi S of Hwy. 36 1066 Comment
  CAS-BOT-BC318628  Hieracium greenei John Thomas Howell 1960-8-19 36197 Tehama Brokeoff Mt., Lassen Volcanic National Park 2804 Comment
  RSA500416  Hieracium horridum Vernon H. Oswald, W. Dempsey 1989-8-3 3913 Tehama Wilson Lake north of Highway 36, ca. 8 miles (air) east of Mineral. 1634 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
  UCD80556  Holcus lanatus CNPS SN Foothill Team 2005-6-21 SNNR 0351 a Tehama USFS Lassen National Forest, abuts Mill Creek on its southern corner. 559 Comment
  RSA739609  Holocarpha virgata John Dittes 2003-6-28 2003 -69 Tehama San Joanquin Valley, rolling foothills, ca. 13.3 air miles NNE of Livermore, 3.4 air miles SSW of Brentwood, 1.3 air miles SE of Marsh Creek Reservoir Gauging Station. 73 Comment
  CHSC64347  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald; Lowell Ahart 1995-3-19 6543 Tehama Cascade Range Foothills. Hwy. 36 3.4 miles e of its junction with Hwy. 99 in Red Bluff. On the n edge of the highway. 140 Comment
  RSA756701  Hordeum brachyantherum subsp. californicum Barbara Ertter, Brad Olson 1991-7-6 10453 Tehama Toomes Camp Road (M22) 9.3 mi W of Paskenta jct, ca 25 airmiles W of Corning 945 Comment
  UCD85782  Hordeum marinum subsp. gussoneanum A. A. Beetle 1942-5-19 3288 Tehama 5 miles N of Cold Fork. Comment
  UCD85889  Hordeum marinum subsp. gussoneanum D. Sanchez-Mata; S. Rivas-Martinez, M. Costa and M. Ladero 1998-6-9 s.n. Tehama Red Bluff-Rosewood. Temporal vernal pools near Dibble Creek. 300 Comment
  CHSC64581  Hordeum murinum subsp. leporinum Vernon H. Oswald; Lowell Ahart 1995-4-3 6586 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 slope between two intermittent streams converging on the w boundary of the s edge of the ridge crossing the nw corner of the reserve. 201 Comment
  POM224395  Horkelia tridentata H. P. Bracelin 1931-5-30 370 Tehama Meadow on Mill Creek, 1 mile W of Mineral Comment
  RSA39770  Horkelia tridentata Philip A. Munz 1947-5-18 11857 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  JEPS108715  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-19 13021 Tehama Open meadow area just east 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
  UC1001318  Hydrophyllum occidentale Louise Kellogg 1952-7-14 46 Tehama Square Lake trail North Coast Ranges, Mendocino National Forest (from Ovenlid toward south Yolla Bolly Mountain) 1828 Comment
  CHSC40818  Hypericum anagalloides Pauleen Broyles 1982-7-7 781 Tehama The Nature Conservancy Vina Plains Preserve. In moist, silty soil of margin of Sheep Camp Ditch, .5 km s of Lassen Road. 66 Comment
  SBBG4754  Hypericum anagalloides H. and M. Dearing 1938-6-23 2112 Tehama near Deer Crk Comment
  CAS-BOT-BC400812  Hypericum anagalloides P. A. Munz 1951-7-25 16873 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  RSA66971  Hypericum androsaemum P. A. Munz 1951-7-25 16873 Tehama 1 mile E of Square Lake. 2134 Comment
  CHSC66196  Hypericum perforatum Vernon H. Oswald; Lowell Ahart 1996-6-3 7699 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  JEPS117350  Hypericum perforatum Lowell Ahart, John Dittes 2010-7-17 16874 Tehama On dry 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
  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
  CHSC117647  Hypericum perforatum subsp. perforatum Lowell Ahart; John Dittes 2016-8-25 21300 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
  JEPS97239  Hypochaeris glabra Vernon H. Oswald and L. Ahart 1995-4-17 6655 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CAS-BOT-BC274066  Imperata brevifolia J. D. Jokerst; H. Wurlitzer 1984-3-18 1943 Tehama South exposure, area identified as spring on USGS topographic maps, T24N, R1E, SE1/4 of NW1/4 Section 35 304 Comment
  SD58425  Ipomopsis aggregata Joseph Grinnell 1925-7-27 Tehama Open slopes near Brokeoff Mountain. Comment
  CAS-BOT-BC123352  Iris tenuissima Alice Eastwood; John Thomas Howell 1941-7-9 9722 Tehama Log Spring Ridge beween Log Spring and Government Flat Comment
  CHSC4067  Isoetes howellii J. Wheeler 1967-4-23 12 Tehama On the W side of Paskenta Rd. about 0.2 mile south of the intersection of Paskenta Rd. and Live Oak Rd. 91 Comment
  CHSC40819  Isoetes howellii Pauleen Broyles 1982-5-21 641 Tehama Ca 30 meters s of Lassen Road in w pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC44627  Isoetes howellii Vernon Oswald 1984-3-9 1093 Tehama Old Calif. Hwy 99W at Sour Grass Creek 2.0 mi n of the Tehama-Glenn County line. Comment
  CHSC65940  Isoetes howellii Vernon H. Oswald; Lowell Ahart 1996-4-23 7412 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 263 Comment
  CHSC87384  Isoetes howellii Lowell Ahart 2004-4-29 10790 Tehama In Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS88062  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1996-4-23 7412 Tehama ne of Red Bluff (BLM parcel along Hwy 36, sw end of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 263 Comment
  UC1586565  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1991-5-9 4571 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of Bend Bridge over Sacramento River, ca 400 ft w of large impoundment at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC87379  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama On the bottom of a vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS97383  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1995-4-3 6563 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy 36); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS117676  Juncus brachyphyllus Lowell Ahart, John Dittes 2010-7-17 16883 Tehama On damp to dry rocky soil, on the north side of Ponderosa Way, about 10 yards southwest of Soap Creek crossing, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36 726 Comment
  SJSU9852  Juncus bufonius R. L. MacDonald & N. D. Addy 1962-6-30 Tehama Highway 36 c. 11 mi W of Mineral Comment
  CHSC91156  Juncus bufonius var. bufonius David Isle 1995-5-2 1043 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Cpgd sp. area S of spur 23N35A. 652 Comment
  CHSC65935  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1996-4-15 7359 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane 103 Comment
  CHSC88299  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
  CHSC112024  Juncus effusus subsp. pacificus David Toren; Carl Furrer 2002-9-3 2105 Tehama Mendocino National Forest. Poison Glade, ~1-1/8 mile SW of Log Springs Station in SW corner of county. Accessed by Rd 23N53. 1231 Comment
  HSC14066  Juncus effusus subsp. pacificus L. T. Gault 1964-3-23 8 Tehama 1.5 mi. from Sherwood Blvd. up Mill Creek, Los Molinos Comment
  CHSC117155  Juncus howellii Lowell Ahart; John Dittes 2016-6-22 21030 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC94325  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA719179  Juncus howellii L. Ahart 2006-7-19 13016 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
  JEPS97453  Juncus kelloggii Vernon H. Oswald and Lowell Ahart 1995-4-17 6665 Tehama ca. 14 mi NE of Red Bluff (W side of Manton Rd.(A6) ca. 1.5 mi N of Dales Station on Hwy 36, W side of the borrow pit); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
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Dec 13 2006
  CAS-BOT-BC110779  Juncus mertensianus P. A. Munz 1951-7-25 16847 Tehama North base of South Yolla Bolly Mountains. Square Lake. 2148 Comment
  CHSC85287  Juncus mertensianus John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 793 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; south edge of Square Lake. 2135 Comment
  CAS-BOT-BC110778  Juncus mertensianus P. A. Munz 1951-7-25 16847 Tehama North base of Yolla Bolly Mountains. Square Lake. 2148 Comment
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  UC1873691  Juncus occidentalis Barbara Ertter with James R. Shevock 1992-6-14 11131 a Tehama 0.8 miles south of Battle Creek bridge on Wild Cat Road, ca 7 air miles NW of Paynes Creek (town). Comment
  JEPS66695  Juncus oxymeris J. W. Blankinship 1910-6-30 Tehama Corning Comment
  CHSC102652  Juncus tenuis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16340 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC66120  Juncus tenuis Vernon H. Oswald; Lowell Ahart 1996-4-29 7467 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 intermittent stream near the W boundary. 103 Comment
  CHSC65750  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-3 7296 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In pools and drainages on the N side of the flood plain of the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC65772  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-8 7339 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  RSA740678  Juncus uncialis J. T. Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  HSC98446  Juncus usitatus Peter Zika 2007-6-5 23024 Tehama Near Elder Creek on W side of Hwy. 5, Sacramento Valley 85 Comment
  CAS-BOT-BC85355  Juniperus californica Lowell Ahart 1976-11-6 s.n. Tehama 8 miles east of Los Molinos 1000 Comment
  CHSC32087  Juniperus californica L. Ahart 1976-11-6 1223 Tehama 8 mi e of Los Molinos. 304 Comment
  JEPS27193  Juniperus californica W. L. Jepson 1929-9-30 15337 Tehama 14 mi ne of Red Bluff (and 11 mi ne of U S 99-E, at the junction of the rd. to Manton with that to Paynes Creek); Dales Station 182 Comment
  JEPS48346  Juniperus californica W. L. Jepson 1927-6-19 12258 Tehama Tuscan Buttes Comment
  JEPS76632  Juniperus californica L. R. Heckard 1972-6-18 2994 Tehama edge of, s of Mt. Tedoc Wells Creek 914 Comment
  NY21049  Juniperus californica A. A. Heller 15844 Tehama E of Red Bluff, along State Hwy 36, 5 mi E of jct with US Hwy 99E. Comment
  CHSC55287  Keckiella breviflora var. glabrisepala L. P. Janeway 1991-6-15 4020 Tehama Battle Creek Wildlife Area. Ca 1 1/2 mi east of the Sacramento River. Steep north-facing slope above Battle Creek. 129 Comment
  JEPS126575  Keckiella breviflora var. glabrisepala Lowell Ahart, John Dittes 2016-6-22 21046 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
  CHSC77794  Keckiella corymbosa B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1032 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CDA41413  Keckiella lemmonii L. Ahart 2004-6-11 11029 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC65349  Kelloggia galioides Lowell Ahart 1995-10-3 7662 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
  CHSC90885  Kelloggia galioides Niall McCarten; Roxanne Bittman 1986-6-15 5477 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  LA208513  Kelloggia galioides Carl Epling; William Robison 1935-7-16 Tehama near Mineral Comment
  UCD123875  Kickxia elatine Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama south side of northwest arm of Black Butte Lake west of Orland. 152 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
  UC830821  Kyhosia bolanderi Alice Eastwood Aug 22 1912-Aug 26 1912 1867 Tehama Morgan Springs; Lassen Butte Region Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS38997  Lagophylla glandulosa W. L. Jepson 1927-6-20 12256 Tehama w of Tuscan Buttes Comment
  UC1619989  Lagophylla glandulosa Barbara Ertter 1991-7-5 10294 Tehama 15 air mi wnw of Red Bluff (sw corner of Metzger Ranch at the confluence of Big and Little Crane Creeks (=Stiver's Ranch)); Metzger Ranch 213 Comment
  UC54058  Lagophylla glandulosa H. M. Hall and E. B. Babcock 1903-6-26 4290 Tehama South Fork Battle Creek Sierra Nevada Mountains 487 Comment
  RSA268965  Lagophylla glandulosa J. R. Reeder, C. G. Reeder 1975-8-10 6684 Tehama ca. 4 miles SW of Dales; ca. 11 miles NE of Red Bluffs. 274 Comment
  RSA606131  Lagophylla glandulosa L. C. Wheeler 1935-5-23 3520 Tehama 9 miles E of Newville on Orlando-Newville Road. 122 Comment
  CHSC78807  Lagophylla minor Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  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
  RSA0011761  Lagophylla minor C. B. Wolf` 1937-5-15 8675 Tehama Inner North Coast Range; 2 miles below mud flat on Paskenta-Covelo Road. 457 Comment
  CHSC59190  Landoltia punctata Vernon H. Oswald 1992-9-9 5202 Tehama Ca. 0.4 mi upstream along the drainage crossing Mill Creek Falls Trail at its mid (mostly southerly) point, on the S side of Diamond Peak and Lassen Hwy. Along the edge of a streamlet. 2042 Comment
  CHSC64500  Lasthenia californica subsp. californica Vernon H. Oswald; Lowell Ahart 1995-4-3 6560 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the junction of the old highway and the unimproved road s of the Old Hwy. Pool. Throughout the reserve. 216 Comment
  CHSC64598  Lasthenia fremontii Vernon H. Oswald; Lowell Ahart 1995-4-17 6650 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  SEINET10475349  Lasthenia fremontii Mary Susan Taylor 1975-4-18 Taylor 485 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  UCD80082  Lasthenia platycarpha CNPS SN Foothill Team 2005-5-17 SNFN 0169 a Tehama TNC Dye Creek Preserve, NE of the intersection of Hog Gulch Road and the diversion canal. 95 Comment
  UC1586620  Lasthenia platycarpha Vernon H. Oswald and Lowell Ahart 1991-5-9 4550 Tehama 1000 ft se se corner of large pond at entrance kiosk (ca. 1.5 mi ne of the Bend Bridge over the Sacramento River, ca. 6.5 mi n-ne of Red Bluff); Paynes Creek Recreation Area 112 Comment
  CHSC115231  Lathyrus angulatus B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2037 Tehama Sacramento Valley. Ca. 6.5 air mi NW of Red Bluff, in channel of Blue Tent Creeek, ca 3.7 miNW of where creek crosses under Interstate-5. Ca 200 ft E of Hooker/McCoy Rd crossing. 147 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
  CHSC55693  Lathyrus nevadensis Steven Triano 1988-4-17 71 Tehama Along s side of Hwy. 32 ca. 1.6 mi se of its jct. with Hwy 89. 1139 Comment
  CHSC14105  Lathyrus nevadensis var. nevadensis L. V. Ritter 1969-6-15 368 Tehama .4 Mi. w of Soda Springs Campground, 200 yds. s of Highway 32. Comment
  JEPS1737 Image available Lathyrus sulphureus var. argillaceus W. L. Jepson 1899-4-26 13635 Tehama Rosewood; ; Rosewood, Tehama Co. Comment
  CHSC70862  Layia chrysanthemoides Vernon Oswald; Lowell Ahart 1998-4-27 8982 Tehama Vestal Rd. 3.8 mi south of Hwy. 36 between Red Bluff and Platina. Along this section of the road. 365 Comment
  CHSC26059  Layia fremontii T. Manolis 1974-3-31 38 Tehama Pasture land ca. 16 mi n of Chico and ca. 1 mi e of Hwy. 99. Comment
  CHSC31106  Layia fremontii W. F. Babb 1980-4-5 3 Tehama In field at 240 McLane Ave., Corning. 100 Comment
  CAS-BOT-BC321736  Layia fremontii L. E. Smith 1915-4-24 s.n. Tehama Red Bluff Comment
  HSC85886  Layia fremontii Bobbi Schnell, Andrea Begnoche, Leonel Arguello 1987-3-27 18 Tehama Rte. 36, 10 mi. E of Red Bluff mi. marker 51 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
  JEPS99019  Legenere limosa Carol W. Witham 1993-5-10 469 Tehama 12 air mi NE of Red Bluff; Dales Lake along Manton Road (County Road A6) 1.5 road mi N of junction with Highway 36 213 Comment
  JEPS121170  Lemna minuta Lowell Ahart 2013-8-2 18989 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
  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
  CHSC115501  Lepidium latifolium B. Castro 2014-5-19 2004 Tehama Sacramento Valley. Ca 1.85 mi NNW of Woodson Bridge over the Sacramento River, ca. 0.2mi E of Kopta Slough along N edge of Foster Rd. 57 Comment
  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
  CHSC62642  Lepidium nitidum var. nitidum Vernon H. Oswald; Lowell Ahart 1994-3-8 5971 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. On roadside banks. 161 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
  CHSC80557  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CHSC101393  Leptosiphon ciliatus David Isle 1992-7-29 1558 Tehama Mendocino National Forest - North Coast Ranges. Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 - 24N32 jcts. 1737 Comment
  CHSC80408  Leptosiphon parviflorus Caroline Warren; Jenny Marr 1998-4-15 Tehama Vicinity of Salt Creek and Newville. 274 Comment
  CAS-BOT-BC225664  Leptosiphon rattanii Alice Eastwood; John Thomas Howell 1941-7-9 9724 Tehama Log Spring Ridge between Log Spring and Govermnet Flat Comment
  UC1736608  Lessingia hololeuca Dean W. Taylor 1993-10-17 14083 Tehama 3 miles S of Paskenta on road to Newville (0.5 mi S Williams Butte) 213 Comment
  JEPS124402  Lessingia nana Lowell Ahart, John Dittes 2015-6-22 20249 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  JEPS59022  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 mi w Mineral 1219 Comment
  UC600425  Lessingia nemaclada H. F. Copeland 1920-7-24 438 Tehama near mouth Rattlesnake Creek; Deer Creek Comment
  UCSB25962  Lessingia nemaclada Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Howell Saddle, 23.8 miles northwest of Paskenta Yolla Bolly Mtns. 1889 Comment
  JEPS96009  Lessingia virgata Vernon H. Oswald and Lowell Ahart 1996-7-8 7986 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s side of gravel road 1.4 mi w of parking lot on Hwy 36 (0.4 mi w of the power line crossing the gravel road)); Cascade Range Foothills, Hog Lake Plateau 249 Comment
  JEPS97360  Lessingia virgata Vernon H. Oswald 1995-6-30 6954 Tehama T29N R2W NW1/4 NW1/4 Sect. 35, 700 ft., Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  CAS-BOT-BC334603  Leucanthemum vulgare John Thomas Howell 1960-8-20 36263 Tehama Morgan, near Lassen Volcanic National Park 1463 Comment
  RSA63345  Lewisia triphylla Milo S. Baker 1949-7-11 12138 Tehama E and below lookout on Anthony Peak, Mendocino or Tehama County. 2104 Comment
  CAS-BOT-BC436027  Ligusticum grayi Alice Eastwood 1912-8-22 1897 Tehama Lassen Butte Region: Battle Creek meadows Comment
  SEINET11764716  Lilaea scilloides Unknown 1982-1 585 Tehama The Nature Conservancy Vina Plains Preserve, margin of Sheep Camp Ditch 66 Comment
  UCD139750  Lilium pardalinum J. M. Tucker; L. K. Mann 1962-7-29 3636 Tehama 3/4 mile north of Ovenlid, South Yolla Bolly Mountain, ca. 3 miles east of the summit. 1981 Comment
  CHSC23589  Lilium pardalinum subsp. pardalinum Nancy Mosman 1971-7-17 100 Tehama Found near the edge of Deer Creek 200 ft n of Hwy 32 ca. 18.6 mi s of Chester. 1066 Comment
  JEPS22666  Limnanthes alba Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-23 6301 Tehama along road from Red Bank District to Red Bluff (7 mi sw of Red Bluff); Drainage of Red Bank Creek 131 Comment
  UCD80438  Limnanthes alba subsp. versicolor CNPS SN Foothill Team 2006-3-27 SNFN 0309 b Tehama TNC Easement, Denny Ranch, in the SE corner of the Ink's portion of the north part of the Denny Ranch, north of Highway 36 and just west of Dales Lake. 217 Comment
  CHSC27772  Limnanthes douglasii subsp. rosea James T. Nicol 1978-3-20 14 Tehama Ca. .5 mi n of jct. Lassen-Leninger Rds. and Hwy. 99, 3 mi n of Butte Co. line. 59 Comment
  OBI12572  Limnanthes douglasii subsp. rosea Robert F. Hoover 1937-5-19 2253 Tehama Near Vina Comment
  UCD18759  Limnanthes douglasii subsp. rosea Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 52 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CHSC28727  Limnanthes floccosa subsp. floccosa Robert A. Schlising 1979-4-1 3350 Tehama In fields between Zimmershed and Pine Creeks, just north of Butte County line. In pools. Comment
  CHSC86448  Limnanthes floccosa subsp. floccosa Jenny Marr; Jean Hubbell 1994-4-7 101 Tehama Department of Fish and Game Tehama Wildlife Area, approximately 23 miles NE of Red Bluff. DFG wildlife pond area #3. 548 Comment
  UC1586612  Limosella acaulis Vernon H. Oswald and Lowell Ahart 1991-5-9 4574 Tehama ca 1.5 mi ne Bend Bridge over the Sacramento River (Paynes Creek Recreation Area, 0.25 mi ne of the entrance kiosk, ca 6.5 mi nne of Red Bluff); Sacramento River, Paynes Creek Recreation Area 112 Comment
  UC1594597  Linanthus bolanderi Vernon H. Oswald and Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e Hwy 99 (ca 4.75 air mi sse of Paynes Creek, 2.0 mi (odometer) e of the power tranmission lines) 762 Comment
  UC1873693  Linanthus dichotomus Barbara Ertter with Brad Olson 1993-5-15 11756 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
  JEPS22641  Linanthus filipes Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6295 Tehama about 2 mi w Kirkwood (and about 0.5 mi w of U.S. Highway 99, about 7 mi s of Corning, lower portions of the Kirkwood Plains) 73 Comment
  UC703135  Linanthus harknessii Alice Eastwood and John Thomas Howell 1941-7-9 9796 Tehama Government Flat Comment
  CHSC82114  Linanthus pungens L. P. Janeway 2001-7-29 7403 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  OBI5323  Linaria dalmatica T. C. Fuller 1968-9-17 17615 Tehama Scenic Ave, Mineral. SE corner of the yard, opp the W end of the school yard Comment
  OBI5324  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama Opp the W end of the school yard, Scenic Ave, Mineral Comment
  CHSC116218  Lindernia dubia var. anagallidea Lowell Ahart; John Dittes 2015-6-22 20257 Tehama Drying strand of a man made pond, 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
  CHSC117721  Lindernia dubia var. anagallidea Lowell Ahart; John Dittes 2016-8-25 21313 A 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
  CHSC41100  Lindernia dubia var. anagallidea Pauleen Broyles 1982-8-5 838 Tehama Nature Conservancy Vina Plains Preserve. In east pasture. 66 Comment
  JEPS66409  Lindernia dubia var. dubia L. R. Heckard and P. Rubtzoff 1971-7-31 2669 Tehama just ne of Red Bluff (lagoon off the Sacramento River) Comment
  RSA123550  Linum lewisii Milo S. Baker, Douglas Barbe 1955-7-16 195 Tehama On the east ridge leading to the summit of South Yolla Bolly Mtn. (Mt. Linn). 2348 Comment
  CHSC63231  Listera convallarioides Lowell Ahart 1994-7-24 7517 Tehama On the sides of Willow Creek, about 1/4 mile north of the dirt road, about 1 1/2 miles (air) north of Jonesville. 1645 Comment
  UCD138974  Listera convallarioides J. M. Tucker; L. K. Mann 1962-7-29 3635 Tehama ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid. 1981 Comment
  JEPS47679  Lithophragma bolanderi W. L. Jepson 1927-6-21 12276 Tehama Mineral 1524 Comment
  CHSC65974  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald; Lowell Ahart 1996-4-23 7434 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along HWY. 36 NE of Red Bluff. Common on the brushy north-facing slope of Paynes Creek Canyon near the power line and the N end of the Jeep Trail 167 Comment
  CHSC23391  Lithospermum californicum B. Garamendi 1974-5-10 25 Tehama Mill/Deer Creek Study Area. Ponderosa Way at Round Mountain. Along roadside. 1158 Comment
  CHSC79259  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 miles south of Paynes Creek. 548 Comment
  JEPS94346  Lithospermum californicum Vernon H. Oswald and Lowell Ahart 1997-5-14 8423 Tehama 1.1 mi sw at a low-water crossing of the North Fork Antelope Creek (4.9 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd 28N29)); Ponderosa Way 1030 Comment
  UC1278100  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama 1.5 mi s Paynes Creek Comment
  RSA90838  Lithospermum californicum Milo S. Baker, H. K. Wagnon 1953-6-21 12756 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  CHSC64596  Logfia gallica Vernon H. Oswald; Lowell Ahart 1995-4-25 6697 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. At the intersection of Manton and Inks Creek rds. 213 Comment
  CHSC80341  Logfia gallica Caroline Warren; Jenny Marr, Joyce Lacey-Rickert, Julie Cunningham 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Newville Road (Garland Road), and Round Valley Road. 243 Comment
  HSC1660  Lolium perenne Larry Berti 1969-5-9 72 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC31983  Lolium perenne Donald Spalinger 1974-5-5 53 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  CDA15414  Lomatium caruifolium var. denticulatum G. F. Hrusa, J. Hart 1998-5-1 14428 Tehama Sacramento Valley; Above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. . Comment
  CHSC59663  Lomatium caruifolium var. denticulatum Joseph M. DiTomaso 1976-3-28 373 Tehama 1 1/2 miles north of Butte County line on Highway 99. Comment
  CHSC76031  Lomatium caruifolium var. denticulatum G. F. Hrusa; J. Hart 1998-5-10 14428 Tehama On ridge above S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. 100 Comment
  CHSC79641  Lomatium caruifolium var. denticulatum L. P. Janeway; B. Castro 2000-4-12 6665 Tehama Vicinity of Rice Creek, west of Hwy I-5. 118 Comment
  UC765469  Lomatium caruifolium var. denticulatum R. F. Hoover 1937-5-19 2257 Tehama near Vina 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
  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
  RSA592518  Lomatium dasycarpum subsp. tomentosum S. O. Mattoon 1970-4-12 5 Tehama Highway 36, 11.5 miles west of I-5 at Redbluff Coast Range Mountains 305 Comment
  RSA121616  Lomatium macrocarpum G. D. Barbe 1955-7-21 236 Tehama Near Harding Spring on the trail to Square Lake 2073 Comment
  UC2042971  Lomatium macrocarpum Barbara Ertter 1990-5-13 8960 Tehama Northeast Tehama Co.: North side Highway 36 between Morgan Springs and Child Meadows, open W-facing bank above Mill Creek. Comment
  UC57355  Lomatium macrocarpum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4401 Tehama near Morgan (Mill Creek Canyon, Mt. Lassen); Mt. Lassen, Mill Creek Canyon Comment
  UC923155  Lomatium macrocarpum Freed W. Hoffman 1950-7-2 3270 Tehama rd. from Colyer Springs to Red Bluff 914 Comment
  JEPS17153  Lomatium marginatum var. marginatum W. L. Jepson 1899-4-30 14284 Tehama Red Bluff Comment
  UC1949231  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  SD211528  Lomatium marginatum var. marginatum Barbara Ertter 1991-5-18 9834 a Tehama Rosewood Ranch on Salt Creek circa 17 airmiles West-northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek 228 Comment
  CHSC102457  Lomatium marginatum var. purpureum L. P. Janeway; B. Castro 2009-4-25 9734 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
  CHSC42620  Lomatium marginatum var. purpureum Vernon Oswald 1986-2-25 1041 Tehama Newville Rd. ca. .25 mi n of Stony Creek along dirt track to spillway. 121 Comment
  CHSC79643  Lomatium utriculatum L. P. Janeway; B. Castro 2000-4-21 6675 Tehama High Cascade Range. North side of Mill Creek at Black Rock Campground, 0.3 km west of Black Rock and Ponderosa Way. 640 Comment
  CHSC53930  Lomatium vaginatum Vernon H. Oswald; Lowell Ahart 1991-4-16 4493 Tehama Lowrey Rd, ca. 1 mile north of McCarty Creek Rd, north of Paskenta. 243 Comment
  CHSC115579  Lonicera conjugialis Lowell Ahart; John Dittes 2015-8-6 20493 Tehama On the north side of the small stream and south of the pond, south of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  SEINET3854172 Image available Lotus A. A. Heller 1937-8-20 16170 Tehama Eastern end of Deer Creek Meadows 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
  HSC39993  Lotus humistratus J. P. Smith, J. O. Sawyer 1971-5-22 4636 Tehama 39 mi. W of Mineral on State Route 36 244 Comment
  JEPS55526  Lotus humistratus W. L. Jepson 1899-4-25 13814 Tehama nw of Red Bluff (Crane Creek branch of Dry Creek of Cottonwood Creek, in the hill country of Cottonwood Creek, w Tehama County); Cottonwood Creek, Dry Creek, Crane Creek Comment
  SEINET10841210  Lotus humistratus Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2847 Tehama 25 mi e of red bluff on calif hwy 36; in live oak and pinus sabiniana. 1036 Comment
  UC936247  Lotus humistratus Helen K. Sharsmith 1951-7-11 4019 Tehama 9.2 mi w Paskenta (Mud Flat, Covelo-Paskenta road); Inner North Coast Ranges, Mendocino National Forest, Mud Fla 609 Comment
  RSA93052  Lotus oblongifolius Milo S. Baker, H. K. Wagnon 1954-7-11 13026 Tehama Logging road near Reservoir of Howells Camp. 1829 Comment
  JEPS94349  Lotus pinnatus Vernon H. Oswald and Lowell Ahart 1997-5-14 8418 Tehama Ponderosa Way (Forest Road 28N29) 3.8 mi se of Plum Creek Road at a low-water crossing of the North Fork Antelope Creek North Fork Antelope Creek; Ponderosa Way 938 Comment
  CDA27303  Lotus purshianus var. purshianus L. Ahart, J. Dittes 2003-9-17 10579 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  JEPS106051  Lotus purshianus var. purshianus Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11208 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC115504  Ludwigia peploides subsp. montevidensis B. Castro 2014-7-10 2030 Tehama Sacramento Valley. Ca 0.5 mi NNW of Woodson Bridge over the Sacramento River, in center of southern half of Kopta Slough. 54 Comment
  JEPS85695  Lupinus affinis Virginia Bailey 1938-4-16 Tehama 5 mi W of Paskenta ( on Paskenta-Covelo road) Comment
  UC1608334  Lupinus albifrons J. Kierstead 1990-5-2 90 -50 Tehama 45, 50 m s of milepost 9 on Forest Rd n Tedoc Mountain; Yolla Bolla Ranger Dist., n of Tedoc Mountain 1188 Comment
  JEPS64899  Lupinus angustiflorus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  CHSC3941  Lupinus bicolor D. F. Johnson 1967-3-9 10 Tehama Found on hillsides, especially around reservoir ca. 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  JEPS88481  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1996-4-3 7279 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning, northwest side of Thomes Creek Ecological Reserve; Sacramento Valley 103 Comment
  CDA14468  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4201 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  CHSC118202  Lupinus bicolor Tim Kask 2016-4-1 257 Tehama Antelope Cr. drainage, McClure trail approx. .5 mi. from top. 10T 0598851/4458647 Comment
  HSC49149  Lupinus bicolor J. O. Sawyer, R. J. Cole 1979-3-11 3331 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  CHSC80526  Lupinus congdonii Vernon H. Oswald 2001-3-26 9992 Tehama Hogsback Rd 2.4 mi west of Finley Lake. 755 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
  SEINET10485435  Lupinus klamathensis Jeffrey Huber 1971-6-10 Huber 278 Tehama 18 mi. E of red bluff on calif hwy 36; in live oak, pinus ponderosa, and digger Pine. Ne slope (approx. 20 Degrees); rocky slope. 549 Comment
  RSA66366  Lupinus latifolius subsp. latifolius Philip A. Munz 1951-7-26 16954 Tehama 0.5 mile east of Square Lake, north slope of South Yolla Bolly Mountain. 2134 Comment
  UC201946  Lupinus latifolius var. latifolius W. P. Taylor 1913-8-2 Tehama 2 mi s Yolla Bolly; s of Yolla Bolly Comment
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Jul 5 2009
  CHSC48562  Lupinus lepidus var. sellulus Vernon Oswald 1983-7-26 930 Tehama Calif. Hwy 36 at Mill Creek Bridge. 1493 Comment
  CHSC77573  Lupinus microcarpus var. densiflorus B. Castro; L. Janeway 1999-5-18 894 A Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch and Red Bank Creek. 304 Comment
  CHSC54101  Lupinus microcarpus var. microcarpus Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4606 Tehama Lowrey Rd 1.7 mi south of Colyear Springs Rd, north of Paskenta. 274 Comment
  RSA0036358  Lupinus nanus Daisie Huang 2006-4-15 06041552 Tehama Roadside of Hwy 36. 267 Comment
  UCD109091  Lupinus nanus P. B. Kennedy 1928-5-7 s.n. Tehama 9 miles from Red Bluff. F. Lessiere Ranch. Comment
  RSA0036476  Lupinus nanus subsp. nanus Daisie Huang 2006-4-15 06041551 Tehama Roadside of Hwy. 36. 267 Comment
  RSA424767  Lupinus nanus var. apricus Aaron Liston, M. Blumler 1987-4-24 655 -8 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  RSA261439  Lupinus obtusilobus J. M. Tucker, L. K. Mann, A. O. Tucker 1959-7-19 3553 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  RSA67255  Lupinus obtusilobus Philip A. Munz 1951-7-25 16895 Tehama Square Lake, north slope of South Yolla Bolly Mts. 2134 Comment
  CHSC65761  Lupinus pachylobus Vernon H. Oswald; Lowell Ahart 1996-4-8 7327 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Locally abundant on an open, grassy plateau on the E side of Paynes Creek N of its mouth on the Sacramento River. 106 Comment
  HSC89698  Lupinus pachylobus Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-1 39 Tehama Hwy. 36 about 11 mi. E of Sacramento River in Red Bluff 274 Comment
  CHSC23393  Lupinus stiversii B. Garamendi 1974-5-12 22 Tehama Mill/ Deer Creek Study Area. 1 mi N of Deer Creek on Ponderosa Way Beaver Creek Corssing. 670 Comment
  SEINET10970043  Lupinus vallicola David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17958 Tehama 13 mi e of red bluff on ca hiway 36. In live oak. 305 Comment
  RSA0036473  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041516 Tehama Manton Rd. 203 Comment
  CHSC56348  Luzula cascadensis K. R. Stern 1986-5-21 8254 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 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
  JEPS94372  Luzula parviflora Vernon Oswald and Lowell Ahart 1997-7-7 8697 Tehama Forest Route 35 at Cedar Creek near the ne corner of Yolla Bolly Middle Eel Wilderness; Forest Route 35 at Cedar Creek 1066 Comment
  UCD169850  Lycopus americanus Lowell Ahart; John Dittes 2010-10-4 17282 Tehama along Toomes Creek at Tehama-Vina Road crossing, 1.2 miles(air) east of Sacramento River, 3.4 miles(air) southeast of Los Molinos (High School), 3.0 miles(air) nortwest of Vina. Common. Flowers white. Riparian Woodland. 57 Comment
  CHSC66199  Lythrum hyssopifolia Vernon H. Oswald 1996-6-3 7692 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 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
  JEPS104306  Lythrum hyssopifolia Lowell Ahart 2003-6-11 10245 Tehama On the west side of Battle Creek, ca 1 mile north of Manton Road, ca 1 1/2 miles (air) ne of the Colman Power House, ca 5 miles (air) wsw of Darah Springs State Fish Hatchery, ca 10 miles (air) ene of Cottonwood. 153 Comment
  JEPS45972  Lythrum hyssopifolia J. W. Blankinship 1910-6-30 Tehama Corning Comment
  UC1606298  Lythrum hyssopifolia Barbara Ertter, Brad Olson 1991-7-5 10310 Tehama 15 air mi wnw of Red Bluff (at confluence of Big and Little Crane Creeks [=Stiver's Ranch], Long Gulch, in se corner of Metzger Ranch); Long Gulch, Metzger Ranch 213 Comment
  CHSC115535  Lythrum portula Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20414 Tehama Northwest strand of Wilson Lake,east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  CHSC112590  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC90415  Madia elegans Niall McCarten; Roxanne Bittman 1986-6-15 5403 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. So. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 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
  CHSC105945  Madia exigua Lowell Ahart; John Dittes 2010-7-17 16854 Tehama Near the fence, near brush piles, 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
  CHSC77737  Madia exigua B. Castro; C. Warren, L. P. Janeway 1999-5-4 910 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. On ridgetop. 286 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
  CHSC80604  Madia gracilis Lowell Ahart 2001-6-16 8877 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
  CHSC66476  Madia subspicata Vernon H. Oswald; Lowell Ahart 1996-5-20 7574 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  SEINET5339031  Mahonia californica Unknown 1956-4-27 s.n. Tehama 25 miles east of Red Bluff on Calif. highway 36. 610 Comment
  CHSC88513  Malacothamnus fremontii Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek and Little Grizzly Creek. 304 Comment
  CHSC82311  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, on the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC91159  Malacothrix clevelandii David W. Isle 1995-5-2 1056 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 560 Comment
  RSA93400  Malacothrix clevelandii Milo S. Baker, H. K. Wagnon 1953-5-10 12644 Tehama Logging road 5 to 7 miles west of Paskenta, largely in burns Comment
  CAS-BOT-BC347370  Malacothrix floccifera L. Constance; J. L. Morrison 1938-5-1 2184 Tehama Hills 5 miles southwest of Paskenta, Inner North Coast Ranges 365 Comment
  JEPS36776  Malacothrix floccifera W. L. Jepson 1899-4-25 Tehama 24 mi w Red Bluff (Stiver's Ranch); Rosewood Comment
  UC1080384  Malacothrix floccifera E. K. Balls 1957-5-24 22534 Tehama 3.5 mi w jct. orads to Elk Creek and Govt. Flat 304 Comment
  CHSC41007  Malva nicaeensis Pauleen Broyles 1982-6-10 722 Tehama The Nature Conservancy Vina Plains Preserve. Near barn in s pasture. 62 Comment
  UCSB21939  Marrubium vulgare Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  CHSC107238  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2011-6-9 17430 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. Bottom of a large vernal pool, sand dune area. 80 Comment
  CHSC59169  Matricaria discoidea Vernon H. Oswald 1992-9-9 5198 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
  CHSC64499  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1995-4-3 6557 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. At the s gate of the old highway. 216 Comment
  CHSC65701  Meconella californica Vernon H. Oswald 1996-3-15 7227 Tehama Cascade Range Foothills. BLM parcel. Near the top of a N-facing slope of Paynes Creek Canyon, ca. 1.25 mi NNE of the parking lot at Hog Lake Plateau. 198 Comment
  CHSC77337  Medicago lupulina L. P. Janeway; B. Castro 1999-6-14 6464 Tehama Along south side South Fork Cottonwood Creek. 310 Comment
  JEPS103589  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  CHSC40831  Medicago polymorpha Pauleen Broyles 1982-4-30 513 Tehama The Nature Conservancy of Vina Plains Preserve. Ca 300 m. nne of barn in s pasture. 62 Comment
  CHSC65734  Medicago praecox Vernon H. Oswald 1996-4-3 7303 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  UCD67011  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  CHSC64583  Melica californica Vernon H. Oswald; Lowell Ahart 1995-4-10 6639 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the n boundary approaching the w end of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC86802  Melica californica Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  UC1137024  Melica californica August L. Hormay 1928-6-6 Tehama e Chico (Campbellville) Comment
  UC818855  Melica frutescens A. A. Heller 1916-4-20 12338 Tehama 3 mi n Redding Comment
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Jul 15 2013
  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
  UCD80576  Melica geyeri CNPS SN Foothill Team 2005-6-30 SNNR 0518 Tehama USFS Lassen National Forest, on the south side of the South Fork Antelope Creek. 505 Comment
  UCD80572  Melica harfordii CNPS SN Foothill Team 2005-6-22 SNNR 0419 c Tehama USFS Lassen National Forest, near the Ishi Wilderness boundary, between Big Dry Creek and FR28N29. 1118 Comment
  CHSC61451  Melica stricta Vernon H. Oswald; Lowell Ahart 1993-8-18 5841 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Just below (W of) the summit ridge and S of the highest point on the ridge. 2490 Comment
  SEINET200096 Image available Melica stricta var. stricta J. M. Tucker, LK Mann 1959-7-19 3557 Tehama SE side of South Yolla Bolly Mt 2256 Comment
  JEPS97238  Melilotus indicus Vernon H. Oswald and L. Ahart 1995-4-17 6659 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC45289  Melilotus officinalis Vernon Oswald 1988-5-12 3304 Tehama M2 (23N01) 7.3 mi (odometer) w of Paskenta. 652 Comment
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC60365  Mentzelia dispersa Mary Ann Showers 1992-6-26 2584 Tehama Lassen Volcanic National Park. Rocky talus slopes and ecotone to mixed conifer forest, canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  JEPS101781  Mentzelia dispersa Dean W. Taylor 1997-7-24 16146 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  UCD18749  Micropus californicus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 42 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  HSC92635  Micropus californicus Eric B. Peterson, Thomas Ward, Matt Foruria 1995-4-22 83 Tehama Hwy. 36, 31 mi. E of turnoff to Basin Gulch 213 Comment
  CHSC64599  Micropus californicus var. californicus Vernon H. Oswald; Lowell Ahart 1995-4-17 6666 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w side of the borrow pit. 213 Comment
  CHSC86044  Micropus californicus var. californicus Jenny Marr; J. Cunningham, J. Lacey-Rickert, C. Warren 1998-4-20 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 243 Comment
  CAS-BOT-BC348432  Micropus californicus var. californicus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53457 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  JEPS81102  Micropus californicus var. californicus James Payne Smith Jr. 1979-4-29 10075 Tehama Basler Road State Route 36 Comment
  RSA90845  Micropus californicus var. californicus Milo S. Baker, H. K. Wagnon 1953-5-31 12713 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  SEINET11807873  Micropus californicus var. californicus Unknown 1983-1 885 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  JEPS97498  Microseris acuminata Vernon H. Oswald and L. Ahart 1995-4-10 6611 Tehama Dales Station on Hwy. 36; ; T29N R2W SW1/4 NW1/4 Sec. 35, 690 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 210 Comment
  CDA16179  Microseris douglasii subsp. douglasii G. F. Hrusa, J. Hart 1999-4-29 15032 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. On dry, gravelly slopes with Calycadenia fremontii sensu stricto. Occasional at this site, not seen elsewhere. 152 Comment
  SEINET11807875  Microseris douglasii subsp. douglasii Unknown 1982-1 497 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CHSC116680  Microseris nutans Lowell Ahart; John Dittes 2016-4-29 20817 Tehama On north side of the trail, about 400 yards south of the fish ladder on Deer Creek, northwest of a flat area (campground) above Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/8 miles by trail to Highway 32. 935 Comment
  CHSC70865  Microseris sylvatica Vernon Oswald; Lowell Ahart 1998-4-27 8960 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  HSC75073  Microseris sylvatica J. P. Smith 1979-4-29 10076 Tehama Hwy. 36 at Basler Rd. Comment
  JEPS94750  Microseris sylvatica Vernon Oswald and Lowell Ahart 1998-4-27 8960 Tehama Cannon Road 1.1 mi w of its junction with Highway 36 w of Red Bluff; Cannon Road 256 Comment
  CHSC64396  Microsteris gracilis Vernon H. Oswald; Lowell Ahart 1995-3-6 6509 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 1.4 mi ne of Red Bluff. 213 Comment
  CHSC77362  Microsteris gracilis Heidi West; Natalie Wight 1999-3-11 Tehama Vicinity of Newville, Newville Road, and Salt Creek. 243 Comment
  CHSC80279  Mimetanthe pilosa B. Castro; L. P. Janeway 2000-6-7 1198 Tehama Vicinity of Paskenta and Thomes Creek. 326 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
  UC1239058  Mimulus Freed W. Hoffman 1950-6-30 3710 Tehama 8 mi w Paskenta; North Coast Ranges Comment
  SEINET7067164  Mimulus bicolor A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral. Coordinate datum: NAD27. UTM Zone 10, 601777mE, 4467962mN. Comment
  JEPS3544  Mimulus bolanderi Milo S. Baker and H. K. Wagnon 1953-5-10 12638 Tehama logging road w Paskenta (near 7 mi post) Comment
  JEPS4721  Mimulus breweri A. A. Heller 1938-7-28 15293 Tehama Mineral-Lassen Park Highway near the junction with the old road Mineral-Lassen Park Highway Comment
  OBI82947  Mimulus cardinalis Robert L. Johnson, Mikel R. Stevens 2015-7-10 3942 Tehama Cascade Range. 7.9 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). S side of rd. Ca 16 air mi southwest of Chester.; 0 1095 Comment
  JEPS10569  Mimulus douglasii Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS88453  Mimulus glaucescens Vernon H. Oswald and Lowell Ahart 1996-4-23 7442 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills,Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Paynes Creek just downstream from the power line at this location. 147 Comment
  JEPS10506  Mimulus guttatus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  SBBG15313  Mimulus guttatus H. and M. Dearing 1938-6-22 2074 Tehama Deer Crk Marsh 1219 Comment
  UC1736641  Mimulus guttatus Dean Wm. Taylor, Elizabeth Hubert 1992-5-26 12651 Tehama ca. 1.5 air mile N of Dales Lake; Inks Creek; Inks Creek, ca. 1.5 air mile N of Dales Lake, on shore of large stock pond in unnamed south fork Inks Creek 186 Comment
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Nov 28 2007
  RSA50071  Mimulus guttatus G. R. Campbell 1948-6-17 655 Tehama 2 miles south of Vina. Comment
  JEPS97005  Mimulus kelloggii Vernon H. Oswald and L. Ahart 1994-3-8 5983 Tehama T23N R7W SE1/4 Sec. 22, 1280 ft, Chaparral-Foothill Woodland ecotone. Round Valley Rd. 0.2 mi S of the E end of Mud Flat Rd., SW of Paskenta 390 Comment
  UC1778590  Mimulus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama NW sandy roadside bank Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
  RSA93036  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-30 12676 Tehama About 5 mi W of Paskenta but 5 east of logging road. Comment
  UC625480  Mimulus microphyllus Frank W. Gould 1938-6-26 466 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  UC726172  Mimulus moniliformis A. A. Heller 1936-6-19 Tehama Mineral Comment
  CHSC94505  Mimulus moschatus Lowell Ahart 2006-8-15 13194 Tehama Bottom of a small wash, east of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA724885  Mimulus moschatus L. Ahart 2006-8-15 13194 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  RSA755208  Mimulus moschatus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16329 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  RSA66632  Mimulus nanus var. nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2348 Comment
  UC886227  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s Vina; Pine Creek Comment
  UC625477  Mimulus primuloides Frank W. Gould 1938-6-26 467 Tehama just w Plumas Co. line (near highway 89) 1554 Comment
  CHSC117166  Mimulus torreyi Lowell Ahart; John Dittes 2016-6-22 21028 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  JEPS8148  Mimulus torreyi Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UC54641  Mimulus torreyi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4409 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC600973  Mimulus torreyi Mrs. H. P. Bracelin 1932-7-23 667 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  UCD23443  Mimulus torreyi R. Tofsrud 1949-6-1 7 Tehama Highway 36 near Paynes Creek. Gleason Burn Plot. Comment
  POM252818  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama Along Hwy #36 near Deer Creek Lodge. 1463 Comment
  UC725382  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama along State Hwy 89 a short distance w Plumas County line 1463 Comment
  UCD96102  Mimulus tricolor Dena Grossenbacher; Brian Green 2008-5-6 817 Tehama 0.2 miles northwest of Hog Lake off of Highway 36. 262 Comment
  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
  CHSC88853  Minuartia californica A. Peterson 2003-4-17 41 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  JEPS102488  Minuartia cismontana Vernon H. Oswald and Lowell Ahart 2001-5-7 10021 Tehama Forest Road 26N15 5.2 mi W 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
  CHSC91015  Minuartia douglasii David W. Isle 1995-5-2 1054 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  HSC74848  Minuartia douglasii J. P. Smith, Thomas W. Nelson 1978-7-22 10036 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  JEPS51440  Minuartia douglasii W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  JEPS94363  Minuartia douglasii Vernon H. Oswald and Lowell Ahart 1997-5-14 8457 Tehama between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29) at Moak Trailhead, on e side of the road Moak Trailhead; , Ponderosa Way 1121 Comment
  CHSC79149  Minuartia nuttallii subsp. gregaria L. P. Janeway 2000-6-29 6843 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
  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
  CHSC64966  Minuartia rosei Vernon H. Oswald; Lowell Ahart 1995-7-12 7033 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
  HSC71865  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5784 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  JEPS75780  Mitella diversifolia Todd and Virginia Keeler-Wolf 1971-7-15 286 Tehama near junction of Rock Creek and North Fork of Middle Eel River; Yolla Bolly Mountains 1310 Comment
  JEPS6228  Mitella trifida Milo S. Baker and H. K. Wagnon 1954-7-10 12983 Tehama ca 20 mi nw Paskenta (slightly e of county rd.) 1828 Comment
  CHSC66091  Mollugo verticillata Vernon H. Oswald; Lowell Ahart 1996-5-27 7640 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Locally abundant on a gravel bar along the creek ca. 0.3 mi E of the W boundary of the reserve (W end of the large meander plain of the creek). 102 Comment
  HSC95440  Mollugo verticillata L. Ahart, John Dittes 2003-9-17 10585 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  JEPS120788  Mollugo verticillata Lowell Ahart 2013-9-17 19038 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air milesNW of Orland. Comment
  JEPS8323  Mollugo verticillata Rimo Bacigalupi with L. Contstance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-12 3365 Tehama 10.5 mi wnw of Red Bluff (along State Hwy 36, following Dibble Creek, 9 mi w of junction with U.S. Hwy 99); Dibble Creek Comment
  JEPS88252  Mollugo verticillata Vernon H. Oswald and Lowell Ahart 1996-5-27 7640 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., along the creek ca. 0.3 mi. e. of the w. boundary of the reserve...); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  HSC36123  Monardella odoratissima Judith G. Dickson 1973-7-2 Tehama N Yolla Bolly Mtns., S Fork Beegum Creek, Beegum Basin 1524 Comment
  CHSC79175  Monardella odoratissima subsp. pallida L. P. Janeway 2000-6-29 6847 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
  SFV3188  Monardella odoratissima subsp. pallida J. M. Tucker, L. K. Mann 1959-7-19 3549 Tehama North Coast Ranges South Yolly Bolly Mountain, about 75 feet below the summit. 2445 Comment
  UC1609133  Monardella purpurea Vernon H. Oswald and Lowell Ahart 1993-9-2 5894 Tehama Ridge running east from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  UC2035925  Monardella villosa subsp. villosa Robert F. Hoover 1938-6-10 3593 Tehama North of Jelley's Ferry Comment
  CDA40778  Monardella villosa subsp. villosa L. Ahart 2001-6-8 8776 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  JEPS105177  Monochoria vaginalis Dean W. Taylor 1992-10-8 13261 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  UC1299364  Montia chamissoi Freed W. Hoffman 1947-6-23 1593 Tehama near Government Flat (southwestern Tehema County) 796 Comment
  UC1873688  Montia fontana Barbara Ertter with Brad Olson 1993-5-15 11816 a Tehama Spring Branch Road south of Battle Creek ca 15 air miles NNE of Red Bluff. Comment
  CHSC56989  Montia linearis Steven Triano; Stefani Eiben 1988-5-7 152 Tehama Open wet meadow ca 30 ft e of Hwy. 36 and 10.8 mi e of Mineral. 1475 Comment
  JEPS110465  Montia linearis Lowell Ahart 2006-7-19 13047 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  UC1594611  Montia linearis Vernon H. Oswald and Lowell Ahart 1992-5-6 4937 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between the hwy and fence line) immediately s of Wilson Lake Rd. (County Rd 769, Forest Rd 29N63)) 1484 Comment
  CHSC102679  Muhlenbergia filiformis Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16345 -A 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
  JEPS115385  Muhlenbergia filiformis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16345 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9. 1493 Comment
  UC1146657  Muhlenbergia filiformis Freed W. Hoffman 1947-6-23 1681 A Tehama Government Flat North Coast Ranges (w Tehama Co.) 796 Comment
  UC768857  Muhlenbergia rigens R. F. Hoover 1940-9-22 4620 Tehama volcanic plateau ne Red Bluff (stream-bed) Comment
  HSC74967  Myosurus apetalus var. montanus J. P. Smith, Thomas W. Nelson 1979-6-24 10182 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  CHSC26632  Myosurus minimus M. P. Hayes 1978-3-10 128 Tehama Around the edge of the vernal pool, .8 mi e of Highway 99 on Leininger road. 40 Comment
  CHSC57826  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi E (odometer) of Hwy. 99, ca. 10 mi (air) E of Red Bluff. Roadside. 289 Comment
  CHSC65932  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7364 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of a drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC117640  Myriophyllum aquaticum Lowell Ahart; John Dittes 2016-8-25 21316 Tehama In a small pond, southeast of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  RSA201319  Nama lobbii J. T. Howell 1960-8-21 36306 Tehama Near Sulphur works entrance 1997 Comment
  CHSC78962  Nassella pulchra Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  UCSB63933  Nasturtium officinale Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R3W NW1/4 Sw1/4 Sect.13; Cascade Range Foothills; along Payness Creek at this location 124 Comment
  CHSC107361  Navarretia heterandra Lowell Ahart; John Dittes 2011-6-9 17436 Tehama Rio De Los Molinos Land Grant. Open flat, about 100 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) northeast of Vina. 80 Comment
  CHSC66032  Navarretia heterandra Vernon H. Oswald 1996-5-13 7554 .1 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the S side of the creek ca. 0.3 mi E of the W boundary of the reserve. 103 Comment
  CHSC80409  Navarretia heterandra C. Warren; J. Marr, J. Cunningham 1998-5-11 Tehama Vicinity of Williams Butte, Thomes Ck and Garland/Round Valley Rd. 274 Comment
  JEPS118069  Navarretia heterandra Lowell Ahart, John Dittes 2011-6-9 17436 Tehama Rio De Los Molinos Land Grant. Open flat, about 100 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) northeast of Vina 80 Comment
  RSA642461  Navarretia heterandra Stan C. Spencer 1995-5-18 55 i-08 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  CHSC44287  Navarretia intertexta V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3370 Tehama Trail just e of Dead Rabbit Lake. 579 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
  UCSB63897  Navarretia intertexta Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; bordering the edge of Paynes Creek just downstream from the mouth of an intermittent stream at the northeast end of the parcel 158 Comment
  SEINET3894755  Navarretia intertexta subsp. intertexta Barbara Ertter, James R. Shevock 1992-6-14 11152 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town).; 0 610 Comment
  JEPS70405  Navarretia intertexta subsp. propinqua W. L. Jepson 1927-6-24 12340 Tehama Battle Creek Meadows Mineral 1524 Comment
  JEPS70410  Navarretia intertexta subsp. propinqua Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  CHSC76769  Navarretia jepsonii L. P. Janeway; B. Castro 1999-6-21 6477 Tehama Long Gulch, south of South Fork Cottonwood Creek. North edge of ridge. 356 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
  UCD36234  Navarretia leucocephala Beecher Crampton 1953-4-29 1162 Tehama Tehama County, 4 miles south of Dales, along Route 36. 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
  JEPS122039  Navarretia leucocephala subsp. leucocephala Lowell Ahart, John Dittes 2014-5-16 19496 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
  JEPS97213  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald and L. Ahart 1995-4-25 6688 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  RSA642572  Navarretia leucocephala subsp. leucocephala Stan C. Spencer 1995-5-18 55 i04 Tehama From Orland N 2.5 miles on Hwy 5 then 0.5 mile on Road 7, then 0.7 mile on Road H, then 0.5 mile on Road 3, then N 1.94 mile on Road HH (9 ref. post N of dirt road), W on Road 10 10 miles. Comment
  UC1002663  Navarretia linearifolia subsp. pinnatisecta Milo S. Baker and H. K. Wagnon 1953-7-12 12870 Tehama along County Road 5.3 mi beyond Whitlock Camp (in cut over forest, West Tehama County); beyond Whitlock Camp 1828 Comment
  CHSC41027  Navarretia nigelliformis Pauleen Broyles 1982-6-10 721 Tehama The Nature Conservancy Vina Plains Preserve. Ca 30 m south of large vernal pool in central pasture. 66 Comment
  CHSC116945  Navarretia pubescens D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  UC526147  Navarretia pubescens John Thomas Howell 1934-6-17 12234 Tehama near Cottonwood Comment
  CHSC101431  Navarretia sinistra subsp. sinistra David Isle 1990-5-2 1539 Tehama Pollard Superior Tree Progeny Site, N of 24N01.2. 1280 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
  JEPS105201  Navarretia viscidula Dean W. Taylor 1995-5-24 14939 Tehama about 5 miles S Red Bluff; Coyote Creek 1.5 miles west of Paskenta Road 167 Comment
  UCR131629  Navarretia viscidula Beecher Crampton 1954-6-15 1958 Tehama Sacramento River Valley, along the road 1 mile east of Paskenta, gravelly ridge above Thomes Creek 320 Comment
  CDA37619  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 1 of 2. 0 Comment
  UC1002649  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama 5 mi w Paskenta (w Tehama County) Comment
  SEINET10461251  Nemacladus montanus Hoffman 1950-7-3 HOFFMAN 3760 Tehama About 10.5 miles west of Paskenta Comment
  UC606888  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
  UC726898  Nemophila heterophylla A. A. Heller 1927-4-23 14347 Tehama Fern Bank Comment
  UC1949194  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-6 10367 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  RSA76015  Nemophila pedunculata Lincoln Constance, J. H. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  JEPS108903  Nemophila spatulata Lowell Ahart 2006-7-11 12948 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC66059  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1996-5-6 7527 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 124 Comment
  CHSC71061  Odontostomum hartwegii Vernon H. Oswald; Lowell Ahart 1998-5-14 9042 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. 274 Comment
  UC1950247  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  RSA757035  Odontostomum hartwegii Barbara Ertter 1991-5-19 9872 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  SD48512  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 miles northwest of junction [of] State Highway 36 and U.S. Highway 99. On moist ground. 274 Comment
  CHSC65085  Oenanthe sarmentosa Vernon H. Oswald; Lowell Ahart 1995-7-31 7164 Tehama Cascade Range Foothills. At Morgan Creek crossing Lane Valley Rd. 1.0 mi SE of Manton Rd. (A6). 365 Comment
  JEPS74751  Orcuttia pilosa F. T. Griggs 1974-8-12 145 Tehama 1/4 mi e Hwy 99E (200 m s of Lassen Road, 16 mi n of Chico) Comment
  JEPS74753  Orcuttia pilosa F. T. Griggs 1974-6-3 Tehama 1/4 mi e US Hwy 99E (200 m s of Lassen Ave., 16 mi n of Chico) Comment
  JEPS84162  Orcuttia pilosa R. D. Stone 1986-8-22 797 Tehama 0.7 mi e Leininger Road (1.3 mi n of its intersection with Hwy 99); Central Valley, Vina Plains 74 Comment
  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
  CHSC41058  Orcuttia tenuis Pauleen Broyles 1982-5-17 615 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool just s of Lassen Road in e pasture. 68 Comment
  CHSC45704  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 843 Tehama Central Valley. 1.5 miles NNE of Dales and 0.25 miles E of Manton Road (County Rd. A-6) ca. 15 miles NE of Red Bluff. Vernal pool. 210 Comment
  CHSC52896  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama Central Valley. About 12 miles NE of Red Bluff and 2.5 miles SW of Dales Lake on Inks Creek Ranch. Vernal pool. 179 Comment
  CHSC52898  Orcuttia tenuis R. D. Stone 1986-8-23 802 Tehama Central Valley. About 13 miles NE of Red Bluff and 1.4 miles WSW of Dales Lake on Inks Creek Ranch, 0.4 miles SW of intersection of natural gas pipelines. . Vernal pool. 195 Comment
  CHSC52899  Orcuttia tenuis R. D. Stone 1986-8-24 803 Tehama Central Valley. TNC Vina Plains Preserve, just S of Lassen Road 2.3 miles E of its intersection with Highway 99, E pasture 0.1 miles W of the eastern preserve boundary. Vernal pool. 68 Comment
  HSC102899  Orcuttia tenuis J. P. Smith 2014-5-28 13853 Tehama Hog Lake, along State Route 36 264 Comment
  JEPS84122  Orcuttia tenuis R. D. Stone 1986-7-23 783 Tehama 2.6 mi nw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch 137 Comment
  JEPS84125  Orcuttia tenuis R. D. Stone 1986-8-23 801 Tehama 2.4 mi sw Dales Lake (about 12 mi ne of Red Bluff); Central Valley, Inks Creek Ranch 187 Comment
  JEPS84137  Orcuttia tenuis R. D. Stone 1986-7-22 777 Tehama 1.6 mi wsw Manton Road (County Rd. A-6) crossing of Spring Branch Creek (0.25 mi e of natural gas pipline, about 20 mi ne of Red Bluff); Central Valley 297 Comment
  SEINET196300  Orcuttia tenuis Robert F. Hoover 1939-1 Tehama Comment
  JEPS117395  Orobanche californica subsp. grayana Lowell Ahart, John Dittes 2010-10-4 17278 Tehama Northwest meadow area of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake 1475 Comment
  JEPS28792  Orobanche fasciculata George W. Gillett 1957-8-18 1107 Tehama Lassen Volcanic National Park. Brokeoff Mountain. Upper portion of Brokeoff Mounain Trail. Comment
  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
  RSA0059178  Orobanche fasciculata Milo S. Baker, H. K. Wagnon 1953-6-21 12775 Tehama Logging rd. West of Paskenta near 15 mi post. 1219 Comment
  UCSB3844  Orobanche fasciculata Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Summit of Mt. Linn (South Yolla Bolly Peak) South Yolla Bolly Mtns. 2468 Comment
  RSA0083227  Orthilia secunda M. B. Dunkle 1931-8-15 2683 Tehama Woods Creek 2195 Comment
  RSA516485  Orthocarpus attenuatus V. Bailey 1938-4-16 s.n. Tehama Paskenta (6 mi. w. of) on Paskenta Covelo Road. Comment
  HSC74958  Osmorhiza berteroi J. P. Smith, Thomas W. Nelson 1979-6-24 10171 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  RSA90605  Osmorhiza berteroi Milo S. Baker, H. K. Wagnon 1953-6-21 12779 Tehama Logging road W of Paskenta, near 15 mile post. 1220 Comment
  CAS-BOT-BC316927  Packera greenei Rimo Carlo Felice Bacigalupi 1934-5-29 2415 Tehama On Paskenta grade, (Road from Corning to Covelo), just west of Paskenta. Comment
  UC556435  Packera greenei Rimo Bacigalupi 1934-5-29 2415 Tehama just w Paskenta (on Paskenta Grade (road from Corning to Covelo), w Tehama County); Paskenta Grade Comment
  CHSC82370  Packera subnuda var. subnuda Lowell Ahart 2002-6-29 9812 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
  CHSC41059  Panicum dichotomiflorum subsp. dichotomiflorum Pauleen Broyles 1982-6-24 832 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch ca 45 m south of Lassen Road. 70 Comment
  CAS-BOT-BC110605  Parnassia cirrata C. R. Quick 1950-9-5 50 -46 Tehama Deer Creek Road between Chico and Lassen Peak. Comment
  CHSC95157  Parnassia palustris R. D. Fischer 2005-8-21 843 Tehama Lassen National Volcanic Park. Cascade Range High in Lassen National Volcanic Park. Specimen found along Mill Creek Trail, at creek, and upstream of falls. 1981 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
  JEPS88447  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-4-3 7305 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., just s. of the intermittent stream ca. 0.3 mi. e. of the dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS25394  Parvisedum pumilum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7008 Tehama about 1 mi e of Dales (along State Highway 36, just s of roadway); State Highway 36 234 Comment
  JEPS106251  Paspalum dilatatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11191 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CAS-BOT-BC259747  Paspalum distichum Reeder, John R. & Charlotte G. Reeder 1975-8-10 6683 Tehama Ca. 4 miles SW of Dales, ca. 11 miles NE of Red Bluffs 274 Comment
  UCD80145  Pectocarya pusilla CNPS SN Foothill Team 2006-4-4 SNFN 0440 a Tehama Private Wurlitzer Ranch, located above a seasonal drainage north of Pine Creek, about 5 meters south of the drainage. 289 Comment
  UC1299172  Pediomelum californicum Freed W. Hoffman 1948-6-30 2497 Tehama Covelo-Paskenta Road 11.4 mi w Paskenta; North Coast Ranges, w of Paskenta 609 Comment
  CHSC116667  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 A Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  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
  RSA0029289  Penstemon anguineus Barbara J. Ertter, James R. Shevock 1991-9-2 10774 Tehama SW Tehama Co. Round Valley - Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta. 1677 Comment
  HSC81952  Penstemon azureus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4881 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  CHSC109207  Penstemon azureus var. angustissimus B. Castro; L. P. Janeway 2004-5-30 1464 Tehama High Cascade Range. 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. 990 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
  HSC72419  Penstemon heterophyllus subsp. purdyi J. P. Smith, J. O. Sawyer 1975-6-1 8181 Tehama Hwy. 36, 2 mi. E of Dry Creek Bridge Comment
  UC1238955  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-7-2 2447 Tehama Platina-Redding Road about 1 mi e Platina Junction; North Coast Ranges, e of Platina Junction 670 Comment
  SEINET11053225  Penstemon laetus subsp. leptosepalus Karl A. Vincent 1987-6-25 4433 Tehama Sierra Nevada, Deer Creek Canyon; along CA 32 just north of Potato Patch Campground, ca. 8.9 mi SW of jct. CA 36/89, ca 11.5 air mi SE of Mineral 1097 Comment
  UC423670  Penstemon neotericus David D. Keck 1930-7-24 960 Tehama 5 mi e Mineral; Sierra Nevada, e of Mineral 1525 Comment
  CHSC116683  Penstemon newberryi Lowell Ahart; John Dittes 2016-4-29 20819 Tehama On a large rock along Deer Creek, about 50 yards south of the trail, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 5/8 miles by trail to Highway 32. Comment
  RSA66672  Penstemon newberryi subsp. berryi Philip A. Munz 1951-7-26 16933 Tehama North slope of South Yolla Bolly Pk. 2348 Comment
  CAS-BOT-BC245667  Penstemon newberryi var. newberryi John Thomas Howell 1960-8-19 36194 Tehama Summit of Brokeoff Mt., Lassen Volcanic National Park 2804 Comment
  UC887191  Penstemon newberryi var. newberryi A. A. Heller 1937-6-26 15348 Tehama on Highway #36 about 2 mi e Child's Meadows; e of Child's Meadows 1371 Comment
  CHSC44241  Penstemon purpusii Vernon Oswald 1988-7-12 3565 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, on a ridge between Boulder Lake (dry) and jct of trail to Burnt Camp, 1.89 mi w of the trailhead. 2161 Comment
  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
  UC1238936  Penstemon purpusii Freed W. Hoffman 1950-7-3 3481 Tehama about 2 mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges Comment
  UC887208  Penstemon rydbergii var. oreocharis Alice Eastwood Aug 22 1912-Aug 26 1912 1916 Tehama Butte Creek meadows Lassen Butte Region Comment
  UC726874  Perideridia bolanderi subsp. bolanderi A. A. Heller 1941-8-11 16280 Tehama a half mile or more below suphur works entrance to park; Lassen Volcanic National Park Comment
  UC1606385  Perideridia bolanderi subsp. involucrata Barbara Ertter with James R. Shevock 1992-6-14 11148 Tehama Lanes Valley Rd 0.8 mi n Highway 36 junction at Paynes Creek 548 Comment
  CHSC77522  Perideridia kelloggii Hiedi West; Natalie Wight 1998-8-21 Tehama Red Bank (Schoenfield). Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC102485  Perideridia oregana L. P. Janeway 2009-6-21 9813 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  CHSC66554  Perideridia oregana Vernon H. Oswald; Lowell Ahart 1996-7-8 7953 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 182 Comment
  CHSC28732  Perideridia parishii subsp. latifolia Robert A. Schlising; Coleta Lawler 1979-8-21 3474 Tehama S of Lassen Nat. Park, W of Childs Meadows, 0.25 mi S of Jct Hwy 36 and Hwy 172, along latter. Comment
  HSC17490  Persicaria amphibia Larry Berti 1968-11-22 Tehama Edge of the first pond past the Radar Base, Red Bluff Comment
  CHSC84592  Persicaria hydropiperoides Lowell Ahart; John Dittes 2003-9-17 10589 Tehama On the south edge of a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  HSC93242  Persicaria punctata Vernon H. Oswald, L. Ahart 1996-9-4 8257 Tehama BLM Parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC68934  Petasites frigidus var. palmatus Vernon Oswald; Lowell Ahart 1997-7-7 8693 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CDA15431  Petrorhagia dubia G. F. Hrusa, J. Hart 1998-5-1 14431 Tehama Sacramento Valley; Ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1/2 mi. W of Paskenta Rd. Comment
  CHSC113344  Petrorhagia dubia Lowell Ahart; John Dittes 2014-5-16 19495 Tehama On the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  JEPS113179  Petrorhagia dubia Lowell Ahart 2007-5-8 13733 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  RSA669477  Petrorhagia dubia R. R. Halse 1977-5-26 1585 Tehama Creek bed by the first rest area N of Red Bluff along Interstate Hwy 5, 9 miles S of the Shasta County Line. 125 Comment
  UC923093  Phacelia corymbosa Freed W. Hoffman 1950-7-2 3310 Tehama 0.8 mi sw public camp (w Tehama Co.); North Fork of Beegum Creek 914 Comment
  JEPS2371  Phacelia distans Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (sw Tehama Co.) Comment
  JEPS95753  Phacelia egena Vernon H. Oswald and L. Ahart 1995-4-17 6674 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UC1001304  Phacelia egena Louise Kellogg 1952-7-12 28 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  POM305333  Phacelia egena Henry J. Ramsey, Henry J. Ramsey 1938-8-1 685 Tehama Mineral King [written on specimen: Mineral? Not Mineral King of Tulare Co. - Heckard]. Comment
  RSA152229  Phacelia egena I. L. Wiggins 1925-3-26 1520 Tehama Above the gorge on Mill Creek. Comment
  CHSC44209  Phacelia mutabilis Vernon Oswald 1988-7-12 3554 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  CHSC60362  Phacelia mutabilis Mary Ann Showers 1992-6-26 2574 Tehama Lassen Volcanic National Park. Rocky, hydrothermally altered area on ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS102417  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campgrouns, about 3 miles (air) west of Butte Meadows. 1341 Comment
  JEPS108873  Phacelia mutabilis Lowell 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 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  JEPS1160  Phacelia mutabilis Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CHSC48473  Phacelia procera Vernon Oswald 1986-6-18 2124 Tehama Round Valley Rd. (M4) 38.0 mi w of Paskenta. 1615 Comment
  JEPS94375  Phacelia tanacetifolia Vernon H. Oswald and Lowell Ahart 1997-5-14 8444 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 Mill Creek; Ponderosa Way 920 Comment
  CHSC78965  Phalaris aquatica Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  CHSC83675  Phalaris aquatica L. P. Janeway; Shirley Innecken 2002-4-11 7464 Tehama Inner North Coast Ranges. Wide flats along south side of North Fork Stony Creek between the west end of Black Butte Lake and Newville Road. 147 Comment
  CAS-BOT-BC250858  Phleum pratense R. E. Frenkel 1964-7-11 651 Tehama On California Hwy. 36, immediately west of Mineral Lodge 1463 Comment
  CAS-BOT-BC250859  Phleum pratense John Thomas Howell 1960-8-18 36092 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC90396  Phlox speciosa Niall McCarten 1986-6-22 5299 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  UC998329  Phlox speciosa Milo S. Baker and H. K. Wagnon 1953-6-21 12771 Tehama w of Paskenta (logging road, w Tehama County); Whiskey Saddle 1448 Comment
  UC1949356  Phlox speciosa Barbara Ertter with Brad Olson 1991-7-4 10288 Tehama Ball Rock / Toomes Camp Rd (M2) 1.0 mi N of Trough Ridge jct, ca 28 airmiles W of Corning Comment
  CAS-BOT-BC134913  Phoradendron bolleanum H. E. McMinn 1922-7-1 318 Tehama Along road between Beegum & Rosewood - along Dry Creek Comment
  CHSC102359  Phoradendron densum L. P. Janeway 2009-9-15 9964 Tehama High North Coast Ranges. Raglin Ridge, 0.3 km east of Pepperwood Spring, 1.3 km south of North Fork Elder Creek; along Raglin Ridge Road 7.1 km southwest of Ball Rock Road (Forest Road M22). 876 Comment
  CHSC78716  Phoradendron densum 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
  CHSC88570  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  RSA700226  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High N Coast Ranges along road 28N36 1.1 km WSW of Tedoc Gap, along a minor tributary of S Fork Beegum Creek. 1340 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
  CAS-BOT-BC58801  Phyllodoce breweri John Thomas Howell 1960-8-19 36120 Tehama Lassen Volcanic National Park - Brokeoff Mt. Trail 2346 Comment
  CAS-BOT-BC60746  Physaria occidentalis P. A. Munz 1951-7-26 16925 Tehama East flank of South Yolla Bolly Peak. 2346 Comment
  OBI75209  Phytolacca americana David J. Keil, with 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
  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
  CHSC113330  Pilularia americana Lowell Ahart; John Dittes 2014-5-18 19521 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  JEPS97381  Pilularia americana Vernon H. Oswald and Lowell Ahart 1995-4-3 6569 Tehama 14 mi NE of Red Bluff (W side of Manton Rd(A6)1.5 mi N of Dales Station on Hwy 36; NE corner of reserve, unimproved rd betw the airstrip and the W boundary; W of old hwy); Cascade Range Foothills, Dales Lake Ecological Reserve 213 Comment
  HSC1388  Pinus balfouriana R. J. Mastrogiuseppe 1967-7-11 Tehama Mt. Linn in S Yolla Bolly Mtns., Bulk Collection # 91 2409 Comment
  CAS-BOT-BC78438  Pinus contorta subsp. murrayana John Thomas Howell 1960-8-18 36020 Tehama Bluff Falls 1981 Comment
  CHSC9729  Pinus jeffreyi Nancy Mosman 1971-7-17 102 Tehama Abundant along e side of Hwy 32 ca. 1.5 mi s of Chester. 1524 Comment
  UC400318  Pinus monticola W. P. Taylor Aug 10 1913-Aug 11 1913 Tehama 2 mi s S. Yolla Bolly Mt.; Mt. Lynn Comment
  UC1219746  Pinus sabiniana Paul F. Graves 1938-9-1 8470 Tehama 20 mi e Red Bluff (foothills on e side of valley); Sacramento Valley Comment
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Feb 2 2008
  CHSC49681  Piperia transversa Vernon Oswald 1984-7-9 1565 Tehama East side of Hwy 32 at the bridge over Chico Creek. 1048 Comment
  UC1199959  Plagiobothrys arizonicus Stanton A. Cook 1960-4-23 944 A Tehama steep hillside 5 mi n Newville (on road from Newville to Paskenta) Comment
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Dec 30 2017
  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
  JEPS90187  Plagiobothrys bracteatus Dean W. Taylor 1993-4-28 13367 Tehama North Fork Hall Creek 4 mi upstream (w) from Interstate 5 (Sacramento Valley); , North Fork Hall Creek 137 Comment
  JEPS97500  Plagiobothrys canescens Vernon H. Oswald and L. Ahart 1995-4-10 6631 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC113336  Plagiobothrys canescens var. canescens Lowell Ahart 2014-5-8 19441 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC65927  Plagiobothrys fulvus Vernon H. Oswald; Lowell Ahart 1996-4-15 7366 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In upland near a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC96630  Plagiobothrys fulvus Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13616 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
  JEPS113128  Plagiobothrys fulvus Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13616 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
  UC726295  Plagiobothrys glyptocarpus var. modestus A. A. Heller 1929-4-30 14852 Tehama Ranch Comment
  JEPS108906  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 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
  UC54557  Plagiobothrys hispidulus H. M. Hall and E. B. Babcock July 1-2, 1903 4365 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  JEPS68069  Plagiobothrys nothofulvus W. L. Jepson 1899-4-27 21152 Tehama Salt Creek, tributary of Cottonwood Creek Cottonwood Creek Comment
  JEPS68103  Plagiobothrys nothofulvus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo road 6 mi w Paskenta Comment
  CHSC29042  Plagiobothrys scriptus J. D. Jokerst 1979-4-14 204 Tehama Adjacent to N side of Hogsback Road, 6.0 mi E of Hwy 99, S of Red Bluff. Comment
  CHSC43931  Plagiobothrys scriptus V. Oswald; L. Ahart 1988-5-21 3333 Tehama M2 (23N01) 6.2 mi (odometer) w of Paskenta. Roadside flat. 701 Comment
  CHSC64512  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1995-4-3 6573 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. Near the w boundary on the service road used to construct the northern cluster of pools, between the pools and the unimproved crossing the reserve just to the south. 207 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
  RSA120925  Plagiobothrys shastensis Milo S. Baker 1953-5-30 12679 Tehama Logging road west of Paskenta ca. 5 miles. Comment
  CHSC42223  Plagiobothrys stipitatus T. R. Fredricks 1986-4-7 128 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve. 67 Comment
  CHSC107255  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. Bottom of a large vernal pool, sand dune area. 80 Comment
  CHSC79267  Plagiobothrys stipitatus var. micranthus B. Castro; L. P. Janeway 2000-4-4 1079 Tehama Vicinity of Orland, W of Highway I-5. 128 Comment
  CHSC84267  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-6-11 10239 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS113202  Plagiobothrys stipitatus var. micranthus Lowell Ahart, Richard Lansdown 2007-4-25 13694 Tehama On the bottom of a very small drainage, southeast of a small farm pond, on the south side of Vestal Road, about 4.2 miles west of the intersection of Cannon Road and Reeds Creek Road, about 20 miles (air) west of Red Bluff 288 Comment
  JEPS118011  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2011-6-9 17433 -A. Tehama Rio De Los Molinos Land Grant. On damp bare rocky dark clay soil, on the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  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
  SEINET10781224  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 Ahart 10783 Tehama T23N, R7W, northeast 1/4 Section 20. Normal size plants, on dry black humus, on the sides of a shallow vernal pool, about 10 yards west of the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  SEINET10844290  Plagiobothrys stipitatus var. micranthus Lowell Ahart, R. Lansdown 2007-4-25 Ahart 13694 Tehama T27N, R6W, Section 7. Normal size plants, on dry soil, 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. Foothill Woodland. Comment
  SEINET12765123  Planodes virginica Lowell Ahart 2014-5-8 19448 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning.; 0 149 Comment
  CHSC41196  Plantago bigelovii Pauleen Broyles 1983-4-14 887 Tehama The Nature Conservancy Vina Plains Preserve. Common in wallows. 62 Comment
  CHSC27802  Plantago coronopus Eric J. Miler 1978-4-21 17 Tehama .5 km w of Sacramento River at Woodson Bridge. 28 Comment
  CHSC96527  Plantago erecta Lowell Ahart 2007-5-8 13723 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek road, about 21 miles (air) west of Red Bluff. 304 Comment
  HSC97662  Plantago erecta A. Hove, A. Poteet, C. Sanville 1999-4-17 21 Tehama Hwy. 36, Beegum Gorge 430 Comment
  JEPS88412  Plantago erecta Vernon H. Oswald and Lowell Ahart 1996-4-3 7293 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., flood plane of intermittent stream ca. 0.4 mi. e. of dirt lane along the w. side of the parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  JEPS104329  Plantago lanceolata Lowell Ahart 2003-6-11 10249 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  HSC39191  Platanthera sparsiflora Gary S. Lester, J. G. Dickson, Kathy Morter, Jeff Witcosky 1973-6-30 42 Tehama Yolla Bolly Wilderness Area, Barker Camp at NE boundary 2104 Comment
  HSC95161  Platystemon californicus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 14 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  CHSC24926  Plectritis ciliosa R. Leverton 1974-3-12 Tehama Ca. 5 mi n of Los Molinos on Hwy 99, ca. 50 yds. se of road in dry creek bed. 76 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
  UC499755  Plectritis macrocera Doris Kildale Gillespie 1930-5-9 9293 Tehama 18 mi w of Mercial (on Susanville Road); Susanville Road Comment
  RSA0026174  Pleuricospora fimbriolata Marc Baker 2013-6-30 17758 Tehama 5 kilometers SE of Childs Meadows, 68 kilometers WSW of Susanville, 2.9 kilometers SSE of Wilson Lake, just south of Lost Creek Plateau. 1442 Comment
  CAS-BOT-BC254916  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama Ellis Ranch, North-Central part of county Comment
  CHSC64381  Poa bulbosa Vernon H. Oswald 1995-3-15 6522 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. at Inks Creek Rd. 213 Comment
  CHSC89034  Poa bulbosa Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  SEINET196527 Image available Poa bulbosa Robert Ellis 1948-1-5 Tehama North-central Tehama County, Ellis Ranch. Comment
  UCD90661  Poa bulbosa Robert Ellis 1948-5-1 s.n. Tehama north-central part of county. Ellis Ranch. Comment
  UCD90670  Poa bulbosa Morris Halperin 1931-4-27 324 a Tehama Red Bluff. R. W. Hanna's Ranch. Comment
  UCD90672  Poa bulbosa Morris Halperin 1931-4-27 324 Tehama Red Bluff. R. W. Hanna's ranch. Comment
  CHSC86013  Poa secunda subsp. secunda Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-4-1 Tehama Vicinity of Long Hollow and Grizzly Creek. 274 Comment
  UC1019555  Poa secunda subsp. secunda Louise Kellogg 1952-7-17 83 Tehama directly s of South Yolla Bolly Mt (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino Nat'l Forest 2133 Comment
  UC196318  Pogogyne douglasii A. A. Heller 1914-4-29 11334 Tehama Eight miles south of Vina near Pine creek Comment
  CHSC64914  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1995-6-13 6867 Tehama Cascade Range Foothills. Dale 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. Common on dry bed of Pool 5 of Inks Creek Rd. 213 Comment
  UC762427  Pogogyne zizyphoroides R. F. Hoover 1937-5-19 2254 Tehama near Vina Comment
  SEINET12332640  Pogogyne zizyphoroides Unknown 1982-1 447 Tehama Just S of Lassen Roadl T24N R1W, S central Section 21 68 Comment
  JEPS87876  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama on n side of Humboldt Road w of bridge across Butte Creek (e of the intersection of Skyway (Bull Hill Road) and Humboldt Road, Butte Meadows); Butte Meadows, w of bridge across Butte Creek 1325 Comment
  JEPS96777  Polanisia dodecandra subsp. trachysperma Dean W. Taylor 1997-6-10 16038 Tehama Pine Creek, ca. 8 miles west of Cottonwood; along Benson Road 182 Comment
  RSA304904  Polygala cornuta var. cornuta James R. Shevock 1972-7-24 2195 Tehama Hwy 32, S. of Lassen Park 915 Comment
  CAS-BOT-BC413951  Polygonum aviculare subsp. aviculare Alice Eastwood 1912-8-22 1802 Tehama Morgans Springs, Lassen Butte Region Comment
  CAS-BOT-BC109125  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama On Wright-Graham ranch, South Power House Road, 1.5 mile south of Manton. Comment
  JEPS117353  Polygonum bidwelliae Lowell Ahart, John Dittes 2010-7-17 16865 Tehama On dry thin volcanic soil, south aspect on the north side of ''Initial Gulch'', about 1000 feet south of pond, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 768 Comment
  JEPS16772  Polygonum bidwelliae Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-29 4342 Tehama small grade along State Hwy 36 above Paynes Creek Canyon (4.5 mi e of Dales and 3.5 mi w of Paynes Creek Station) 396 Comment
  CHSC70810  Polygonum bolanderi B. Castro; L. Janeway 1995-6-11 575 A Tehama On W side of Hwy 32, ca 4 air mi SW of Potato Patch Campground, at 'Windy Cut Lookout' overlooking Deer Creek canyon. On open bench ca 20 ft below the main knoll and parking area. 1127 Comment
  UC990727  Polygonum bolanderi Roxana S. Ferris 1953-11-9 12703 Tehama on State Hwy 36 about 12 mi w Mineral 914 Comment
  CAS-BOT-BC414358  Polygonum californicum John Thomas Howell 1955-6-12 30309 Tehama 8.5 miles south of Corning Comment
  CHSC66576  Polygonum californicum Vernon H. Oswald; Lowell Ahart 1996-7-8 7991 .1 Tehama Hwy. 36 NE of Red Bluff near Hog Lake. Growing in gravelly soil on the edge of the dirt road leading to the quarry on the E side of Hwy. 36 ca. 0.9 mi SW of the parking lot at Hog Lake Plateau. 265 Comment
  CHSC86810  Polygonum californicum Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CAS-BOT-BC414359  Polygonum californicum Lewis S. Rose 1955-6-19 55063 Tehama 8.5 mi. s. of Corning 91 Comment
  RSA121624  Polygonum davisiae G. D. Barbe 1955-7-16 173 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  SBBG119893  Polygonum douglasii L. Ahart, J. Dittes, J. Dittes 2003-8-23 10524 Tehama ca. 80 yards E of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  SEINET11938911  Polygonum douglasii F. W. Hoffman 1947-1 1592 Tehama Government Flat, SW Tehama Co 797 Comment
  JEPS108945  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-9-9 13265 Tehama On dry bare rocky soil, dry open flat, about 30 yards east of Colby Creek, about 120 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  RSA724870  Polygonum douglasii subsp. spergulariiforme L. Ahart 2006-9-9 13265 Tehama 30 yards E of Colby Creek, 120 yards W of the dirt road, 2 miles air SE of Colby Mtn, 5 miles air NE of Butte Meadow, alt 5004ft. 1526 Comment
  CHSC117579  Polygonum minimum Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21363 Tehama Dry area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  RSA40221  Polygonum minimum J. T. Howell 1943-8-8 19195 Tehama Anthony Peak Comment
  UC936220  Polygonum minimum Helen K. Sharsmith 1951-7-11 4013 Tehama Covelo-Paskenta road 0.3 mi beyond Anthony Peak road junction (just within w boundary of Tehama Co.); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  RSA67238  Polygonum newberryi P. A. Munz 1951-7-26 16935 Tehama E slope of S Yolla Bolly. 2348 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
  CAS-BOT-BC420080  Polygonum polygaloides subsp. kelloggii P. A. Munz 1951-7-25 16867 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  JEPS105919  Polygonum punctatum Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11209 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  UCSB63863  Polypodium calirhiza Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama S bank of Paynes Creek, near the end of the gravel road running westward from the parking lot on Hwy. 36; BLM parcel along Hwy. 36 NE of Red Bluff in TEHAMA CO.: T28N R3W SE1/4 SE1/4 Sect 15 106 Comment
  CHSC84291  Polypogon australis Lowell Ahart; John Dittes 2003-6-11 10276 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC113341  Polypogon interruptus Lowell Ahart; John Dittes 2014-5-18 19515 Tehama East bank of a large canal, on the south side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC42322  Polypogon interruptus Pauleen Broyles 1982-5-17 619 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch, where ditch crosses under Lassen Road. 66 Comment
  SEINET11689133  Polypogon interruptus Unknown 1982-1 619 Tehama The Nature Conservancy Vina Plains Preserve, where ditch crosses under Lassen Rd 66 Comment
  CHSC88281  Polypogon maritimus Lowell Ahart 2004-6-28 11134 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  JEPS88117  Polypogon maritimus Vernon H. Oswald and Lowell Ahart 1996-4-29 7498 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., ca. 0.3 mi. e. of the w. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  SEINET10920914  Polypogon maritimus Lowell Ahart 2007-5-8 Ahart 13756 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
  CHSC80506  Polypogon monspeliensis Caroline Warren; Heidi West, Julie Cunningham 1998-7-7 Tehama Vicinity of Jackass Canyon and Bell Road. 320 Comment
  JEPS97285  Polypogon monspeliensis Vernon H. Oswald 1995-5-2 6702 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC28125  Polystichum imbricans B. Garamendi 1974-3-23 56 Tehama Dade place on Mill Creek 100 yds. W of house. Mill/Deer Creek Study Area. 548 Comment
  CAS-BOT-BC76771  Polystichum imbricans subsp. imbricans Alice Eastwood; John Thomas Howell 1941-7-9 9818 Tehama Government Flat 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
  CHSC118583  Polystichum imbricans subsp. imbricans L. P. Janeway; B. Castro 2016-9-5 12162 Tehama Klamath Ranges/High North Coast Ranges. At the Tehama/Trinity county line; Stuart Gap, 2.7 air-km north of North Yolla Bolly. 1525 Comment
  CHSC86085  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 50 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants located on tr to Lower Deer Creek Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 990 Comment
  CAS-BOT-BC102407  Populus fremontii L. E. Smith 1913-4-13 626 Tehama Red Bluff Comment
  CAS-BOT-BC102408  Populus fremontii Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  SEINET10734811  Populus fremontii John C. Fremont 1846-1 Fremont 244 Tehama Deer Creek at Lassen's Comment
  JEPS123955  Porterella carnosula Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20405 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  CHSC77615  Portulaca oleracea Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CDA43424  Potamogeton berchtoldii Loren Gehrung 2015-6-8 PDR# 520 P06087315 Tehama McCoy Road, Red Bluff. 0 Comment
  CHSC54029  Potamogeton diversifolius Vernon H. Oswald; Lowell Ahart 1991-5-9 4561 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. In an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  CAS-BOT-BC267178  Potamogeton foliosus D. Showers 1980-7-19 DS 4380 Tehama 0.25 mile S of WIndy Point, Diamond Peak, Lassen Volcanic National Park 2072 Comment
  RSA754867  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  CHSC65082  Potamogeton nodosus Vernon H. Oswald; Lowell Ahart 1995-7-17 7072 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Borrow pit on the E side of Manton Rd. 213 Comment
  RSA123701  Potentilla glandulosa G. D. Barbe 1955-7-16 180 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  UC903038  Potentilla gracilis Mrs. H. P. Bracelin 1931-6-21 461 Tehama above Dobkins Lake (n side of Mount Eddy); above Dobkins Lake, n side of Mount Eddy 2042 Comment
  CAS-BOT-BC540581  Potentilla gracilis var. fastigiata David D. Keck 1930-7-24 966 Tehama Mineral, Sierra Nevada 1524 Comment
  CHSC115552  Potentilla millefolia Lowell Ahart; John Dittes 2015-8-5 20441 Tehama Meadow, East side of Childs Meadow, 150 yards west of Highway 36, 0.69 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
  CHSC48863  Potentilla millefolia Vernon Oswald 1984-6-7 1265 Tehama Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  UCSB12378  Potentilla millefolia Dearing, Hugh; Dearing, Margaret 1938-6-22 Tehama Marsh, Deer Creek Comment
  CHSC94098  Poteridium annuum Lowell Ahart 2006-7-11 12956 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  SDSU7056  Prunella vulgaris var. lanceolata K. Dixon 1942-6-26 153 Tehama Cascade Creek. Comment
  JEPS94348  Prunus virginiana var. demissa Vernon H. Oswald and Lowell Ahart 1997-5-14 8419 Tehama Ponderosa Way (Forest Road 28N29) 3.8 mi se of Plum Creek Road at a low-water crossing of the North Fork Antelope Creek North Fork Antelope Creek; Ponderosa Way (Forest Road 28N29) 938 Comment
  CHSC88260  Pseudognaphalium luteoalbum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11205 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CHSC66040  Pseudognaphalium stramineum Vernon H. Oswald; Lowell Ahart 1996-5-6 7513 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. By stream at this location. 182 Comment
  RSA158056  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama Beside trail to Square Lake, ca. 1 mile E of the Lake, N side of South Yolla Bolly Mtn. 2134 Comment
  UCSB8946  Pseudotsuga menziesii Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road betwen paskenta and South Yolla Bolly Pk. (Mt. Linn), 13 miles northwest of Paskenta 1188 Comment
  CHSC107364  Psilocarphus brevissimus var. brevissimus Lowell Ahart; John Dittes 2011-6-9 17432 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
  CHSC61957  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4357 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline. 62 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
  CHSC79962  Psilocarphus oregonus L. P. Janeway 2000-5-16 6739 Tehama Vicinity of Rice Creek, west of Hwy I-5. 80 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
  CHSC79690  Psilocarphus tenellus var. globiferus L. P. Janeway; B. Castro 2000-4-4 6654 Tehama Vicinity of Brannin Creek and Rice Creek, west of Hwy I-5. 124 Comment
  CHSC79965  Psilocarphus tenellus var. globiferus L. P. Janeway 2000-5-16 6736 Tehama Vicinity of Rice Creek, west of Hwy I-5. 79 Comment
  HSC19870  Ptelea crenulata Larry Berti 1968-6-15 Tehama Bottom of Antelope Creek, 200 yds. above dam Comment
  RSA767837  Ptelea crenulata L. Ahart, John Dittes 2010-7-17 16881 Tehama North-aspect on south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 773 Comment
  CHSC64360  Pterostegia drymarioides Vernon H. Oswald; Lowell Ahart 1995-3-19 6540 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in basalt cobbles on the sw rim of the basalt ridge in the ne corner of the reserve. 225 Comment
  JEPS108140  Purshia tridentata var. tridentata L. P. Janeway, B. Castro 2005-10-10 8552 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top 1987 Comment
  JEPS101606  Pycnanthemum californicum Dean W. Taylor 1997-7-9 16120 Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 563 Comment
  CHSC68946  Pyrola aphylla Vernon Oswald; Lowell Ahart 1997-7-7 8687 Tehama Forest Road 27N06, west of Saddle Campground, near the norththeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CAS-BOT-BC465509  Pyrola asarifolia H. F. Copeland 1920-7-7 94 Tehama Butt Mt. 1828 Comment
  HSC82140  Pyrola dentata Thomas W. Nelson, Jane Nelson 1979-6-25 4929 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 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
  HSC31421  Quercus X morehus Gary S. Lester 1974-5-5 140 Tehama Along Hwy. 36 21 mi E of Trinity Co. line Comment
  CHSC102372  Quercus berberidifolia L. P. Janeway; B. Castro 2009-4-25 9750 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC90451  Quercus chrysolepis var. chrysolepis Niall McCarten; Roxanne Bittman 1986-6-14 5350 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  CDA19819  Quercus douglasii P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36. 893 Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  JEPS46650  Quercus douglasii W. L. Jepson Sep 1929 15334 Tehama Macum Comment
  RSA96787  Quercus durata Percy C. Everett, E. K. Balls 1954-10-15 20311 Tehama 5.5 mi. s.w. of Paskenta on Paskenta to Covelo Rd. 549 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
  CHSC105498  Quercus garryana var. breweri Lowell Ahart; John Dittes 2010-7-17 16880 Tehama On dry red rocky soil, north-aspect on the south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 miles (air) southeast of Manton, about 2 1/2 miles (air) north of Highway 36. 772 Comment
  HSC82161  Quercus garryana var. breweri Thomas W. Nelson, Jane P. Nelson 1979-6-25 4923 Tehama Wells Creek Campground 1280 Comment
  JEPS94572  Quercus garryana var. breweri Vernon Oswald and Lowell Ahart 1997-7-7 8680 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Eel Wilderness) 2057 Comment
  SFV884  Quercus garryana var. breweri R. Gankin, W. R. Hildreth 1964-7-24 s. n. Tehama North Coast Ranges Near Board Ridge, about 1 mile north of Mendocino Pass on U.S. Forest Service Road 23N02, near Mendocino-Tehama County line. 1615 Comment
  UCD46162  Quercus garryana var. breweri P. C. Everett; E. K. Balls 1954-10-16 20322 Tehama 5 mi. s. of Government Flat along Tehama-Mendocino CO. line, road from Paskenta to Covelo, Tehama County. 1920 Comment
  CHSC80004  Quercus garryana var. semota L. P. Janeway; B. Castro 2000-4-22 6685 Tehama High Cascade Range. Small saddle between Ponderosa way and Black Butte, on south side of Middle Ridge; +-overlooking South Fork Antelope Creek. 1018 Comment
  CHSC89847  Quercus garryana var. semota L. P. Janeway; B. Castro 2004-5-30 8121 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  CHSC68949  Quercus kelloggii Vernon Oswald; Lowell Ahart 1997-7-7 8663 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06 (to Tomhead Saddle and Tomhead Pk.) 1.7 mi southwest of its junction with FR 35 (28N35). 1188 Comment
  HSC8308  Quercus wislizeni John L. Heywood, D. H. Norris 1968-3-31 1883 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  UCD47501  Quercus wislizeni J. M. Crawford 1956-9-22 4 Tehama One half mile northeast of Montgomery Place. 289 Comment
  CDA22081  Quercus wislizeni var. frutescens G. D. Barbe 1975-10-23 2098 Tehama 4.5 miles southeast of Paynes Creek on Plum Creek Road. 0 Comment
  RSA66627  Raillardiopsis scabrida P. A. Munz 1951-7-26 16920 Tehama South Yolla Bolly Park. 2287 Comment
  CHSC55579  Ranunculus K. R. Stern 1986-5-21 8303 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  RSA31773  Ranunculus alismifolius var. hartwegii A. A. Heller 1938-5-21 15096 Tehama S of Child's Meadows. 1372 Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  RSA39727  Ranunculus alismifolius var. lemmonii P. A. Munz 1947-5-18 11850 Tehama 12 mi. east of Mineral on Highway 36. 1585 Comment
  CAS-BOT-BC379330  Ranunculus alismifolius var. lemmonii Saichi Kawahara 1968-5-5 406 Tehama meadow on Highway 89, St. Bernard, 1 mi west of Plumas county line Comment
  JEPS55024  Ranunculus aquatilis var. capillaceus Joseph Grinnell 1925-7-21 Tehama Mineral; in stream 1463 Comment
  CHSC41088  Ranunculus aquatilis var. hispidulus Pauleen Broyles 1982-3-23 344 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch in w pasture. 62 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
  RSA794995  Ranunculus flammula L. Ahart, Josephine Guardino 2009-9-6 16359 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow about 0.75 miles southwest of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles southeast of Mineral. 1479 Comment
  RSA759800  Ranunculus hebecarpus Barbara J. Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 air miles west-northwest of Red Bluff, ca. 1/2 mile south of Highway 36 along creek. 213 Comment
  UC1019536  Ranunculus occidentalis Louise Kellogg 1952-7-13 36 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  CHSC55578  Ranunculus orthorhynchus Steven Triano 1988-4-17 53 Tehama Meadow ca 60 ft s of Hwy. 32 and 1.6 mi se of its jct. with Hwy 89. 1383 Comment
  RSA123575  Ranunculus orthorhynchus G. D. Barbe 1955-7-22 245 Tehama Close to the waters edge of a small stremlet 3 miles W of the Oven Lid, alt 6800ft 2073 Comment
  JEPS108877  Ranunculus orthorhynchus var. orthorhynchus Lowell Ahart 2006-7-19 13029 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC1001291  Ranunculus orthorhynchus var. orthorhynchus Louise Kellogg 1952-7-8 2 Tehama near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC41089  Ranunculus sardous Pauleen Broyles 1982-6-24 766 Tehama The Nature Conservancy Vina Plains Preserve. Along bank of irrigation ditch in e pasture. 66 Comment
  CHSC64605  Raphanus raphanistrum Vernon H. Oswald; Lowell Ahart 1995-4-10 6623 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 Manton Rd. s of Inks Creek Rd. 207 Comment
  CAS-BOT-BC55831  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  JEPS81110  Rhamnus purshiana J. P. Smith and T. W. Nelson 1978-7-22 10013 Tehama Wells Creek Camp Shasta-Trinity National Forest, Yolla Bolly Quad. 1371 Comment
  CHSC64987  Rhamnus tomentella subsp. crassifolia Vernon H. Oswald; Lowell Ahart 1995-7-12 7024 Tehama W of Red Bluff and S of Platina on Forest road 28N05 (E side of Tedoc Mtn.), 3.2 mi SE of Forest Route 45. Common shrub on roadside banks in open forest. 1402 Comment
  CHSC87826  Rhamnus tomentella subsp. crassifolia Lowell Ahart 2004-6-11 11030 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 382 Comment
  CHSC76529  Rhamnus tomentella subsp. tomentella Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. Near the creek. 292 Comment
  RSA7861  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1928-9-3 3434 Tehama 1 mile above Payne's Creek on the Red Bluff, Susanville road. 655 Comment
  UC592688  Rhamnus tomentella subsp. tomentella unknown 1928-9-13 3434 Tehama 1 mi above Paynes Creek (on the Red Bluff to Susanville road) 655 Comment
  UCD117979  Rhododendron occidentale S. P. Lynch 1973-6-9 295 Tehama On Tedoc Mtn. Comment
  CHSC101182  Rhus aromatica L. P. Janeway 2009-3-28 9689 Tehama Cascade Range Foothills. Tehama Wildlife Area; around a rustic campsite at the Powerline Road ford of Little Grapevine Creek. Small flat on north side of the creek. 462 Comment
  CHSC118208  Rhus aromatica Tim Kask 2016-4-7 252 Tehama Antelope Creek, from Fischer CG. UTM 10T 0597775/4456103. 473 Comment
  CAS-BOT-BC92896  Ribes californicum var. californicum P. A. Munz 1951-7-26 16958 Tehama South base of South Yolla Bolly Peak. 2057 Comment
  CHSC68950  Ribes lacustre Vernon Oswald; Lowell Ahart 1997-7-7 8714 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  HSC95673  Ribes lacustre Vernon H. Oswald, L. Ahart 1997-7-7 8714 Tehama USFS Rd. 35 at branch of the S Fork of Beegum Creek, 0.4 mi. W of Rat Trap Gap, N side of the Yolla Bolly-Middle Eel Wilderness 1707 Comment
  CAS-BOT-BC168884  Ribes lobbii John Thomas Howell 1943-8-8 19205 Tehama Log Spring Ridge Comment
  CAS-BOT-BC168887  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC68819  Ribes lobbii Vernon Oswald; Lowell Ahart 1997-6-10 8558 Tehama Between Paskenta and Covelo on M2 (23N69) 0.1 mi north of its junction with the road to Wells Cabin Campground (24N02), in dry woods above the meadow. 1821 Comment
  UC998316  Ribes lobbii Milo S. Baker and H. K. Wagnon 1953-7-12 12863 Tehama 5.1 mi from Whitlock Camp 1828 Comment
  CHSC90906  Ribes roezlii Niall McCarten; Roxanne Bittman 1986-6-15 5457 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SEINET6912668  Ribes roezlii R. A. Evers, Clara V. Evers 1975-8-23 115012 Tehama 2 miles (3.2 kilometers) west of Mineral. Elevation about 4400 feet. Comment
  CHSC61383  Ribes roezlii var. roezlii Vernon H. Oswald; Lowell Ahart 1993-8-11 5795 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  UC1001319  Ribes sanguineum Louise Kellogg 1952-7-14 47 Tehama Square Lake trail from Ovenlid toward South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 1828 Comment
  CAS-BOT-BC362943  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-9 9301 Tehama 15 miles west of Mineral on Susanville road Comment
  CHSC64602  Rigiopappus leptocladus Vernon H. Oswald; Lowell Ahart 1995-4-17 6669 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the w wall of the borrow pit. 213 Comment
  JEPS113277  Rigiopappus leptocladus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13828 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  JEPS34914  Rigiopappus leptocladus W. L. Jepson 1932-5-9 16319 Tehama along road to Lowrey about 1 1/2 mi ne Paskenta 304 Comment
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  RSA726484  Rigiopappus leptocladus L. Ahart, John Dittes, Andrea Craig 2007-5-13 13828 Tehama About 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 257 Comment
  UC1619988  Rigiopappus leptocladus Barbara Ertter 1991-5-18 9853 Tehama Rosewood Ranch on Salt Creek ca. 17 airmiles w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Rosewood Ranch, Salt Creek 259 Comment
  RSA92979  Rigiopappus leptocladus Milo S. Baker, H. K. Wagnon 1953-5-30 12603 Tehama Logging road west of Paskenta near 6 mile post. Comment
  CAS-BOT-BC74726  Rorippa curvisiliqua Clare B. Hardham 1971-8-10 18341 Tehama South Yolla Bolly Mountain. Dry Lake. Road to Red Bluff. 1691 Comment
  CHSC81150  Rosa gymnocarpa Lowell Ahart 2001-8-28 9182 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
  UC1862487  Rosa pisocarpa subsp. ahartii Barbara Ertter with James R. Shevock 1992-6-14 11170 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 airmiles ESE of Paynes Creek (town) 914 Comment
  CHSC86546  Rosa spithamea L. P. Janeway 2003-6-14 7846 Tehama Cascade Range Foothills. Along Cohasset Road 1.0 air km east of the old Campbellville fire lookout site and 3.7 air km south of Deer Creek. 1062 Comment
  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
  UCR123908  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2001-7-7 6917 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CHSC105232  Rumex crispus Lowell Ahart; John Dittes 2010-7-19 16903 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
  CHSC66035  Rumex pulcher Vernon H. Oswald 1996-5-13 7561 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along Gyle Rd. near the W boundary of the reserve. 100 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
  CHSC72533  Rupertia hallii Ann Willyard 1998-6-17 91 Tehama Cohasset Road, about 17 miles E of intersection with Keefer Road. 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
  JEPS100890  Rupertia hallii Dean W. Taylor 1997-6-6 16028 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 990 Comment
  JEPS102779  Rupertia hallii Lowell Ahart 2001-6-16 8861 Tehama On south 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
  SEINET10530983  Sabina californica A. Arthur Heller Heller 15844 Tehama Volcanic uplands east of Red Bluff, along State Highway #36, 8 km east of the junction with U.S. Highway #99E. Scattered shrubs or small trees are found for a long distance back among the hills. Neither Abrams or Jepson record it from farther north than in the foothills of Tulare County nearly 90 km farther south. Comment
  JEPS103307  Sagina apetala Lowell Ahart 2002-4-27 9550 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, on the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  JEPS97211  Sagina apetala Vernon H. Oswald and L. Ahart 1995-4-3 6559 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
  CHSC64610  Sagina decumbens subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1995-4-10 6635 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
  JEPS123925  Sagina saginoides Lowell Ahart, John Dittes 2015-8-6 20492 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  CAS-BOT-BC103364  Salix bonplandiana Elmer I. Applegate 1932-4-13 7043 Tehama Between Rosewood and Begum Comment
  CHSC108079  Salix eastwoodiae B. Castro; L. P. Janeway 2000-6-11 1286 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, around the lower edge of Pepperwood Spring. 896 Comment
  JEPS38386  Salix exigua W. L. Jepson 1899-4-27 42 s Tehama Salt Creek - a tributary of the Cottonwood Comment
  SBBG58884  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 372 Tehama S fork of Battle Crk, 1.7 km W of Mineral Comment
  SJSU237  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-30 Tehama S Fork Battle Cr, 1.7km W of Mineral 1524 Comment
  UC481996  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 378 Tehama 1.7 km. w Mineral (S. Fork Battle Creek, s side of Hwy., s of rd. maintenance gravel dump) 1500 Comment
  RSA0038298  Salix geyeriana var. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral. 1500 Comment
  CAS-BOT-BC104003  Salix gooddingii L. E. Smith 1913-3-26 599 Tehama Red Bluff Comment
  CHSC87209  Salix gooddingii Lowell Ahart 2004-4-10 10739 Tehama Along Bowers Creek, about 30 yards west of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  CAS-BOT-BC104057  Salix hindsiana A. A. Heller 1926-4-23 13927 Tehama Banks of the Sacramento River at the Squaw Hill bridge Comment
  CAS-BOT-BC106893  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  RSA13623  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-24 679 Tehama Mt Lassen Hwy. 8.9 miles from Mineral. Lassen Volcanic National Park. 2012 Comment
  UC525936  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Hwy. 8.9 mi from Mineral; Lassen Volcanic Nat'l Park 2011 Comment
  CHSC77373  Salix laevigata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CHSC87147  Salix laevigata Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. South bank of creek. 304 Comment
  UC525961  Salix laevigata C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 651 Tehama Red Bluff Comment
  CAS-BOT-BC128072  Salix lasiandra var. lasiandra C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  CAS-BOT-BC128073  Salix lasiandra var. lasiandra C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 373 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CHSC75405  Salix lasiolepis Ben Myhre 1997-4-14 11 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  UC525956  Salix lasiolepis C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 653 Tehama 21 mi w Mineral; Payne Creek 487 Comment
  CAS-BOT-BC124905  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 400 Tehama South Fork of Battle Creek, 2 km. east of Mineral 1500 Comment
  CAS-BOT-BC124912  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway, 8 miles northeast of Mineral 2042 Comment
  CAS-BOT-BC124913  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  CAS-BOT-BC124930  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 391 Tehama 15 km. northeast of Mineral; above Lassen Highway 2000 Comment
  POM209477  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 672 Tehama Mt. Lassen Hwy. 8 miles NE of Mineral. 1982 Comment
  SD950  Salix lemmonii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 376 Tehama South Fork of Battle Creek, 1.7 km west of Mineral 1500 Comment
  SD951  Salix lemmonii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama South Fork of Battle Creek, 1.7 km west of Mineral 1500 Comment
  SJSU224  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
  SJSU266  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 683 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
  UC481990  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 374 Tehama 1.7 km. e Mineral (s. side of hwy., s.of rd. maintenance gravel dump, S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525913  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 685 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy. below hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525940  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 677 Tehama 8.9 mi. from Mineral (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2011 Comment
  RSA0041841  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway. 8 miles NE of Mineral. 2043 Comment
  POM219068  Salix lucida subsp. lasiandra Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 375 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  CHSC101390  Salix melanopsis David Isle 1992-7-29 1556 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1737 Comment
  CHSC105212  Salix melanopsis Lowell Ahart; John Dittes 2010-7-19 16893 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  JEPS104450  Salix melanopsis Lowell Ahart 2003-6-11 10261 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
  CAS-BOT-BC125993  Salix scouleriana John Thomas Howell 1943-8-8 19199 Tehama Government Flat Comment
  LA208923  Salix scouleriana C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Sierra Nevada, Mt. Lassen hwy, 7.9 mi NE of Mineral 1981 Comment
  UC525950  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  SEINET10465259  Sambucus nigra subsp. caerulea Billy Joe Cox, Jeffrey Huber 1971-6-10 Cox 2850 Tehama 8 mi E of Red Bluff, on Calif. Hwy. 36. 152 Comment
  CHSC64383  Sanicula bipinnata Vernon H. Oswald; Lowell Ahart 1995-3-6 6514 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the s edge of the basalt ridge in the ne corner of the reserve. 225 Comment
  CHSC79090  Sanicula bipinnata B. Castro; L. P. Janeway 2000-3-22 1038 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 356 Comment
  CDA38536  Sanicula bipinnata G. Burrill 1960-4-8 s.n. Tehama Red Bank Road, Ray Snelson Prop. 0 Comment
  HSC1812  Sanicula bipinnata Larry Berti 1969-3-19 29 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  CHSC64498  Sanicula bipinnatifida Vernon H. Oswald; Lowell Ahart 1995-4-3 6585 Tehama Cascade Range Foothills. Dales Lake Ecological Preserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  JEPS97010  Sanicula bipinnatifida Vernon H. Oswald and Lowell Ahart 1994-3-8 5973 Tehama N side of Black Butte Lake (junction of Black Butte Rd. and Black Butte Rd. West) 161 Comment
  RSA26164  Sanicula graveolens Alice Eastwood, J. T. Howell 1941-7-9 9789 Tehama Government Flat Comment
  SBBG5270  Sanicula graveolens H. and M. Dearing 1939-6-12 3642 Tehama S of Lassen Nat Park Comment
  CHSC87208  Sanicula tuberosa Lowell Ahart 2004-4-10 10733 Tehama On the west side of the Nomalaki Trail, about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  RSA712751  Sanicula tuberosa L. P. Janeway 2005-4-12 8419 Tehama 0.5 km N of Wilson lake. 1628 Comment
  RSA105483  Saxifraga odontoloma G. D. Barbe 1955-7-21 232 Tehama The south shore of Square Lake. South Yolla Bolly. 2104 Comment
  UCD80019  Scandix pecten-veneris CNPS SN Foothill Team 2005-5-10 SNFN 0256 d Tehama TNC Dye Creek Preserve, near Los Molinos, adjacent to Dye Creek, about 1/2 mile up trail from lodge/office. 119 Comment
  CAS-BOT-BC283620  Schedonorus pratensis John Thomas Howell 1960-8-20 36248 Tehama Morgan 1463 Comment
  CHSC46599  Schoenoplectus acutus Vernon H. Oswald 1989-7-24 3894 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1606 Comment
  JEPS100714  Schoenoplectus mucronatus Dean W. Taylor 1993-8-31 14061 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  JEPS87031  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11442 Tehama shallow water of Wilson Lake Childs Meadows Quad., , Wilson Lake (Cascade Mountains) 1606 Comment
  RSA500433  Schoenoplectus subterminalis Vernon H. Oswald 1989-05 4023 Tehama Wilson Lake, 9 airmiles E of Mineral. 1605 Comment
  CAS-BOT-BC35555  Scirpus congdonii Alice Eastwood; John Thomas Howell 1941-7-9 9807 Tehama Government Flat Comment
  CDA33196  Scirpus congdonii L. P. Janeway 2001-7-29 7393 Tehama High Cascade Range; At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Comment
  CHSC66890  Scirpus microcarpus Vernon H. Oswald; Lowell Ahart 1996-9-4 8264 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  RSA105320  Scirpus microcarpus G. D. Barbe 1955-7-19 222 Tehama Rocky Cabin Spring, west Tehama County 1890 Comment
  UCD80217  Scleranthus annuus CNPS SN Foothill Team 2006-4-5 SNFN 0439 a Tehama Private Wurlitzer Ranch. 211 Comment
  UC1949110  Scleranthus annuus Barbara Ertter 1991-5-18 9831 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  JEPS103423  Scleranthus annuus subsp. annuus Lowell Ahart 2002-4-27 9551 Tehama On road base, on the E and N side of Road M2, ca 50 yards N of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  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
  CHSC54028  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1991-5-9 4553 .1 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 pond ca. 0.6 mi east-southeast of the entrance kiosk. 112 Comment
  JEPS102482  Scribneria bolanderi Vernon H. Oswald 2001-5-7 10024 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  JEPS88383  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1996-4-15 7384 Tehama CDFG parcel on s side Gyle Rd. (at w boundary just n of intermittent stream, nw of Corning, nw side of Sacramento Valley, Thomes Creek Ecological Reserve); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  UC1019896  Scribneria bolanderi H. K. Wagnon 1953-5-3 Tehama 7 mi w of Paskenta (near Logging Road, West Tehama County) Comment
  UCD92522  Scribneria bolanderi Chandler Jensen 1957-4-30 s.n. Tehama along U.S. Highway 99E, just east of Los Molinos. Comment
  SEINET10827632  Scribneria bolanderi Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7010 Tehama Inner North Coast Ranges, Chaparral, serpentine-derived soil. 981 Comment
  CHSC32163  Scutellaria antirrhinoides James D. Jokerst 1980-8-22 1108 Tehama Near Mt. Linn. Comment
  RSA500424  Scutellaria antirrhinoides Vernon H. Oswald 1989-7-24 3895 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. 1607 Comment
  RSA760872  Scutellaria antirrhinoides Jim R. Shevock, David Isle 1985-6-22 11271 Tehama Mendocino National Forest. Along forest road 23N60 between Anthony Peak and Wells Cabin Meadow 1900 Comment
  UC1002661  Scutellaria antirrhinoides Milo S. Baker and H. K. Wagnon 1954-7-11 13022 Tehama [6.1] mi above Whitlock Camp (e side of County road) 1828 Comment
  UC1245147  Scutellaria antirrhinoides J. M. Tucker 1959-7-19 3566 Tehama 1/2 mi e of Ides Cove (se side of South Yolla Bolly Mountain); South Yolla Bolly Mountain 2103 Comment
  CHSC55229  Scutellaria californica L. P. Janeway 1991-6-15 4014 Tehama Battle Creek Wildlife Area. Small canyon draining north into Battle Creek, ca 1/4 mi south of the creek; ca. 1 1/2 mi east of the Sacramento River. 137 Comment
  CHSC66198  Scutellaria californica Vernon H. Oswald; Lowell Ahart 1996-6-3 7709 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 91 Comment
  JEPS96103  Scutellaria californica Vernon H. Oswald and Lowell Ahart 1996-6-3 7709 Tehama ne of Red Bluff (along Hwy 36, along Paynes Creek, 0.4 mi downstream from the old bridge site); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  SBBG6525  Scutellaria californica H. and M. Dearing 1938-6-22 2066 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  JEPS102319  Scutellaria siphocampyloides Lowell Ahart 2001-6-8 8777 Tehama 9 mi W of Paskenta (W side of road M2) 792 Comment
  JEPS62905  Scutellaria siphocampyloides W. L. Jepson 1934-5-4 16624 Tehama 2 mi e of Andrews road station (Big Antelope Creek); Big Antelope Creek 76 Comment
  JEPS88353  Scutellaria tuberosa Vernon H. Oswald and Lowell Ahart 1996-4-23 7450 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on n-facing slope of Paynes Creek Canyon (0.2 mi w of the power line at this location), Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek Cany 152 Comment
  CHSC40727  Sedella pumila Pauleen Broyles 1982-4-23 459 Tehama Just s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 70 Comment
  CHSC88815  Sedella pumila Pat Sater 2001-3-8 Tehama Tehama Wildlife Area. 500 yds. northwest of Dewitt Peak on the jeeptrail to Sect. 33. UTM: 10 0588870 E, 4445863 N. 533 Comment
  CHSC90596  Sedella pumila Jean A. Graham 1988-4-24 19 Tehama S side of Plum Creek Rd., 3.5 mi se of Hwy 36 and ca. 28 mi ne of Red Bluff. Comment
  CHSC68816  Sedum obtusatum subsp. retusum Vernon Oswald; Lowell Ahart 1997-6-10 8552 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
  CHSC30013  Selaginella hansenii John Griffith 1980-4-23 29 Tehama Ponderosa Way 2.3 mi n of Deer Creek. 728 Comment
  CAS-BOT-BC363254  Senecio Saichi Kawahara 1968-5-5 402 Tehama 4 miles southwest of Hwy 36 on Hwy 32, where Deer Creek crosses Hwy 32 1396 Comment
  UCD73355  Senecio aronicoides Chuck Hughes 2008-6-22 46 Tehama Ides Cove Trailhead, east of Mount Linn. 2100 Comment
  UC1010369  Senecio aronicoides Milo S. Baker and H. K. Wagnon 1953-7-11 12841 Tehama 3 mi above Whitlock Camp; West Tehama County 1524 Comment
  CAS-BOT-BC341226  Senecio scorzonella Alice Eastwood 1912-8-22 1830 a Tehama Trail from Morgans Sprgs, Lassen Butte Region Comment
  CAS-BOT-BC364453  Senecio triangularis Beatrice Howitt; Walter Knight; Irja Knight 1968-7-6 2559 Tehama Government Flat 1737 Comment
  CHSC113909  Senecio vulgaris Lowell Ahart 2014-5-13 19446 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  JEPS122019  Senecio vulgaris Lowell Ahart 2014-5-8 19446 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. Comment
  SEINET5334853  Sequoia sempervirens T. Kerstetter 1956-4-27 s.n. Tehama 30 miles west of Chico, on Highway 99E. 152 Comment
  CHSC84606  Setaria pumila Lowell Ahart; John Dittes 2003-9-17 10588 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  HSC10904  Setaria pumila Larry Berti 1968-11-22 Tehama Red Bluff Comment
  HSC101764  Setaria pumila subsp. pumila J. P. Smith 2011-9-23 13428 Tehama Roadside in agricultural fields along U.S. 99, north of its junction with 4th Avenue 79 Comment
  JEPS96008  Setaria sphacelata Vernon H. Oswald and Lowell Ahart 1996-7-8 7989 Tehama on e side of Hwy 36 ca. 0.7 mi sw of parking lot at Hog Lake Plateau (Hwy 36 ne of Red Bluff near Hog Lake, Cascade Range Foothills); Cascade Range Foothills 274 Comment
  CAS-BOT-BC240208  Setaria viridis L. R. Abrams 1934-8-23 13643 Tehama Red Bluff Comment
  CAS-BOT-BC240209  Setaria viridis R. E. Frenkel 1964-9-30 909 Tehama On California Highway 36 609 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
  CHSC78859  Sidalcea diploscypha Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  UCD80455  Sidalcea hartwegii CNPS SN Foothill Team 2005-6-21 SNNR 0377 b Tehama USFS Lassen National Forest. 599 Comment
  JEPS21860  Sidalcea hartwegii Annette Waters 1958-4-20 247 Tehama 8.2 mi e Paynes Creek; e of Paynes Creek 762 Comment
  CHSC64712  Sidalcea hirsuta Vernon H. Oswald 1995-5-22 6746 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Scattered plants and localized populations in wet soil on the e side of Dales Lake. 213 Comment
  RSA565071  Sidalcea hirsuta D. W. Taylor 1992-5-14 13437 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  JEPS94225  Sidalcea malviflora subsp. asprella Vernon Oswald and Lowell Ahart 1998-5-14 9044 Tehama 0.9 mi w of Bowman Road (Highway 36 between Red Bluff and Platina); Highway 36 201 Comment
  SEINET2442026  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36.; 0 213 Comment
  CHSC94302  Sidalcea oregana subsp. spicata Lowell Ahart 2006-7-25 13079 Tehama In a small meadow on the west side of the road, near Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UC871506  Sidalcea oregana subsp. spicata Alice Eastwood Aug 22 1912-Aug 26 1912 1888 Tehama Morgans Springs Lassen Butte Region, Morgans Springs Comment
  JEPS75825  Sidalcea oregana subsp. spicata Todd and Virginia Keeler-Wolf 1971-7-26 373 Tehama foot of Stanford Ridge , foot of Stanford Ridge (Yolla Bolly Mountains) 1524 Comment
  JEPS76674  Silene californica L. R. Heckard 1972-6-17 2951 Tehama e slope of Beegum Mt. 1188 Comment
  UCR52367  Silene californica Terry Hines, Ellen Purcell, N. Williams 1988-3-26 13 Tehama Hwy 36, 17.5 mi. east of County line 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
  HSC81961  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1979-6-25 4889 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  SEINET189217  Silene occidentalis H. M. Evans Tehama Lassen Volcanic National Park ; Drakesbad. 1676 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
  SEINET10760841  Silybum marianum W. C. Muenscher, M. W. Muenscher 1939-4-10 Muenscher 15008 Tehama a weed in field, Corning Comment
  UC429220  Sisyrinchium idahoense var. occidentale Milo S. Baker before Feb. 1906 Tehama Little Hot Spring Valley Comment
  CDA39213  Smilax californica L. Ahart, J. Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  NY821115  Solanum parishii C. B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2 3/10 mi. below Paynes Creek. P. O. 366 Comment
  JEPS103258  Solanum umbelliferum Lowell Ahart 2002-4-27 9561 Tehama On the side of a wash, on the north side of Road M2, about 50 yards NW of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  POM226894  Solanum umbelliferum R. C. Bacigalupi 1934-5-29 2408 Tehama Along Covelo-Paskenta road, between Eel River Ranger Station and Low Gap Ranger Station, Mendocino Nat. Forest, about 17 miles east of Covelo. Comment
  RSA21520  Solanum umbelliferum Carl B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  RSA718798  Solidago californica L. P. Janeway 2006-8-20 8856 Tehama High Cascade Range. Top of ridge between Deer Creek and Nine-mile Creek; about 10 m southeast of Road 26N15, 6.3 road km west of Soda Springs and Highway 32. 1176 Comment
  CHSC95114  Solidago velutina subsp. californica L. P. Janeway 2006-8-20 8856 Tehama High Cascade Range. Top of ridge between Deer Creek and Ninemile Creek; about 10 m southeast of Road 26N15, 6.3 road km west of Soda Springs and Hwy 32. 1176 Comment
  JEPS88351  Soliva sessilis Vernon H. Oswald and Lowell Ahart 1996-4-23 7414 Tehama BLM parcel along Hwy 36 ne Red Bluff (along w shore of lake); Cascade Range Foothills, Hog Lake Plateau, Hog Lake 265 Comment
  CHSC40586  Sonchus asper Pauleen Broyles 1982-7-2 789 Tehama The Nature Conservancy Vina Plains Preserve. Next to culvert where irrigation ditch crosses under Hwy 99, .5 km s of Lassen Rd. 60 Comment
  JEPS95176  Sonchus asper Vernon H. Oswald and Lowell Ahart 1996-5-27 7642 Tehama CDFG parcel on s side of Gyle Road sw Corning (nw side of Valley, along edge of creek 0.4 mi e of w boundary of reserve); Sacramento Valley, Thomes Creek Ecological Reserve 91 Comment
  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
  JEPS127109  Sorbus californica Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21369 Tehama About 100 yards east of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  JEPS123983  Sorbus scopulina Lowell Ahart, John Dittes 2015-8-6 20510 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mountain, 10.41 air miles south of Lassen Peak. Comment
  UCD94846  Sparganium emersum W. R. Russell 1958-7-9 s.n. Tehama State Highway 36, ca. 1 mile W of Mineral. Comment
  CDA4267  Spartium junceum L. Ahart, J. Dittes 2003-6-11 10242 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
  JEPS104453  Spartium junceum Lowell Ahart 2003-6-11 10242 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
  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
  JEPS104052  Sphenosciadium capitellatum Lowell Ahart 2003-8-24 10538 Tehama In a meadow, on both sides of Willow Creek, ca 1/2 mi (air) n of Jonesville, ca 5 mi (air) ne of Butte Meadows. 1569 Comment
  CDA1333  Spiraea douglasii L. Ahart 2006-7-25 13071 Tehama 2 mi SE of Colby Mountain; 5 mi NE of Butte Meadows. Comment
  JEPS108870  Spiraea douglasii Lowell Ahart 2006-7-25 13071 Tehama East side of a large meadow with bogs, about 20 yards west of the poor trail (cow trail?), about 1/2 mile 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 1564 Comment
  CHSC49683  Spiranthes porrifolia Vernon Oswald 1984-7-16 1586 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC77402  Spiranthes porrifolia L. P. Janeway; B. Castro 1999-6-24 6480 Tehama Along the south edge of South Fork Cottonwood Creek. 335 Comment
  SBBG119890  Stachys ajugoides L. Ahart, J. Dittes, J. Dittes 2003-8-23 10531 Tehama ca. 80 yards E of Square Lake, ca. 0.75 mi NE of Mount Linn, S Yolla Bolly 2112 Comment
  JEPS104204  Stachys ajugoides var. rigida Lowell Ahart 2003-8-23 10530 Tehama Meadow edge, ca 80 yd e of Square Lake, ca 3/4 mi ne of Mount Linn, South Yolla Bolly. 2112 Comment
  SFV17849  Stachys ajugoides var. rigida J. M. Tucker 1959-7-19 3571 Tehama North Coast Ranges North side of South Yolla Bolly Mountain, upper (south) side of Square Lake. 2119 Comment
  JEPS101607  Stachys pycnantha Dean W. Taylor 1997-7-8 16114 Tehama Grapevine Spring, along Ponderosa Way in canyon South Fork Battle Creek 899 Comment
  UC762452  Stachys pycnantha R. F. Hoover 1940-9-22 4625 Tehama Canyon of South Fork of Battle Creek below Mineral. Comment
  RSA66613  Stachys rigida subsp. rivularis P. A. Munz 1951-7-25 16905 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC89883  Stachys stricta B. Castro; Shirley Innecken 2001-6-8 1264 Tehama Vicinity of Thomes Creek and Bennett Creek. At edges of perennial creek, in bottom of small canyon. 298 Comment
  UCD80407  Stachys stricta CNPS SN Foothill Team 2005-6-6 SNNR 0210 d Tehama TNC, Dye Creek Preserve, northwest of where Ballard Springs Road crosses the first seasonal creek past Rim Road. 374 Comment
  CAS-BOT-BC181375  Stellaria calycantha Alice Eastwood 1912-8-22 1838 Tehama Tr