Search Results — 2000 specimen records retrieved (1591 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET11404930  Abies X shastensis D. Charlet, R. Tausch 1995-9-28 2218 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. ridgeline between Blk Rock peak & N Yolly Bolly pk 2073 Comment
  SEINET6841344  Abies concolor R. A. Evers, Clara V. Evers 1975-8-23 115007 Tehama 2 miles (3.2 km) west of Mineral, elevation about 4,400 feet. Comment
  SEINET5334438  Abies magnifica T. Kerstetter 1956-4-27 s.n. Tehama Calif. Highway 36, 3 miles west of Lassen Nat. Park Turnoff. 1524 Comment
  UC1085288  Abies magnifica var. magnifica Jim M. Crawford 1957-8-3 14 Tehama 1 mi e Dry Lake (Quad 33A-1); Lassen National Forest 2072 Comment
Read comments
Jul 21 2009
  CAS-BOT-BC330995  Acer glabrum var. glabrum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5350 Tehama Just E of summit of ridge at Post Pile Camp, 19.5 miles N of Paskenta, Mendocino National Forest 1948 Comment
  UCD116972  Acer glabrum var. glabrum John Thomas Howell 1961-6-20 36565 Tehama Lassen Highway at Diamond Point. 2209 Comment
  RSA21524  Acer macrophyllum Carl B. Wolf 1937-5-17 8710 Tehama Red Bluff, Susanville Road, 6 7/10 miles below Mineral. 1372 Comment
  UC1245160  Achillea millefolium J. M. Tucker and L. K. Mann 1959-7-10 3544 Tehama at summit South Yolla Bolly Mountain Comment
  UCD128361  Achillea millefolium J. M. Tucker; L. K. Mann 1959-7-19 3544 Tehama South Yolla Bolly Mountain. 2465 Comment
  CAS-BOT-BC218688  Achnatherum lemmonii John Thomas Howell; R. C. Barneby 1954-5-14 29572 Tehama 9 miles east of Paynes Creek 1005 Comment
  CHSC78944  Achnatherum lemmonii Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  JEPS102493  Achnatherum lemmonii Lowell Ahart 2001-6-8 8797 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC1019887  Achnatherum lemmonii Milo S. Baker and H. K. Wagnon 1953-7-12 12868 Tehama 5.3 mi along County Road Whitlock Camp 1828 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
  UCD50719  Achnatherum lemmonii Beecher Crampton 1953-5-1 1203 Tehama Foot of a roadcut embankment, 5 miles north of Red Bluff, Tehama County. Comment
  UC523867  Achnatherum occidentale subsp. californicum C. R. Ball 1932-7-23 670 Tehama 4 mi ne on Mt. Lassen Highway Mineral; Mt. Lassen Highway 1828 Comment
  UC641663  Achnatherum occidentale subsp. pubescens G. L. Stebbins 1939-7-10 2944 Tehama 12 mi e Paynes Creek 1097 Comment
  UCD51227  Achnatherum occidentale subsp. pubescens A. A. Beetle 1942-5-18 3305 Tehama Near Paynes Creek, Gleason Experimental Plots. Comment
  CHSC63232  Achnatherum stillmanii Lowell Ahart 1994-7-24 7523 Tehama About 2 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  RSA700500  Achnatherum stillmanii L. P. Janeway, B. Castro 2004-5-30 8127 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  RSA718784  Achnatherum stillmanii L. P. Janeway 2006-6-25 8715 Tehama High Cascade Range. Along Cohasset Ridge and Cohasset Road about 8.1 air km north-northeast of Cohasset and 1.7 km north of Anderson Mill site. 1189 Comment
  JEPS36726  Achyrachaena mollis Virginia Bailey 1938-4-16 Tehama 6 mi w on Paskenta-Covelo road Paskenta Comment
  SEINET11844252  Achyrachaena mollis Unknown 1982-1 449 Tehama T24N, R1W, S central portion of Section 21, just S of Lassen Road 70 Comment
  CHSC102809  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16314 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  CHSC84583  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2003-9-17 10579 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC68583  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1997-5-14 8427 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  CHSC88563  Acmispon nevadensis var. nevadensis L. P. Janeway 2001-6-10 7148 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. Upper minor side drainage into South Fork Beegum Creek. 1515 Comment
  CHSC88950  Acmispon parviflorus A. Peterson 2003-4-19 56 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  CAS-BOT-BC391370  Aconitum columbianum subsp. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC412926  Aconogonon davisiae P. A. Munz 1951-7-26 16935 Tehama Just below summit of South Yolla Bolly Pk. 2438 Comment
  CAS-BOT-BC418778  Aconogonon phytolaccifolium John Thomas Howell 1960-8-18 36057 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC84981  Actaea rubra Lowell Ahart 2003-10-13 10631 Tehama On the south side of Willow Creek, about 1/2 mile northeast of Colby Mountain Lookout Road where it crosses Willow Creek, about 1 1/2 miles (air) southwest of Humboldt Summit. 1693 Comment
  CHSC45622  Adenocaulon bicolor Vernon Oswald 1984-7-9 1566 Tehama East side of Hwy 32 at the bridge over Chico Creek. 1048 Comment
  UCR8993  Adenocaulon bicolor Donald Myrick 1966-8-7 1472 Tehama North Yolla Bolly Mountain 1529 Comment
  CHSC27735  Adenostoma fasciculatum W. K. Cheechov 1978-4-27 9 Tehama Ca. 25 ft w of Pettyjohn Rd. 2.8 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 231 Comment
  JEPS118001  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
  JEPS36392  Agoseris heterophylla var. heterophylla W. L. Jepson 1899-4-25 Tehama Stiver's Ranch; Crane Creek Comment
  CAS-BOT-BC13183  Agoseris monticola George W. Gillett 1957-8-13 1059 Tehama Lassen Volcanic National Park. Brokeoff Mountain, ca. 1.5 miles from Sulpher Works Checking Station near Brokeoff Trail 2286 Comment
  UC766938  Agrostis elliottiana Robert F. Hoover 1937-5-19 2261 Tehama 4 mi s Cottonwood Comment
  UCD52408  Agrostis exarata H. S. Yates 1936-8-12 6094 Tehama near Mineral Summit. 1463 Comment
  CAS-BOT-BC139346  Agrostis idahoensis Douglas Barbe 1955-7-17 217 Tehama At Cold Spring Camp. 1889 Comment
  JEPS95719  Agrostis microphylla Vernon H. Oswald and L. Ahart 1995-5-9 6712 Tehama T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland (Wildflower Field), stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC102633  Agrostis scabra Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16342 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  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
  JEPS110381  Agrostis stolonifera Lowell Ahart 2006-9-9 13253 Tehama On the west side of Colby Creek, west of the dirt road, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  RSA724824  Agrostis stolonifera L. Ahart 2006-9-9 13253 Tehama west side of Colby Creek, west of the dirt road, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain. about 4 3/4 miles (air) northeast of Butte meadows. 1504 Comment
  UC1112864  Agrostis variabilis Douglas Barbe 1955-7-17 217 Tehama Cold Spring Camp 1889 Comment
  CHSC64379  Aira caryophyllea Vernon H. Oswald 1995-3-15 6523 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 216 Comment
  CHSC66604  Alisma lanceolatum Vernon H. Oswald 1996-7-19 8072 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jellys Ferry Rd. NE of Red Bluff. Marshy drainage along an old river channel on the NE side of the parcel. 100 Comment
  CHSC57540  Allium amplectens Jean A. Graham 1988-4-24 14 Tehama Ca. 10 mi ne of Red Bluff, e side of Hwy 36. 100 Comment
  CHSC66119  Allium amplectens Vernon H. Oswald; Lowell Ahart 1996-4-29 7489 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 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
  JEPS88312  Allium amplectens Vernon H. Oswald and Lowell Ahart 1996-4-29 7489 Tehama n.w. Corning (CCFG parcel on s. side of Gyle Rd., large vernal pool in cluster of pools n. of the farm pond located on the s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CAS-BOT-BC462236  Allium amplectens Alice Eastwood; John Thomas Howell 1934-4-22 1855 Tehama 7 miles e. of Paynes Creek Comment
  UC2013010  Allium amplectens Barbara Ertter 1991-5-19 9876 Tehama 14.5 mi W of Red Bluff on Highway 36, near Baxter Road junction. Comment
  UCD138476  Allium amplectens June McCaskill 1960-5-26 605 Tehama on west side of road, on Wright-Graham ranch, South Power House Road, 1.5 miles south of Manton. Comment
  CAS-BOT-BC462401  Allium bolanderi Alice Eastwood; John Thomas Howell 1941-7-9 9733 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  UC1083346  Allium bolanderi L. V. Compton 1930-5-30 Tehama Workmen's House section, Laven Hanna Road and Ranch Laven Hanna Road and Ranch Comment
  CHSC95153  Allium campanulatum R. D. Fischer 2005-6-26 829 Tehama Chico Meadows. Northern Sierra Nevada, along Hwy 32, ca. 1 mile south of junction Hwy 36 in upper Deer Creek Meadow, near Gurnsey Creek. UTM: 10633472E, 4459423N. 1402 Comment
  JEPS61493  Allium campanulatum Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  CAS-BOT-BC465428  Allium campanulatum Alice Eastwood; John Thomas Howell 1941-7-9 9745 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  RSA90834  Allium campanulatum Milo S. Baker, H. K. Wagnon 1953-7-12 12900 Tehama 5.1 miles above Whitlock Camp on County Road. 1829 Comment
  UC726227  Allium campanulatum A. A. Heller 1941-8-11 16281 Tehama about 1/2 mi below Sulphur Works entrance; Lassen Volcanic National Park 1828 Comment
  CHSC49474  Allium cratericola Vernon Oswald 1988-3-29 3265 Tehama Ponderosa Way 7.7 mi n of Deer Creek at Moak Trailhead. 259 Comment
  CHSC101418  Allium falcifolium David Isle 1992-5-19 1562 Tehama Peak of Forks Ridge. 1880 Comment
  SBBG841  Allium falcifolium H. and M. Dearing 1938-6-26 2131 Tehama Battle Crk Comment
  UC1051692  Allium falcifolium Helen K. Sharsmith 1953-6-23 4343 Tehama Ball Mountain Road 0.5 mi below Eagle Peak Road; Inner North Coast Ranges, Mendocino National Forest 1219 Comment
  UC1586550  Allium falcifolium Vernon H. Oswald and Lowell Ahart 1991-4-16 4504 Tehama 2.0 mi n Colyear Springs Rd. (n of Paskenta) 286 Comment
  RSA121626  Allium falcifolium G. D. Barbe 1955-7-16 167 Tehama On the east ridge of Yolla Bolly (Mt. Linn) 2287 Comment
  JEPS102313  Allium obtusum var. obtusum Vernon H. Oswald and Lowell Ahart 2001-5-7 10017 Tehama Forest Road 26N15 5.1 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 972 Comment
  CHSC2061  Allium peninsulare M. Underhill 1953-5-3 Tehama 152 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
  UC1731206  Allium sanbornii var. sanbornii Dean W. Taylor 1997-8-1 16167 Tehama south canyon wall of South Fork Battle Creek; about 2 air miles N of Highway 36 1310 Comment
  CHSC77626  Allium serra B. Castro; C. Warren, L. P. Janeway 1999-5-4 916 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 289 Comment
  CHSC79115  Allium serra B. Castro; L. P. Janeway 2000-3-22 1036 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 320 Comment
  JEPS47561  Allium serra W. L. Jepson 1932-5-9 16322 Tehama Paskenta 304 Comment
Read comments
Jul 1 2009
  CHSC78684  Allophyllum gilioides subsp. violaceum 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
  JEPS115515  Allophyllum integrifolium Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16320 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  HSC41103  Alopecurus pratensis J. P. Smith, J. O. Sawyer 1973-4-14 6070 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  SEINET11689122  Alopecurus saccatus Unknown 1982-1 351 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 67 Comment
  CHSC84619  Ambrosia artemisiifolia Lowell Ahart; John Dittes 2003-9-17 10567 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
  JEPS117392  Ammannia coccinea Lowell Ahart, John Dittes 2010-10-4 17295 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
  HSC34582  Amsinckia intermedia Robert M. Specht 1975-5-4 177 Tehama 7.5 mi. N of Red Bluff on I-5 at the Rest Stop 91 Comment
  HSC89677  Amsinckia intermedia William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama Hwy. 36, 20.5 mi. E of boundary with Shasta County 274 Comment
  CHSC75355  Amsinckia menziesii var. menziesii Ben Myhre 1997-3-31 22 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC1757  Amsinckia tessellata Larry Berti 1969-3-19 38 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
  SEINET10514030  Andropogon virginicus var. virginicus Dean W. Taylor 1992-10-8 Taylor 13264 Tehama Sourgrass Creek; ca 8 miles SW of Corning Bluff; T23N R3W Sec. 20; gravelly streambed in central portion of a ca. 10000 ha Eucalyptus plantation. 85 Comment
  CHSC76783  Androsace elongata subsp. acuta B. Castro; L. P. Janeway, C. Warren 1999-5-4 917 Tehama About 25 miles W of Orland, vicinity of Paskenta, Round Valley Rd, and Williams Butte. 298 Comment
  CHSC83378  Androsace elongata subsp. acuta L. P. Janeway; Shirley Innecken 2002-3-19 7445 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 292 Comment
  CHSC25330  Angelica breweri Hayes; Warner 1977-8-14 37 Tehama Wet seep n of road along Highway 32 parallel to Deer Creek, c. 5 mi ne of Potato Patch Campground. 1143 Comment
  CHSC81088  Angelica californica Lowell Ahart 2001-8-28 9185 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  UC1609302  Anisocarpus scabridus Vernon H. Oswald and Lowell Ahart 1993-9-2 5896 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  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
  RSA67662  Antennaria rosea Philip A. Munz 1951-7-18 16644 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CHSC56270  Antennaria rosea subsp. rosea K. R. Stern 1986-5-21 8292 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC64690  Anthemis cotula Vernon H. Oswald 1995-5-22 6750 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. 213 Comment
  JEPS5261  Antirrhinum cornutum W. L. Jepson 1927-6-25 12346 Tehama Pine Creek road station 60 Comment
  JEPS87032  Antirrhinum cornutum Dean W. Taylor 1990-8-2 11416 Tehama Spring Branch Sacramento Valley, Tuscan Buttes NE 7.5 U.S.G.S. Quad. (s of Manton Road) 207 Comment
  CHSC45338  Aphyllon epigalium subsp. epigalium Vernon Oswald 1986-8-4 2267 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2651 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
  HSC74945  Apocynum androsaemifolium J. P. Smith, Thomas W. Nelson 1979-6-23 10164 Tehama Shasta-Trinity National Forest, Tedoc Gap 1373 Comment
  CHSC87901  Apocynum cannabinum Lowell Ahart 2004-6-11 11040 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
  UC1037390  Aquilegia formosa Douglas Barbe 1955-7-22 247 Tehama ca 100 ft above s shore of Square Lake near streamlet 2133 Comment
  POM268042  Aquilegia formosa var. pauciflora J. T. Howell 1941-7-9 9826 Tehama Near Government Flat. Comment
  RSA0126579  Arabis hirsuta var. glabrata P. A. Munz 1951-7-26 16942 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  RSA0129804  Arabis platysperma P. A. Munz 1951-7-26 16953 Tehama S slope of South Yolla Bolly Peak. 2317 Comment
  CAS-BOT-BC171646  Aralia californica H. F. Copeland 1920-7-24 s.n. Tehama Woods by Rattlesnake Creek Comment
  HSC82445  Aralia californica Thomas W. Nelson, Jane Nelson, R. J. Cole 1979-7-27 5053 Tehama Along N fork of Beegum Creek at Forest Service Campground 915 Comment
  JEPS21868  Arceuthobium americanum Annette Waters 1958-4-20 242 Tehama along Deer Creek on California Highway 32, 1.1 mi e of Junction of California Hwys 89 and 36 with 32 Deer Creek; , California Highway 32 1219 Comment
  UC1078854  Arceuthobium campylopodum Job Kuijt 1957-5-21 1362 Tehama Manton Comment
  UCD105057  Arceuthobium campylopodum K. M. Meyer; A. Townesmith 2007-8-4 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4, Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  CAS-BOT-BC465575  Arctostaphylos Julie Kierstead Nelson; Brad Rust 2015-3-27 2015 -009 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range, Forest Svc Rd 28N60 1560 Comment
  UC710583  Arctostaphylos X acutifolia John Thomas Howell 1943-8-8 19212 Tehama 1.1 mi w Ranger Station; Log Spring Ridge Comment
  CAS-BOT-BC23943  Arctostaphylos canescens subsp. canescens Carl B. Wolf 1937-5-15 8685 Tehama Inner North Coast Range, 1 7/10 mi. above Mud Flat on Paskenta - Covelo Road. 968 Comment
  UC1950257  Arctostaphylos canescens subsp. canescens Barbara Ertter with Brad Olson 1991-7-4 10220 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
  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
  JEPS128424  Arctostaphylos canescens subsp. sonomensis Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -008 Tehama East slope of Tedoc Mountain near summit, SE Klamath Range; Forest Service Road 28N60. Comment
  CHSC64352  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald; Lowell Ahart 1995-2-13 6483 Tehama Cascade Range Foothills. E side of Manton Rd. (A6) at the NE corner of Dales Lake Ecological Reserve, ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 228 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
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Jul 20 2009
  RSA31747  Arctostaphylos manzanita subsp. manzanita A. A. Heller 1942-2-23 16381 Tehama Top of grade east of the Paynes Creek Highway Maintenance Station. Comment
  CHSC100106  Arctostaphylos manzanita subsp. roofii James I. Mallory 1970-1-28 371 Tehama Jellys Ferry Road overlooking Sacramento River about 100 ft. below. 121 Comment
  CAS-BOT-BC39954  Arctostaphylos nevadensis H. P. Bracelin 1931-5-30 387 Tehama Mt. Lassen, above Mineral 2438 Comment
  CAS-BOT-BC40000  Arctostaphylos nevadensis John Thomas Howell 1960-8-19 36167 Tehama Brokeoff Mt. Trail 2682 Comment
  RSA105323  Arctostaphylos nevadensis G. D. Barbe 1955-7-21 228 Tehama West shore of Square lake. 2104 Comment
  SEINET10907239  Arctostaphylos nevadensis Mary Susan Taylor 1977-8-17 Taylor 1472 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
  CAS-BOT-BC44477  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  POM209913  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
  UC535015  Arctostaphylos patula Mrs. H. P. Bracelin 1931-7-1 502 Tehama 4.5 mi se Shasta City (beside hwy to McCloud) 1219 Comment
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Jul 9 2013
  SEINET10449253  Arctostaphylos patula Mary Susan Taylor 1977-8-17 Taylor 1473 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
  CHSC88946  Arctostaphylos patula subsp. patula A. Peterson 2003-4-10 28 Tehama Hwy 36 east of Red Bluff, jct of Little Giant Mill Rd. Field on ridge top. 1219 Comment
  UCD53317  Arctostaphylos patula subsp. patula Roger Raiche 1985-3-18 RR 50148 Tehama Log Springs Road; west of Paskenta, 13.7 miles west of its origin at the Newville Road. 1463 Comment
  UCD52822  Arctostaphylos viscida R. Tofsrud 1949-6-1 s.n. Tehama Gleason Burn Plot; Highway 36, near Payne's Creek. Comment
  JEPS128423  Arctostaphylos viscida subsp. pulchella Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -007 Tehama East slope of Tedoc Mountain, SE Klamath Range, east of Forest Service Road 28N05. Comment
  JEPS117352  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
  JEPS97449  Arctostaphylos viscida subsp. viscida Vernon H. Oswald and L. Ahart 1995-3-6 6515 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. E side of Manton Rd. (A6) at the ne corner of Dales Lake Ecological Reserve, ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 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
  CHSC92798  Arenaria serpyllifolia subsp. serpyllifolia John Dittes; Josephine Guardino 2005-4-13 1072 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  RSA90479  Argemone munita Milo S. Baker 1953-5-9 s.n. Tehama 6 mi. west of Paskenta above logging road. Comment
  CHSC68700  Argemone munita subsp. munita Vernon H. Oswald; Lowell Ahart 1997-5-14 8459 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) south of Moak Trailhead. 1121 Comment
  CHSC80669  Argemone munita subsp. munita Lowell Ahart 2001-6-14 8823 Tehama On the east side of road M2, about 7.5 miles west of Paskenta. 579 Comment
  CDA31485  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama Lava beds south of Dales on Rt. 36. 0 Comment
  UCD56505  Aristida oligantha August L. Hormay 1932-8-2 s.n. Tehama between Red Bluff and Redding. 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
  CHSC107085  Aristolochia californica M. Mitchell 2010-2-25 49 Tehama Dye Creek Preserve. 94 Comment
  CHSC65695  Aristolochia californica Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7266 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff; along Paynes Creek in NE corner of the plateau. 152 Comment
  UC450079  Aristolochia californica W. P. Taylor 1912-6-9 Tehama 2 mi. n.e. Tehama (Mill Creek); Mill Creek 60 Comment
  JEPS111004  Arnica dealbata Bruce G. Baldwin with Susan J. Bainbridge, Michael J. Sanderson 1996-7-20 920 Tehama Cascade Range, along Mineral-Viola Road, 6.2 miles north of California State Highway 36, ca. 30 feet west of road, opposite Cry Lake. 1805 Comment
  RSA25707  Arnica dealbata C. B. Wolf 1941-7-23 11057 Tehama W of Lake Almanor on road to Red Bluff (CA Hwy 36) at jct with road to Chico (CA 32). 1524 Comment
  UC832876  Arnica dealbata Alice Eastwood Aug 22 1912-Aug 26 1912 1889 Tehama between Morgan and Battle Creek; Lassen Butte Region Comment
  CHSC114594  Arnica discoidea B. Adamson 1979-7-10 247 /14/198 Tehama Shasta-Trinity National Forests, Yolla Bolla R.D., Pole Corral Creek. 1615 Comment
  CAS-BOT-BC82692  Arnica longifolia John Thomas Howell 1960-8-18 36055 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  CHSC45630  Arnica longifolia Vernon H. Oswald 1986-8-4 2263 Tehama Brokeoff Mt. Trail, Lassen Volcanic National Park. 2133 Comment
  SEINET4535581  Artemisia ludoviciana Leila M. Shultz 1990-5-3 11325 Tehama North Coast Ranges, Mendocino Forest 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
  CHSC77295  Asclepias eriocarpa L. P. Janeway; B. Castro 1999-6-10 6462 Tehama Flats, vicinity of Dry Creek, west of Red Bank Creek. 292 Comment
  SEINET10741686  Asclepias eriocarpa Barbara J. Ertter, B. Olson 1991-7-5 Ertter 10302 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], about 15 airline miles WNW of Red Bluff. floodplain of Long Gulch 213 Comment
  JEPS106140  Asclepias fascicularis Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11206 Tehama Near seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  JEPS89510  Asclepias fascicularis Dean William Taylor 1973-6-30 2432 Tehama on e. slope Tedoc Mt. (near Wells Creek) 1371 Comment
  HSC75119  Asclepias solanoana J. P. Smith, Thomas W. Nelson 1979-6-23 10159 Tehama Shasta-Trinity National Forest, Tedoc. Mtn. 1463 Comment
  SEINET10742131  Asclepias solanoana Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7048 Tehama W of Red Bluff and S of Platina on Forest Road 28N05, 0.3 mi S of Forest Road 28N60 (to summit of Tedoc Mtn.), on serpentine outcrop 1457 Comment
  CHSC53993  Aspidotis californica Vernon H. Oswald; Lowell Ahart 1991-5-9 4564 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramanto River, ca. 6.5 miles north-northeast of Red Bluff. 91 Comment
  CHSC56264  Asplenium septentrionale Beth Corbin 1991-10-4 659 Tehama North side of Christie Hill, ca. 4 mi ENE of Mineral. Lassen National Forest, Susanville. 1950 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
  JEPS25395  Astragalus accidens var. hendersonii Rimo Bacigalupi with G. T. Robbins 1959-4-21 7009 Tehama 0.9 mi w Paynes Creek (along State Highway 36); w of Paynes Creek 557 Comment
  POM204044  Astragalus accidens var. hendersonii Alice Eastwood, John T. Howell 1934-4-22 1868 Tehama Paynes Creek 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
  JEPS87657  Astragalus gambelianus Vernon H. Oswald and Lowell Ahart 1994-4-6 6083 Tehama on the shoreline Burris Creek Arm of Black Butte Lake (upper strand of the lake, near e end of Morrison-Bryant Road) 144 Comment
  UCSC000373  Astragalus gambelianus Virginia Bailey 1938-4-16 s.n. Tehama Six miles west of Paskenta on Paskenta - Covelo road Comment
  RSA112187  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  CAS-BOT-BC192807  Astragalus pauperculus Doris Kildale Gillespie 1930-5-14 9393 Tehama Between Mineral and Paynes Creek Comment
  CHSC102331  Astragalus pauperculus L. P. Janeway; B. Castro 2009-4-25 9761 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC92815  Astragalus pauperculus John Dittes; Josephine Guardino 2005-5-11 1109 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS88615  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-3-28 1472 Tehama n side of unnamed e-draining dry creek ca 1.5 km n Thomes Creek (ca 6.5 air km nne of 325' elev on Jewett Creek, 7 air km nnw of Corning, ca 10 m e of gas pipeline); n of Thomes Creek, nne Jewett Creek, nnw of Corning 96 Comment
  JEPS88619  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-5 1498 Tehama 23 air km ne Red Bluff (above dry creek draining w to Inks Creek, ca 4.3 air km n of confluence of Paynes Creek and De Haven Gulch drainage, ca 25 m e of gas pipeline); ne of Red Bluff, n of Paynes Creek and De Haven Gulch draina 192 Comment
  UC1142476  Astragalus pauperculus R. C. Barneby 1954-5-15 11491 Tehama 2 1/2 mi e Paynes Creek; e of Paynes Creek 624 Comment
  CAS-BOT-BC199141  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit of Mt. Tedoc, western Tehama County. Comment
  CHSC64962  Asyneuma prenanthoides Vernon H. Oswald; Lowell Ahart 1995-7-12 7018 Tehama High North Coast Ranges. W. of Red Bluff and S of Plantina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. 1097 Comment
  UCSB25956  Asyneuma prenanthoides Wilken, Dieter; Haller, John 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  JEPS97376  Athyrium filix-femina var. cyclosorum Lowell Ahart 1995-10-3 7653 Tehama 1 3/4 air miles NE of Jonesville (along Willow Creek, 6 1/2 air miles NE of Butte Meadows) 1645 Comment
  HSC1815  Athysanus pusillus Larry Berti 1969-3-15 12 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  CHSC64574  Avena barbata Vernon H. Oswald 1995-4-3 6593 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36 ca 14 mi ne of Red Bluff. 201 Comment
  CHSC66511  Avena barbata Vernon H. Oswald; Lowell Ahart 1996-5-20 7615 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally abundant at an old quarry located ca. 0.6 mi southwest of the parking lot at Hog Lake. 274 Comment
  CHSC88840  Avena barbata A. Peterson 2003-4-10 35 Tehama Hwy 36 east of Red Bluff. The Dalles. UTM: 579790E 4463025N. 211 Comment
  JEPS73950  Avena barbata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  RSA295407  Avena barbata J. R. Reeder, C. G. Reeder 1981-5-20 7357 Tehama ca. 6.5 km SW of Dales. 240 Comment
  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
  CHSC66135  Avena fatua Vernon H. Oswald; Lowell Ahart 1996-5-6 7526 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 124 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
  UC1619985  Balsamorhiza deltoidea Barbara Ertter, Brad Olson 1991-7-4 10254 Tehama Ball Rock Rd. 16.1 mi. w. Paskenta (2 mi. s.e. of Kingsley Glade/Maxin jucntion, ca. 28 airmi. w. of Corning); Toomes Camp 1463 Comment
  HSC82089  Balsamorhiza deltoidea Thomas W. Nelson, Jane P. Nelson 1979-6-25 4902 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  RSA716327  Balsamorhiza deltoidea David W. Isle 1996-7-17 1028 Tehama Road 25N17, NE of Cold Spring and Cold Spring Station. 100 yards east of Ball Rock 2012 Comment
  HSC38588  Balsamorhiza hookeri J. P. Smith, J. O. Sawyer 1971-5-22 Tehama 4 miles west of Susanville, on State Rte. 44 Comment
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May 9 2012
  UC2013013  Balsamorhiza macrolepis Barbara Ertter 1991-5-18 9858 Tehama Rosewood Ranch on Salt Creek ca 17 air miles WNW of Red Bluff, ca 1/2 mi S of Highway 36 along creek; NE-facing slope above steep draw. Comment
  CHSC56973  Barbarea orthoceras Steven Triano; Stefani Eiben 1988-5-7 161 Tehama Ca 20 ft n of Hwy. 36 and 10.9 mi w of Mineral. 1146 Comment
  SEINET3292581 Image available Barbarea orthoceras Lewis S. Rose 1933-3-26 33034 Tehama Mt. Davison Comment
  SEINET10448245  Barbarea orthoceras Mary Susan Taylor 1975-7-17 Taylor 857 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  JEPS95942  Barbarea verna Vernon H. Oswald and L. Ahart 1999-4-21 9718 Tehama FS 28N23 at Oak Creek in the Tehama State Wildlife Area southeast of the town of Paynes Creek: T28N R1E SW1/4 Sect. 10, 2500 ft, brushy blue oak woodland 762 Comment
  CHSC10669  Berberis aquifolium var. dictyota Lowell Ahart 1970-3-22 Tehama Around Manton. 609 Comment
  UCD129579  Bidens frondosa Dean W. Taylor 1976-10-31 6193 Tehama Sacramento River: 6 miles below Red Bluff diversion dam. Comment
  CHSC44222  Bistorta bistortoides Vernon Oswald 1988-7-12 3560 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. Common in a moist meadow at the south end of the lake. 2148 Comment
  RSA714822  Blennosperma nanum var. nanum Daisie Huang 2006-4-15 06041529 Tehama Hog Lake Plateau, Manton Rd. Flat open plateau near lake, volcanic soil. 209 Comment
  HSC49141  Blennosperma nanum var. nanum J. O. Sawyer, R. J. Cole 1979-3-11 3333 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  CHSC20267  Boechera breweri Wes Dempsey 1975-5-25 Tehama Cub Creek, 1 mi s of Alder Campground. 1371 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
  CAS-BOT-BC14082  Boechera pauciflora John Thomas Howell 1960-8-19 36162 A Tehama Lassen Volcanic National Park. Brokehoff Mountain Trail. 2682 Comment
  CAS-BOT-BC14418  Boechera platysperma H. F. Copeland 1920-7-25 26 Tehama On summit divide between Butte, Plumas and Tehama Counties. 1828 Comment
  JEPS76657  Boechera subpinnatifida L. R. Heckard 1972-6-17 2967 Tehama Western slope Tedoc Mt. 1310 Comment
  SEINET12194729  Boisduvalia densiflora Unknown 1982-1 808 Tehama The Nature Conservancy Vina Plains Preserve, T24N,41W, sw quadrant section 22 66 Comment
  RSA0028757  Boisduvalia densiflora var. densiflora D. M. Moore 1960-6-2 100 Tehama Coyote Creek bridge, U.S. 99W 6.5 mi. S of junction with U.S. 99E at Red Bluff. Comment
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  SEINET12194730  Boisduvalia glabella Unknown 1982-1 686 Tehama The Nature Conservancy Vina Plains Preserve, T24N,R1W, center Section 28 66 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
  UC1751235  Botrychium crenulatum Timothy B. Devine 1985-7-7 842 b Tehama 1 mi N of Jonesville (beside Willow Creek 3/4 mi N of road to Colby Mountain Lookout) 1554 Comment
  JEPS99044  Botrychium minganense Lowell Ahart 2002-6-29 9798 Tehama 1/8 mi south of creek crossing on Colby Mtn Lookout Rd. (5 mi NE of Butte Meadows); Willow Creek 1574 Comment
  UC2031496  Botrychium simplex Barbara Ertter with Brad Olson 1991-7-6 10381 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  CDA3631  Brassica juncea Agricultural Commissioner 1969-12-4 Tehama 0 Comment
  JEPS117412  Brickellia californica Lowell Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  JEPS127138  Brickellia californica Lowell Ahart, John Dittes 2016-8-25 21295 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC127782  Brickellia grandiflora P. A. Munz 1951-7-25 16839 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  RSA739762  Brickellia grandiflora John Dittes, Josephine Guardino, L. Ahart 2003-8-23 800 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  UC1584300  Brickellia greenei Julie Kierstead 1990-9-11 90 -153 Tehama 3 mi s of, Yolla Bolla R.D. Tedoc Mtn. 1524 Comment
  JEPS88349  Briza minor Vernon H. Oswald and Lowell Ahart 1996-4-15 7383 Tehama CDFG parcel on s side Gyle Rd. (at w boundary just n of intermittent stream, nw of Corning, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  UC1950270  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains ca 13 airmiles due E of Corning, on Lassen Road 3.8 mi from Hwy 99 Comment
  UC768740  Brodiaea californica var. californica R. F. Hoover 1936-5-21 1181 Tehama 4 mi s Cottonwood Comment
  RSA183030  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24651 Tehama Junction of State 36 and Bowman Road. Comment
  UCD77200  Brodiaea coronaria Robert E. Preston 2004-5-8 2232 Tehama 5 mi S of Corning, along Hwy 99W, 0.14 mi N of jct with Capay Rd. 67 Comment
  CHSC66095  Brodiaea coronaria subsp. coronaria Vernon H. Oswald; Lowell Ahart 1996-5-27 7650 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  RSA760005  Brodiaea coronaria subsp. coronaria Barbara Ertter, Brad Olson 1991-7-4 10217 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 miles west of Paskenta, 0.1 mile east of Elder Cr/Riley Ridge junction, about 25 air miles west of Corning 1098 Comment
  UCD139125  Brodiaea elegans subsp. elegans Robert E. Preston 2004-5-8 2237 Tehama 6.1 miles SW of Cottonwood, along Jellys Ferry Rd. 115 Comment
  CHSC40497  Brodiaea minor Pauleen Broyles 1982-5-14 605 Tehama 0.5 km s of Lassen Road. The Nature Conservany Vina Plains Preserve. 60 Comment
  CHSC40498  Brodiaea minor Pauleen Broyles 1982-5-14 589 Tehama N of large vernal pool, The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS25399  Brodiaea minor Rimo Bacigalupi with G. T. Robbins 1959-4-21 7014 Tehama 1.25 mi ne Little Inskip Hill (along Lane Valley Road, drainage of Morgan Creek, about 4 mi nnw of Paynes Creek); Morgan Creek 438 Comment
  RSA759783  Brodiaea minor Barbara Ertter 1991-5-19 9873 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  JEPS86512  Brodiaea nana Roy E. Buck and Glenn L. Clifton 1990-3-29 1483 Tehama 30 air km ne Red Bluff (just nw of gas pipeline, on plain just s of Manton Road, ca 3.2 air km sw of confluence of Battle and Baldwin Creeks) 291 Comment
  JEPS97244  Brodiaea nana Vernon H. Oswald and L. Ahart 1995-4-17 6652 Tehama 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. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  UCD57866  Bromus carinatus Beecher Crampton 1954-6-16 1969 Tehama Whiskey Saddle. Crane Mills Logging Road. Mendocino Natl. Forest-Paskenta District. 1438 Comment
  CAS-BOT-BC148847  Bromus carinatus var. marginatus John Thomas Howell 1960-8-18 36095 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station. 2011 Comment
  HSC102684  Bromus catharticus J. P. Smith 2013-5-5 13698 Tehama Walnut orchard on the outskirts of Vina. 68 Comment
  CHSC113351  Bromus catharticus var. catharticus Lowell Ahart 2014-5-8 19453 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  UCD58482  Bromus commutatus A. A. Beetle 1942-5-19 3280 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CHSC41039  Bromus diandrus Pauleen Broyles 1982-4-30 511 Tehama The Nature Conservancy Vina Plains Preserve. N of barn in s pasture. 63 Comment
  CHSC64575  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1995-4-10 6621 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
  JEPS88302  Bromus diandrus Vernon H. Oswald and Lowell Ahart 1996-5-20 7601 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, Cascade Range foothills, Hog Lake Plateau); Cascade Range foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  CHSC8186  Bromus hordeaceus D. McClain 1969-4-25 41 Tehama 20 ft off Highway 36, 10 mi. w. of Red Bluff. 70 Comment
  JEPS113242  Bromus hordeaceus Lowell Ahart 2007-5-8 13748 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  SEINET14410097  Bromus hordeaceus J. R. Reeder, C. G. Reeder 1981-5-20 7354 Tehama ca 6.5 km SW of Dales. 240 Comment
  RSA93474  Bromus laevipes H. K. Wagnon 1953-5-10 12625 Tehama Lodding rd. W of Paskenta on logging road near, 9 miles post. Comment
  CHSC66061  Bromus madritensis subsp. madritensis Vernon H. Oswald; Lowell Ahart 1996-5-6 7508 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  CHSC66062  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1996-5-6 7509 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ca. 0.1 mi N of the gravel road and 0.1 mi W of the Jeep Trail. 213 Comment
  JEPS103595  Bromus madritensis subsp. rubens Lowell Ahart 2002-4-27 9554 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
  JEPS113156  Bromus madritensis subsp. rubens Lowell Ahart 2007-5-8 13754 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  JEPS97249  Bromus madritensis subsp. rubens Vernon H. Oswald and L. Ahart 1995-4-17 6645 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
  HSC97119  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocino National Forest, along main logging rd. of Crane Mills Inc. 1439 Comment
  UCSB63894  Bromus racemosus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama Hog Lake Plateau; BLM parcel along Hwy 36, NE of Red Bluff (T28N, R2W, NW1/4, NE1/4 Sect 8); Cascade Range Foothills, Paynes Creek 158 Comment
  UCD59541  Bromus rubens A. A. Beetle 1942-5-18 3329 Tehama Near Paynes Creek. Inskip Experimental Plot. Comment
  JEPS28305  Bromus suksdorfii George W. Gillett 1957-8-18 1105 Tehama about 1/4 mi above the Sulphur Works Checking Station (lower portion of Brokeoff Trail, Brokeoff Mountain, Lassen Volcanic National Park); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  CHSC96688  Bromus tectorum Lowell Ahart 2007-5-8 13749 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  RSA754446  Cacaliopsis nardosmia David W. Isle 1992-5-6 1561 Tehama W of Dead Mule Springs 1549 Comment
  CHSC64397  Calandrinia ciliata Vernon H. Oswald; Lowell Ahart 1995-3-6 6520 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. Scattered in gravel along the s edge of Inks Creek Rd. 213 Comment
  JEPS43347  Calandrinia ciliata Virginia Bailey 1938-4-16 Tehama Paskenta-Covelo road 5 mi w Paskenta Comment
  UCD123499  Callitriche fassettii Richard Yeo 1970-2-5 s.n. Tehama Corning Canal, 1 1/4 miles downstream from pumping plant, in vicinity of Red Bluff. Comment
  CHSC79713  Callitriche heterophylla var. bolanderi L. P. Janeway; B. Castro 2000-4-4 6650 Tehama Vicinity of Brannin Creek, west of Hwy I-5. 121 Comment
  CHSC8776  Callitriche heterophylla var. bolanderi S. Chulasmai 1966-4-18 4 Tehama Pond on Vina roadside (up to northern Chico). Comment
  CHSC78051  Calocedrus decurrens David Cheetham 1998-4-18 5 Tehama Shady canyon of Deer Creek. 457 Comment
  HSC74846  Calocedrus decurrens J. P. Smith, Thomas W. Nelson 1978-7-22 10034 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  UC980568  Calochortus coeruleus Milo S. Baker and H. K. Wagnon 1953-7-12 12860 Tehama 5.1 mi along County road from Whitlock Camp 1828 Comment
  CAS-BOT-BC488621  Calochortus elegans var. nanus Alice Eastwood; John Thomas Howell 1941-7-9 9790 Tehama Government Flat Comment
  CDA15424  Calochortus luteus G. F. Hrusa, J. Hart 1998-5-1 14410 Tehama Sacramento Valley; Ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Comment
  UC767922  Calochortus luteus R. F. Hoover 1936-5-21 1179 Tehama 4 mi s Cottonwood Comment
  RSA125982  Calochortus luteus E. K. Balls 1957-5-24 22535 Tehama 12.2 miles northwest from junction State Highway 36 and U.S. Highway 99 244 Comment
  JEPS17760  Calochortus minimus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  JEPS61699  Calochortus minimus Joseph Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  JEPS97223  Calochortus monophyllus Vernon H. Oswald and L. Ahart 1995-4-25 6682 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  SEINET8253678  Calochortus monophyllus Frank Callahan, Vivian Parker (USFS Botanist) 1995-5-20 Tehama Inskip Hill (road into the hill), a volcanic cinder cone. Comment
  UCR11253  Calochortus superbus Wm. Horn Jr. 1967-5-28 670528- 5 Tehama Sacramento Valley/North Coast Range, Highway 36, 20 miles west of Red Bluff 244 Comment
  UC1950179  Calochortus superbus Barbara Ertter 1991-5-18 9856 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; W-facing ridge-slope Comment
  RSA17440  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  SEINET8253673  Calochortus tolmiei Frank Callahan 1995-5-21 Tehama Colyear Springs Rd. to Ball Rock Rd. 495 Comment
  SEINET10965661  Caltha howellii Mary Susan Taylor 1975-7-17 Taylor 851 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  CHSC79947  Calycadenia ciliosa L. P. Janeway; B. Castro 2000-6-19 6807 Tehama Vicinity of Thomes Creek, Bowers Creek, and Bennett Creek. 313 Comment
  RSA255551  Calycadenia ciliosa Gerald D. Carr 1973-7-2 746 Tehama 1.5 miles south of Vestal Road on Weemasoul Road 381 Comment
  CHSC76117  Calycadenia fremontii G. F. Hrusa; J. Hart 1998-5-10 14425 Tehama Northern Sacramento Valley. S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1.5 mi W of Paskenta Rd. 130 Comment
  CHSC91067  Calycadenia fremontii D. Isle 2004-8-12 277 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. GPS: 10S 050954E 4430832N, Raglin Ridge Rd. 693, 0.2 mi. NE of Rd. crossing N. Fork Elder Creek. 426 Comment
  JEPS101292  Calycadenia fremontii Dean W. Taylor 1993-8-31 14063 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, on hill adjacent to large stock pond in unnamed south fork Inks Creek 186 Comment
  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
  UC174176  Calycadenia fremontii T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  CAS-BOT-BC273279  Calycadenia fremontii R. L. Carr 1978-7-6 2114 Tehama Long Gulch Camp along US Hwy 36 (Beegum Rd), ca. 0.5 mi E of Tedoc Rd jct, ca. 40 mi NW of Red Bluff Comment
  UC1876210  Calycadenia fremontii Gerald D. Carr 1974-9-11 776 Tehama 0.1 mi E of Hall Rd on Dale Rd, 2.2 mi E of Corning. 60 Comment
  UC1971682  Calycadenia fremontii G. D. Carr 1974-6-27 767 Tehama SW of Red Bluff, 1.2 mi W of Mt Rd [sic] on Colyear Spr. Rd Comment
  UC1971727  Calycadenia fremontii 1978-7-7 2117 Tehama Los Molinos, 300 yds S of road between Los Molinos and Tehama, gravel bar near Sacramento River 64 Comment
  UCD129762  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Hwy 36. 226 Comment
  JEPS38536  Calycadenia multiglandulosa W. L. Jepson 1929-9-27 15277 Tehama Corning 76 Comment
  CDA10578  Calycadenia pauciflora L. Ahart 2001-6-8 8760 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC68930  Calycadenia pauciflora Vernon H. Oswald; Lowell Ahart 1997-7-7 8662 Tehama Ca. 42 mi west of Red Bluff on Pettyjohn Rd. (Forest Rd. 35 = 28N35), 0.4 mi east of the Trinity NF boundary. 853 Comment
  CHSC77299  Calycadenia pauciflora L. P. Janeway; B. Castro 1999-6-4 6447 Tehama Side canyon of South Fork Cottonwood Creek. 371 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-BC270851  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile S of Highway 36 on Tedoc Road 426 Comment
  RSA93399  Calycadenia pauciflora Milo S. Baker, H. K. Wagnon 1953-7-12 12908 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  UCD129856  Calycadenia pauciflora Gerald D. Carr 1973-6-23 743 Tehama 1.4 miles west of Mountain Road on Colyear Springs Road. 365 Comment
  UCD129889  Calycadenia pauciflora Gerald D. Carr 1971-8-19 646 Tehama 7.1 miles northwest of Paskenta on Toomes Camp Road. 685 Comment
  CHSC102239  Calycadenia truncata L. P. Janeway 2009-4-21 9805 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
  UCD80041  Calycadenia truncata CNPS SN Foothill Team 2005-5-17 SNNR 0195 a Tehama TNC Dye Creek Preserve. 235 Comment
  HSC93241  Calycadenia truncata Vernon H. Oswald, L. Ahart 1996-9-4 8252 Tehama BLM Parcel along Hwy.36 NE of Red Bluff, Cascade Range Foothills; Paynes Creek, ca. 1 mile upstream from the old bridge site on Paynes Creek 168 Comment
  OBI76984  Calycanthus occidentalis Anthony Baniaga 2011-6-27 391 Tehama Lassen Natl Forest. black rock campground area, along 28N29. Barkley Mtn quad T27N R2E sec 23 NW of NE 670 Comment
  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
  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
  JEPS104967  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 1997-6-18 16082 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36 960 Comment
  JEPS88095  Calystegia occidentalis subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1996-5-20 7579 Tehama Hog Lake Plateau. BLM parcel along Highway. 36 NE of Red Bluff. Cascade Range Foothills. Comment
  CHSC34971  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1975-6-21 3171 Tehama Highway 32, 15.0 mi S of jct with Highway 36. Comment
  CHSC34972  Calystegia occidentalis subsp. occidentalis R. A. Schlising 1975-6-21 3169 Tehama 2.1 mi E of jct Highways 32 and 36, along the latter. Comment
  UCD138380  Camassia quamash subsp. breviflora S. E. Keeton 1938-1 s.n. Tehama Child's Meadows. Comment
  RSA90809  Camissonia hirtella Keith Wagnon 1953-5-3 12659 Tehama W of Paskenta along logging road. Comment
  JEPS94596  Cardamine pachystigma var. pachystigma Vernon Oswald and Lowell Ahart 1997-6-10 8570 Tehama between Paskenta and Covelo (on Forest Rd. 23N60 to Anthony Peak Lookout, 0.8 mi nw of its junction with 24N02 near Wells Cabin Campground) 2005 Comment
  CHSC101573  Carex D. Isle 1989-4-20 1619 Tehama Mendocino National Forest. Red Blluff Diversion Dam Area; east of Sacramento River diversion. Comment
  CHSC82137  Carex angustata L. P. Janeway 2001-7-29 7392 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  SEINET4292085 Image available Carex athrostachya Unknown 2006-1 13074 Tehama Yellow Pine Forest, on the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain,about miles (air) northeast of Butte Meadows. Comment
  CAS-BOT-BC19404  Carex bolanderi Alice Eastwood; John Thomas Howell 1941-7-9 9777 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SEINET7552590 Image available Carex bolanderi L. P. Janeway 2001-6-10 7146 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-soutwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CAS-BOT-BC19644  Carex brainerdii John Thomas Howell 1960-8-18 36016 Tehama Near Lassen Volcanic National Park. Morgan Summit. 1752 Comment
  CAS-BOT-BC19664  Carex brainerdii L. P. Janeway; Gary Benson 1984-9-19 1160 A Tehama On slope just south of town of Mineral and Battle Creek Meadows. 1600 Comment
  CHSC91215  Carex brainerdii D. Isle 1995-11-2 1059 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. On west bank 25N16--1.3 miles above 25N16-E Spur Jct. 5 and Dime Timber Sale survey on Upper Boswell Ridge (0.6+ mile SE of Twin Peaks). 1981 Comment
  CAS-BOT-BC34085  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park. Brokeoff Mountain Trail. 2438 Comment
  UCD140216  Carex breweri John Thomas Howell 1960-8-19 36134 Tehama Lassen Volcanic National Park; Brokeoff Mountain Trail. 2438 Comment
  CHSC80083  Carex dudleyi B. Castro; L. P. Janeway 2000-5-11 1161 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  CAS-BOT-BC19987  Carex feta John Thomas Howell 1960-8-20 36219 Tehama Near Lassen Volcanic National Park. Morgan. 1463 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
  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
  SEINET7559367 Image available Carex fracta Robert F. C. Naczi, A. A. Reznicek 2006-8-1 11396 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  UCD140354  Carex globosa John Thomas Howell 1955-6-2 30258 A Tehama near Vine Hill School. Comment
  CAS-BOT-BC278765  Carex hassei Peter F. Zika 2012-7-14 25977 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains; North Coast Range Highlands (NCoRH) 1665 Comment
  JEPS116110  Carex integra Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16333 Tehama About 30 yards south of the dam, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 5/8 mile south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 mile 1493 Comment
  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
  SEINET4292188 Image available Carex integra Unknown 2006-1 12945 Tehama High east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles(air) south- east of Colby Mountain, about 5 miles (air) northeast ofButte Meadows. Yellow Pine Forest. Comment
  CHSC109974  Carex interior Peter F. Zika; Julie Nelson 2011-7-4 25529 Tehama Forest Road 45, NE slope of Rat Trap Ridge, 3 air miles SW of Tedoc Mountain. North Coast Range Highlands (NCoRH). 1630 Comment
  CHSC116750  Carex jonesii Lowell Ahart; John Dittes 2015-8-5 20445 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UC1950416  Carex jonesii Barbara Ertter with Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  SEINET11160338 Image available Carex jonesii D. Castaner 1984-4-28 8060 Tehama Along Highway 36 Gurnsey Creek Comment
  UCD140470  Carex klamathensis Barbara L. Wilson; Richard Brainerd 2003-6-20 10951 Tehama Pepperwood Spring, in private property just east of the Mendocino National Forest. 899 Comment
  CAS-BOT-BC28407  Carex lenticularis var. lipocarpa Alice Eastwood; John Thomas Howell 1941-7-9 9805 Tehama Government Flat. Comment
  CAS-BOT-BC31518  Carex limosa Herbert Faulkner Copeland 1920-7-17 93 Tehama Meadow on Butte Mt. 1828 Comment
  CHSC102603  Carex luzulina L. P. Janeway 2009-7-26 9869 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 0.5 km south of the boundary of Lassen Volcanic National Park; 1.0 km west of (and above) Mill Creek. 1990 Comment
  CHSC106707  Carex luzulina Barbara Ertter; Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Sprin Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  CHSC92763  Carex luzulina L. P. Janeway 2005-6-12 8423 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road. 1625 Comment
  RSA66385  Carex luzulina Phillip A. Munz 1951-7-25 16896 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  SD211487  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  SEINET7568446 Image available Carex multicaulis Unknown 2004-5-30 8130 Tehama Onion Butte 7.5' Quad. High Cascade Range, along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UC1149884  Carex multicaulis Harold and Virginia Bailey 1948-8-28 3059 Tehama near Sulphur Creek Campground; Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC31951  Carex multicaulis Milo S. Baker; Harvey Keith Wagnon 1953-6-21 12762 Tehama Logging rd west of Paskenta above 15 mi. post. Comment
  SEINET4290155 Image available Carex multicostata Unknown 2009-1 9874 Tehama High Cascade Range. Lassen National Forest, east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  CAS-BOT-BC119730  Carex nebrascensis Hans Leschke 1955-7-17 s.n. Tehama Ditch along highway, Mineral. Comment
  HSC37181  Carex nebrascensis John Heywood, D. H. Norris 1968-3-31 1884 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  CAS-BOT-BC119669  Carex nervina John Thomas Howell 1969-8-18 36068 Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC119656  Carex neurophora Philip Alexander Munz 1951-7-25 16879 Tehama 1 mi E of Square Lake, N base of S Yolla Bolly Mt. 2133 Comment
  SEINET7568770 Image available Carex neurophora John Thomas Howell 1960-8-18 36068 Tehama Bluff Falls, near Lassen Volcanic National Park. 1981 Comment
  CHSC106358  Carex nudata Lowell Ahart; John Dittes 2010-7-19 16897 Tehama About 5 yards north of the poor road crossing, on the bottom of South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC113271  Carex nudata Lowell Ahart; John Dittes 2014-5-18 19514 Tehama West bank of a large canal, on the north 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
  CHSC76533  Carex nudata Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 243 Comment
  CHSC87859  Carex nudata Lowell Ahart 2004-6-11 11022 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
  JEPS106383  Carex nudata Lowell Ahart 2004-6-11 11022 Tehama On S edge of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  UCSB63862  Carex nudata Oswald, Vernon; Molter, Joe; Ahart, Lowell 1996-3-25 Tehama BLM parcel along Hwy. 36; NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; edge of Paynes Creek; in the NE corner of the parcel Comment
  CHSC60432  Carex pachystachya Mary Ann Showers 1992-6-26 2597 a Tehama Lassen Volcanic National Park. Edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CAS-BOT-BC119247  Carex pachystachya George Wilson Gillett 1957-8-18 1097 Tehama Lower portion of Brokeoff Mountain trail, 1/4 mi above Sulphur Works Entrance Station 2103 Comment
  CHSC87854  Carex pellita Lowell Ahart 2004-6-11 11033 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  JEPS106382  Carex pellita Lowell Ahart 2004-6-11 11033 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  SD71018  Carex rossii John Thomas Howell 1960-8-18 36035 Tehama Near Lassen Volcanic National Park; Bluff Falls. 1981 Comment
  CHSC106692  Carex scopulorum var. bracteosa Barbara Ertter; Brad Olson 1991-7-6 10422 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Springs Forest Station, ca 30 airmiles W of Corning. 1889 Comment
  RSA0037135  Carex serratodens L. P. Janeway, B. Castro 2012-7-3 10944 Tehama High Cascade Range. Northwest side of Hwy 32 about 15 m northeast of the bridge across Deer Creek. 985 Comment
  CHSC115835  Carex simulata Lowell Ahart; John Dittes 2015-8-6 20504 Tehama On the south side of small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC115822  Carex subfusca Alice Eastwood; John Thomas Howell 1941-7-9 9814 Tehama Government Flat. Comment
  CHSC104786  Carex vulpinoidea Don Burk 2007-6-16 Tehama Evergreen Road (Bowman Road), 0.8 mi south of Cottonwood Creek. On the northeast bank of the Anderson-Cottonwood Irrigation District canal, and in and adjacent to a lateral ditch that extends north of the canal. 137 Comment
  JEPS121391  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Creek culvert Comment
  SEINET13723057  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Cascade Range Foothills, SE side of A6, at Morgan Creek culvert 330 Comment
  CHSC77379  Castilleja affinis subsp. affinis L. P. Janeway; Jenny Marr, Mary Ann Griggs 1999-3-10 6387 Tehama Vicinity of Round Valley Road, Newville Road (Garland Road), and Williams Butte. 289 Comment
  CHSC32803  Castilleja applegatei subsp. martinii James Jokerst 1980-6-18 896 Tehama North Coast Ranges. Near Mud Flat. Hillside. 852 Comment
  CHSC117159  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, est of Highway 32. 1061 Comment
  JEPS126574  Castilleja applegatei subsp. pinetorum Lowell Ahart, John Dittes 2016-6-22 21048 Tehama On the west side of USFS Road 27N08, 1.0 mile (air) south of USFS Road 27N08 Bridge over Deer Creek, 4.7 miles (air) southwest of Potato Patch Campground, west of Highway 32. Comment
  JEPS23788  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins 1959-4-21 7012 Tehama 1.25 mi n Paynes Creek (along Lane Valley Road, near Childs Ranch) 544 Comment
  JEPS76658  Castilleja applegatei subsp. pinetorum L. R. Heckard 1972-6-17 2966 Tehama w slope Tedoc Mt. 1310 Comment
  UC2031445  Castilleja applegatei subsp. pinetorum Barbara Ertter with Brad Olson 1991-7-5 10335 Tehama Raglin Ridge Rd 2.6 mi from N Fork Elder Creek crossing, ca 25 air miles SW of Red Bluff Comment
  JEPS3811  Castilleja arachnoidea Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. Lassen National Park 2865 Comment
  CHSC32881  Castilleja exserta W. F. Babb 1980-4-5 1 Tehama Ca. 1.5 m s of Corning on e side of Woodson Ave. Comment
  SJSU5825  Castilleja lacera J. W. Tilden 1960-6-26 1476 Tehama Wilson L 1524 Comment
  CHSC87124  Ceanothus integerrimus var. macrothyrsus L. P. Janeway 2001-6-15 7178 Tehama High Cascade Range. Above North Fork Calf Creek, 1.6 km north-northwest of Colby Mountain; between roads 27N12 and 27N06. 1402 Comment
  SEINET263494  Ceanothus jepsonii R. J. Shaw 1993-5-23 5098 Tehama Lassen National Forest ; Mile marker 89 near Morgan Summit [near jct of Hwys 36 & 89] 1707 Comment
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May 17 2021
  CAS-BOT-BC51136  Ceanothus lemmonii C. Hart Merriam 1921-7-2 s.n. Tehama On Beegum grade Comment
  CHSC33388  Ceanothus lemmonii D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-25 77 Tehama One-half mile SSW of BM1797 on road 29N15. 609 Comment
  CHSC30006  Ceanothus prostratus John Griffeth 1980-4-23 19 Tehama 6.7 mi s of Deer Creek. 1224 Comment
  CHSC57507  Ceanothus prostratus S. R. Mitchelson 1987-4-12 6 Tehama Jct of N. Fork of Antelope Creek and Deadhorse Creek, ca 75 m w of jct. 935 Comment
  SDSU10292  Ceanothus prostratus K. Dixon 1942-7-29 165 Tehama Chico Creek Comment
  UCR123529  Ceanothus prostratus George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6888 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
  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
  SEINET8854266 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201512 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  CHSC66115  Centaurium tenuiflorum Vernon Oswald; Lowell Ahart 1996-4-29 7488 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley, Valley and Foothills Grassland. In upland E of the large vernal pool in the cluster of pools N of the farm pond located on the S boundary. 103 Comment
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS97296  Centaurium venustum Vernon H. Oswald and L. Ahart 1995-6-13 6855 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 640 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 195 Comment
  JEPS38153  Centromadia fitchii W. L. Jepson 1929-9-27 15275 Tehama Corning 76 Comment
  JEPS38293  Centromadia fitchii W. L. Jepson 1927-6-25 12348 Tehama Pine Creek road sta. 60 Comment
  UCD130184  Centromadia fitchii J. Major 1956-6-19 s.n. Tehama ca. 6 miles southwest of Red Bluff in Hog Wallow topography. Comment
  SEINET7347775  Cercis canadensis B. Blincoe 1961-4-29 s.n. Tehama About 25 miles E. of Redbluff 914 Comment
  CAS-BOT-BC207380  Cercis occidentalis G. Edelbrock 1975-4-18 77 Tehama 3.5 mi. North of Hwy 36 on Lanes Valley Road 548 Comment
  CHSC65699  Cercis occidentalis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7271 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing in rocky flood plain of Paynes Creek at the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  CHSC67297  Cercocarpus betuloides var. betuloides James D. Jokerst 1981-2-23 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  CHSC86829  Cercocarpus betuloides var. betuloides Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  CHSC90431  Chaenactis douglasii Niall McCarten 1986-6-16 5446 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S/25N29, 0.5 mi. due south of Browns Camp, 1 mi. east of Ides Cove Trailhead. 1859 Comment
  UCD130249  Chaenactis douglasii Gerald Dickinson 1964-7-24 240 Tehama summit of Anthony Peak. 2121 Comment
  SD133931  Chaenactis glabriuscula var. heterocarpha Barbara Ertter 1989-5-3 8444 Tehama Deer Creek Road (Rt 32) at milepost 12.00, East side of Deer Creek ca.20 airmiles southwest of Chester 975 Comment
  CHSC44858  Chaenactis glabriuscula var. megacephala Lowell Ahart 1979-4-25 1841 Tehama Along Dibble Creek, about 1.5 air miles north of Red Bluff. 91 Comment
  CHSC14114  Chamaesyce hooveri F. T. Griggs 1973-8-7 Tehama 16 miles north of Chico; 200 meters s of Lassen Road 1/4 mile e of Hwy 99E. At the bottom of an ephemeral pond. Comment
  CHSC52647  Chamaesyce hooveri R. D. Stone 1986-8-22 796 Tehama Central Valley. Vina Plains, 0.3 miles E of Leininger Road and 1.1 miles NNE of is intersection with Highway 99. Vernal pool. 73 Comment
  CHSC52648  Chamaesyce hooveri R. D. Stone 1986-8-22 798 Tehama Central Valley. Vina Plains, 0.7 miles E of Leininger Road and 1.3 miles NE of is intersection with Highway 99. Vernal pool. 74 Comment
  JEPS83920  Chamaesyce hooveri R. D. Stone 1986-7-24 785 Tehama 1.1 mi sse intersection of Hwy 99 and Rowles Rd (0.3 mi sw of Hwy 99); Vina Plains 62 Comment
  JEPS83923  Chamaesyce hooveri R. D. Stone 1986-7-19 760 Tehama 0.6 mi e Hwy 99 and Lassen Rd intersection (0.1 mi s of Lassen Rd); TNC Vina Plains Preserve 68 Comment
  UC596013  Chamaesyce hooveri R. F. Hoover 1938-8-2 3722 Tehama 4 mi se Vina 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
  CHSC115900  Chamaesyce ocellata subsp. rattanii B. Castro; R. Carter, B. Humphrey, M. Berry 2015-7-20 2106 Tehama Sacramento Valley. N edge of Elder Creek channel, ca 1.15 air mi NW of its confluence with the Sacramento River and 1.05 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. Just W of pronounced bend in channel. 62 Comment
  CHSC66301  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-6-27 7896 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Road NW of Corning. Throughout the reserve (collected on a gravel bar at the W end of the large meander plain ca. 0.3 mi E of the W boundary). 103 Comment
  CHSC66311  Chamaesyce ocellata subsp. rattanii Vernon H. Oswald 1996-7-4 7746 Tehama Foothills of the Inner North Coast Ranges. Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. In creek bed. 146 Comment
  CHSC76513  Chamaesyce ocellata subsp. rattanii Heidi West; Caroline Warren, L. P. Janeway, B. Castro 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 292 Comment
  CHSC76749  Chamaesyce ocellata subsp. rattanii L. P. Janeway; B. Castro 1999-6-9 6459 Tehama Vicinity of Dry Creek, west of Red Bank Creek. 316 Comment
  CHSC80377  Chamaesyce ocellata subsp. rattanii H. West; B. Castro 1999-6-1 Tehama W of Orland, vicinity of Newville and Salt Creek. 201 Comment
  CHSC80378  Chamaesyce ocellata subsp. rattanii C. Warren; H. West, N. Wight, J. Cunningham 1998-8-21 Tehama W of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS105474  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  JEPS87012  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1991-8-13 12271 Tehama ca 4.5 mi wnw Corning (in vernal pool area) 112 Comment
  UC762207  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC84605  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2003-9-17 10577 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
  CHSC86999  Chamaesyce serpillifolia subsp. serpillifolia Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  CAS-BOT-BC70239  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 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
  CHSC70722  Chenopodium californicum Vernon Oswald 1998-3-6 8886 Tehama Inner North Coast Range. Black Butte Lake near the east end of Morrison Bryant Rd. 149 Comment
  CHSC81255  Chenopodium californicum Jenny Marr; Heidi West, Joyce Lacey-Rickert, Caroline Warren 1998-4-1 Tehama Vicinity of Grizzly Creek and Long Hollow. 274 Comment
  UC903256  Chimaphila umbellata Ethel Crum 1937-8-7 1951 Tehama 12 mi. s.w Lassen Peak (Mineral Summit); Mineral Summit 1615 Comment
  POM204023  Chlorogalum angustifolium Alice Eastwood, John Thomas Howell 1934-4-21 1848 Tehama Between Red Bluff and Paynes Creek. Comment
  RSA760004  Chlorogalum angustifolium Barbara Ertter 1991-5-19 9878 Tehama 14.5 miles west of Red Bluff on Highway 36, near Baxter Road junction. 244 Comment
  CHSC66200  Chorizanthe membranacea Vernon H. Oswald; Lowell Ahart 1996-6-3 7719 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Uncommon on Tuscan mudflow bluffs on the E side of paynes Creek near the Sacramento River. 106 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
  JEPS97245  Chorizanthe polygonoides Vernon H. Oswald and L. Ahart 1995-4-17 6668 Tehama T29N R2W SE1/4 NW1/4 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
  UC1594665  Chorizanthe polygonoides var. polygonoides Vernon H. Oswald and Lowell Ahart 1992-4-21 4900 Tehama Hogsback Road (Belle Mill Rd. or Forest Rd. 28N24) 6.6 mi (odometer) e of Highway 99 ca 8 mi (air) e Red Bluff; e of Red Bluff Comment
  HSC96988  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama About 150 yards E of Colby Creek, about 2 mi. (air) SE of Colby Mtn., about 5 mi. (air) NE of Butte Meadows 1526 Comment
  UCD130607  Cirsium douglasii var. breweri John Thomas Howell 1960-8-20 36232 Tehama Morgan, Lassen Volcanic National Park. 1463 Comment
  UC2032039  Cirsium occidentale var. venustum Barbara Ertter with Brad Olson 1991-7-5 10301 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  CAS-BOT-BC286481  Cirsium scariosum H. M. Hall; E. B. Babcock 1903-7-1 4373 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  UC53860  Cirsium scariosum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4373 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC102811  Cirsium vulgare Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16306 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  JEPS108937  Cirsium vulgare Lowell Ahart 2006-11-9 13255 Tehama Open meadow area west of the dirt road, just east of Colby Creek, south of the large man made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  SEINET2049730 Image available Cirsium vulgare Marc Mittleman 1980-8-1 Tehama Along Deer Creek, 3.9 mi SW of Juntion of Rts 32 and 36 Comment
  SEINET3082776 Image available Cirsium vulgare Marc Mittleman Tehama Along Deer Creek, 3.9 mi. SW of junction Rts. 32 & 36. Comment
  CHSC102460  Clarkia arcuata L. P. Janeway; B. Castro 2009-4-25 9764 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
  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
  CHSC86552  Clarkia concinna Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 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
  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
  SFV18553  Clarkia gracilis R. Stafsnes, C. Dunn, D. A. Roediger 1997-4-26 49 Tehama Cascade Range Along Highway 36. 244 Comment
  RSA0030658  Clarkia gracilis subsp. albicaulis Anthony Baniaga 2011-6-27 392 Tehama Lassen National Forest. Along 28N29, N. of Black Rock. 760 Comment
  CHSC66050  Clarkia gracilis subsp. gracilis Vernon H. Oswald; Lowell Ahart 1996-5-6 7516 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 at this location. 167 Comment
  JEPS43533  Clarkia gracilis subsp. gracilis W. L. Jepson 1932-5-9 16320 Tehama hills n Paskenta Comment
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  CHSC64977  Clarkia heterandra Vernon H. Oswald; Lowell Ahart 1995-7-12 7016 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Along drainage. 1097 Comment
  JEPS3545  Clarkia modesta Milo S. Baker and H. K. Wagnon 1953-5-9 12583 Tehama w Paskenta (logging road near 6 mi post, tpe loc. for tracyi) Comment
  CHSC113325  Clarkia purpurea subsp. quadrivulnera Lowell Ahart; John Dittes 2014-5-17 19505 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  JEPS43581  Clarkia purpurea subsp. quadrivulnera Jos. Grinnell 1927-5-26 Tehama between Mineral and Payne Creek 914 Comment
  CHSC87107  Clarkia rhomboidea Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  UCD80476  Clarkia rhomboidea CNPS SN Foothill Team 2005-6-6 SNFN 0333 d Tehama CDFG Tehama Wildlife Area, south of Oat Creek. 789 Comment
  CAS-BOT-BC164772  Clarkia rhomboidea R. Bacigalupi 1934-5-29 2413 Tehama Near Log Spring Ranger Station, Mendocino Nat. Forest, on road from Corning to Covelo 1676 Comment
  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
  HSC1831  Claytonia exigua subsp. exigua Larry Berti 1969-3-15 17 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  JEPS75785  Claytonia palustris Todd and Virginia Keeler-Wolf 1971-6-17 156 Tehama about 1.5 mi se North Yolla Bolly Guard Station (Saunder's Camp); Yolla Bolly Mountains 1859 Comment
  CHSC65793  Claytonia parviflora subsp. parviflora Vernon H. Oswald; Lowell Ahart 1996-4-8 7318 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a shaded cut bank on the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge site on the gravel road. 106 Comment
  JEPS43348  Claytonia parviflora subsp. parviflora Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta (on Paskenta-Covelo road) Comment
  UC726584  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Bennett Spring Comment
  HSC1653  Claytonia parviflora subsp. parviflora Larry Berti 1969-3-22 59 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
  RSA67459  Claytonia rubra P. A. Munz 1951-7-18 16663 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  JEPS102312  Claytonia rubra subsp. rubra Vernon H. Oswald and Lowell Ahart 2001-5-7 10001 Tehama Forest Road 26N15 1.8 mi W of Hwy 32, betw. Soda Springs and Cohasset Ridge 1325 Comment
  JEPS128422  Claytonia saxosa Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -004 Tehama East slope of Tedoc Mountain, SE Klamath Range, east of Forest Service Road 28N05. Comment
  UC1001346  Claytonia saxosa Louise Kellogg 1952-7-18 95 Tehama directly s South Yolla Bolly Mountains (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC88598  Claytonia sibirica L. P. Janeway 2001-6-10 7151 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  UC1299363  Claytonia sibirica Freed W. Hoffman 1950-7-4 3758 Tehama trail up North Yolla Bolly from White Rock (w Tehama); North Yolla Bolly Comment
  CHSC55143  Clematis lasiantha L. P. Janeway 1991-5-11 3957 Tehama Battle Creek Wildlife Area. North-facing slope above and south of Battle Creek; ca 1 1/2 mi east of the Sacramento River. 134 Comment
  HSC65827  Clematis lasiantha D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 73 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  CHSC86994  Clematis ligusticifolia Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  UCD160065  Collinsia James A. Neilson Jr. 1975-4-29 3151 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  HSC86196  Collinsia grandiflora Clare R. Wheeler 1981-6-17 2425 Tehama At Government Flat Rd., 2.75 mi. N of Wells Cabin Campground 1829 Comment
  CHSC75406  Collinsia greenei Vernon Oswald 1999-4-27 9722 Tehama Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek, Mendocino NF. 579 Comment
  JEPS7332  Collinsia heterophylla J. W. Blankinship 1911-4-25 75 Tehama Red Bluff Comment
  JEPS4248  Collinsia parviflora Milo S. Baker and H. K. Wagnon 1953-7-12 12916 Tehama 5.3 mi Whitlock Camp (along County Rd) 1828 Comment
  RSA201642  Collinsia rattanii Robert F. Hoover 1963-7-4 8574 Tehama Log Spring Ridge near Bodkin cabin. Comment
  CHSC28847  Collinsia sparsiflora var. collina D. L. Daniels 1979-4-7 18 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 Comment
  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
  CHSC92797  Collinsia sparsiflora var. collina John Dittes; Josephine Guardino 2005-4-13 1062 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS117939  Collinsia sparsiflora var. collina John Dittes, Josephine Guardino 2005-4-13 1062 Tehama south bank of Mill Creek ca. 0.3 miles east of confluence with Sacramento River Northern Sacramento Valley 64 Comment
  JEPS6333  Collinsia sparsiflora var. collina Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  CHSC64994  Collinsia tinctoria Venon H. Oswald; Lowell Ahart 1995-7-12 7000 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. 950 Comment
  JEPS34517  Collinsia tinctoria Freed W. Hoffman 1948-7-2 2467 Tehama near Beegum (Beegum Creek); North Coast Ranges, Beegum Creek 396 Comment
  JEPS95728  Collinsia tinctoria Vernon H. Oswald and L. Ahart 1995-7-12 7000 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  SBBG6886  Collinsia tinctoria H. and M. Dearing 1938-6-23 2099 Tehama Potato Patch Public Camp, Deer Crk 1051 Comment
  UC1238958  Collinsia torreyi var. latifolia Freed W. Hoffman 1950-7-1 3696 Tehama North Coast Ranges, Ball Rock, western Tehama County Ball Rock; North Coast Ranges, Ball Rock 2042 Comment
  JEPS28756  Collinsia torreyi var. wrightii George W. Gillett 1957-8-13 1050 Tehama Brokeoff Mtn trail, along first 1/4 mi above hwy Lassen Volcanic National Park 2026 Comment
  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
  JEPS94344  Comandra umbellata subsp. californica Vernon H. Oswald and Lowell Ahart 1997-5-14 8433 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 6.7 mi s of Plum Creek Road); Ponderosa Way 1011 Comment
  JEPS88332  Conium maculatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7710 Tehama ne of Red Bluff (BLM parcel along Hwy 36, Cascade Range Foothills, along Paynes Creek 0.5 mi downstream from the old bridge site); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  JEPS117386  Conyza canadensis Lowell Ahart, John Dittes 2010-10-4 17294 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS64331  Corallorhiza maculata W. L. Jepson 1927-6-24 12329 Tehama Mineral 1524 Comment
  UCD138913  Corallorhiza maculata Gerald Dickinson 1964-7-24 238 Tehama above water storage tank, Anthony Peak. Comment
  JEPS68351  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2792 Tehama about 8 mi w Red Bluff (Reeds Creek rd) 213 Comment
  JEPS68352  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2793 Tehama along Reeds Creek Rd 3.7 mi e junction with Pettyjohn road (ca 12 air mi w of Red Bluff) 274 Comment
  JEPS33024  Cordylanthus pringlei Freed W. Hoffman 1949-7-19 3038 Tehama one mi w Regan Meadow Camp; Inner North Coast Ranges Comment
  UC2042869  Cordylanthus tenuis subsp. viscidus Barbara Ertter 1991-9-2 10776 Tehama SW Tehama Co.: Round Valley - Paskenta Road (Route M4) 3.4 mi E of M2 junction at Government Flat, ca. 18 air miles W of Paskenta. Comment
  SBBG5319  Cornus nuttallii H. and M. Dearing 1938-6-23 2104 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  JEPS102645  Cornus sessilis Lowell Ahart 2001-8-28 9184 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  RSA81725  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama Along Deer Creek (State Highway 32), Potato Patch Campground, Lassen National Forest. Comment
  CAS-BOT-BC401889  Corydalis caseana subsp. caseana H. M. Hall; E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CHSC113922  Crassula aquatica Lowell Ahart 2014-5-8 19445 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
  CHSC79105  Crassula aquatica B. Castro; L. P. Janeway 2000-4-5 1058 Tehama Vicinity of Orland; adjacent to Rice Creek. 112 Comment
  CHSC55212  Crassula connata L. P. Janeway 1991-4-11 3887 Tehama Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. Battle Creek Wildlife Area. 167 Comment
  CHSC64351  Crassula tillaea Vernon H. Oswald; Lowell Ahart 1995-3-19 6531 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on basalt along the e fence ca. halfway between Inks Creek Rd. and the s tip of Dales Lake Ecological Reserve. 207 Comment
  CHSC44187  Crepis monticola Vernon Oswald 1988-6-27 3536 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS76665  Crepis pleurocarpa L. R. Heckard 1972-6-17 2959 Tehama Tedoc Mt.; nw side, along new road around w of mountain 1280 Comment
  CHSC66302  Croton setiger Vernon H. Oswald 1996-6-27 7894 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Throughout the reserve (collected near the W boundary). 105 Comment
  CHSC80636  Croton setiger Lowell Ahart 2001-6-14 8836 Tehama Northwest of the dirt road that leads to the tower, on the north, south, and west sides of road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC84857  Croton setiger L. P. Janeway 2003-9-18 7991 Tehama Sacramento Valley. North side of Red Bluff; between Main Street and Hwy I-5, just north of the east end of State Street. 89 Comment
  UCR257987  Croton setiger Ellen Dean, M. Starbuck, DHS Madrigals 2010-8-29 6866 Tehama Northern Sierra Nevada Mtns., western edge of Lake Almanor off Hwy 89 1372 Comment
  SEINET1869808  Crucianella angustifolia Barbara Ertter 1991-1 9868 Tehama Vassar Road junction on Hwy 36 16.5 mi W of Red Bluff 244 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
  CHSC41041  Crypsis schoenoides Pauleen Broyles 1982-6-16 738 Tehama The Nature Conservancy Vina Plains Preserve. Margin of vernal pool nne of barn in s pasture. 63 Comment
  CHSC66891  Crypsis schoenoides Vernon H. Oswald; Lowell Ahart 1996-9-4 8263 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC86021  Crypsis schoenoides Jenny Marr; Caroline Warren 1998-4-15 Tehama Vicinity of upper Salt Creek. 182 Comment
  SEINET11689134  Crypsis schoenoides Unknown 1982-1 738 Tehama The Nature Conservancy Vina Plains Preserve, NNE of barn in S pasture 63 Comment
  CHSC41042  Crypsis vaginiflora Pauleen Broyles 1982-7-22 806 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool n of barn in south pasture. 60 Comment
  HSC97184  Crypsis vaginiflora L. Ahart 2002-11-5 10019 Tehama E of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 mi. (air) NW of Orland 152 Comment
  UCD161947  Cryptantha G. Ledyard Stebbins 1972-6-18 9000 -A Tehama Near summit of Tedoc Mountain, north end of Yolla Bolly Range. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  CHSC84119  Cryptantha crinita Lowell Ahart; John Dittes 2003-5-12 10126 Tehama Along a wash, on the northwest side of the poor dirt road, just north of Jelly Ferry Road, 1.3 miles (air) southwest of Coleman Fish Hatchery, about 6.0 miles (air) east of Cottonwood. 131 Comment
  JEPS104457  Cryptantha crinita Lowell Ahart 2003-5-12 10126 Tehama Along a wash, on the nw side of the poor dirt road, just n of Jelly Ferry Rd, 1.3 mi (air) sw of Coleman Fish Hatchery, ca 6.0 mi (air) e of Cottonwood. 131 Comment
  SDSU20824  Cryptantha crinita Kirsten Bovee, Donald Lepley, Tim Kellison 2014-5-7 Tehama Ishi Wilderness, Moak Trail. T26N R2E Sec. 14. Devil's Parade Grand Quad. 1128 Comment
  CHSC102329  Cryptantha flaccida L. P. Janeway; B. Castro 2009-4-25 9757 Tehama Cascade Range Foothills. Tehama Wildflife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  JEPS88109  Cryptantha flaccida Vernon H. Oswald and Lowell Ahart 1996-5-6 7507 Tehama BLM parcel along Hwy 36 ne of Red Bluff (0.1 mi n of gravel road and 0.1 mi w of the Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 213 Comment
  CHSC77551  Cryptantha intermedia Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  CHSC77552  Cryptantha intermedia Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 304 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
  CHSC87220  Cryptantha intermedia Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10747 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  JEPS67643  Cryptantha intermedia W. L. Jepson 1899-4-25 21097 Tehama Stiver's Ranch, s Tehama County Comment
  RSA91650  Cryptantha intermedia M. S. Baker 1953-5-31 12705 Tehama Logging road west of Paskenta near 5 mile post. West Tehama County. 305 Comment
  RSA91651  Cryptantha intermedia Milo S. Baker 1953-5-30 12671 Tehama Logging road west of Paskenta near 5 mile post Comment
  UCD14968  Cryptantha intermedia Helen West 1977-5-21 23 Tehama California, Tehama Co.; along Round Valley Rd., 10.8 miles west of its junction with Toomes Camp Rd., in Mendocino National Forest; Comment
  RSA90797  Cryptantha simulans Milo S. Baker, H. K. Wagnon 1953-7-11 12826 Tehama 1.9 miles above Whitlock Camp. 1372 Comment
  UC1010377  Cryptantha simulans Milo S. Baker and H. K. Wagnon 1953-7-11 12826 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  CHSC94363  Cryptantha torreyana Lowell Ahart 2006-7-19 13022 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  RSA719181  Cryptantha torreyana L. Ahart 2006-7-19 13022 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
  RSA90780  Cryptantha torreyana M. S. Baker, H. K. Wagnon 1953-7-11 12835 Tehama 1.9 miles above Whitlock Camp on County road. Comment
  UC1010378  Cryptantha torreyana Milo S. Baker and H. K. Wagnon 1953-7-12 12911 Tehama w of Paskenta (near 15 mi post, w Tehama County) 1219 Comment
  CHSC115550  Cryptantha torreyana var. torreyana Lowell Ahart; John Dittes 2015-8-5 20456 Tehama East Side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  JEPS126577  Cryptantha torreyana var. torreyana Lowell Ahart, John Dittes 2016-6-22 21025 Tehama North of the dirt road and Deer Creek, about 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  CHSC108080  Cupressus macnabiana B. Castro; L. P. Janeway 2000-6-11 1286 A 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
  CHSC93108  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1147 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  UC980585  Cuscuta californica Milo S. Baker and H. K. Wagnon 1953-5-31 12692 Tehama near 5 mi post w Paskenta 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
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  JEPS115384  Cuscuta californica var. californica Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16312 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CHSC40797  Cuscuta howelliana Pauleen Broyles 1982-6-14 727 Tehama Nature Conservancy Vina Plains Preserve. 60 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
  UC1123491  Cycladenia humilis var. humilis P. L. Johannsen 1936-8-20 991 Tehama 1/2 mi. n.w. Colby Mt. (Plot 27); Lassen Volcanic Nat'l Forest, Paynes Creek Quad. Comment
  UC572569  Cycladenia humilis var. humilis P. L. Johannsen 1936-8-20 992 Tehama 1/2 mi nw Colby Mountain; Lassen National Forest, Paynes Creek Quad. 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
  UC1950151  Cynoglossum occidentale Barbara Ertter with Brad Olson 1991-7-6 10352 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
  CHSC64579  Cynosurus echinatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6637 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along ridge crossing the ne corner of the reserve. 225 Comment
  CHSC113025  Cyperus difformis Lowell Ahart 2013-8-2 18980 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC40798  Cyperus difformis Pauleen Broyles 1982-8-5 825 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch. Just s of Lassen Road. 60 Comment
  JEPS104226  Cyperus difformis Lowell Ahart 2003-9-17 10595 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS117400  Cyperus difformis Lowell Ahart, John Dittes 2010-10-4 17286 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS121179  Cyperus difformis Lowell Ahart 2013-8-2 18980 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS117397  Cyperus eragrostis 2010-10-4 17287 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
  SEINET13710860  Cyperus erythrorhizos Lowell William Ahart, Lowell William Ahart 2003-1 10596 Tehama Near Hwy 99 about 5 Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4W) 200 Ft. 61 Comment
  CHSC66583  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-7-8 7966 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing 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
  JEPS95704  Cyperus esculentus Vernon H. Oswald and L. Ahart 1995-7-31 7158 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  JEPS95742  Cyperus esculentus Vernon H. Oswald and L. Ahart 1995-7-31 7158 Tehama T29N R1W SE1/4 SW1/4 Sec. 7, 1080 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Manton Rd. (A6) 5.8 mi NE of Dales (on Hwy. 36), 2.5 mi SW of its jct. with Lane Valley Rd 329 Comment
  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
  JEPS104233  Cyperus flavescens Lowell Ahart, John Dittes 2003-9-17 10594 Tehama 5 air mi SE of Los Molinos (Deer Creek, S side, 400 yds E of Hwy 99) 60 Comment
  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
  JEPS120781  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  UCSB63985  Cyperus niger Jokerst, James 1981-9-30 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek Comment
  JEPS123942  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20410 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
  CDA38897  Cyperus strigosus L. Ahart, John Dittes 2003-9-17 10598 Tehama On the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. Comment
  CHSC84596  Cyperus strigosus Lowell Ahart; John Dittes 2003-9-17 10596 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
  JEPS104234  Cyperus strigosus Lowell Ahart 2003-9-17 10596 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
  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
  JEPS94921  Cystopteris fragilis Vernon Oswald and Lowell Ahart 1997-7-7 8711 Tehama Forest Route 35 0.5 mi w Rat Trap Gap (at branch of creek, n side of the Yolla Bolly-Middle Eel Wilderness); South Fork of Beegum Creek 1706 Comment
  RSA67477  Cystopteris fragilis P. A. Munz 1951-7-18 16685 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  CAS-BOT-BC189843  Dactylis glomerata John Thomas Howell 1960-8-20 36249 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  SEINET3926754  Danthonia californica var. americana Rimo C. Bacigalupi, G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5308 Tehama Near Somerset, about 1 miles south of Ovenlid (butte), Mendocino National Forest.; 0 1768 Comment
  UCD61356  Danthonia unispicata Beecher Crampton 1954-6-16 1999 Tehama Whitlock Camp-Round Mountain area, west of Paskenta. 1219 Comment
  CHSC77563  Datisca glomerata B. Castro; L. P. Janeway 1999-6-3 954 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 359 Comment
  CHSC81259  Datisca glomerata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek. 304 Comment
  CHSC64686  Daucus pusillus Vernon H. Oswald 1995-5-9 6714 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, se of Pool 20. 213 Comment
  CHSC80578  Daucus pusillus Lowell Ahart 2001-6-14 8839 Tehama North of the dirt road that leads to the tower, east sides of road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC118480  Delphinium hesperium subsp. hesperium Don Lepley 2016-5-15 Tehama Lassen National Forest. Almanor Ranger District. On mildly sloping bench ~70 yards south of Plum Creek; 1.4 air miles south-southeast of town of Paynes Creek. 601 Comment
  CHSC102466  Delphinium nudicaule L. P. Janeway; B. Castro 2009-4-25 9738 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
  HSC31599  Delphinium nudicaule Thomas E. Higley 1974-5-5 88 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  SBBG2166  Delphinium nuttallianum H. and M. Dearing 1938-6-24 2125 Tehama Mineral Comment
  CAS-BOT-BC116048  Delphinium nuttallianum F. J. Hermann 1931-7-6 2543 Tehama Rocky bank of highway, 1 mile S. of Park Entrance 1950 Comment
  CHSC70900  Delphinium patens subsp. patens Vernon Oswald; Lowell Ahart 1998-4-27 8962 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 256 Comment
  JEPS94166  Delphinium patens subsp. patens Vernon Oswald and Lowell Ahart 1998-4-27 8962 Tehama w. Red Bluff (Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36) 256 Comment
  CHSC90902  Delphinium variegatum Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5434 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CDA15412  Delphinium variegatum subsp. variegatum G. F. Hrusa, J. Hart 1998-5-1 14426 Tehama Sacramento Valley; Dry ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Perennial, with dark purple flowers. Uncommon and widely scattered here. Comment
  CHSC41087  Delphinium variegatum subsp. variegatum Pauleen Broyles 1982-4-20 425 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to fence along Lassen Road at sw corner of central pasture. Comment
  CHSC86047  Delphinium variegatum subsp. variegatum Jenny Marr; Caroline Warren 1998-4-28 Tehama Vicinity of upper North Fork Stony Creek, Newville Road, and Round Valley Road. 213 Comment
  CHSC65357  Deschampsia elongata Lowell Ahart 1995-10-3 7651 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
  CHSC90893  Deschampsia elongata Niall McCarten; Roxanne Bittman 1986-6-14 5321 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and Rd. 25N32. 1828 Comment
  SBBG529  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 mi W of Chester Comment
  JEPS94583  Descurainia incana Vernon Oswald and Lowell Ahart 1997-7-7 8679 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Ee Wilderness) 2057 Comment
  JEPS104452  Dianthus armeria subsp. armeria Lowell Ahart 2003-6-11 10241 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC55510  Dicentra formosa L. P. Janeway 1991-4-18 3911 Tehama On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  UC2031500  Dicentra formosa Barbara Ertter with Brad Olson 1991-7-6 10373 Tehama Rocky Cabin meadow ca. 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 air miles W of Corning Comment
  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
  RSA123651  Dicentra formosa subsp. formosa Douglas Barbe 1955-7-21 231 Tehama South shore of Square Lake 2104 Comment
  CHSC71058  Dichelostemma congestum Vernon Oswald; Lowell Ahart 1998-5-14 9049 Tehama Hwy. 36 between Red Bluff and Platina, 2.3 mi east of Vestal Rd. 274 Comment
  RSA718218  Dichelostemma congestum Lowell Ahart 2006-7-11 12957 Tehama S of the dirt road, about 50 yrds SE of where the dirt road crosses Colby Creek, about 2 miles (air) SE of Colby Mtn, about 5 miles (air) NE of Butte Meadows. 1519 Comment
  JEPS18187  Dichelostemma multiflorum Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5597 Tehama 7.1 mi w Red Bluff (along Lowrey-Red Bluff road) 118 Comment
  SEINET3885609  Dichelostemma multiflorum Daphne K. Christopher, Lowell Ahart; John Dittes; Hannah I. Stevens 2003-4-17 189 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail.; 0 767 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
  UCD139249  Dichelostemma multiflorum Clara Bishop 1929-4-1 1969 Tehama near Red Bluff. Comment
  UC1873702  Dichelostemma volubile Barbara Ertter with Brad Olson 1993-5-15 11763 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
  CHSC65146  Digitaria sanguinalis Vernon H. Oswald; Lowell Ahart 1995-7-17 7080 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (a6) ca. 1 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Along the edge of Inks Creek Rd. (E end). 213 Comment
  CHSC66221  Digitaria sanguinalis Vernon H. Oswald; Lowell Ahart 1996-6-3 7726 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC64374  Diplacus douglasii Vernon H. Oswald; Lowell Ahart 1995-3-19 6533 Tehama Cascade Range Foothills. W side of Monton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 207 Comment
  CHSC91055  Diplacus douglasii David W. Isle 1995-5-2 1050 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail N of Bennett Ck crossing. 256 Comment
  CHSC70910  Diplacus kelloggii Vernon Oswald; Lowell Ahart 1998-4-21 8934 Tehama Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek (trailhead on Log Springs Rd. uphill from Wilder Pond, west of Salt Creek Conservation Camp). 609 Comment
  CHSC76530  Diplacus kelloggii Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 335 Comment
  CHSC101398  Diplacus layneae David Isle 1992-5-24 1570 Tehama 9.5 miles above Paskenta Store; north of M-2 (23NO1.3); abt 0.35 miles above Mendocino National Forest boundary. 877 Comment
  CAS-BOT-BC151452  Diplacus nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2346 Comment
  SEINET194975  Diplacus torreyi A. A. Heller 1938-1 15176 Tehama Along State Hwy 36 a short distance W of the Plumas County line 1463 Comment
  CHSC64563  Diplacus tricolor Vernon H. Oswald 1995-3-27 6550 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. Localized population in a drying wetland inside the fenceline at the n end of the old hwy. 219 Comment
  SEINET10449636  Dodecatheon alpinum subsp. majus Mary Susan Taylor 1975-7-17 Taylor 847 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  HSC85852  Dodecatheon clevelandii Rob Marheine, Tim Tilghman, Bruce Delgado 1987-3-28 Tehama 10 mi. E of Red Bluff, Hwy. 36 milepost 51.5 Comment
  CHSC28848  Dodecatheon clevelandii subsp. patulum D. L. Daniels 1979-4-7 16 Tehama Ca. 1 mi s of Ridge Rd. and 3/4 mi n of Red Bank Creek, 11 1/2 mi sw of Red Bluff. 104 Comment
  CHSC61235  Dodecatheon clevelandii subsp. patulum Thomas Hart 1984-3-11 1 Tehama ca 50 m e of the intersection of South Center and Tehama Vina roads in Los Molinos. 72 Comment
  HSC89734  Dodecatheon clevelandii subsp. patulum Robin Bencie, James Jones, Rich Dwerlkotte 1989-3-31 6 Tehama Hwy. 36, approx. 11 mi. E of Sacramento River in Red Bluff 274 Comment
  JEPS88476  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald and Lowell Ahart 1996-3-18 7233 Tehama BLM parcel betw. Sacramento River and the power lines ca. 0.75 mi N of the S boundary of the parcel; Hog Lake Plateau; Cascade Range Foothills 182 Comment
  CHSC65677  Dodecatheon hendersonii Vernon H. Oswald 1996-3-15 7228 Tehama Hog Lake Plateau. BLM parcel. Near the NE boundary on a NW-facing slope of Paynes Creek Canyon, ca. 1.5 mi NE of the parking lot at Hog Lake Plateau. Scattered plants in brushy woodland. 158 Comment
  CHSC82607  Dodecatheon hendersonii Tara Morgan 2002-3-31 9 Tehama In Ishi Wilderness within Lassen National Forest. Found near the trail that runs parallel to Mill Creek on the south. 682 Comment
  JEPS14659  Dodecatheon jeffreyi W. L. Jepson 1897-7-24 14589 Tehama South Yallo Balley Comment
  UCD119025  Dodecatheon jeffreyi J. M. Tucker 1959-7-19 3574 Tehama Upper (south) side of Square Lake, north side of South Yolla Bolly Mountain. 2118 Comment
  UC673357  Dodecatheon subalpinum L. Wohletz 1933-4-1 Tehama foothill region of Los Molinos Comment
  CHSC31135  Downingia bella W. F. Babb 1980-4-26 13 Tehama On the e side of Leininger Rd. ca. 600 m from its jct with Hwy 99E ca. 25.5 km n of Chico. Comment
  JEPS14494  Downingia bicornuta W. L. Jepson 1938-6-10 18978 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  JEPS103631  Downingia bicornuta var. bicornuta Lisa Schultheis 1995-5-1 100 -95 Tehama S edge of Dale's Lake (on Rt. A6 NW of Red Bluff) Comment
  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
  SEINET12318351  Downingia cuspidata A. E. Kilkenny 1978-1 19 Tehama ca 12 mi NE of Chico, 1/2 mi SE of Jct. of US 99 and Haille Rd;Richardson Springs Quadrangle 15 61 Comment
  UC890649  Downingia ornatissima var. ornatissima Elmer I. Applegate 1928-4-25 5383 Tehama between Orland and Corning Comment
  CAS-BOT-BC157800  Drymocallis lactea var. lactea David D. Keck 1930-7-24 962 Tehama Mineral 1525 Comment
  UCD136422  Dryopteris arguta Dean W. Taylor 1976-7-9 6041 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC83096  Dysphania ambrosioides Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10005 Tehama Bottom of a wash, Jewett Creek, east of Marguerite Road, about 1 1/4 mile (air) southeast of Corning. 74 Comment
  CHSC88262  Dysphania botrys Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11213 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 653 Comment
  HSC97888  Dysphania botrys L. Ahart, John Dittes 2003-9-17 10573 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  JEPS127108  Dysphania botrys Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21367 Tehama A little south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  HSC93240  Dysphania chilensis Vernon H. Oswald, L. Ahart 1996-9-4 8261 Tehama BLM Parcel along Hwy. 36 NE of Red Bluff, Cascade Range Foothills, Paynes Creek, 1 mi. upstream from the old bridge site 131 Comment
  CHSC84580  Dysphania multifida Lowell Ahart; John Dittes 2003-9-17 10574 Tehama North of the road levee, about 50 yards south of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CAS-BOT-BC197082  Echinochloa crus-galli Virginia E. Long 1931-8-14 102 a Tehama Corning 79 Comment
  CHSC66892  Echinochloa crus-galli Vernon H. Oswald; Lowell Ahart 1996-9-4 8250 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 182 Comment
  JEPS88410  Echinochloa crus-galli Vernon H. Oswald and Lowell Ahart 1996-9-4 8250 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  CHSC116229  Elatine Lowell Ahart 2015-6-22 20263 Tehama About 1/4 dmile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  JEPS117354  Elatine brachysperma Lowell Ahart, John Dittes 2010-7-17 16845 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC40809  Elatine heterandra Pauleen Broyles 1982-5-21 647 Tehama 60 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
  CHSC115556  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20411 Tehama Northwest strand of Wilson Lake, east of County Road 769, 2.05 air-miles north-northeast of Gurnsey Creek Compground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  JEPS123954  Eleocharis acicularis var. acicularis Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20411 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
  JEPS104443  Eleocharis flavescens var. flavescens Lowell Ahart 2003-9-17 10600 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  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
  CHSC77397  Eleocharis macrostachya L. P. Janeway; B. Castro 1999-6-24 6481 Tehama Along the south edge of South Fork Cottonwood Creek. 335 Comment
  CHSC78923  Eleocharis macrostachya Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley and Newville Road (Garland Road). 280 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
  JEPS88141  Eleocharis macrostachya Vernon H. Oswald and Lowell Ahart 1996-7-8 7969 Tehama NE of Red Bluff (flood plain of Paynes Creek, E of mouth of the intermittent stream crossing NE corner of BLM parcel along Hwy 36); Cascade Range Foothills, Hog Lake Plateau 158 Comment
  CHSC113348  Eleocharis parishii Lowell Ahart; John Dittes 2014-5-16 19487 Tehama Where poor dirt road fords water ditch, 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
  JEPS117679  Eleocharis parishii Lowell Ahart, John Dittes 2010-7-17 16870 Tehama Above the high water line on the south side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  UCD80269  Eleocharis parishii CNPS SN Foothill Team 2005-6-7 SNNR 0165 a Tehama TNC Dye Creek Preserve. 350 Comment
  CAS-BOT-BC112152  Eleocharis quinqueflora Philip Alexander Munz 1951-7-25 16854 Tehama Square Lake, n base of South Yolla Bolly Mts. 2133 Comment
  CHSC80096  Eleocharis radicans L. P. Janeway; B. Castro 2000-5-11 6714 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 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
  JEPS95181  Elodea canadensis Vernon H. Oswald and Lowell Ahart 1996-6-3 7711 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek 0.5 mi downstream from old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 100 Comment
  RSA518664  Elodea canadensis L. R. Heckard, Peter Rubtzoff 1971-7-31 2680 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  CAS-BOT-BC203840  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  SEINET6854570  Elymus elymoides Robert A. Evers, Clara V. Evers 1975-8-23 115010 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CDA31709  Elymus glaucus subsp. glaucus L. Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  UC972150  Elymus multisetus Helen K. Sharsmith 1951-7-11 4017 Tehama Covelo-Paskenta Rd 11.1 mi below Log Spring Ranger Station (and 11.2 mi w of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1219 Comment
  CHSC59150  Elymus trachycaulus subsp. trachycaulus Vernon H. Oswald; Steve Mitchelson 1992-8-5 5148 Tehama Lassen Volcanic National Park. Jeep trail on the ski slope aove Lassen Hwy., near the SW Entrance Station. 2048 Comment
  JEPS98977  Emmenanthe penduliflora var. penduliflora Lowell Ahart 2001-6-8 8807 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  RSA623520  Epilobium J. M. Tucker, Louis K. Mann 1962-7-29 3637 Tehama ca. 3 miles east of the summit of South Yolla Bolly Mountain and 3/4 mile north of Ovenlid, 1982 Comment
  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
  CHSC102632  Epilobium brachycarpum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16330 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  JEPS115383  Epilobium brachycarpum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16330 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area b 1493 Comment
  CHSC41015  Epilobium campestre Pauleen Broyles 1982-6-2 686 Tehama The Nature Conservancy Vina Plains Preserve. Vernal pool in central pasture. 66 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
  RSA718737  Epilobium ciliatum subsp. ciliatum L. Ahart 2006-7-25 13076 Tehama About 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  RSA105349  Epilobium ciliatum subsp. glandulosum Douglas Barbe 1955-7-21 233 Tehama West and south shores of Square Lake 2104 Comment
  CHSC29823  Epilobium cleistogamum M. S. Taylor; T. Griggs, R. Schlising 1980-6-21 2939 Tehama Lassen Rd vernal pool, ca. 16 mi n of Chico, ca 200 m s of Lassen Rd, ca. 1/4 mi e of Hwy 99E. Comment
  CHSC41014  Epilobium densiflorum Pauleen Broyles 1982-7-27 808 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch, just s of Lassen Road in e pasture. 66 Comment
  RSA795522  Epilobium densiflorum L. P. Janeway 2010-9-12 10214 Tehama High North Coast Ranges. SSE sloping glade on Oak Ridge, below Road M4 3.5 air km west of Log Spring Station. 1524 Comment
  CHSC63223  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 1994-7-24 7512 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  RSA66611  Epilobium hallianum P. A. Munz 1951-7-25 16903 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  CHSC32800  Epilobium minutum James Jokerst 1980-6-18 893 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC64978  Epilobium minutum Vernon H. Oswald; Lowell Ahart 1995-7-12 7037 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  CHSC86563  Epilobium minutum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  CHSC91059  Epilobium minutum David W. Isle 1995-5-2 1049 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Nomlaki Trail just N of Bennett Ck crossing. On 1st S aspect. 292 Comment
  RSA181916  Epilobium oreganum Freed W. Hoffman 1949-7-19 3031 Tehama Regan Meadow. 1265 Comment
  CDA38102  Epilobium pallidum L. 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. 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
  CHSC86818  Epilobium torreyi Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  CHSC84282  Equisetum X ferrissii Lowell Ahart; John Dittes 2003-6-11 10236 Tehama On the south edges of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  UCD135306  Equisetum arvense P. Thompson 1996-4-28 45 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  JEPS127255  Equisetum hyemale subsp. affine Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20696 Tehama About 100 yards west of Bg Leaf Pool, about 1 1/2 miles by trail to Highway 32. Comment
  CHSC66222  Eragrostis cilianensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7702 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 Comment
  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
  JEPS127175  Eragrostis pectinacea var. pectinacea Lowell Ahart, John Dittes 2016-8-25 21286 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  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
  OBI71987  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8890 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  SD211509  Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8890 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 Comment
  JEPS88135  Eremocarpus setiger Vernon H. Oswald and Lowell Ahart 1996-7-8 7955 Tehama NE of Red Bluff (bed of intermittent stream crossing the NE corner of BLM parcel along Hwy 36); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  UCD118267  Eriastrum brandegeeae Joyce Lacey; S. Morey 1982-6-10 s.n. Tehama On jeep trail about 3/4 mile in from Salt Creek Saddle; on Lodo Shale. Comment
  CHSC94551  Ericameria bloomeri Lowell Ahart 2006-9-9 13270 Tehama Edge of the dry meadow area, just west of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
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Oct 19 2009
  RSA739761  Ericameria greenei John Dittes, Josephine Guardino, L. Ahart 2003-8-23 804 Tehama Undesignated section, High N coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Eastern ridge of Mt. Linn. 0.2 air mile E by NE of Square Lake. 2145 Comment
  UC1609134  Ericameria greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5897 Tehama ridge running e Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UC1010353  Ericameria linearifolia Keith Wagnon 1953-5-9 12615 Tehama logging rd w Paskenta (in foothills, near 6 mi post but above rd) Comment
  RSA90482  Ericameria linearifolia Keith Wagnon 1953-5-9 12615 Tehama Logging road west of Paskenta in foothills at 6 mi post above the road Comment
  UC87262  Ericameria nauseosa var. speciosa T. S. Brandegee 1892-9-20 Tehama Yolla Bolly Mt. Comment
  RSA538989  Ericameria ophitidis L. C. Anderson, Kent Fish 1965-8-16 2935 Tehama East slope of Mount Tedoc, just below summit. 39 air miles west of Red Bluff. 1494 Comment
  JEPS76260  Erigeron compositus Todd Keeler-Wolf 1977-9-10 661 Tehama near summit Mt Linn; South Yolla Bolly Mountains 2459 Comment
  CAS-BOT-BC295157  Erigeron inornatus Mary Strong Clemens 1920-7-30 s.n. Tehama Mineral Comment
  UCD80052  Erigeron inornatus var. inornatus CNPS SN Foothill Team 2005-6-30 SNNR 0465 Tehama USFS Lassen National Forest, in the Ishi Wilderness area. 701 Comment
  RSA126015  Erigeron philadelphicus E. K. Balls 1957-5-23 22523 Tehama 10.1 miles SW along State hwy. 32 from jct. with State Hwy. 89 1037 Comment
  UC1037406  Eriogonum compositum var. compositum Douglas Barbe 1955-7-21 226 Tehama w shore of Square Lake Square Lake 2103 Comment
  CHSC91090  Eriogonum dasyanthemum D. Isle 1995-6-20 207 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1.8 mi. up Log Springs Rd. from Salt Creek CC (=0.15 mi. up from Wilder Pond), Nomlaki Trailhead Meadow. 633 Comment
  UC1736001  Eriogonum dasyanthemum Dean W. Taylor 1992-6-18 12802 Tehama Valentine Ridge, along Forest Road 25N01 Comment
  CAS-BOT-BC242619  Eriogonum dasyanthemum Thomas W. Nelson; Jane P. Nelson 1980-6-23 5861 Tehama Along Pettyjohn Rd. 1/2 mile east of junction with rd. to Saddlecamp 914 Comment
  HSC17410  Eriogonum dasyanthemum Larry Berti 1968-11-26 Tehama By Hwy. 5 overpass to Jelly's Ferry Comment
  SD211669  Eriogonum dasyanthemum Barbara Ertter, Brad Olson 1991-7-6 10452 Tehama Toomes Camp Road (M22), 9.3 miles west of Paskenta jct, ca. 25 airmiles west of Corning. 945 Comment
  SEINET1910011  Eriogonum dasyanthemum Barbara Ertter 1991-1 10791 Tehama sw Tehama Co.: Round Valley - Paskenta road (Rt M4) 12.2 mi W of Newville Road jct, ca 9 airmiles WSW of Paskenta 1219 Comment
  SEINET9004260  Eriogonum dasyanthemum B. Ertter 1991-1 10791 Tehama Round Valley, Paskenta Road (Rte M4), 12.2 miles W of Newville Road junction, ca 9 airmiles WSW of Paskenta. 1219 Comment
  UCD100295  Eriogonum libertini D. W. Taylor; G. L. Stebbins, L. R. Heckard 1972-6-17 1509 Tehama on Mt. Tedoc. 1371 Comment
  JEPS88134  Eriogonum luteolum Vernon H. Oswald and Lowell Ahart 1996-7-8 7958 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream crossing the n.e. corner of the parcel near its confluence with Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CHSC95195  Eriogonum marifolium R. D. Fischer 2005-8-1 842 Tehama Cascade Range High in Lassen National Volcanic Park. Specimen found along Ridge Lake Trail out of Sulfur Works. 1981 Comment
  UCD80664  Eriogonum nudum CNPS SN Foothill Team 2005-6-20 SNNR 0324 Tehama USFS, Lassen National Forest, along Mill Creek. 701 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
  CAS-BOT-BC261706  Eriogonum nudum var. oblongifolium R. E. Frenkel 1964-9-30 911 Tehama On California Hwy. 36, 4.3 miles west of Mineral 1356 Comment
  CHSC66635  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1996-7-15 8058 Tehama W side of Hwy. 32 at the bridge over the North Fork of Deer Creek, ca. 0.8 mi SW of Hwy. 36. 1389 Comment
  JEPS56541  Eriogonum plumatella W. G. Wright 1925-7-12 Tehama Mineral 2438 Comment
  CAS-BOT-BC269974  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta road 0.3 miles beyond Anthony Peak road junction, Mendocino National Forest, just within western boundary of Tehama County 1524 Comment
  UC1002622  Eriogonum spergulinum var. reddingianum Milo S. Baker and H. K. Wagnon 1953-7-11 12831 Tehama 1.9 mi above Whitlock Camp 1371 Comment
  UC1025125  Eriogonum spergulinum var. reddingianum Douglas Barbe 1955-7-17 207 Tehama 1 mi s on the county road Toomes Camp 1889 Comment
  CHSC90423  Eriogonum strictum var. greenei Niall McCarten; Roxanne Bittman 1986-6-15 5452 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 'Ovenlid,' S. side Rd. 25N29. 2011 Comment
  CHSC106849  Eriogonum tripodum Barbara Ertter; Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 853 Comment
  CHSC79077  Eriogonum tripodum L. P. Janeway 2000-6-30 6867 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  RSA0081460  Eriogonum tripodum Barbara J. Ertter, Brad Olson 1991-7-4 10205 Tehama Toomes Camp Rd (Mendocino FR 23N01) 8.4 mi W of Paskenta, ca 25 airmiles W of Corning. 854 Comment
  CAS-BOT-BC267486  Eriogonum umbellatum H. F. Copeland 1920-7-17 96 Tehama On top of Butt Mt 1828 Comment
  CHSC61434  Eriogonum umbellatum var. nevadense Vernon H. Oswald; Lowell Ahart 1993-8-18 5835 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Locally common along the rocky ridge S of the highest point. 2490 Comment
  CHSC108076  Eriogonum vimineum B. Castro; L. P. Janeway 2000-6-11 1279 Tehama Inner North Coast Ranges. Ca 30 mi W of Red Bluff, on NE end of Raglin Ridge, ca 0.8 air mi N of Pepperwood Spring. Along Raglin Ridge Rd directly above Salt Creek and overlooking N Fork Elder Ck to the N. 701 Comment
  CHSC77363  Eriogonum wrightii var. trachygonum Heidi West; Beth Hendrickson 1999-6-3 Tehama Vicinity of Salt Creek and Newville. On hills of conglomerate rock. 274 Comment
  CHSC32791  Eriophyllum lanatum var. achilleoides James Jokerst 1980-6-18 883 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  CHSC44188  Eriophyllum lanatum var. achilleoides Vernon Oswald 1988-6-27 3537 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolly Bolly-Middle Eel Wilderness w of Paskenta. 2133 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
  RSA724808  Eriophyllum lanatum var. grandiflorum L. Ahart 2006-8-15 13196 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  UC507151  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi w Mineral Comment
  CHSC40814  Erodium brachycarpum Pauleen Broyles 1983-3-25 861 Tehama The Nature Conservancy Vina Plains Preserve. A rise ca 100 meters n of barn in s pasture. 62 Comment
  HSC8503  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1866 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  HSC8511  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1864 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  CHSC102459  Erodium cicutarium L. P. Janeway 2009-6-21 9817 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 4.0 road km south of Hogback Road; where the road passes through an un-named short tributary (from the north) into Antelope Creek, near its head. 628 Comment
  UCD127481  Eryngium articulatum Brad D. Schafer 2005-7-29 166 Tehama 6.5 km southwest of Manton, CA and 0.5 km north of Manton Road near the Eagle Canyon Canal. 395 Comment
  CHSC116532  Eryngium castrense B. Castro 2012-7-19 1941 Tehama Sacramento Valley. N of Elder Creek, ca 0.26 mi W of the town of Gerber. In distrubed open area W of the railroad tracks and E of the Tehama-Colusa Canal, on flat to undulating grassland between vernal pools and swales. 44 Comment
  UCD21119  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 295 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW006. Comment
  CAS-BOT-BC54564  Erysimum capitatum John Thomas Howell 1960-8-19 36163 Tehama Brokeoff Mountain Trail. 2682 Comment
  CHSC54112  Erythranthe bicolor Vernon H. Oswald 1991-5-20 4603 Tehama Hwy 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  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
  CHSC89842  Erythranthe cardinalis Shirley Innecken; B. Castro 2001-6-11 Tehama Vicinity of Thomes Creek, Bennett Creek and Round Valley Rd. Near edge of Bennett Creek. 304 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
  CHSC84323  Erythranthe guttata Lowell Ahart 2003-8-11 10490 Tehama Near a small drainage, burned area on the west side of road M2, about 7.5 miles west of Paskenta. 702 Comment
  CHSC89841  Erythranthe guttata B. Castro; Shirley Innecken 2001-6-11 1266 Tehama Vicinity of Thomes Creek and Bennett Creek. In bottom of canyon. 301 Comment
  CAS-BOT-BC153599  Erythranthe moschata Susan W. Hutchinson 1933-7-23 5600 Tehama Near the Mineral entrance to Lassen National [Part] Park 1965 Comment
  CHSC42075  Erythranthe nasuta T. R. Fredricks 1986-4-7 127 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve, U.S.G.S. coordinates Richardson Springs. 67 Comment
  CHSC101191  Erythronium multiscapideum L. P. Janeway 2009-3-28 9679 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
  CHSC88843  Erythronium multiscapideum Pat Sater 2001-3-31 Tehama Tehama Wildlife Area. 0.5 mile south on Ishi Road past Antelope Creek Slab crossing, near a tributary creek. UTM: 10 0594425 E, 4453501 N. 411 Comment
  JEPS94747  Eschscholzia caespitosa Vernon Oswald and Lowell Ahart 1998-4-21 8930 Tehama w of Salt Creek Conservation Camp (Nomalaki Trail just n of Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond); Inner North Coast Ranges, Nomalaki Trail 548 Comment
  LA206221  Eschscholzia caespitosa Carl B. Wolf; 1937-5-16 8701 Tehama Red Bluff - Susanville Road, 2.3 mi. below Paynes Creek P. O 365 Comment
  JEPS51685  Eschscholzia lobbii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  UCD142601  Euphorbia maculata John Thomas Howell 1960-7-24 36004 Tehama 10 miles northeast of Red Bluff. Comment
  CDA23145  Euphorbia oblongata L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley; South side of Aramayo Way, 1.2 kilometers west of Highway 99 and 0.5 kilometers east of Sacramento River; between Los Molinos and Tehama. Comment
  CDA33320  Euphorbia oblongata Ed Finley & Dave Stoffel 2010-5-5 PDR# 1303787 Tehama In the vicinity of Los Molinos. In a field south of North Fork Mill Creek near Fox Street, west of State Route 99. 0 Comment
  CHSC96344  Euphorbia oblongata L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. Weedy strip between road and young walnut orchard. 62 Comment
  JEPS117887  Euphorbia oblongata John Dittes, Josephine Guardino 2005-4-13 1061 Tehama east bank of Sacramento River at southern edge of Mill Creek confluence Northern Sacramento Valley (sand bar in active floodplain of Sacramento River) 62 Comment
  CDA32789  Euphorbia oblongata Ed Finley, Dave Stoffel 2010-5-5 PDR# 1303788 Tehama In the vicinity of Los Molinos. In a field south of North Fork Mill Creek near Fox Street, west of State Route 99. 0 Comment
  UCD104401  Euphorbia serpillifolia Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6863 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  JEPS123943  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20407 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
  JEPS127131  Euphorbia serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2016-8-25 21293 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
  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
  JEPS94247  Euphorbia spathulata Vernon Oswald and Lowell Ahart 1998-5-14 9040 Tehama Highway 36 w of Red Bluff, 1.3 mi w of Cannon Road Red Bluff; Highway 36 274 Comment
  UC2027907  Euphorbia spathulata Barbara Ertter 1990-5-12 8930 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  CHSC94552  Eurybia integrifolia Lowell Ahart 2006-9-9 13258 Tehama Dry meadow area just west of the dirt road, about 100 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  UC86938  Eurybia radulina T. S. Brandegee 1892-9-20 Tehama Yolo Bola Mt. Comment
  SEINET9360797  Evax caulescens Unknown 1953-4-29 1153 Tehama 2mi N of Vina, along US Highway 99E. Growing at the edge and sides of vernal pool UC Davis Herbarium Comment
  UC1873701  Festuca bromoides Barbara Ertter with James R. Shevock 1993-4-30 11600 Tehama Jellys Ferry Road ca 1mile NNE of Interstate Highway 5 north of Red Bluff. Comment
  UCD32613  Festuca elmeri Beecher Crampton 1954-6-16 1980 Tehama Mendocino National Forest, 1 mile south of Hawell Saddle. 1828 Comment
  JEPS122131  Festuca perennis Lowell Ahart, John Dittes 2014-5-16 19490 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD32610  Festuca roemeri Beecher Crampton 1954-6-16 1976 Tehama Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 Comment
  UCSB63929  Festuca temulenta Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy 36 NE of RedBluff; T28N R3W SW1/4 SW1/4 Sect. 13; Cascade Range Foothills; Hog Lake Plateau 198 Comment
  CHSC117722  Fimbristylis autumnalis Lowell Ahart; John Dittes 2016-8-25 21282 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC55581  Fragaria virginiana K. R. Stern 1986-5-21 8297 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CAS-BOT-BC459446  Fragaria virginiana subsp. platypetala A. A. Heller 1928-5-30 14589 Tehama Mineral 1524 Comment
  CAS-BOT-BC447520  Fragaria virginiana var. platypetala C. R. Quick 1950-6-17 50 -26 Tehama Adjacent to Mill Creek Meadow, W of Gurnsey Camp Ground, Lassen National Forest Comment
  SEINET10690238  Frangula californica subsp. crassifolia Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 193 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4,Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  CAS-BOT-BC53827  Frangula californica subsp. tomentella Elmer I. Applegate s.n. Tehama Bennett Spring, southwest corner of Tehama county Comment
  CAS-BOT-BC53874  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
  UC2042816  Frangula californica subsp. tomentella Barbara Ertter 1990-5-12 8936 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Road) ca. 15 air miles WNW of Red Bluff, on Reed property. Comment
  UC1949126  Frasera albicaulis var. nitida Barbara Ertter with Brad Olson 1991-7-5 10323 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  RSA66362  Frasera speciosa P. A. Munz 1951-7-27 16972 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CAS-BOT-BC212400  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama Near 8 mi. post, logging road west of Paskenta Comment
  HSC21365  Fremontodendron californicum K. P. St. John 1965-5-7 36 Tehama 6 mi. E of Paynes Creek on Hwy. 36 Comment
  UC1010350  Fremontodendron californicum Milo S. Baker 1953-5-10 12649 Tehama logging road w of Paskenta (near 9 Mile Post on roadbank) Comment
  UC726962  Fremontodendron californicum A. A. Heller 1941-4-27 16084 Tehama near the top of the grade above the Paynes Creek Maintenance Station on State Highway #36 Paynes Creek Maintenance Station; State Highway #36 Comment
  CHSC105503  Fremontodendron californicum subsp. californicum Lowell Ahart; John Dittes 2010-7-17 16869 Tehama On dry rocky soil, south of the fence, about 130 yards southeast of the pond, south of the Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  CHSC64999  Fremontodendron californicum subsp. californicum Vernon H. Oswald; Lowell Ahart 1995-7-12 7007 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. 981 Comment
  CAS-BOT-BC136056  Fritillaria affinis A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  RSA90811  Fritillaria affinis Milo S. Baker, H. K. Wagnon 1953-5-10 12620 Tehama West of Paskenta, along logging road near 13 mile post Comment
  UC125004  Galium ambiguum subsp. ambiguum T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  CDA42143  Galium ambiguum subsp. ambiguum L. Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  RSA113946  Galium ambiguum subsp. ambiguum H. K. Sharsmith 1953-6-24 4350 -a Tehama Road to Ball Rock. 4.5 miles above Patton Mill. Mendocino National Forest. 1829 Comment
  CHSC54111  Galium andrewsii subsp. andrewsii Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4608 Tehama Raglin Ridge Rd, 3.2 miles south-southwest of Colyear Springs Rd, north-west of Paskenta. 792 Comment
  CDA42140  Galium andrewsii subsp. andrewsii L. Ahart 2001-6-8 8786 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC113924  Galium aparine Lowell Ahart 2014-5-8 19444 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
  CHSC60402  Galium aparine Mary Ann Showers 1992-6-26 2586 a Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  RSA26305  Galium bifolium Alice Eastwood, John T. Howell 1941-7-9 9786 Tehama Government Flat Comment
  UC1949250  Galium glabrescens Barbara Ertter 1990-7-16 9396 Tehama NW side of Mt Eddy SW of Weed, 1-2 mi E of Park Cr Trailhead (=crest of Rt 17) on S side of Deadfall VABM ridge Comment
  JEPS29540  Galium grayanum John Thomas Howell 1960-8-19 36135 Tehama Brokeoff Mountain trail Lassen Volcanic National Park 2438 Comment
  JEPS58895  Galium grayanum John Thomas Howell 1960-8-19 36135 Tehama Brokeoff Mountain trail Lassen Volcanic National Park 2438 Comment
  CHSC61705  Galium grayanum var. grayanum Vernon H. Oswald; Lowell Ahart 1993-9-2 5906 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  RSA67148  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16931 Tehama E slope of S Yolla Bolly. 2348 Comment
  RSA158039  Galium grayanum var. nanum J. M. Tucker, L. K. Mann 1959-7-19 3541 Tehama At summit. S Yolla Bolly Mtn. 2466 Comment
  CHSC67298  Galium murale James D. Jokerst 1983-5-10 1745 Tehama Wurlitzer Ranch E of Meridian Rd. 103 Comment
  CHSC113315  Galium parisiense Lowell Ahart; John Dittes 2014-5-17 19506 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
  JEPS88276  Galium parisiense Vernon H. Oswald and Lowell Ahart 1996-5-20 7565 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (near Hwy. 36 at n. tip of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 201 Comment
  HSC95529  Galium parisiense L. Ahart 2001-6-8 8784 Tehama E side of Rd. M2, 9 mi. W of Paskenta. 762 Comment
  UC54585  Galium trifidum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4353 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  RSA424757  Galium trifidum var. pacificum Aaron Liston, M. Blumler 1987-4-24 654 -13 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  CHSC115582  Galium triflorum Lowell Ahart; John Dittes 2015-8-5 20442 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC199057  Garrya congdonii Dr. C. H. Merriam 1916-9-11 s.n. Tehama Paskenta Grade 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
  UCD121085  Garrya congdonii Roman Gankin; W. R. Hildreth 1966-3-16 703 Tehama Toomes Camp Road, 8.7 miles west of Paskenta. Comment
  UCD80343  Garrya congdonii CNPS SN Foothill Team 2005-6-16 SNNR 0322 Tehama CDFG, Tehama Wildlife Area, on Durley Flat. 757 Comment
  CHSC55496  Garrya fremontii Vivian L. Long 1991-4-13 15 Tehama Ca. 1.4 km s of Digger Creek. 805 Comment
  SDSU7176  Garrya fremontii R. Dixon 1942-8-9 3324 Tehama Cobby Montain. 1524 Comment
  UC1122696  Garrya fremontii P. L. Johannsen 1936-8-20 990 Tehama 0.5 mi ne Colby Mtn.; Lassen National Forest, Paynes Creek Quad. 1645 Comment
  JEPS122129  Gastridium phleoides Lowell Ahart, John Dittes 2014-5-16 19493 Tehama About 2 miles east of the end of Lyon Cattle Road, about 4 miles (air) northeast of Los Molinos. Comment
  UC2031449  Gastridium phleoides Barbara Ertter with Brad Olson 1991-7-5 10296 Tehama Metzger Ranch at confluence of Big and Little Crane creek [=Stiver Ranch]. ca 15 air miles WNW of Red Bluff Comment
  JEPS115387  Gayophytum diffusum subsp. diffusum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16319 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  UCR17023  Gayophytum diffusum subsp. diffusum Harlan Lewis, M. Lewis 1962-8-15 1323 Tehama Hwy 36 at the junction with the road to Mill Creek, south of Mt. Lassen 1463 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
  RSA90813  Gayophytum diffusum subsp. parviflorum Milo S. Baker, H. K. Wagnon 1953-7-11 12828 Tehama 1.9 miles above Whitlock Camp. 1372 Comment
  CHSC105636  Gayophytum heterozygum Lowell Ahart; John Dittes 2010-10-4 17276 Tehama 50 yards southwest of a meadow, on the west bank of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  CHSC115694  Gentiana newberryi var. tiogana L. P. Janeway; B. Castro 2015-8-12 11835 Tehama High Cascade Range. Dryish north edge of a large flat meadow on the northwest side of Wilson Lake. 1609 Comment
  JEPS117394  Gentiana newberryi var. tiogana Lowell Ahart, John Dittes 2010-10-4 17275 Tehama East edge of a meadow, about 30 yards northeast of the deep gulley, about 200 yards southeast of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millc 1475 Comment
  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
  SD211656  Gilia capitata subsp. capitata Barbara Ertter 1991-5-18 9844 Tehama Rosewood Ranch on Salt Creek, ca. 17 airmiles westnorthwest of Red Bluff, ca. 0.5 mile south of Highway 36 along creek. 244 Comment
  JEPS101681  Gilia sinistra subsp. pinnatisecta Dean W. Taylor 1997-7-18 16132 Tehama Ball Rock 1981 Comment
  HSC1754  Gilia tricolor Larry Berti 1969-3-21 42 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  CHSC68580  Githopsis pulchella subsp. campestris Vernon H. Oswald; Lowell Ahart 1997-5-14 8452 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 19.5 mi south of Plum Creek Rd., 0.8 mi north of the bridge on Mill Creek at Black Rock. 725 Comment
  UCD80200  Githopsis pulchella subsp. campestris CNPS SN Foothill Team 2005-6-29 SNNR 0374 a Tehama USFS Lassen National Forest, west of Steep Hollow. 1023 Comment
  JEPS126584  Githopsis specularioides Lowell Ahart, John Dittes 2016-6-22 21041 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
  JEPS97232  Githopsis specularioides Vernon H. Oswald and L. Ahart 1995-4-25 6690 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  SEINET10464596  Githopsis specularioides A. Arthur Heller 1916-4-20 Heller 12327 Tehama 2 miles south of Red Bluff in low places in a grain field Comment
  CHSC112592  Glinus lotoides Lowell Ahart 2013-9-17 19037 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS116116  Glyceria borealis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16344 Tehama On wet dark soil (humus), drying pond, west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mi 1493 Comment
  CHSC113281  Glyceria declinata Lowell Ahart; John Dittes 2014-5-18 19513 Tehama Along ditch, where poor dirt road fords water ditch, 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
  CHSC96614  Glyceria declinata Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13608 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
  CDA28226  Glyceria elata B. Stroup Tehama 0 Comment
  HSC74826  Glyceria striata J. P. Smith, Thomas W. Nelson 1978-7-22 10014 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CAS-BOT-BC302590  Gnaphalium palustre John Thomas Howell 1960-8-18 s.n. Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CHSC64817  Gnaphalium palustre Vernon H. Oswald 1995-6-4 6822 Tehama Dales Lake Ecological Reserve. W side Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station. ca. 14 mi ne of Red Bluff. Along the edge of Pool 19, w of the borrow pit. 213 Comment
  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
  JEPS96010  Gratiola ebracteata Vernon H. Oswald and Lowell Ahart 1996-4-29 7470 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning; Northwest side of Sacramento Valley, Valley and Foothills Grassland, Stream near the W boundary 103 Comment
  CHSC64825  Gratiola heterosepala Vernon H. Oswald 1995-6-4 6825 Tehama W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 213 Comment
  CAS-BOT-BC304913  Grindelia hirsutula F. P. Cronemiller 1923-9-13 831 Tehama Sugarfoot Glade 1219 Comment
  CAS-BOT-BC304914  Grindelia hirsutula Alice Eastwood 1912-8-22 s.n. Tehama Payne Creek, Lassen Butte Region Comment
  CHSC64818  Grindelia hirsutula var. davyi Vernon H. Oswald 1995-6-4 6830 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the edge of Manton Rd. just s of Inks Creek Rd. 213 Comment
  CAS-BOT-BC231119  Hackelia amethystina Douglas Barbe; Milo S. Baker 1955-7-22 240 Tehama About 0.5 mile from the Jeep road, W of Oven Lid, on the trail to Square Lake 2072 Comment
  CAS-BOT-BC231137  Hackelia amethystina Clare R. Wheeler; J. Cook 1981-6-17 2437 Tehama Mendocino National Forest. E of Uhl Peak, W of Government Flat 1950 Comment
  CHSC78376  Hackelia bella Vernon H. Oswald 2000-6-26 9934 Tehama Forest Rt. 35 6.5 mi west of Stuart Gap. 1597 Comment
  CHSC61409  Hackelia californica Vernon H. Oswald; Lowell Ahart 1993-8-18 5837 Tehama Lassen Volcanic National Park. Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  JEPS67923  Hackelia californica Jos. Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  POM252794  Hackelia californica A. A. Heller 1938-7-28 15291 Tehama On the Mineral-Lassen National Park Highway. 1768 Comment
  HSC95691  Hackelia setosa Vernon H. Oswald, L. Ahart 1997-7-7 8665 Tehama Near the NE corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi. N of Tomhead Saddle 1677 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
  CHSC90432  Helianthella californica var. nevadensis Niall McCarten; Roxanne Bittman 1986-6-15 5378 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W of Johnson cabin. 1280 Comment
  RSA105344  Helianthella californica var. nevadensis G. D. Barbe 1955-7-17 216 Tehama 1 mile E of Howell Camp on the county road. 1890 Comment
  RSA93029  Helianthella californica var. nevadensis Milo S. Baker, H. K. Wagnon 1954-7-11 13032 Tehama A mile of so above Whitlock Camp on county road. Comment
  CHSC80594  Helianthus bolanderi Vernon H. Oswald; Lowell Ahart 2001-6-5 10041 Tehama Raglin Ridge Rd 0.6 mi east of the North Fork of Elder Creek. 426 Comment
  CHSC117717  Heliotropium europaeum Lowell Ahart; John Dittes 2016-8-25 21291 Tehama Along roads, about 50 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
  CHSC66188  Heliotropium europaeum Vernon H. Oswald; Lowell Ahart 1996-6-3 7701 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 0.3 mi downstream from the old bridge site. 103 Comment
  CHSC77750  Heliotropium europaeum B. Castro; H. West 1999-6-1 948 Tehama About 22 air miles W of Orland, vicinity of Newville and N. Fk Stony Creek. Several ft from water. 193 Comment
  CHSC96666  Heliotropium europaeum Lowell Ahart 2007-5-8 13731 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS117393  Heliotropium europaeum Lowell Ahart, John Dittes 2010-10-4 17281 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
  JEPS118029  Heliotropium europaeum Lowell Ahart, John Dittes 2011-6-9 17471 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  JEPS121162  Heliotropium europaeum Lowell Ahart 2013-8-2 18991 Tehama Bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  RSA0114937  Heliotropium europaeum Lowell Ahart 2013-8-2 18991 Tehama Gravel on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northeast of Orland. 136 Comment
  UCD119457  Heliotropium europaeum Ray Evans 1957-9-10 s.n. Tehama 5 miles north of Paskenta, on the road to Red Bluff. Comment
  UCD119458  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 mi. w. of old Hwy 99, n.w. of Red Bluff. Comment
  UCSB8500  Heliotropium europaeum Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta; 13 miles west of Corning 152 Comment
  CAS-BOT-BC313472  Hemizonella minima Walter Knight; Irja Knight; G. Ledyard Stebbins 1968-7-6 2566 Tehama 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
  UC1023455  Hemizonella minima Milo S. Baker and H. K. Wagnon 1959-6-21 12769 Tehama logging road w Paskenta (above 15 mi post, w Tehama County) Comment
  JEPS106297  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta 543 Comment
  CHSC108053  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2011-9-27 10747 Tehama Inner North Coast Ranges. 3.7 air km southwest of Paskenta;along Round Valley Road 1.6 road km north-northeast of Newville Road (Garland Road). 311 Comment
  CHSC51998  Hemizonia congesta subsp. luzulifolia Pauleen Broyles 1987-11-4 1094 Tehama The Nature Conservancy Vina Plains Preserve. Along Sheep Camp Ditch, in central pasture. Comment
  SEINET11844255  Hemizonia fitchii Unknown 1982-1 772 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  CDA3421  Herniaria hirsuta subsp. cinerea J. T. Howell 1960-7-24 36000 Tehama Paynes Creek Comment
  CHSC66482  Herniaria hirsuta subsp. hirsuta Vernon H. Oswald; Lowell Ahart 1996-5-20 7604 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 158 Comment
  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
  CHSC65754  Hesperevax acaulis var. robustior Vernon H. Oswald; Lowell Ahart 1996-4-8 7323 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  RSA565085  Hesperevax acaulis var. robustior D. W. Taylor 1993-4-28 13369 Tehama N Fork Hall Creek, 4 miles upstream from interstate 5. 137 Comment
  CHSC48461  Hesperochiron pumilus Vernon Oswald 1986-3-27 1060 Tehama Belle Mill (Hogsback) Rd. 1.2 mi w of Finley Lake, 0.1 mi e of Lassen National Forest boundary. 792 Comment
  CHSC53955  Hesperochiron pumilus Vernon H. Oswald 1991-4-30 4542 Tehama Hwy. 36, 6.3 miles east of Paynes Creek, 3.6 miles west of Ponderosa Way. 893 Comment
  JEPS87191  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
  CHSC78855  Hesperolinon disjunctum Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
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  UC1212494  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4025 Tehama County road to Ball Rock just without boundary of Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC1212495  Hesperolinon disjunctum Helen K. Sharsmith 1951-7-12 4021 Tehama Paskenta-Colyer Springs road 3.7 mi se Franklin Point road (about 27 mi nw of Paskenta); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  UC2031483  Hesperolinon micranthum Barbara Ertter with Brad Olson 1991-7-5 10293 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  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
  JEPS13944  Hesperolinon tehamense Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5357 Tehama 11.3 mi nw (by road) Paskenta 1097 Comment
  SBBG119779  Hesperolinon tehamense L. Ahart 2004-6-11 11047 Tehama N side of the Nomalaki Trail, ca. 0.25 mi N of Bowers Crk, ca. 1 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 582 Comment
  SD211625  Hesperolinon tehamense Barbara Ertter, Brad Olson 1991-7-4 10202 Tehama Toomes Camp Road (Mendocino FR 23N01) 7.0 miles West of Paskenta, circa 23 airmiles West of Corning, near streamlet 609 Comment
  RSA0004099  Hesperolinon tehamense H. K. Sharsmith 1951-7-11 4018 Tehama Covelo-Paskenta road 11.1 miles west of Paskenta, Mendocino National Forest 1159 Comment
  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
  CHSC88977  Heteromeles arbutifolia Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. At the Rock Wall on Powerline Road. UTM: 10 0591363 E, 4446370 N. 640 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
  HSC74956  Heuchera micrantha J. P. Smith, Thomas W. Nelson 1979-6-24 10173 Tehama Shasta-Trinity National Forest. Wells Creek Camp 1311 Comment
  UC1609142  Heuchera micrantha Vernon H. Oswald and Lowell Ahart 1993-9-2 5915 Tehama 20 mi (air) nw of Paskenta (ridge running e from Mt. Linn); South Yolla Bolly Mtns 2438 Comment
  CHSC68703  Heuchera micrantha var. erubescens Vernon H. Oswald; Lowell Ahart 1997-5-14 8440 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  CHSC44233  Heuchera micrantha var. pacifica Vernon Oswald 1988-7-12 3564 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
  UCD80071  Hieracium albiflorum CNPS SN Foothill Team 2005-6-23 SNNR 0394 Tehama USFS Lassen National Forest. 908 Comment
  UCD80073  Hieracium albiflorum CNPS SN Foothill Team 2005-6-28 SNNR 0512 Tehama USFS Lassen National Forest. 996 Comment
  CHSC48167  Hieracium greenei Vernon Oswald 1984-7-16 1603 Tehama 29N22, 3.1 mi w of Hwy 89 (to Lassen Park). 1828 Comment
  CHSC64946  Hieracium greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7057 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 41, 4.0 mi N of its junction with Forest Road 28N36 (N of Stuart Gap). 1170 Comment
  CHSC48168  Hieracium horridum Vernon Oswald 1984-7-16 1606 Tehama 29N22, 3.1 mi w of Hwy 89 (to Lassen Park). 1828 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-BC149914  Holodiscus discolor H. F. Copeland 1920-7-17 98 Tehama On top of Butt Mt. 1828 Comment
  CHSC118585  Holodiscus discolor var. glabrescens L. P. Janeway 2016-9-6 12170 Tehama High North Coast Ranges. Saddle 2.3 air-km west of North Yolla Bolly; Pettyjohn Meadow. 2170 Comment
  UCD113390  Holodiscus discolor var. glabrescens John Thomas Howell 1960-8-19 36198 Tehama Summit ridge, Brokeoff Mountain. 2804 Comment
  JEPS97280  Holodiscus microphyllus var. glabrescens Lowell Ahart 1995-10-3 7655 Tehama about 1 3/4 mi (air) NE of Jonesville ( along Willow Creek, about 6 1/2 mi(air) NE of Butte Meadows) 1645 Comment
  CHSC44301  Hordeum brachyantherum subsp. californicum V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3373 Tehama M2 (23N01) 9.4 mi (odometer) w of Paskenta. 853 Comment
  CHSC66099  Hordeum marinum subsp. gussoneanum Vernon H. Oswald; Lowell Ahart 1996-5-27 7648 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd NW of Corning. On bed of a pool along the pipeline ca. 0.1 mi N of the S boundary. 102 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
  CHSC89012  Hordeum murinum A. Peterson 2003-3-29 26 Tehama Hwy 36 about 6 1/2 miles east of Red Bluff. About 1/2 mile east of Hog Lake Plateau. On road edge. 274 Comment
  SEINET10662619  Hordeum murinum subsp. leporinum Lowell Ahart 2007-5-8 Ahart 13753 Tehama T27N, R4W, north half of Section 4. Along flood plane of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highways 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS106294  Horkelia californica subsp. dissita Lowell Ahart 2004-6-11 11038 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  UC54360  Horkelia fusca subsp. tenella H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4392 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  UC625495  Horkelia fusca subsp. tenella Frank W. Gould 1938-6-26 469 Tehama just w Plumas Co. Line (near hwy 89) 1554 Comment
  CHSC55582  Horkelia tridentata K. R. Stern 1986-5-21 8307 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  POM224395  Horkelia tridentata H. P. Bracelin 1931-5-30 370 Tehama Meadow on Mill Creek, 1 mile W of Mineral Comment
  CAS-BOT-BC540023  Horkelia tridentata var. tridentata James R. Shevock; David Isle 1985-6-22 11268 Tehama Northern Coast Ranges, Mendocino National Forest. along forest road 23N60 between Anthony Peak and Wells Cabin Meadow. 1900 Comment
  CHSC117736  Horkelia tridentata var. tridentata Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21355 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1474 Comment
  CHSC14104  Hosackia oblongifolia var. oblongifolia L. V. Ritter 1969-6-15 357 Tehama Ca. .4 mi w of Soda Springs Campground, ca. 200 yds s of Hwy 32. Comment
  CHSC68947  Hosackia oblongifolia var. oblongifolia Vernon Oswald; Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CHSC90444  Hydrophyllum occidentale Niall McCarten; Roxanne Bittman 1986-6-16 5425 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  CHSC48478  Hypericum anagalloides Vernon Oswald 1984-6-19 1297 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. Growing on an open, springy slope. 1414 Comment
  JEPS66778  Hypericum anagalloides W. L. Jepson 1929-9-27 15287 Tehama Manton 853 Comment
  JEPS96048  Hypericum anagalloides Vernon H. Oswald and Lowell Ahart 1996-9-4 8249 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 1828 Comment
  CHSC117723  Hypericum mutilum subsp. mutilum Lowell Ahart; John Dittes 2016-8-24 21260 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
  CHSC66104  Hypochaeris glabra Vernon H. Oswald; Lowell Ahart 1996-4-29 7485 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Collected near the farm pond located on the S boundary. 105 Comment
  JEPS97444  Idahoa scapigera Vernon H. Oswald and L. Ahart 1995-3-6 6505 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  CHSC68604  Iris tenuissima subsp. purdyiformis Vernon H. Oswald; Lowell Ahart 1997-5-14 8422 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek. 1030 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
  CHSC81195  Isoetes howellii J. Trizzino 2001-4-17 31 Tehama Hog Lake Plateau off Highway 36. 268 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
  UCD21100  Isoetes howellii Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 276 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  RSA268974  Isoetes howellii J. R. Reeder, C. G. Reeder 1975-6-4 6675 Tehama ca. 4 miles SW of Dales - ca. 11 miles NE of Red Bluffs. 274 Comment
  UCD169425  Isoetes nuttallii Lowell Ahart 2004-4-29 10782 Tehama About 7 miles (air) southwest of Paskenta, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 1/2 mile northwest of Bowers Creek, about 10 yards west of the Nomalaki Trail. 571 Comment
  JEPS88061  Isoetes orcuttii Vernon H. Oswald and Lowell Ahart 1996-4-15 7369 Tehama nw of Corning (CDFG parcel on s side of Gyle Rd); Sacremento Valley, Thomes Creek Ecological Reserve 106 Comment
  HSC75380  Ivesia gordonii var. alpicola J. O. Sawyer, K. A. Sawyer 1980-6-18 3447 Tehama S of N Yolla Bolly Peak. 2348 Comment
  CHSC93643  Juglans californica var. hindsii Paul Kirk; Joe Silveira 2001-10-22 14 Tehama North end of Mooney Island Unit of Sacramento National Wildlife Refuge. 30 Comment
  HSC32644  Juglans hindsii Gary S. Lester 1974-4-20 113 Tehama Woodson Bridge State Rec. Area, 1 mi. E of Corning, Sacramento River flood plain 61 Comment
  JEPS110159  Juncus balticus var. balticus Lowell Ahart 2006-7-25 13082 Tehama On the northeast edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS115390  Juncus bufonius var. bufonius Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16338 Tehama West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lass 1493 Comment
  CHSC65771  Juncus capitatus Vernon H. Oswald; Lowell Ahart 1996-4-8 7337 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the drying soil of a jeep trail crossing blue oak savanna at this location. 143 Comment
  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
  UCD80373  Juncus dubius CNPS SN Foothill Team 2006-6-6 SNNR 1247 Tehama TNC Pelton Ranch. 507 Comment
  JEPS117664  Juncus effusus subsp. pacificus Lowell Ahart, John Dittes 2010-7-17 16864 Tehama On damp red soil, seep, about 20 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  CHSC90401  Juncus ensifolius Niall McCarten; Roxanne Bittman 1986-6-14 5326 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  CHSC76859  Juncus exiguus L. P. Janeway; B. Castro 1999-8-22 6529 Tehama High North Coast Ranges. Small 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
  JEPS110166  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Just W of the dirt road, E of Colby Creek, near large man made piles of soil and rock, about 1 3/4 miles (air) NE of Butte Meadows. 1503 Comment
  UC1748341  Juncus laccatus L. P. Janeway and B. Castro 1999-8-24 6548 Tehama High North Coast Ranges. At Willow Spring; 1.6 mi east of Buck Rock between Forks Ridge and Short Ridge. 1737 Comment
  NY247663  Juncus leiospermus A. A. Heller 1916-4-20 12326 Tehama 2 miles south of Red Bluff in low places in a grain field. Comment
  RSA794387  Juncus marginatus P. F. Zika 2011-7-4 25507 Tehama West side of Wildcat Road, 0.4 road miles south of bridge over Battle Creek. Cascade Range Foothills. 320 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
  RSA718740  Juncus nevadensis L. Ahart 2006-7-25 13078 Tehama In a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1519 Comment
  JEPS106084  Juncus oxymeris Lowell Ahart 2004-6-11 11034 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  JEPS67060  Juncus oxymeris W. L. Jepson 1938-6-10 18979 Tehama 6 mi s Red Bluff; Coyote Creek 91 Comment
  CHSC105526  Juncus tenuis Lowell Ahart; John Dittes 2010-7-17 16862 Tehama On damp red soil, seep, about 10 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  JEPS117701  Juncus tenuis Lowell Ahart, John Dittes 2010-7-17 16862 Tehama On damp red soil, seep, about 10 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  CDA39257  Juncus tenuis G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2670 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  CDA34213  Juncus trilocularis L. Ahart, J. Dittes 2010-7-17 16884 Tehama On the north side of Ponderosa Way, about 1,910 feet south of Bluff Springs, 4.1 miles (air) southeast of Manton, 2.8 miles (air) north of Highway 36. Comment
  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
  UCD142846  Juncus uncialis John Thomas Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  CHSC78052  Juniperus californica Alexsis Davie; K. Schierenbeck 1999-5-7 50 Tehama Dye Creek Preserve, off of Hwy 99. 106 Comment
  UCR95627  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama c. half way between Red Bluff & Dales. Comment
  SEINET11054088  Juniperus occidentalis var. australis D. Charlet, R. Tausch 1995-9-29 2222 Tehama Yolla Bolly Mountains, hill above Robinson Creek at intersection of Opium Blade Ridge and Devils Hole Ridge, at intersection of Tehama and Trinity counties. 1890 Comment
  CAS-BOT-BC236787  Keckiella breviflora Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff 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
  CHSC77795  Keckiella corymbosa B. Castro; L. P. Janeway 1999-6-21 989 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CHSC64995  Keckiella lemmonii Vernon H. Oswald; Lowell Ahart 1995-7-12 6993 Tehama Inner North Coast Range. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 2.5 mi S of Hwy. 36. 871 Comment
  JEPS106177  Keckiella lemmonii Lowell Ahart 2004-6-11 11029 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  UC728682  Keckiella lemmonii Milo S. Baker 1943-8-8 10643 Tehama 0.25 mi e Government Flat (near highway) Comment
  CHSC66127  Koeleria phleoides Vernon H. Oswald; Lowell Ahart 1996-4-29 7474 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the edge of the intermittent stream near the W boundary. 103 Comment
  CHSC82321  Koeleria phleoides Lowell Ahart 2002-4-27 9555 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
  CHSC115805  Lactuca serriola Lowell Ahart; John Dittes 2015-8-5 20430 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC340509  Lactuca serriola John Thomas Howell 1960-8-20 36244 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC341376  Lagophylla glandulosa Louis C. Wheeler 1935-5-23 3520 Tehama 9 mi. E Newville on Orland-Newville Road 121 Comment
  JEPS107100  Lagophylla glandulosa Barbara Ertter 1991-7-5 10294 Tehama Metzger Ranch, at the confluence of Big and Little Crane Creeks (=Stiver's Ranch), ca 15 air mi WNW of Red Bluff; SW corner of ranch. 213 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
  UC980574  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama roadside a mile or so e Paskenta (west Tehama County) Comment
  JEPS120468  Lagophylla glandulosa David Isle, Ronda Isle 2011-10-19 1948 Tehama On S edge of Black Butte Road ~ 2 mi. NE of Jct. w/ Newville Rd. (~ 1/2 way between Newville and Corning.) Comment
  JEPS19949  Lagophylla glandulosa R. F. Hoover 1940-9-22 4616 Tehama ne of Red Bluff Comment
  UC360286  Lagophylla glandulosa E. B. Babcock 1928-6-27 188 Tehama from 4 to 7 mi e Payne's Creek (along road from Red Bluff to Susanville) Comment
  CHSC48172  Lagophylla minor Vernon Oswald 1986-4-1 1063 Tehama Round Valley Rd. (M4) 0.7 mi e of Bennett Creek. Roadside. 731 Comment
  UCR47728  Lagophylla minor C. B. Wolf 1937-5-15 08675 Tehama Inner North Coast Range, 2 mi. below Mud Flat on Paskenta to Covelo Road 457 Comment
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Jan 7 2013
  SD74668  Lagophylla ramosissima Helen V. Witham 1969-10-4 541 Tehama Blue Tent Creek at confluence with Sacramento River. 130 Comment
  UC1618415  Lagophylla ramosissima Barbara Ertter 1991-9-2 10779 Tehama 2.8 mi w of Log Spring Creek (15 air mi wsw of Paskenta, Round Valley - Paskenta Road (Rt M4), sw Tehama County); Rt M4 1524 Comment
  HSC90053  Lasthenia californica Rohmer, Grefsrud, Reed 1990-3-31 18 Tehama Next to Hwy. 36, 3 mi. E of Road A-5 229 Comment
  JEPS21629  Lasthenia californica subsp. californica Rimo Bacigalupi with Dr. and Mrs. H. L. Mason Apr 22 1958-Apr 23 1958 6288 Tehama about 2 mi w Kirkwood (about one-half mi w of US Hwy 99, about 7 mi s of Corning); Kirkwood plains 82 Comment
  SJSU11855  Lasthenia californica subsp. californica H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson Comment
  CHSC79094  Lasthenia fremontii B. Castro; L. P. Janeway 2000-4-5 1054 Tehama Vicinity of Orland; on terrace adjacent to Rice Creek. 109 Comment
  RSA585985  Lasthenia fremontii Adree M. Desrochers 1988-4-19 299 Tehama Near Red Bluff. Along Road 36; 1.8 km from intersection 99 and 36. Comment
  CHSC64693  Lasthenia glaberrima Vernon H. Oswald 1995-5-2 6705 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (collected on the w side). 213 Comment
  JEPS88501  Lasthenia glaberrima Vernon H. Oswald and Lowell Ahart 1996-4-15 7375 Tehama CDFG parcel on s side of Gyle Rd. nw Corning (on drying edge of deep pool along the pipline ca. 0.3 mi n of s boundary, nw side of Valley); Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  JEPS9805  Lasthenia gracilis Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta Comment
  CHSC67169  Lasthenia platycarpha James D. Jokerst 1984-3-17 1938 Tehama Wurlitzer Ranch on the E side of Meridian Rd., plains S of Zimmershed Creek ca. 0.3 mi E of Meridian Rd. 91 Comment
  CAS-BOT-BC370751  Lasthenia platycarpha A. A. Heller 1918-4-21 12996 Tehama along the State Highway 7 miles south of Corning. 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
  HSC82163  Lathyrus polyphyllus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4921 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  HSC79321  Layia fremontii John L. Heywood, D. H. Norris 1968-3-31 1851 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  JEPS81100  Layia fremontii J. L. Heywood and D. H. Norris 1968-3-31 1851 Tehama 56 mi e Shasta County line (Calif. Hwy. 36, along road in open Oak Parkland) Comment
  UCD126395  Legenere limosa Carol W. Witham 1993-5-10 469 Tehama 12 air miles northeast of Red Bluff; Dales Lake along Manton Road (County Road A6) 1.5 road miles north of junction with Highway 36. 213 Comment
  UCD138115  Lemna minor Jim Arthur 1964-5-11 35 Tehama in Corning Canal. Beside US Highway 99 West, around 5 miles south of Red Bluff. 85 Comment
  CHSC117171  Lepidium campestre Lowell Ahart; John Dittes 2016-6-22 21035 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 911 Comment
  CDA3778  Lepidium campestre P. Muth 1960-4-25 Tehama South of Cottonwood, Gene Burrill property. 0 Comment
  HSC1759  Lepidium nitidum Larry Berti 1969-3-19 36 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
  HSC27266  Lepidium nitidum J. P. Smith 1972-3-23 5099 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  HSC49143  Lepidium nitidum J. O. Sawyer, R. J. Cole 1979-3-11 3332 Tehama Vina Plains, Hwy. 99 at intersection with Lassen Rd. Comment
  CHSC65661  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. Approximate center of the parcel 0.6 mi S of Gyle Rd., 0.5 mi E of the dirt lane along the W side of the parcel. On the banks of the intermittent stream crossing the preserve. 99 Comment
  JEPS53742  Lepidium strictum W. L. Jepson 1899-4-27 13359 Tehama Greasewood Hills Yollo Bolly Mts. Comment
  CHSC87310  Leptosiphon bicolor Lowell Ahart 2004-4-29 10801 Tehama On the east side of an unnamed lake, west of the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 564 Comment
  CHSC53971  Leptosiphon bolanderi Vernon H. Oswald 1991-4-30 4539 Tehama Hwy 36, 1.0 mile east of Paynes Creek. Roadside outcrop. 627 Comment
  CHSC64551  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1995-4-3 6577 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 a bank bordering the intermittent stream at the pile of discarded powerline insulators, ne of the northern cluster of pools. 207 Comment
  CHSC83399  Leptosiphon bolanderi L. P. Janeway; Shirley Innecken 2002-3-21 7454 Tehama Inner North Coast Ranges. Vicinity of Benner Creek, Thomes Creek, and Round Valley Road. 313 Comment
  RSA93135  Leptosiphon bolanderi Milo S. Baker 1953-4-26 12540 Tehama 5 mi W of Paskenta along road of Crane Lumber Co at a burn. Elevation not much higher than Paskenta. Comment
  SJSU8711  Leptosiphon ciliatus R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral Comment
  UCD80633  Leptosiphon ciliatus CNPS SN Foothill Team 2005-5-17 SNNR 0195 c Tehama TNC, Dye Creek Preserve. 235 Comment
  UCSB63937  Leptosiphon ciliatus Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N, R3W, SE1/4, NW1/4, Sect. 13; Cascade Range Foothills; above Paynes Creek 152 Comment
  CHSC65767  Leptosiphon filipes Vernon H. Oswald; Lowell Ahart 1996-4-8 7335 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E side of a plateau on the E side of Paynes Creek N of the Sacramento River. 106 Comment
  UCD80630  Leptosiphon filipes CNPS SN Foothill Team 2006-4-19 SNFN 0445 b Tehama Wurlitzer Ranch (private), just north of a seasonal creek, which feeds into Pine Creek west of the plot. 164 Comment
  RSA93379  Leptosiphon latisectus Milo S. Baker 1953-5-10 12616 Tehama Logging road W of Paskentia near 10 mile post Comment
  UCD118971  Leptosiphon nuttallii S. P. Lynch 1973-6-9 296 Tehama on Tedoc Gap Road, around west side of Tedoc Mountain. Comment
  CHSC63411  Leptosiphon nuttallii subsp. howellii Vernon H. Oswald 1994-6-11 6268 Tehama Tedoc Rd. (Forest Rd. 45) 4.5 mi S of Pattymocus Lookout Rd., 1.5 mi N of Tedoc Gap, W of Red Bluff and S of Platina. Roadside bank. 1396 Comment
  CHSC65226  Leptosiphon nuttallii subsp. howellii V. Parker 1992-7-8 11 -7 Tehama Shasta-Trinity National Forests. Yolla Bolla Ranger District N. Near Unit 14 Cold Fork Timber Sale. Comment
  CHSC78685  Leptosiphon parviflorus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  UCD35609  Lessingia nana Beecher Crampton 1958-8-12 5071 Tehama 3.5 miles north of Cana, near junction of Cana Rd. with US Hwy. 99E. Comment
  CHSC102319  Lessingia nemaclada L. P. Janeway 2009-6-21 9820 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 2.4 road km east of Ishi Road. 686 Comment
  OBI82801  Lessingia nemaclada Robert L. Johnson, Mikel R. Stevens 2015-7-10 3947 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  RSA181936  Lessingia nemaclada Willard Spence 1960-9-7 622 Tehama 0.7 miles north of Paynes Creek on South Lanes Valley Road. Paynes Creek is northeast of Red Bluff 564 Comment
  RSA67480  Ligusticum californicum P. A. Munz 1951-7-18 16692 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  LA22068  Lilium pardalinum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CHSC53967  Limnanthes floccosa subsp. floccosa Vernon H. Oswald; Lowell Ahart 1991-4-16 4507 Tehama Red Bank Rd, 2.8 mi north of Colyear Springs Rd, north of Paskenta. 292 Comment
  CHSC55503  Limnanthes floccosa subsp. floccosa Vivian L. Long 1991-4-4 8 Tehama Ca 2 m west of Hwy A6, 1.6 km north of Hwy 36, ca 0.8 km south of Dales Lake. 203 Comment
  CHSC96247  Limnanthes floccosa subsp. floccosa Jenny Marr 2006-7-1 224 Tehama Located in the north valley, north of Chico, on the Howard Wurlitzer Ranch. Access was from Meridian Road then right onto Barber Road. Collection site was nw of Bell Ranch and east of Campbellville Road. 121 Comment
  JEPS97480  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and L. Ahart 1995-3-19 6527 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  JEPS47350  Limnanthes striata L. R. Heckard and Robert Ornduff 1966-4-29 1507 Tehama just se Beegum (along road to Red Bluff) Comment
  JEPS58224  Linanthus bicolor W. L. Jepson 1899-4-25 20921 a Tehama near Rosewood (Stiver's Ranch, hills of Crane Creek); Crane Creek Comment
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Jul 31 2009
  JEPS58243  Linanthus bicolor Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road, sw Tehama County) Comment
  JEPS101666  Linanthus bolanderi Dean W. Taylor 1997-7-24 16144 b Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  UC556439  Linanthus bolanderi Rimo Bacigalupi 1934-5-29 2409 Tehama on road from Paskenta to Covelo (at very foot of Paskenta grade, in w Tehama County) Comment
  JEPS58314  Linanthus ciliatus Jos. Grinnell 1927-6-16 Tehama Battle Creek Meadow 1524 Comment
  CHSC53972  Linanthus dichotomus Vernon H. Oswald; Lowell Ahart 1991-4-16 4503 Tehama Red Bank Rd, 2.0 mi north of Colyear Springs Rd, north of Paskenta. 286 Comment
  UC54534  Linanthus harknessii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4370 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1148887  Linanthus harknessii Milo S. Baker 1940-8-13 9821 Tehama Murphy's Government Flat Comment
  RSA281208  Linaria dalmatica T. C. Fuller 1968-9-17 17613 Tehama In yard and fencerow of the house opposite the w. end of the school yard, Scenic Ave., Mineral. Comment
  CDA6377  Linaria vulgaris T. C. Fuller 1968-9-17 17614 Tehama At the south side of the house, opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  HSC95419  Lindernia dubia L. Ahart, John Dittes 2003-9-17 10592 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  JEPS104237  Lipocarpha aristulata Lowell Ahart 2003-9-17 10601 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
  JEPS66551  Lipocarpha aristulata L. R. Heckard and P. Rubtzoff 1971-7-31 2675 Tehama land-locked lagoon off the Sacramento R. just n.e. Red Bluff Comment
  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
  CHSC68976  Listera convallarioides Vernon Oswald; Lowell Ahart 1997-7-7 8699 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC65468  Lithophragma campanulatum Vernon Oswald 1988-6-27 3523 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly - Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC1002633  Lithophragma campanulatum Milo S. Baker and H. K. Wagnon 1953-7-12 12859 Tehama county road 5.1 mi beyond Whitlock Camp (West Tehama County); beyond Witlock Camp 1828 Comment
  CHSC92751  Lithophragma glabrum L. P. Janeway 2005-6-12 8420 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  CHSC90445  Lithophragma heterophyllum Niall McCarten; Roxanne Bittman 1986-6-16 5485 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  HSC95163  Lithophragma parviflorum A. Hove, A. Poteet, C. Sanville 1999-4-17 23 Tehama Hwy. 36 Comment
  CHSC55283  Lithophragma parviflorum var. trifoliatum L. P. Janeway 1991-4-18 3905 Tehama Battle Creek Wildlife Area. Upper slope of steep north-facing bluff on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 161 Comment
  CHSC62001  Lithophragma parviflorum var. trifoliatum Robert S. Compton 1993-4-10 18 Tehama 120 m n of Reed's Creek Rd and 200 m w of the Reed's Creek School, 10 km west of Red Bluff. 100 Comment
  CHSC21475  Lithophragma tenellum M. S. Taylor 1975-7-17 853 Tehama Scattered along creek running through Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  CHSC23391  Lithospermum californicum B. Garamendi 1974-5-10 25 Tehama Mill/Deer Creek Study Area. Ponderosa Way at Round Mountain. Along roadside. 1158 Comment
  UCD80058  Logfia filaginoides CNPS SN Foothill Team 2005-5-10 SNFN 0163 c Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC82310  Logfia gallica Lowell Ahart 2002-4-27 9543 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
  JEPS113150  Logfia gallica Lowell Ahart 2007-5-8 13760 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
  UC1732948  Logfia gallica Kay H. Beach, Frank Gould 1940-5-16 643 Tehama vicinity of Red Bluff. Comment
  CHSC66128  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1996-4-29 7475 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bank of the intermittent stream near the W boundary. 103 Comment
  JEPS88104  Lolium temulentum Vernon H. Oswald and Lowell Ahart 1996-5-6 7512 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 198 Comment
  CHSC78581  Lomatium californicum J. Marr; N. Wight 1998-6-9 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Ck and Sunflower Gulch. 304 Comment
  OBI54957  Lomatium caruifolium Robert F. Hoover 1937-5-19 2257 Tehama Near Vina Comment
  CHSC57337  Lomatium caruifolium var. denticulatum B. G. Clark 1987-4-6 18 Tehama 30 yds. south of Hogsback Rd 4.6 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. 259 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
  SEINET7072738  Lomatium caruifolium var. denticulatum A. G. Vestal 1963-5-9 s.n. Tehama About 14.6 miles northwest of Chico on Route 99 and about 2 miles southeast of Hoag Slough. UTM Zone 10, 583021mE, 4420093mN. Coordinate datum: NAD 27.) Comment
  OBI72068  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1.2 mi S of hwy 36. t28N R6W sec 20 NESW; upper edge of formerly disked pasture 229 Comment
  UC650730  Lomatium ciliolatum var. ciliolatum W. L. Jepson 1897-7-24 14319 Tehama Soldier's Ridge near summit South Yollo Bolley; , Soldier's Ridge 2133 Comment
  JEPS126583  Lomatium dissectum var. multifidum Lowell Ahart, John Dittes 2016-6-22 21050 Tehama On the west side of Highway 32, Helipad Site, 1.0 mile (air) east of USFS Road 27N08, Bridge over Deer Creek, 3.0 miles (air) southwest of Potato Patch Campground. Comment
  CAS-BOT-BC211158  Lomatium howellii B. H. Mace 1917-7-9 25 Tehama Board Ridge 1584 Comment
  SEINET12121959  Lomatium humile Unknown 1983-1 920 Tehama The Nature Conservancy Vina Plains Preserve, just S of Lassen Rd in E pasture 68 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
  HSC71025  Lomatium marginatum var. marginatum Thomas W. Nelson, Jane P. Nelson 1979-3-11 4561 Tehama Along county road A9 (Corning to Paskenta), 7 mi. W of Corning Comment
  CDA38462  Lomatium marginatum var. purpureum Vernon H. Oswald & Lowell Ahart 1998-4-27 8959 Tehama Cannon Road 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  CHSC96615  Lomatium utriculatum Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13614 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
  HSC38871  Lomatium utriculatum J. P. Smith, J. O. Sawyer 1971-5-22 4643 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  UC1586553  Lomatium vaginatum Vernon H. Oswald and Lowell Ahart 1991-4-16 4493 Tehama n. Paskenta (Lowrey Rd. ca. 1 mi. n. of McCarty Creek Rd.) 243 Comment
  CHSC66481  Lonicera interrupta Vernon H. Oswald; Lowell Ahart 1996-5-20 7571 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  RSA21507  Lotus denticulatus Carl B. Wolf 1937-5-16 8693 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 4 2/10 mi. below Paynes Creek. 244 Comment
  RSA90634  Lotus humistratus Milo S. Baker 1953-5-9 12600 Tehama West of Paskenta on roadbank of logging road in Foothills. Comment
  RSA99019  Lotus humistratus W. A. Weber, Lewis S. Rose, J. Weber 1953-5-23 8467 Tehama 2 miles south of Cottonwood 122 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
  RSA700503  Lotus nevadensis L. P. Janeway 2001-6-10 7148 Tehama High North Coast Ranges. Slope above Road 28N10, 1.1 km northeast of Stuart Gap. 1515 Comment
  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
  JEPS88139  Lotus purshianus var. purshianus Vernon H. Oswald and Lowell Ahart 1996-7-8 7987 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36, on parking lot along Hwy. 36 s. of Hog Lake, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UC725817  Lotus purshianus var. purshianus A. A. Heller 1937-7-10 Tehama Deer Creek Highway Comment
  RSA31854  Lotus unifoliolatus A. A. Heller 1937-6-21 s.n. Tehama Deer Creek Comment
  JEPS104024  Lotus wrangelianus Lowell Ahart 2003-4-17 10109 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
  CHSC105947  Ludwigia palustris Lowell Ahart; John Dittes 2010-7-17 16847 Tehama Bare strand of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  RSA424769  Lupinus Aaron Liston, M. Blumler 1987-4-24 654 -19 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC702928  Lupinus adsurgens Alice Eastwood, John Thomas Howell 1941-7-9 9825 Tehama near Government Flat; near Government Flat Comment
  JEPS85695  Lupinus affinis Virginia Bailey 1938-4-16 Tehama 5 mi W of Paskenta ( on Paskenta-Covelo road) Comment
  CHSC90911  Lupinus albifrons var. albifrons Niall McCarten; Roxanne Bittman 1986-6-14 5397 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. N side Rd. 25N26. 1402 Comment
  CDA27369  Lupinus albifrons var. collinus L. Ahart, Vernon Oswald 2001-5-7 10008 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  UC1010394  Lupinus albifrons var. collinus Milo S. Baker and H. K. Wagnon 1953-6-21 12783 Tehama Logging road w of Paskenta (West Tehama County) 1219 Comment
  RSA21498  Lupinus albifrons var. eminens Carl B. Wolf 1937-5-15 8680 Tehama Inner North Coast Range. Mud Flat on Paskenta - Covelo Road. 610 Comment
  HSC82160  Lupinus andersonii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4924 Tehama Wells Creek Campground 1280 Comment
  CHSC55701  Lupinus argenteus var. heteranthus K. R. Stern 1986-5-21 8311 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC31104  Lupinus bicolor Thomas Chastain 1980-4-12 17 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC63911  Lupinus bicolor Lisa Krajcirik 1990-3-24 4 Tehama Ca. 1 mi e of Hwy 99 and ca. 1000 ft n of Thomes Creek. Roadside. 91 Comment
  CHSC88829  Lupinus bicolor Pat Sater 2001-4-8 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
  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
  CDA14470  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4203 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 213 Comment
  CDA14471  Lupinus bicolor G. D. Barbe, A. A. Seawright, T. C. Fuller 1985-4-5 4206 Tehama west end of Burr Valley, 2.8 miles west of Hesse Road on Johnson Road; Reed Creek west of Red Bluff. 0 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
  HSC1813  Lupinus bicolor Larry Berti 1969-3-19 26 Tehama N face of Antelope Creek Canyon, about 12 mi. W of Red Bluff. From the dam to about 3 mi. upstream from the dam 213 Comment
  HSC89709  Lupinus bicolor Eric German, Klara Varga, Michele Cardinaux 1989-4-1 8 Tehama Hwy. 36, 20.5 mi. E of Shasta Co. line, Comment
  RSA32923  Lupinus bicolor subsp. tridentatus A. A. Heller 1929-5-2 14854 Tehama Olive Orchard Golf Links. Comment
  CHSC75269  Lupinus bicolor var. tridentatus Vernon H. Oswald; Lowell Ahart 1999-4-21 9709 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 655 Comment
  CHSC23392  Lupinus formosus B. Garamendi 1974-5-10 37 Tehama Mill/ Deer Creek Study Area. 200 yds E of Paline Place on Antelope Creek. 60 Comment
  CAS-BOT-BC8324  Lupinus formosus var. robustus Amos Arthur Heller 1940-5-1 15572 Tehama Cone Ranch, along US Hwy 99E, several miles E of Red Bluff Comment
  SEINET10490342  Lupinus grayi H. Dearing, M. Dearing 1938-6-22 Dearing 2062 Tehama Potato patch camp, deer creek. Comment
  RSA90611  Lupinus latifolius subsp. latifolius Milo S. Baker, H. K. Wagnon 1953-6-21 12792 Tehama Logging road west of Paskenta above Hendersons Canyon. Comment
  CHSC90449  Lupinus latifolius var. columbianus Niall McCarten; Roxanne Bittman 1986-6-14 5398 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. No. side Rd. 25N26. 1402 Comment
  SBBG25906  Lupinus latifolius var. viridifolius D. Myrick 1966-8-7 1473 Tehama North Yolla Bolly Mtn 1524 Comment
  CHSC48563  Lupinus lepidus var. sellulus Vernon Oswald 1986-6-12 2111 Tehama Hwy. 36, 0.3 mi w of Gurnesey Creek, 97.3 mi e of the Shasta-Tehama Co. line. 1447 Comment
  CHSC94360  Lupinus lepidus var. sellulus Lowell Ahart 2006-7-19 13032 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS76673  Lupinus lepidus var. sellulus L. R. Heckard 1972-6-17 2952 A Tehama e slope Beegum Mt. 1127 Comment
  UC54412  Lupinus lepidus var. sellulus H. M. Hall and E. B. Babcock July 1-2, 1903 4330 Tehama near Morgan ((Mill Creek Canyon) Mount Lassen); Mount Lassen, near Morgan 1524 Comment
  CHSC101379  Lupinus luteolus David Isle 1992-7-29 1547 Tehama Mendocino National Forest; rocky open flat E of first drainage coming down Forks Ridge into Thomes Creek Watershed, just NE of Willow Creek CR1 study area boundary. 1676 Comment
  CHSC77574  Lupinus microcarpus var. densiflorus B. Castro; L. Janeway 1999-5-18 895 Tehama About 11 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 333 Comment
  JEPS65093  Lupinus microcarpus var. densiflorus W. L. Jepson 1932-5-9 16312 a Tehama Newville; just over line in Tehama Co. Comment
  UC727106  Lupinus microcarpus var. densiflorus A. A. Heller 1940-5-28 15673 Tehama along the railroad 2 mi s Los Molinos; s of Los Molinos 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
  UCD160069  Lupinus microcarpus var. microcarpus James A. Neilson 1975-4-29 3148 Tehama Along Hwy 36, ca. 4 miles west of Salt Creek. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  UC726777  Lupinus microcarpus var. microcarpus A. A. Heller 1938-5-21 15095 Tehama just s Los Molinos; s of Los Molinos Comment
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Jul 21 2009
  CHSC92279  Lupinus nanus John Dittes; Josephine Guardino 2005-5-11 1121 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS88421  Lupinus nanus Vernon H. Oswald and Lowell Ahart 1996-4-8 7341 Tehama BLM parcel along Hwy 36 ne of Red Bluff (both above and below the gravel road 1.3 mi w of parking lot on Hwy 36 (above road) Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 259 Comment
  JEPS88281  Lupinus nanus var. vallicola Vernon H. Oswald and Lowell Ahart 1996-5-6 7536 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on s side of gravel road 1.4 mi w of parking lot on Hwy 36, (0.4 mi w of power line crossing gravel road),Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills 249 Comment
  CHSC85307  Lupinus obtusilobus John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 783 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  UCD109375  Lupinus polyphyllus J. M. Tucker 1959-7-19 3575 Tehama above the lake; upper (south) side of South Yolla Bolly Mountain. 2118 Comment
  RSA105345  Lupinus sellulus subsp. ursinus Douglas Barbe 1955-7-16 201 Tehama On east ridge leading to the summit of South Yolla Bolly (Mt. Linn). 2317 Comment
  CHSC77575  Lupinus succulentus B. Castro; C. Warren 1999-5-4 912 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 283 Comment
  SEINET10490287  Lupinus vallicola subsp. apricus Branham 1975-3-28 BRANHAM 2 Tehama Small population, ca 10 mi n of the jct of orange rd and hall rd, ca 2.3 mi n Of hoag rd. Cultivated wasteland. Soil sandy. 75 Comment
  HSC76496  Lupinus vallicola subsp. vallicola B. J. Cox, D. B. Dunn 1971-6-10 2849 Tehama 25 mi. E of Red Bluff on Hwy. 36 1037 Comment
  CAS-BOT-BC436605  Luzula cascadensis John Thomas Howell 1960-8-19 36112 Tehama Brokeoff Mt. Trail 2133 Comment
  HSC14131  Luzula comosa Louise Kellogg 1952-7-11 20 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  JEPS127228  Luzula comosa var. laxa Lowell Ahart, John Dittes 2016-4-29 20803 Tehama About 0.9 miles (air) northwest of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CAS-BOT-BC436641  Luzula comosa var. laxa George W. Gillett 1957-8-18 1095 Tehama Lower portion of Brokeoff Mtn. trail, from Sulphur Works checking station up 1/4-mile to stream crossing near extensive talus formation 2103 Comment
  CHSC96422  Lycium barbarum L. P. Janeway 2007-4-9 8966 Tehama Sacramento Valley. Along north side of Aramayo Way about half way between Hwy 99 (Los Molinos) and Sacramento River (town of Tehama); 860 m west of Hwy 99. Growing along 15 m of right-of-way fence line and 8 m into adjacent weedy annual grassland field. 64 Comment
  JEPS104122  Lycopus americanus Lowell Ahart 2003-9-17 10568 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
  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
  CHSC84311  Lythrum hyssopifolia Lowell Ahart; John Dittes 2003-6-11 10245 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
  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
  JEPS101297  Madia elegans Dean W. Taylor 1997-7-24 16148 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  JEPS95727  Madia elegans Vernon H. Oswald and L. Ahart 1995-7-12 7008 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
  UC54070  Madia elegans H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4375 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  CHSC118207  Madia elegans Tim Kask 3016-05-03 269 Tehama Antelope Creek drainage on McClure Trail. UTM 10T 0599257/4457720. Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  CHSC68933  Madia elegans subsp. elegans Vernon Oswald; Lowell Ahart 1997-7-7 8677 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  JEPS113146  Madia exigua Lowell Ahart 2007-5-8 13714 Tehama On the west bank 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
  CHSC64950  Madia gracilis Vernon H. Oswald; Lowell Ahart 1995-7-12 7015 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  CHSC66187  Madia gracilis Vernon H. Oswald; Lowell Ahart 1996-6-3 7691 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at the old bridge site. 103 Comment
  UC1606330  Madia gracilis Barbara Ertter with James R. Shevock 1992-6-14 1117 a Tehama ca 9 airmi ese Paynes Creek (Ponderosa Way, 3.3 mi s of Plum Creek Rd, above N Fork Antelope Creek) 1005 Comment
  UCD80087  Madia gracilis CNPS SN Foothill Team 2005-5-9 SNFN 0162 Tehama TNC Dye Creek Preserve, north of the North Main Road, and northeast of the rock wall. 271 Comment
  CAS-BOT-BC334719  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53460 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  RSA724884  Madia gracilis subsp. gracilis L. Ahart 2006-8-15 13197 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 miles (air) northwest of the Snowmobile Area, about 1.25 air miles NW of Jonesville, about 4.75 miles (air) northeast of Butte Meadows. 1504 Comment
  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
  CHSC92157  Malacothamnus fremontii J. Molter 1993-6-2 749 b Tehama 426 Comment
  CAS-BOT-BC345388  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama 5 mi. West of Paskenta. West Tehama Co. Comment
  CHSC113914  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC64953  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1995-7-12 7013 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  CHSC80606  Malacothrix floccifera Lowell Ahart 2001-6-8 8763 Tehama On the sides of a small wash, on the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CDA35748  Malvella leprosa L. Ahart 2002-11-5 10016 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. Comment
  CHSC80657  Marrubium vulgare Lowell Ahart 2001-6-14 8833 Tehama Northwest of the dirt road that leads to the tower, on the north side of road M2, about 8 miles west of Paskenta. 609 Comment
  CHSC66870  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-9-4 8272 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 265 Comment
  CHSC40577  Matricaria discoidea Pauleen Broyles 1982-4-12 397 Tehama The Nature Conservancy Vina Plains Preserve. Near barn. 60 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
  CHSC55220  Medicago praecox L. P. Janeway 1991-4-18 3899 Tehama Battle Creek Wildlife Area. Tablelands on south side of an above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC96635  Medicago praecox Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13612 Tehama On the banks of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS97496  Medicago praecox Vernon H. Oswald and L. Ahart 1995-4-10 6617 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 SW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  CHSC66520  Melica californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7568 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edges of an intermittent stream at the northeast end of the parcel. 188 Comment
  UCD87029  Melica californica August L. Hormay 1929-6-9 s.n. Tehama Campbellville, 8 miles (in direct line) WSW Butte meadows. 1066 Comment
  UC818855  Melica frutescens A. A. Heller 1916-4-20 12338 Tehama 3 mi n Redding Comment
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Jul 15 2013
  UCD32611  Melica geyeri Beecher Crampton 1954-6-16 1977 Tehama Tehama County, Mendocino National Forest, 1 mile northwest of Whiskey Saddle. 1478 Comment
  UCD87315  Melica geyeri Beecher Crampton 1954-6-16 1964 Tehama Crane Mills logging road, Whiskey Saddle, Mendocino National Forest--Paskenta District. 1438 Comment
  CHSC68981  Melica harfordii Vernon Oswald; Lowell Ahart 1997-7-7 8685 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  CHSC91288  Melica subulata D. Isle 1995-11-2 335 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 3.4 mi. W of Cold Spring Site. 1706 Comment
  CHSC66139  Melica torreyana Vernon H. Oswald; Lowell Ahart 1996-5-6 7519 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On slope bordering Paynes Creek at this location. 128 Comment
  HSC95823  Mentha canadensis L. Ahart, John Dittes 2003-9-17 10580 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CHSC105229  Mentha pulegium Lowell Ahart; John Dittes 2010-7-19 16909 Tehama At the homestead, west of the poor dirt road, about 3.6 miles (air) southwest of Manton, about 3.6 miles (air) north of Highway 36 and Lane Valley Road intersection. 505 Comment
  JEPS117357  Mentha pulegium Lowell Ahart, John Dittes 2010-7-17 16849 Tehama Above the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  CHSC80665  Mentzelia dispersa Lowell Ahart 2001-6-8 8780 Tehama On the south side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC85308  Mentzelia dispersa John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 797 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of Mt. Linn; north edge of Square Lake. 2135 Comment
  JEPS76636  Mentzelia dispersa L. R. Heckard 1972-6-18 2991 Tehama near road; Northeast side of Tedoc Mt. 1341 Comment
  UCD117229  Mentzelia dispersa Dean W. Taylor 1976-7-9 6053 Tehama at headwaters of Cub Creek. 1859 Comment
  JEPS13949  Mentzelia dispersa Rimo Bacigalupi with G. T. Robbins, K. Wagnon and D. Barbe 1955-7-17 5348 Tehama 19.5 mi n Paskenta (just east of summit of ridge); Mendocino National Forest, Post Pile Camp 1948 Comment
  UC2031503  Mentzelia laevicaulis Barbara Ertter with Brad Olson 1991-7-5 10307 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [Stiver's Ranch], ca 15 air miles WNW of Red Bluff Comment
  CHSC61439  Micranthes aprica Vernon H. Oswald 1993-8-18 5824 Tehama Lassen Volcanic National Park. E slope of Mt. Conard just below the summit ridge, near the S boundary of the park. 2414 Comment
  CHSC65678  Micranthes californica Vernon H. Oswald; Lowell Ahart 1996-3-18 7230 Tehama Hog lake Plateau. Cascade Range Foothills. BLM parcel. Edge of the Jeep Trail under the power transmission lines ca. 0.1 mi N of Sevenmile Creek, near the S boundary of the parcel. 152 Comment
  LA83731  Micranthes odontoloma O. H. Kappler; 1946-7-21 Tehama Lassen National Park, Bluff Falls area 1920 Comment
  SEINET3402319  Micropus californicus R. W. Spellenberg, N. Zucker 2011-4-20 14283 Tehama Along CA Hwy. 99 ca. 26 air km NW of Chico, edge of Vina Plains Reserve, 100 m S of Rowles Rd. 65 Comment
  UCD21101  Micropus californicus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 277 Tehama Thomes Creek Ecological Reserve. As the crow flies, 6 miles NW of the town of Corning. Comment
  CHSC40578  Micropus californicus var. californicus Pauleen Broyles 1983-4-14 885 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS40617  Micropus californicus var. californicus W. L. Jepson 1932-5-9 16318 Tehama Paskenta Comment
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Jul 1 2009
  CHSC67173  Microseris acuminata James D. Jokerst 1983-4-20 1714 Tehama Wurlitzer Ranch on Pine Creek 1.5 mi E of Meridian Rd., ca. 200 m N of Pine Creek and adjacent to fenceline immediately E of ranch houses. Comment
  CDA8386  Microseris douglasii subsp. douglasii Vernon H. Oswald & Lowell Ahart 1998-4-27 8983 Tehama Vestal Road 3.8 miles south of Highway 36 between Red Bluff and Platina. Comment
  CHSC70864  Microseris douglasii subsp. douglasii Vernon Oswald; Lowell Ahart 1998-4-27 8983 Tehama Vestal Rd. 3.8 mi south of Hwy. 36 between Red Bluff and Platina. 365 Comment
  JEPS36150  Microseris douglasii subsp. douglasii W. L. Jepson 1899-4-26 Tehama <Rosewood, which is> 24 mi n Red Bluff; Rosewood, Stiver's Ranch Comment
  RSA755661  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 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
  JEPS81103  Microseris sylvatica James Payne Smith Jr. 1979-4-29 10076 Tehama State Route 36 at Basler Road Comment
  CHSC66312  Mimetanthe pilosa Vernon H. Oswald 1996-7-4 7748 Tehama Burris Creek on the N side of the bridge on Morrison Bryant Rd., near the S end of the Burris Creek Arm of Black Butte Lake. 146 Comment
  CHSC80279  Mimetanthe pilosa B. Castro; L. P. Janeway 2000-6-7 1198 Tehama Vicinity of Paskenta and Thomes Creek. 326 Comment
  CHSC86995  Mimetanthe pilosa Jenny Marr; Heidi West, Caroline Warren 1998-8-27 Tehama Vicinity of Red Bank Creek and Red Bank Road. 304 Comment
  CHSC87945  Mimetanthe pilosa Lowell Ahart 2004-6-28 11127 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 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
  JEPS34537  Mimulus bolanderi Freed W. Hoffman 1948-6-30 2540 Tehama near Valley Ranger Station (road from Covelo-Paskenta road to Elk Creek-Alder Springs road 4.1 mi s of Covelo-Paskenta road); North Coast Ranges, Mendocino National Forest 1371 Comment
  RSA125976  Mimulus bolanderi E. K. Balls 1957-5-24 22541 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  JEPS97348  Mimulus breweri Vernon H. Oswald and L. Ahart 1995-7-17 7093 Tehama T29N R4E NE1/4 NE1/4 Sec. 17, 5700 ft, High Cascade Range, Yellow Pine Forest, volcanic soils. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park 1737 Comment
  UC1239034  Mimulus breweri Freed W. Hoffman 1947-6-23 1677 Tehama Government Flat North Coast Ranges 796 Comment
  UC600975  Mimulus breweri Mrs. H. P. Bracelin 1932-7-23 668 Tehama 4 mi n Mineral (Mt. Lassen road) 1676 Comment
  JEPS87952  Mimulus cardinalis Barbara Ertter 1991-9-2 10789 Tehama 9 air mi wsw of Paskenta (Round Valley-Paskenta Road (Rt M4), 12.2 mi w of Newville Road jct, sw Tehama County); Round Valley-Paskenta Road 1219 Comment
  JEPS119869  Mimulus floribundus Lowell Ahart 2012-6-2 18147 Tehama On the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. Comment
  JEPS97231  Mimulus floribundus Vernon H. Oswald and L. Ahart 1995-4-25 6689 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 670 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 204 Comment
  RSA795890  Mimulus floribundus L. Ahart 2012-6-2 18147 Tehama East side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  JEPS5589  Mimulus glaucescens W. L. Jepson 1934-5-4 16625 Tehama 2 mi e Andrews road sta.; Big Antelope Creek 76 Comment
  UC1019550  Mimulus guttatus Louise Kellogg 1952-7-16 62 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
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Jun 21 2009
  RSA93494  Mimulus guttatus C. F. Baker 1953-4-25 12530 Tehama 4.5 mi. W. of Paskenta along streamlet in foothills before any steep ascent. Comment
  RSA93037  Mimulus kelloggii Milo S. Baker, H. K. Wagnon 1953-4-26 12549 Tehama West of Paskenta near 5 mi post. 244 Comment
  HSC74969  Mimulus layneae J. P. Smith, Thomas W. Nelson 1979-6-24 10180 Tehama Rd. to Stuart Gap, 0.8 mi. from Tedoc Gap. 1372 Comment
  UC1949186  Mimulus layneae Barbara Ertter with Brad Olson 1991-7-4 10214 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning Comment
  UC1950174  Mimulus layneae Barbara Ertter with Brad Olson 1991-7-5 10337 Tehama Raglin Ridge Rd 4.4 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff Comment
  UC1019546  Mimulus moniliformis Louise Kellogg 1952-7-15 56 Tehama directly s South Yolla Bolly Mountain (on Boswell Ridge, near Squaw Camp and Pole Corral); North Coast Ranges, Mendocino National Forest 2133 Comment
  CHSC77799  Mimulus moschatus B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1034 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  CHSC9728  Mimulus moschatus Nancy Mosman 1971-7-17 97 Tehama Abundant in meadow along roadside 10 ft s of Hwy 32 ca. 18.6 mi s of Chester, Calif. 1066 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
  RSA107437  Mimulus pilosus L. S. Rose 1955-6-12 55069 Tehama Flood bed and sandbars of Dibble Creek 1.5 mi. N of Red Bluff 91 Comment
  JEPS4669  Mimulus pulsiferae Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  JEPS8149  Mimulus torreyi Jos. Grinnell 1925-6-1 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
  POM252818  Mimulus torreyi A. A. Heller 1938-6-22 15176 Tehama Along Hwy #36 near Deer Creek Lodge. 1463 Comment
  JEPS88502  Mimulus tricolor Vernon H. Oswald and Lowell Ahart 7425 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills, Blue Oak Woodland, Tuscan mudflow substrate. Pool W of Hog Lake. 262 Comment
  RSA704010  Mimulus tricolor Daphne K. Christopher, M. Bibbo, Hannah Stevens 2003-4-20 215 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CDA24053  Minuartia cismontana L. Ahart, Vernon Oswald 2001-5-7 10021 Tehama Forest Road 26N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC80546  Minuartia cismontana Vernon H. Oswald; Lowell Ahart 2001-5-7 10010 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  CAS-BOT-BC174691  Minuartia cismontana R. C. Barneby; J. T. Howell 1954-5-12 11484 Tehama 9 miles e. of Paynes Creek 1005 Comment
  HSC59816  Minuartia douglasii D. H. Norris, John L. Heywood 1968-3-31 1836 Tehama SR 36 67.74 mi. E of Shasta Co. line Comment
  CHSC44200  Minuartia nuttallii subsp. gregaria Vernon Oswald 1988-6-27 3534 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC78629  Minuartia nuttallii subsp. gregaria L. P. Janeway 2000-6-29 6840 Tehama High North Coast Ranges. Along South Yolla Bolly Trail about 1.3 km from the Ides Cove Trailhead; about 1.5 km east-southeast of Mt Linn. 2110 Comment
  UC1001298  Minuartia nuttallii subsp. gregaria Louise Kellogg 1952-7-11 22 Tehama near Squaw Camp and Pole Corral (s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC1037367  Minuartia nuttallii subsp. gregaria Douglas Barbe 1955-7-16 165 Tehama around Oven Lid (w Tehama Co.); Mendocino National Forest 1920 Comment
  UC1299499  Minuartia nuttallii subsp. gregaria Freed W. Hoffman 1950-7-1 3678 Tehama near Ball Rock (w Tehama Co.); North Coast Ranges 1981 Comment
  UCD98297  Minuartia nuttallii subsp. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama southeast side of South Yolla Bolly Mountain. 2255 Comment
  CAS-BOT-BC181095  Minuartia nuttallii var. gregaria P. A. Munz 1951-7-25 16888 Tehama Square Lake, north base of South Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC181120  Minuartia nuttallii var. nuttallii John Thomas Howell 1960-8-19 36201 Tehama Summit ridge, Brokeoff Mt. - Lassen Volcanic National Park 2804 Comment
  HSC70004  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1978-7-22 4451 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 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
  CAS-BOT-BC435057  Mollugo verticillata Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  SEINET2065879 Image available Monardella lanceolata Marc Mittleman 1980-8-1 Tehama Along Deer Creek banks and slo0pes Rte 32, 3.9 miles SW of junction with Rte 36. Comment
  HSC70136  Monardella odoratissima Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CAS-BOT-BC215506  Monardella odoratissima Mrs. H. C. Cantelow 1938-7-5 s.n. Tehama On Deer Creek Road, s.w. of Chester , and 5.3 miles s.w. of junction of Highway 32 with Highway 89 1280 Comment
  UC2035960  Monardella odoratissima subsp. pallida C. Epling, Wm. Robison 1935-7-16 Tehama Near Mineral Comment
  LA47659  Monardella odoratissima subsp. pallida J. M. Tucker; L. K. Mann 1959-7-19 3549 Tehama 75 ft below the summit, South Yolla Bolly Mountain 2442 Comment
  UCD125238  Monardella odoratissima subsp. pallida J. M. Tucker; L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain, ca. 75 feet below summit. 2438 Comment
  RSA123697  Monardella odoratissima subsp. pinetorum G. D. Barbe 1955-7-16 164 Tehama Oven Lid, West of Paskenta, Mendocino Natl. Forest 1921 Comment
  CHSC82107  Monardella sheltonii L. P. Janeway 2001-7-29 7400 Tehama High Cascade Range. 5.1 km southeast of Turner Mountain, along Road 29N48; top of slope into inner canyon of Mill Creek above 'Big Bend. 1756 Comment
  HSC14279  Monardella villosa Larry Berti 1968-7-20 Tehama 5 mi. N of Dales Station Comment
  HSC96839  Monardella villosa subsp. villosa L. Ahart 2004-6-11 11018 Tehama NW of Nomalaki Trail, 100 yds. N of Bowers Creek, 3/4 mi. NW of USFS Rd. 23N69, 6.5 air mi. SW of Paskenta 553 Comment
  JEPS35221  Monolopia major Blankinship 1911-4-7 Tehama Corning Comment
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Feb 9 2019
  CHSC64363  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6492 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. Growing in shallow water in the intermittent drainage w of the borrow pit. 213 Comment
  JEPS106252  Muhlenbergia filiformis Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11190 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
  JEPS108867  Muhlenbergia filiformis Lowell Ahart 2006-7-25 13080 Tehama In a small drainage, in a small meadow on the west side of the road, about 50 yards southeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  UC1146657  Muhlenbergia filiformis Freed W. Hoffman 1947-6-23 1681 A Tehama Government Flat North Coast Ranges (w Tehama Co.) 796 Comment
  UC1949278  Muhlenbergia filiformis Barbara Ertter with Brad Olson 1991-7-6 10415 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
  CAS-BOT-BC260517  Muhlenbergia filiformis John Thomas Howell 1960-8-18 36042 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS122119  Myosurus minimus Lowell Ahart 2014-5-8 19452 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
  UC1026393  Myosurus minimus John Thomas Howell 1954-4-26 29191 Tehama 6 mi s Corning Comment
  CHSC79349  Myosurus minimus subsp. minimus B. Castro; C. Warren 2000-4-13 1072 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 Comment
  UC1019888  Nassella cernua Milo S. Baker and H. K. Wagnon 1953-5-9 12669 Tehama above logging road near 6 mi post (w of Paskenta) Comment
  JEPS102494  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS98978  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC86807  Nassella pulchra Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  UC1025117  Navarretia divaricata Douglas Barbe 1955-7-17 215 Tehama Cold Spring Camp 1889 Comment
  CHSC112570  Navarretia divaricata subsp. vividior B. Castro; L. P. Janeway 2009-4-25 1778 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of north fork of Little Antelope Creek. 576 Comment
  CHSC96311  Navarretia filicaulis L. P. Janeway 2006-8-20 8851 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 80 m west of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Rocky gravelly eroding volcanic northwest-facing ridge top. 1088 Comment
  SEINET3894735  Navarretia filicaulis Barbara Ertter, James Shevock 1992-6-14 11201 Tehama Mill Creek Rim on N side Mill Creek, Ponderosa Way 3.6 miles N of Mill Creek Crossing, ca 13 airmiles SW of Mineral.; 0 1067 Comment
  UCD80648  Navarretia filicaulis CNPS SN Foothill Team 2005-6-29 SNNR 0441 c Tehama USFS, Lassen National Forest. 995 Comment
  CHSC66053  Navarretia heterandra Vernon H. Oswald; Lowell Ahart 1996-5-6 7539 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy 36 NE of Red Bluff. Between the SW end of Hog Lake and the parking lot on Hwy. 36. 265 Comment
  UCD36238  Navarretia heterandra Beecher Crampton 1953-4-29 1171 Tehama Tehama County, 5 miles south of Dales, along Route 36. Comment
  RSA719176  Navarretia intertexta L. Ahart 2006-7-19 13017 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  LA88477  Navarretia intertexta O. H. Kappler; 1949-7-27 2026 Tehama Lassen National Park, Bluff Falls Camp 1950 Comment
  CHSC78886  Navarretia intertexta subsp. intertexta Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC84302  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2003-6-11 10250 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  UCD80651  Navarretia intertexta subsp. intertexta CNPS SN Foothill Team 2005-6-13 SNFN 0378 c Tehama CDFG, Tehama Wildlife Area, about 100 meters northwest of Plum Creek Road, about a quarter of a mile past the junction of Plum Creek Road and High Trestle Road. 829 Comment
  JEPS105971  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along trail to Dead Rabbit Lake, ca. 50 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 549 Comment
  HSC75047  Navarretia leptalea J. P. Smith, Thomas W. Nelson 1978-7-22 10044 Tehama Shasta-Trinity National Forest, Tedoc Gap 1372 Comment
  SJSU11625  Navarretia leptalea subsp. leptalea J. W. Tilden 1960-6-26 1486 Tehama by Wilson L 1524 Comment
  CHSC57488  Navarretia leucocephala K. Castell-Blanch 1990-4-24 12 Tehama Ca. 14.5 mi n of Chico. 1.7 mi ne of Soto Lake, vernal pool locations. 88 Comment
  JEPS18188  Navarretia leucocephala Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5596 Tehama 7.3 mi w Red Bluff (along Lowrey-Red Bluff) 118 Comment
  UCD39791  Navarretia leucocephala (C. R?) Bell 1950-5-1 720 Tehama 8 miles N.E. of Flournoy, S.W. Tehama County in Sacramento Valley. 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
  SEINET9337880  Navarretia leucocephala Unknown 1999-4-29 15035 Tehama Coyote Creek Conservation Area Comment
  JEPS88119  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald 1996-4-29 7490 Tehama nw of Corning (CDFG parcel on the s side of Gyla Rd, Thomes Creek Ecological Reserve, nw side of Sacramento Valley); Sacramento Valley, Thomes Creek Ecological Reserve 103 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
  UCD106395  Navarretia linearifolia subsp. pinnatisecta Amelie C. Blyth 1950-7-16 2 Tehama about 5 miles east of Childs Meadow, on Highway 36 and 89. Comment
  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
  CHSC41028  Navarretia pubescens Pauleen Broyles 1982-5-10 565 Tehama The Nature Conservancy Vina Plains Preserve. S of vernal pool ca 1 km ne of barn in s pasture. 66 Comment
  HSC1655  Navarretia pubescens Larry Berti 1969-5-9 77 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  SD71335  Navarretia pubescens John Thomas Howell 1955-6-12 30304 Tehama Rolling plains, 8.5 miles south of Corning Comment
  UCD80650  Navarretia pubescens CNPS SN Foothill Team 2005-6-29 SNNR 0437 c Tehama USFS, Lassen National Forest. 969 Comment
  UCSB63895  Navarretia pubescens Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; Paynes Creek ; Hog Lake Plateau 164 Comment
  RSA93412  Navarretia sinistra subsp. pinnatisecta Milo S. Baker, H. K. Wagnon 1954-7-10 12972 Tehama 6.1 miles NW of Whitlock Camp 1829 Comment
  JEPS124008  Navarretia sinistra subsp. sinistra Lowell Ahart, John Dittes 2015-8-6 20521 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
  SEINET3860240  Navarretia tagetina Leigh A. Johnson 2004-5-14 04 -060 Tehama East of Flournoy ca 2.6 miles (2.45 miles east of Corning Rd, and 0.1 miles past Boggs Champlin Rd) on Paskenta Rd. In a fenced property with grasses and oak trees (big oak tied to fence) on south side of road. By corner gate, especially under three east most trees within 25 meters of fence.; 0 160 Comment
  JEPS104468  Navarretia viscidula Lowell Ahart 2003-6-11 10252 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
  UC763061  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
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Jul 16 2009
  UC1299597  Navarretia viscidula Freed W. Hoffman 1948-7-1 2469 Tehama 24.5 mi w Red Bluff (Red Bluff to Saddleback Camp road) Comment
  CDA20546  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 2 of 2. 0 Comment
  SEINET3812473 Image available Nemacladus capillaris Alice Eastwood, John Thomas Howell 1941-7-9 9723 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS3556  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama w of Paskenta (near the 5 mile post, w Tehama County) Comment
  CHSC101249  Nemophila heterophylla L. P. Janeway 2009-3-28 9687 Tehama Cascade Range Foothills. Tehama Wildlife Area; along the Powerline Road 0.2 km southwest of its ford across Little Grapevine Creek. North-facing slope 35 m above the creek. 468 Comment
  UC1023472  Nemophila heterophylla Milo S. Baker 1953-4-26 12559 Tehama in foothills 5 mi w Paskenta; w of Paskenta in foothills Comment
  UC1585925  Nemophila heterophylla Barbara Ertter 1989-5-3 8440 Tehama ca 20 airmi sw Chester (e side Deer Creek, Deer Creek Rd (Rt 32) at milepost 12.00); e side Deer Creek, sw of Chester 975 Comment
  CHSC27556  Nemophila menziesii W. K. Cheechov 1978-3-24 3 Tehama Ca. 300 ft sw of Reeds Creek Rd. 1.2 mi w of Cottonwood Creek, ca. 16 mi w of Red Bluff. 289 Comment
  RSA90610  Nemophila parviflora var. parviflora Milo S. Baker 1953-6-21 12790 Tehama Logging road west of Paskenta above Henderson s Canyon. Comment
  CHSC67474  Nemophila pedunculata James D. Jokerst 1981-2-23 1254 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Comment
  CHSC96628  Nemophila pedunculata Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13623 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  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
  CHSC82303  Nuttallanthus canadensis Lowell Ahart 2002-4-27 9553 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
  SEINET3887711  Odontostomum hartwegii Daphne K. Christopher, Hannah I. Stevens 2003-4-19 214 Tehama Dye Creek Nature Preserve. Antelope Creek Trail.; 0 130 Comment
  SEINET1910068  Odontostomum hartwegii Barbara Ertter 1991-1 9872 Tehama Tehma Co.: 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction. dry open flats of red clay with scattered blue oak and manzanita. 244 Comment
  JEPS84167  Orcuttia pilosa R. D. Stone 1986-7-19 764 Tehama s pasture about 0.8 mi nne Haille Road (0.2 mi n of barn); Central Valley, TNC Vina Plains Preserve 64 Comment
  JEPS84168  Orcuttia pilosa R. D. Stone 1986-7-19 761 Tehama w pasture 0.1 mi s Lassen Road (0.6 mi e of its intersection with Hwy 99); Central Valley, TNC Vina Plains Preserve 67 Comment
  UCD88247  Orcuttia pilosa F. T. Griggs 1973-8-31 s.n. Tehama 16 miles north of Chico. 100 meters south of Lassen Road, approx. 0.5 mile east of Hwy. 99. Comment
  CAS-BOT-BC242655  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake Comment
  CAS-BOT-BC254352  Orcuttia tenuis F. T. Griggs 1973-8-31 128 Tehama 1.4 miles N of Dales, [Highway 36] on the road to Manton Comment
  CHSC14134  Orcuttia tenuis F. T. Griggs 1973-8-31 127 Tehama Hog flat reservoir; ca. 13 miles e of Red Bluff (w of Dales); along Hwy 36. Bottom of a pond. 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
  CHSC45705  Orcuttia tenuis R. D. Stone; R. E. Buck 1987-8-10 842 Tehama Central Valley. 1.4 miles NNE of Dales and 0.15 miles E of Manton Road (County Rd. A-6) ca. 15 miles NE of Red Bluff. Vernal pool. 210 Comment
  CHSC52897  Orcuttia tenuis R. D. Stone 1986-8-23 801 Tehama Central Valley. About 12 miles NE of Red Bluff and 2.4 miles SW of Dales Lake on Inks Creek Ranch. Vernal pool. 187 Comment
  CHSC52904  Orcuttia tenuis R. D. Stone 1986-7-22 775 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.25 miles SW of the Manton Road (County Rd. A-6) crossing of Spring Branch creek. Vernal pool. 312 Comment
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Jul 28 2009
  CHSC52905  Orcuttia tenuis R. D. Stone 1986-7-22 776 Tehama Central Valley. About 20 miles NE of Red Bluff and 1.0 miles SW of the Manton Road (County Rd. A-6) crossing of Spring Branch creek. Vernal pool. 312 Comment
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Jul 28 2009
  JEPS84126  Orcuttia tenuis R. D. Stone 1986-8-23 802 Tehama 1.4 mi wsw Dales Lake (0.4 mi sw of intersection of natural gas pipelines, about 13 mi ne of Red Bluff); Central Valley, Inks Creek Ranch 195 Comment
  JEPS84155  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 841 Tehama e side of Manton Road (County Road A-6) 2.9 mi ne Dales (ca 15 mi ne of Red Bluff); Central Valley 231 Comment
  SD131794  Orcuttia tenuis R. D. Stone 1986-7-22 779 Tehama About 15 miles NE of Red Bluff and 0.6 miles NW of Dales Lake on Inks Creek Ranch, artificial pond behind earthen levee 200 Comment
  UC618211  Orcuttia tenuis R. F. Hoover 1939-5-11 4097 Tehama drying pond on rocky volcanic plateau ne Red Bluff Comment
  UC677601  Orcuttia tenuis A. A. Beetle 1942-8-5 3811 Tehama on Rt. 36 4 mi s Dales Comment
  UCD88259  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Tehama County, 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. Comment
  SEINET10945786  Orcuttia tenuis B. Crampton 1958-1 Tehama Comment
  SEINET11665623  Orcuttia tenuis Unknown 1982-1 Tehama Comment
  CHSC82074  Oreostemma alpigenum var. andersonii L. P. Janeway 2001-7-29 7397 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  JEPS94400  Orobanche fasciculata Vernon H. Oswald and Lowell Ahart 1997-5-14 9460 Tehama s of Moak Trailhead (between Mill and Deer Creeks on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 1066 Comment
  UC1010361  Orobanche fasciculata Milo S. Baker and H. K. Wagnon 1953-6-21 12775 Tehama Logging Road west of Paskenta near 15 miles Post. Comment
  SBBG85560  Orthocarpus imbricatus E. R. Blakley 1982-8-23 7289 Tehama W fork of Mill Crk 1676 Comment
  RSA424697B  Orthocarpus linearilobus Aaron Liston, M. A. Blumler 1987-4-24 655 -6 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  UC2012947  Osmorhiza chilensis Barbara Ertter with James R. Shevock 1992-6-14 11169 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town) Comment
  RSA0115341  Oxypolis occidentalis B. Castro, L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  HSC81954  Packera greenei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4879 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  UC1137150  Panicum acuminatum var. acuminatum August L. Hormay 1929-6-18 Tehama Campbellville Comment
  CHSC86977  Panicum capillare Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  CHSC65150  Panicum dichotomiflorum subsp. dichotomiflorum Vernon H. Oswald; Lowell Ahart 1995-7-31 7150 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. Near the S tip of the reserve. 207 Comment
  JEPS110475  Parnassia californica Lowell Ahart 2006-11-9 13260 Tehama Bog, on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  CAS-BOT-BC110605  Parnassia cirrata C. R. Quick 1950-9-5 50 -46 Tehama Deer Creek Road between Chico and Lassen Peak. Comment
  CAS-BOT-BC181182  Paronychia ahartii R. F. Hoover 1942-5-20 5879 Tehama Just west of Jelley's Ferry Comment
  CHSC47401  Paronychia ahartii John T. Howell 1955-6-12 30307 Tehama 8.5 miles south of Corning. Comment
  CHSC65726  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-4-3 7305 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Just S of the intermittent stream ca. 0.3 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC66046  Paronychia ahartii Vernon H. Oswald; Lowell Ahart 1996-5-6 7534 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. N of the gravel road and W of the Jeep Trail at this location. 225 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
  UCSB63940  Paronychia ahartii Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R3W SE1/4 SW1/4 Sect. 13; Cascade Range Foothills; N of a gravel road and W of the Jeep Trail at this location 225 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
  CHSC65066  Pectiantia pentandra Vernon H. Oswald; Lowell Ahart 1995-7-17 7085 Tehama Forest Road 30N16 0.5 mi N of Hwy. 36, ca. 2 mi NE of Mineral. 1572 Comment
  CHSC32882  Pedicularis densiflora P. Lynn Lester 1980-3-31 12 Tehama Salt Creek Saddle, ca. 30 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
  CHSC65849  Pedicularis densiflora Kristiaan G. Stuart 1995-4-15 12 Tehama Found on Rd. 27N08 6.5 km from Deer Crk. bridge in state game refuge. 1200 Comment
  UC1562659  Pedicularis densiflora Barbara Ertter 1989-5-3 8435 Tehama 20 air mi sw of Chester (e side of Deer Creek); Deer Creek 975 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
  JEPS13521  Pellaea brachyptera Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5337 Tehama 1.2 mi below and s of Ovenlid (butte) (3/4 mi e of and above Somerset's Meadow) 1889 Comment
  CHSC116665  Pellaea mucronata var. californica Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20701 B Tehama On both sides of Deer Creek Trail, about 150 yards north of the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC87313  Pellaea mucronata var. californica Lowell Ahart 2004-4-29 10811 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 562 Comment
  UCD169424  Pellaea mucronata var. californica Lowell Ahart 2004-4-29 10811 Tehama About 8 miles (air) southwest of Paskenta, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 1 1/2 miles northwest of Bowers Creek, about 3/4 mile by trail northwest of Dead Rabbit Lake, along the Nomalaki Trail, about 1/8 mile southeast of an unnamed lake. 562 Comment
  CHSC78780  Pellaea mucronata var. mucronata Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  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
  CAS-BOT-BC465597  Penstemon anguineus Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -066 Tehama 1.5 miles SSW of Tedoc Gap, Beegun Creek watershed, S side of Forest Road 27N12 1760 Comment
  JEPS128465  Penstemon anguineus Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -066 Tehama 1.5 miles SSW of Tedoc Gap, Beegum Creek watershed; Forest Road 27N12. Comment
  UCSB12917  Penstemon anguineus Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Paskenta and South Yolla Bolly Peak (Mt. Linn) at Howell Saddle; 23.8 miles northwest of Paskenta 1889 Comment
  RSA691021  Penstemon azureus subsp. azureus L. Ahart, John Dittes 2003-6-11 10263 Tehama On the S side of Battle Creek. About 1 mile N of Manton Rd. About 1.5 miles (air) NE of the Colman Power House. About 5 miles (air) WSW of Darah Springs State Fish Hatchery. About 10 miles (air) ENE of Cottonwood. 153 Comment
  JEPS94345  Penstemon azureus var. azureus Vernon H. Oswald and Lowell Ahart 1997-5-14 8435 Tehama 1.6 mi nw of the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 7.9 mi s of Plum Creek Road); Ponderosa Way 1018 Comment
  UC2043033  Penstemon azureus var. azureus Barbara Ertter with Brad Olson 1991-7-4 10218 Tehama Toomes Camp Road (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Creek/Riley Ridge junction, ca. 25 air miles W of Corning. Comment
  CHSC87321  Penstemon heterophyllus var. purdyi Lowell Ahart 2004-4-29 10806 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 535 Comment
  CHSC60420  Penstemon neotericus Mary Ann Showers 1992-6-26 2570 Tehama Lassen Volcanic National Park. On ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS9342  Penstemon neotericus George W. Gillett 1953-8-16 337 Tehama near Diamond Peak; Lassen Volcanic National Park, near Diamond Peak 2209 Comment
  NY627272  Penstemon neotericus D. D. Keck 1930-7-24 960 Tehama 5 miles east of Mineral 1524.0 Comment
  JEPS7225  Penstemon newberryi var. newberryi Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  JEPS17594  Penstemon purpusii Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5313 Tehama just at base of (+/- 60 ft, below) rocky summit Ovenlid (summit of ridge 5 1/2 mi e of South Yollo Bolly Mountain); e of South Yollo Bolly Mountain, summit of Ovenlid 1981 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
  JEPS11466  Penstemon rydbergii var. oreocharis Jos. Grinnell 1928-6-11 Tehama Mineral 1524 Comment
  NY651291  Penstemon rydbergii var. oreocharis A. A. Heller 1936-8-18 s.n. Tehama Upper King Creek Meadow Camp, Lassen Volcanic National Park. 2225.0 Comment
  UC887208  Penstemon rydbergii var. oreocharis Alice Eastwood Aug 22 1912-Aug 26 1912 1916 Tehama Butte Creek meadows Lassen Butte Region Comment
  CHSC64495  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1995-4-10 6643 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  UC1949246  Perideridia bolanderi subsp. involucrata Barbara Ertter with Brad Olson 1991-7-5 10295 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  UC1619917  Perideridia gairdneri subsp. gairdneri Barbara Ertter 1991-9-2 10759 Tehama ca. 16 airmiles e. Covelo (springs at head of Burnt Creek on e. side of Anthony Peak, 0.5 mi. n. of Wells Cabin Campground on ridge rd.); s.w. Tehama Co., Anthony Peak, Burnt Creek 1889 Comment
  CHSC76503  Perideridia kelloggii Hiedi West; Beth Hendrickson 1999-6-3 Tehama Thomes-Newville. Vicinity of Salt Creek and Newville. 274 Comment
  CHSC101421  Perideridia oregana David Isle 1992-7-29 1548 Tehama E of first drainage coming down Forks Ridge from Willow Creek watershed boundary into Thomes Creek watershed. 1676 Comment
  CHSC42656  Perideridia parishii subsp. latifolia Vernon Oswald 1984-7-16 1598 Tehama E end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  CHSC67279  Persicaria hydropiper James D. Jokerst; Jeri Donovan 1981-9-30 1499 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek. Comment
  CHSC66203  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1996-6-3 7722 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  JEPS81863  Petrorhagia dubia L. R. Heckard with J. C. Hickman and R. C. Bacigalupi 1982-4-26 5846 Tehama about 2 1/2 mi w Paynes Creek (along highway 36 to Mt. Lassen (6 1/2 mi ne of Dales)); highway to Mt. Lassen, w of Paynes Creek 518 Comment
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Mar 21 2007
  JEPS96013  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-4-29 7494 Tehama nw Corning (CDFG parcel on s side of Gyle Rd., along intermittent stream ca 0.3 mi e of the W boundary, Thomes Creek Ecological Reserve); nw Sacramento Valley, Thomes Creek Ecological Reserve 102 Comment
  JEPS97202  Petrorhagia dubia Vernon H. Oswald 1995-4-3 6579 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  JEPS76670  Phacelia corymbosa L. R. Heckard 1972-6-17 2954 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 Comment
  CHSC70891  Phacelia distans Vernon Oswald; Lowell Ahart 1998-4-27 8970 Tehama Pettyjohn R d. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  CHSC113259  Phacelia egena Lowell Ahart; John Dittes 2014-5-17 19508 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
  CHSC32160  Phacelia egena James Jokerst 1980-8-22 1103 Tehama Near Mt. Linn. Comment
  CHSC64626  Phacelia egena Vernon H. Oswald; Lowell Ahart 1995-4-17 6674 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. Common on an outcropping of basalt bordering Manton Rd. e of the Old Hwy. Pool. 213 Comment
  UC1039725  Phacelia egena Douglas Barbe 1955-7-16 191 Tehama Mt. Linn (summit) South Yolla Bolly Mountain (w Tehama Co.) 2439 Comment
  UC1228234  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5328 Tehama Mt. Linn summit South Yolla Bolly ridge (very summit of ridge) 2463 Comment
  UC1228235  Phacelia egena Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5310 Tehama summit Ovenlid 1981 Comment
  JEPS74156  Phacelia egena Jeffrey Huber 1971-6-10 274 Tehama CA Hwy 36 18 mi e Red Bluff 548 Comment
  RSA152229  Phacelia egena I. L. Wiggins 1925-3-26 1520 Tehama Above the gorge on Mill Creek. Comment
  UC1002524  Phacelia egena Milo S. Baker and H. K. Wagnon 1953-7-11 12839 Tehama along County Rd 3 mi above Whitlock Camp 1524 Comment
  UC2031480  Phacelia heterophylla var. virgata Barbara Ertter with Brad Olson 1991-7-6 10447 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E Forest Glade/Three Prong junction ca 28 air miles W of Corning, E side Tatham Ridge overlooking valley Comment
  RSA719182  Phacelia mutabilis L. Ahart 2006-7-19 13049 Tehama East side of a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek., About 2 miles (air) southeast of Colby Mountain, about 45 1/8 miles (air) northeast of Butte Meadows. 1541 Comment
  CHSC61427  Phacelia procera Vernon H. Oswald; Lowell Ahart 1993-8-11 5796 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  UC54520  Phacelia procera H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4395 Tehama Morgan Springs Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC95199  Phacelia purpusii R. D. Fischer 2004-5-30 836 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 0.25 miles. 883 Comment
  JEPS101551  Phacelia purpusii Dean W. Taylor 1997-6-18 16077 Tehama Ponderosa Way about 0.5 miles S of Chapman Gulch; ca. 4 miles S Highway 36 960 Comment
  JEPS112911  Phacelia purpusii Dean W. Taylor 1997-6-6 16025 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  CHSC61428  Phacelia racemosa Vernon H. Oswald; Lowell Ahart 1993-8-18 5844 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park. Growing on the dry edge of a springy meadow draining into Canyon Creek. 2200 Comment
  RSA153473  Phacelia tanacetifolia I. L. Wiggins 1925-3-26 1540 Tehama Above the gorge on Mill Creek. Comment
  CHSC57487  Phlox gracilis S. R. Mitchelson 1987-4-12 11 Tehama Ca 1.2 km nw of Black Butte. 274 Comment
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Feb 19 2009
  UC703001  Phlox speciosa subsp. occidentalis Alice Eastwood and John Thomas Howell 1941-7-9 9836 Tehama near Government Flat Comment
  HSC71846  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5848 Tehama Along USFS Rd. 45 1.9 mi. N of Tedoc gap, W side of Mt. Tedoc 1372 Comment
  UC1949172  Phoradendron flavescens var. villosum Barbara Ertter with Brad Olson 1991-7-6 10443 Tehama Ball Rock - Toomes Camp Road at Trough Ridge jct, 18.8 mi from Paskenta, ca 28 airmiles W of Corning Comment
  UC1078780  Phoradendron juniperinum Job Kuijt 1958-4-20 1504 Tehama s. Mineral (ca. 2 mi. n. of Hole-in-ground Campgrounds) Comment
  UC1078867  Phoradendron macrophyllum Job Kuijt 1957-5-23 1376 Tehama Red Bluff Comment
  UC1078855  Phoradendron villosum Job Kuijt 1957-5-21 1363 Tehama Manton Comment
  CDA36361  Phytolacca americana Ramona Robison 2011-8-24 Tehama Woodson Bridge SRA Natural Preserve. 0 Comment
  CHSC64494  Pilularia americana Vernon H. Oswald; Lowell Ahart 1995-4-3 6569 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  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
  RSA158034  Pinus monticola J. M. Tucker, L. K. Mann 1959-7-19 3562 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  HSC1535  Pinus ponderosa S. J. Hawks 1965-5-8 51 Tehama 5 mi. W of Mineral on Hwy. 36 Comment
  UCSB2769  Pinus ponderosa Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road 13 miles northwest of Paskenta, South Yolla Bolly Mtns. 1188 Comment
  CAS-BOT-BC72826  Pinus ponderosa John Thomas Howell 1960-8-20 36206 Tehama Near Lassen Volcanic National Park, Morgan 1463 Comment
  SEINET10530798  Pinus ponderosa Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2839 Tehama 16 mi E of Red Bluff on Calif. Hwy 36; in grass; at edge of Pinus ponderosa and P. jeffreyi. 366 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
  SEINET12332650  Plagiobothrys canescens Unknown 1982-1 664 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS101558  Plagiobothrys cognatus Dean W. Taylor 1997-7-24 16163 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC79700  Plagiobothrys fulvus L. P. Janeway; B. Castro 2000-4-12 6664 Tehama Vicinity of Moore Creek, west of Hwy I-5. 128 Comment
  HSC93489  Plagiobothrys fulvus G. Fred Hrusa, J. Hart 1998-5-10 14430 Tehama Coyote Creek Conservation Area: 1/4 mi. S of Coyote Creek wash, 1 mi. W of Paskenta Rd. 100 Comment
  UCD144439  Plagiobothrys fulvus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 40 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  UCD18747  Plagiobothrys fulvus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 40 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  UCD21097  Plagiobothrys fulvus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 273 Tehama Thomes Creek Ecological Reserve. As the crow flies, 6 miles NW of the town of Corning. Pool # THO002. Comment
  CHSC40691  Plagiobothrys fulvus var. campestris Pauleen Broyles 1982-4-12 382 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m nw of jct. Hwy 99 and access road. 63 Comment
  UC726727  Plagiobothrys greenei A. A. Heller 1927-4-18 14343 Tehama near Hooker Oak; Chico Comment
  CAS-BOT-BC231012  Plagiobothrys hispidulus P. A. Munz 1951-7-25 16875 Tehama 1 mile E of Square Lake, South Yolla Bolly Mountains 2133 Comment
  JEPS61035  Plagiobothrys hispidulus Joseph Grinnell 1925-6-23 Tehama Battle Creek Meadows Comment
  CAS-BOT-BC231017  Plagiobothrys hispidulus P. A. Munz 1951-7-26 16951 Tehama Square Lake, N base of S Yolla Bolly Park 2133 Comment
  JEPS61039  Plagiobothrys humistratus R. F. Hoover 1937-5-19 2247 Tehama near Vina Comment
  UCD120856  Plagiobothrys leptocladus G. F. Hrusa 1996-5-2 12907 Tehama Scattered in bottoms of vernal pools near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way), Central Valley. 110 Comment
  CHSC78624  Plagiobothrys nothofulvus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  JEPS97503  Plagiobothrys scriptus Vernon H. Oswald and L. Ahart 1995-4-3 6573 Tehama T29N R2W SW1/4 NW1/4 Sec. 26, 680 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  CHSC42223  Plagiobothrys stipitatus T. R. Fredricks 1986-4-7 128 Tehama 12 mi nw of Chico on hwy 99, Vina Plains Preserve. 67 Comment
  UCSB63938  Plagiobothrys stipitatus Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R2W SW1/4 NW1/4 Sect. 17; Cascade Range Foothills 263 Comment
  JEPS118019  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
  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
  UCD18766  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 59 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  UCD21103  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 279 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  CHSC28991  Plagiobothrys tenellus J. D. Jokerst 1979-4-14 201 Tehama S. edge of canyon N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  CHSC43550  Plagiobothrys tenellus Lowell Ahart 1979-4-25 1847 Tehama Along the edge of Highway 36, about 6 miles east of Platina. 365 Comment
  CHSC75258  Plagiobothrys tenellus Vernon H. Oswald; Lowell Ahart 1999-4-21 9708 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 655 Comment
  CHSC78625  Plagiobothrys tenellus Julie Cunningham; Heidi West, Caroline Warren 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Grizzly Creek. 274 Comment
  CHSC79703  Plagiobothrys tenellus L. P. Janeway; B. Castro 2000-4-21 6666 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  CHSC41019  Plantago bigelovii Pauleen Broyles 1982-3-23 367 Tehama The Nature Conservancy Vina Plains Preserve. On a rise, ca 100 m south of Lassen Rd and w of irrigation ditch in w pasture. 68 Comment
  CHSC55231  Plantago erecta L. P. Janeway 1991-4-11 3879 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 170 Comment
  CHSC65650  Plantago erecta Shaun E. Sims 1995-4-22 12 Tehama Ca. 3 mi se Eagle Peak. 304 Comment
  HSC93243  Plantago major Vernon H. Oswald, L. Ahart 1996-9-4 8262 Tehama Along Hwy. 36, NE of Red Bluff, Cascade Range Foothills, along Paynes Creek 1 mi. upstream from old bridge site 131 Comment
  RSA66994  Platanthera leucostachys Philip A. Munz 1951-7-25 16881 Tehama 1/3 miles east of Square Lake, south Yolla Bolly Mountains 2134 Comment
  CHSC67260  Platanus racemosa James D. Jokerst 1981-2-23 1253 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Growing along Zimmershed Creek located N of Pine Creek. Comment
  JEPS88413  Platanus racemosa Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7261 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau, flood plain of Pa 152 Comment
  CHSC65968  Platystemon californicus Vernon Oswald 1996-4-23 7435 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the north-facing slope on Paynes Creek Canyon near the power line and the N end of the Jeep Trail. 167 Comment
  CHSC9272  Platystemon californicus D. C. Burns 1971-4-4 124 Tehama Abundant on n side of Wildcat rd., ca. 1.5 mi n of the intersection of Wildcat rd. and County rd. #A-6, this intersection is ca. 9 mi n of State highway 36 and county rd. # A-6. 365 Comment
  HSC95161  Platystemon californicus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 14 Tehama Beegum Gorge, S side of Hwy. 36 430 Comment
  JEPS51581  Platystemon californicus W. L. Jepson 1899-4-25 Tehama Salt Creek , tributary of the Cottonwood (tributary of the Cottonwood) Comment
  CHSC70913  Plectritis ciliosa subsp. ciliosa Vernon Oswald; Lowell Ahart 1998-4-27 8964 Tehama Cannon Rd. 1.1 mi west of its junction with Hwy. 36 west of Red Bluff. 2084 Comment
  CHSC55423  Plectritis ciliosa subsp. insignis Vivian L. Long 1991-4-5 2 Tehama Ca. 6 m e Hwy 36, 4.8 km ne Red Bluff. 90 Comment
  UC499755  Plectritis macrocera Doris Kildale Gillespie 1930-5-9 9293 Tehama 18 mi w of Mercial (on Susanville Road); Susanville Road Comment
  JEPS88448  Poa bulbosa Vernon H. Oswald and Lowell Ahart 1996-4-3 7301 Tehama nw Corning (CDFG parcel s side of Gyle Rd, ca 0.4 mi e of the dirt lane along the w side of the parcel); Thomes Creek Ecological Reserve, nw side of Sacramento Valle 103 Comment
  UCD90672  Poa bulbosa Morris Halperin 1931-4-27 324 Tehama Red Bluff. R. W. Hanna's ranch. Comment
  JEPS94187  Poa howellii Vernon Oswald and Lowell Ahart 1998-4-21 8937 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail between Log Springs Rd. (M4) and Bennett Creek, trailhead on Log Springs Rd. uphill from Wilder Pond); Inner N. Coast Ranges 609 Comment
  JEPS76263  Poa pringlei Todd Keeler-Wolf 1977-9-10 666 Tehama near summit Mt Linn; S Yolla Bolly Mts 2453 Comment
  CAS-BOT-BC243270  Poa secunda subsp. secunda Doris Kildale Gillespie 1930-5-14 9397 Tehama Between Mineral and Paynes Creek 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
  JEPS70659  Poa secunda subsp. secunda W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Rosewood Comment
  UC1019553  Poa secunda subsp. secunda Louise Kellogg 1952-7-17 81 Tehama S Yolla <Bolly> Mt Middle Eel-Yolla <Bolla> Primitive Area; North Coast Ranges, Mendocino Nat'l Forest 2438 Comment
  SEINET11689125  Poa tenerrima Unknown 1982-1 440 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 70 Comment
  JEPS88115  Pogogyne zizyphoroides Vernon H. Oswald and Lowell Ahart 1996-4-29 7472 Tehama nw of Corning (DCFG parcel on s side of Gyle Road, nw side of Sacramento Valley, near w boundary of Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  UC1042333  Pogogyne zizyphoroides John Thomas Howell 1954-4-26 29192 Tehama 6 miles south of Corning Comment
  JEPS121164  Polanisia dodecandra subsp. trachysperma Lowell Ahart 2013-8-2 18992 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  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
  SJSU13442  Polanisia dodecandra subsp. trachysperma L. J. Hendricks 1987-7-15 Tehama E side Sacromento R c. 7 mi N of Los Molinos Comment
  SJSU14017  Polanisia dodecandra subsp. trachysperma L. J. Hendricks 1988-7-12 Tehama E side Sacromento R c. 7 mi N of Los Molinos Comment
  SBBG119806  Polemonium occidentale L. Ahart 2006-7-25 13069 Tehama ca. 0.5 N of dirt rd crossing of Colby Crk, ca. 2 air mi SE of Colby Mtn, ca. 5 air mi NE of Butte Meadows 1564 Comment
  JEPS102778  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS115382  Polygonum arenastrum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16321 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CAS-BOT-BC414187  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-20 36268 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CAS-BOT-BC109124  Polygonum bidwelliae Ella D. Cantelow 1953-6-16 s.n. Tehama About 11 miles west of Mineral. Comment
  CHSC105504  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
  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
  JEPS88105  Polygonum bidwelliae Vernon H. Oswald and Lowell Ahart 1996-5-6 7510 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36; ca. 0.2 mi. n. of the gravel rd. & 0.2 mi. w. of the Jeep Trail, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 213 Comment
  UCD99857  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama Hills on west side of road, on Wright-Graham ranch, South Power House Road, 1 1/2 miles south of Manton. Comment
  CHSC79078  Polygonum bolanderi L. P. Janeway 2000-6-30 6872 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  JEPS88166  Polygonum bolanderi Vernon H. Oswald and Lowell Ahart 1996-7-8 7984 Tehama n.e. Red Bluff (BLM parcel along Hwy. 36; slopes bordering Paynes Creek at the former bridge site at the w. end of the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 97 Comment
  HSC17552  Polygonum californicum Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  RSA107438  Polygonum californicum L. S. Rose 1955-6-12 55063 Tehama Hog wallow depressions on low rolling plains, 8.5 miles S of Corning. 91 Comment
  JEPS50543  Polygonum davisiae Joseph Grinnell 1925-7-27 Tehama near Broke-off Mountain 2743 Comment
  UC1609141  Polygonum davisiae Vernon H. Oswald and Lowell Ahart 1993-9-2 5907 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta, n side of ridge near summit); South Yolla Bolly Mtns. 2438 Comment
  CHSC115546  Polygonum douglasii Lowell Ahart; John Dittes 2015-8-5 20439 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC117580  Polygonum douglasii Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21362 Tehama Dry area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. 1963 Comment
  SEINET11938911  Polygonum douglasii F. W. Hoffman 1947-1 1592 Tehama Government Flat, SW Tehama Co 797 Comment
  UC1025118  Polygonum douglasii subsp. douglasii Douglas Barbe 1955-7-17 214 Tehama Cold Spring Camp; w Tehama Co. 1889 Comment
  CHSC94379  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-7-19 13030 Tehama North edge of an open dry flat, about 100 yards west of the dirt road, about 50 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS115346  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, Josephine Guardino 2009-9-6 16360 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  JEPS104232  Polygonum lapathifolium Lowell Ahart 2003-9-17 10590 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
  CAS-BOT-BC418533  Polygonum minimum P. A. Munz 1951-7-25 16870 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  JEPS50648  Polygonum phytolaccifolium Jos. Grinnell 1925-7-27 Tehama Brokeoff Mountain 2133 Comment
  CAS-BOT-BC420076  Polygonum polygaloides subsp. kelloggii Douglas Barbe 1955-7-22 242 Tehama Northern slope 3 miles west of Oven Lid on the trail to Square Lake, West Tehama County 2072 Comment
  CHSC45384  Polygonum shastense Vernon Oswald 1986-8-4 2266 Tehama Lassen Volcanic National Park, Brokeoff Mt. Trail. Growing on a scree slope. 2560 Comment
  CHSC115587  Polygonum spergulariiforme Lowell Ahart; John Dittes 2015-8-5 20440 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC65694  Polypodium calirhiza Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7273 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the south bank of Paynes Creek, near the end of the gravel road running westward from the parkinglot on Hwy 36. 106 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
  HSC75059  Polypogon interruptus J. P. Smith, Thomas W. Nelson 1978-7-22 10052 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  SEINET11689131  Polypogon maritimus Unknown 1982-1 700 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC90890  Polystichum munitum Niall McCarten; Roxanne Bittman 1986-6-15 5459 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CAS-BOT-BC102408  Populus fremontii Ann W. Gillette 1978-8-5 s.n. Tehama Todd Island, Sacramento River southeast of Red Bluff Comment
  UCD110651  Populus fremontii subsp. fremontii D. Sanchez-Mata 1997-9-17 s.n. Tehama Red Bluff. Sacramento River near William B. Ide State Historic Park. 85 Comment
  JEPS101403  Porterella carnosula Dean W. Taylor 1997-7-24 16162 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CDA43424  Potamogeton berchtoldii Loren Gehrung 2015-6-8 PDR# 520 P06087315 Tehama McCoy Road, Red Bluff. 0 Comment
  CHSC117730  Potamogeton crispus Lowell Ahart; John Dittes 2016-8-25 21296 Tehama In the Sacramento River, about 200 yards east of the parking area, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  CHSC102637  Potamogeton foliosus var. foliosus Lowell Ahart; Josephine Guardino 2009-9-6 16362 Tehama East of the enclosure, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC102634  Potamogeton natans Lowell Ahart; Josephine Guardino 2009-9-6 16361 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC43805  Potamogeton natans Vernon Oswald 1983-7-26 928 Tehama Along margin of Wilson Lake. 1615 Comment
  SBBG128037  Potamogeton natans L. Ahart, J. Dittes 2010-7-17 16843 Tehama pond, Soap Crk Ranch, ca. 4.8 mi SE of Manton, ca. 2 mi N of Hwy 36 812 Comment
  CHSC44230  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1988-6-27 3533 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC85288  Potentilla glandulosa subsp. ashlandica John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 794 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
  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-BC540583  Potentilla gracilis var. fastigiata Ethel Crum 1937-8-7 1954 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  UCD113964  Poteridium annuum P. B. Kennedy 1928-5-7 s.n. Tehama 9 miles from Red Bluff, F. Lessiere Ranch. Comment
  CAS-BOT-BC163063  Prunus emarginata John Thomas Howell 1960-8-18 36044 Tehama Bluff Falls - near Lassen Volcanic National Park 1981 Comment
  CAS-BOT-BC163064  Prunus emarginata John Thomas Howell 1960-8-21 36310 Tehama Rocky slope 1/2 mi. se. of Sulphur Works - Lassen Volcanic National Park 2133 Comment
  CDA26214  Prunus serotina Nursery Service 1949-6-9 Tehama Tehama. 0 Comment
  CHSC70903  Prunus subcordata Vernon Oswald; Lowell Ahart 1998-4-27 8975 Tehama Weemasoul Rd. near its junction with Pettyjohn Rd., west of Red Bluff and southeast of Platina. Along the edge of the road. 417 Comment
  CHSC105994  Prunus virginiana var. demissa B. Castro; L. P. Janeway 2000-4-22 1092 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 0.2 mi west of Black Rock and south of Ponderosa Way. On lower terrace above creek, in area of open foothill-riparian woodland. 640 Comment
  CHSC68596  Prunus virginiana var. demissa Vernon H. Oswald; Lowell Ahart 1997-5-14 8419 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
  CAS-BOT-BC356388  Pseudognaphalium beneolens Clare B. Hardham 1971-8-10 193446 Tehama South Yolla Bolly Mountain. Dry Lake, road to Red Bluff 1691 Comment
  CHSC117714  Pseudognaphalium luteoalbum Lowell Ahart; John Dittes 2016-8-25 21289 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
  JEPS51143  Pseudostellaria jamesiana W. L. Jepson 1927-6-21 12277 Tehama Mineral 1524 Comment
  UC1002621  Pseudostellaria jamesiana Milo S. Baker and H. K. Wagnon 1953-7-12 12896 Tehama 5.3 mi above Whitlock Camp (county road, West Tehama County) 1828 Comment
  UC726173  Pseudostellaria jamesiana A. A. Heller 1936-6-19 Tehama Mill Creek Mineral (Mineral); Mill Creek Comment
  CDA15859  Psilocarphus brevissimus G. F. Hrusa, J. Hart 2000-4-8 15304 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CAS-BOT-BC361816  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4351 Tehama Southwest side of Hwy 99, 0.8 mi southeast of Lassen Road. Within the road right-of-way fence 64 Comment
  JEPS122008  Psilocarphus oregonus Lowell Ahart 2014-5-8 19437 Tehama On the south side of the paved road to Berris Creek, about 0.4 mile east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. Comment
  UC1056269  Psilocarphus oregonus Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3132 Tehama 8 mi ne Flourney (along Paskenta Road) Comment
  CAS-BOT-BC361909  Psilocarphus tenellus L. E. Smith 1914-5-8 674 Tehama Red Bluff Comment
  CHSC105992  Ptelea crenulata B. Castro; L. P. Janeway 2000-4-21 1088 Tehama High Cascade Range. North side of Mill Creek near Black Rock Campground, ca 500 ft west of Black Rock and north of Ponderosa Way. On rocky edge of trail at top of steep bank above creek. 646 Comment
  UC1606347  Pterospora andromedea Barbara Ertter 1991-9-2 10777 Tehama Round Valley Paskenta road (Rt M4) 3.4 mi E of M2 jct at Government Flat ca. 18 airmiles W of Paskenta 1676 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
  JEPS88301  Pterostegia drymarioides Vernon H. Oswald and Lowell Ahart 1996-5-20 7575 Tehama Hwy. 36 n.e. of Red Bluff (BLM parcel along Hwy. 36, ne.e end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  CHSC87902  Pycnanthemum californicum Lowell Ahart 2004-6-11 11037 Tehama Along a small stream, near the southwest margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 545 Comment
  JEPS19280  Pycnanthemum californicum F. P. Cronemiller 1923-1 826 Tehama Maxim Cabin California National Forest [now Mendocino National Forest] (California National Forest [now Mendocino National Forest], sw Tehama Cabin) Comment
  CDA21858  Quercus chrysolepis G. D. Barbe 1975-10-24 2100 Tehama 1.4 miles north of Highway 36 (Paynes Creek) on Lanes Valley Road. 0 Comment
  OBI77046  Quercus chrysolepis Anthony Baniaga 2011-6-3 303 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 15 NE of SW 1072 Comment
  UC1135350  Quercus chrysolepis P. L. Johannsen 1936-8-26 998 Tehama 1.25 mi ne junction of Rattlesnake Creek and Deer Creek; Lassen National Forest, Paynes Creek Quad. 1097 Comment
  CAS-BOT-BC86620  Quercus douglasii W. A. Weber; Lewis S. Rose 1953-5-23 8468 Tehama rolling hills 6 mi N of Red Bluff 91 Comment
  CAS-BOT-BC86621  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama near Red Bluff Comment
  UCR123337  Quercus douglasii George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6884 Tehama Central CA Valley, Calif. Hwy 36, 12 mi west of Red Bluff at junction with Cannon Rd. 305 Comment
  JEPS76664  Quercus durata L. R. Heckard 1972-6-17 2960 Tehama nw side Tedoc Mt. (along new road around w of mountain) 1280 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
  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
  CHSC68948  Quercus garryana var. breweri Vernon Oswald; Lowell Ahart 1997-7-7 8680 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  UC703069  Quercus garryana var. breweri Alice Eastwood 1941-7-9 9821 Tehama Government Flat Comment
  UCD46164  Quercus garryana var. semota P. L. Johannses 1936-8-28 1004 Tehama 1/4 mile north of of the junction of Panther and Deer Creeks. 914 Comment
  CDA21942  Quercus kelloggii Gordon Leppig, Tony LaBanca 1998-7-13 975 Tehama State Route 44, Shingletown Rest Area, one mile east of Shingletown. 0 Comment
  UCD80341  Quercus kelloggii CNPS SN Foothill Team 2005-7-1 SNNR 0487 Tehama USFS Lassen National Forest. 1164 Comment
  UCD47501  Quercus wislizeni J. M. Crawford 1956-9-22 4 Tehama One half mile northeast of Montgomery Place. 289 Comment
  JEPS90951  Raillardella scaposa Dean Wm. Taylor with Glenn L. Clifton 1992-8-22 13205 Tehama se slope in the head of unnamed creek draining to Spencer Meadow (near the Plumas County line, Mount Conard); Sierra Nevada, Mount Conard 2392 Comment
  CAS-BOT-BC379474  Ranunculus alismifolius C. R. Quick 1950-6-17 50 -28 Tehama adjacent to Mill Creek Meadow, west of Gurnsey Camp Ground, Lassen National Forest Comment
  RSA74349  Ranunculus alismifolius var. hartwegii Milo S. Baker 1952-5-23 12434 Tehama W ground near Child's Meadow Hwy 36 1524 Comment
  CAS-BOT-BC379330  Ranunculus alismifolius var. lemmonii Saichi Kawahara 1968-5-5 406 Tehama meadow on Highway 89, St. Bernard, 1 mi west of Plumas county line Comment
  CHSC48829  Ranunculus aquatilis var. diffusus Vernon Oswald 1983-7-26 922 Tehama Calif. Hwy 32, 1.0 mi s-w of its jct. with Calif. Hwy 36. Along the edge of North Fork of Deer Creek. Meadow. 1402 Comment
  SBBG2240  Ranunculus aquatilis var. diffusus H. and M. Dearing 1938-6-22 2083 Tehama marsh near Deer Crk 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
  UC1586616  Ranunculus bonariensis var. trisepalus Vernon H. Oswald and Lowell Ahart 1991-5-9 4570 Tehama ca 1.5 ne Bend Bridge of the Sacramento River (ca 6.5 mi nne of Red Bluff, sw corner of large impoundment at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS54991  Ranunculus canus Edith M. Wickes 1917-1 Tehama Red Bluff Comment
  JEPS88892  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1994-4-6 6082 Tehama on shoreline near E end of Morrison-Bryant Rd.; Black Butte Lake, Burris Creek Arm 144 Comment
  JEPS95681  Ranunculus hebecarpus Vernon H. Oswald and L. Ahart 1995-4-10 6640 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  UC1949155  Ranunculus hebecarpus Barbara Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 Comment
  CDA24330  Ranunculus hebecarpus J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  CHSC79900  Ranunculus muricatus L. P. Janeway; B. Castro 2000-4-5 6657 Tehama Vicinity of Rice Creek, west of Hwy I-5. 106 Comment
  HSC75397  Ranunculus occidentalis J. O. Sawyer, K. A. Sawyer 1980-6-18 3561 Tehama Humboldt Trail W of Long Ridge Trail 1829 Comment
  SEINET203930  Ranunculus occidentalis var. rattanii G. A. Evans 1963-7-27 s.n. Tehama Soda Springs Campground about 40 mi NE of Chico along Hwy 32 914 Comment
  HSC18164  Ranunculus occidentalis var. ultramontanus Louise Kellogg 1952-7-13 36 Tehama Mendocino National Forest, near Ovenlid at start of trail to Square Lake and S Yolla Bolly Mtn. 1768 Comment
  CHSC54016  Ranunculus pusillus Vernon H. Oswald; Lowell Ahart 1991-5-9 4557 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 margin of an impoundment located ca. 0.5 mi south-southeast of the entrance kiosk. 112 Comment
  SEINET12093972  Ranunculus pusillus Unknown 1982-1 530 Tehama T24N, R1W, nwquadrant Sect 29. The Nature Conservancy Vina Plains Preserve 62 Comment
  UC1736751  Ranunculus sardous Dean W. Taylor 1992-5-26 12655 Tehama 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
  CHSC34564  Raphanus raphanistrum R. E. Preston; L. E. Preston 1982-1-1 156 Tehama On e side of Hwy 99 across from Halle Rd, ca. 1 mi n of Butte/Tehama Co. line. Roadside. Comment
  SDSU14072  Rhamnus purshiana K. Dixon 1942-9-3 203 Tehama Big Chico Creek, Tehama Co. 1158 Comment
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Nov 10 2008
  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
  CHSC65972  Rhamnus tomentella subsp. tomentella Vernon H. Oswald; Lowell Ahart 1996-4-23 7419 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along the W shore of Hog Lake. 265 Comment
  JEPS49420 Image available Ribes cereum W. L. Jepson 1927-6-21 12280 Tehama hillslope by Feather River Meadows (near Mineral); Feather River 1524 Comment
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Jun 19 2009
  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
  HSC95671  Ribes lobbii Vernon H. Oswald, L. Ahart 1997-7-7 8667 Tehama Near NE corner of Yolla Bolly Wilderness on FS Rd. 27N06, 0.5 mi. N of Tomhead Saddle. 1677 Comment
  CAS-BOT-BC168886  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9834 Tehama Near Government Flat Comment
  CAS-BOT-BC212585  Ribes montigenum John Thomas Howell 1960-8-19 36149 Tehama Brokeoff Mountain Trail 2682 Comment
  CHSC80553  Ribes nevadense Vernon H. Oswald; Lowell Ahart 2001-5-7 10006 Tehama Forest Road 26N15 2.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  RSA0023156  Ribes nevadense Carl B. Wolf 1937-5-17 8711 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 6.7 mi. below Mineral. 1372 Comment
  RSA0018042  Ribes roezlii Carl B. Wolf 1937-5-17 8713 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 3.6 mi below Mineral. 1463 Comment
  CAS-BOT-BC168811  Ribes viscosissimum John Thomas Howell 1960-8-21 36305 Tehama Near Sulphur Works entrance, Lassen Volcanic National park 1996 Comment
  JEPS13522  Ribes viscosissimum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5331 Tehama just n Mt. Linn; So. Yolla Bolly Mt. 2331 Comment
  CAS-BOT-BC362943  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-9 9301 Tehama 15 miles west of Mineral on Susanville road Comment
  CAS-BOT-BC362944  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-14 9400 Tehama Between Mineral and Paynes Creek Comment
  CHSC102245  Rigiopappus leptocladus L. P. Janeway; B. Castro 2009-4-25 9737 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC87202  Rigiopappus leptocladus Lowell Ahart; John Dittes, Josephine Guardino 2004-4-15 10743 Tehama Along the Nomalaki Trail, the second switchback north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 522 Comment
  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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Jul 1 2009
  JEPS34915  Rigiopappus leptocladus W. L. Jepson 1932-5-9 16354 Tehama near Seven Mile Creek about 3-4 mi ne Red Bluff; Seven Mile Creek 137 Comment
  CAS-BOT-BC74725  Rorippa curvisiliqua P. A. Munz 1951-7-25 16886 Tehama South Yolla Bolly Mountains. 1/3 mile east of Square Lake. 2133 Comment
  JEPS90361  Rorippa curvisiliqua Dean W. Taylor 1972-6-17 Tehama Tedoc Mountain; border of small vernal pool 1371 Comment
  HSC6555  Rorippa curvisiliqua P. A. Munz 1951-7-25 16876 Tehama S Yolla Bolly Mtns., 1 mi. E of Square Lake 2134 Comment
  CAS-BOT-BC148110  Rosa gymnocarpa Alice Eastwood; John Thomas Howell 1941-7-9 9742 Tehama Log Spring Ridge between Log Spring and Government Flat 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
  JEPS94331  Rosa gymnocarpa Vernon H. Oswald and Lowell Ahart 1997-5-14 8441 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29), 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  CHSC66502  Rosa pisocarpa subsp. ahartii Vernon H. Oswald; Lowell Ahart 1996-5-20 7590 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On the flood plain of Paynes Creek. 152 Comment
  CHSC84312  Rubus armeniacus Lowell Ahart; John Dittes 2003-6-11 10256 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
  JEPS104327  Rubus discolor Lowell Ahart 2003-6-11 10256 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
  CHSC115849  Rubus parviflorus Lowell Ahart; John Dittes 2015-8-6 20519 Tehama Near the spring, 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
  CHSC88551  Rumex salicifolius var. denticulatus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-3 Tehama Vicinity of Dry Creek and Red Bank Creek. 274 Comment
  JEPS104324  Rumex salicifolius var. denticulatus Lowell Ahart 2003-6-11 10253 Tehama On the south side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC64824  Rumex salicifolius var. salicifolius Vernon H. Oswald 1995-6-4 6821 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy.36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in a pile of basalt boulders along the edge of Manton Rd. e of the borrow pit. 219 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
  CHSC95178  Rupertia hallii R. D. Fischer 2005-9-10 849 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found on ridge top above old quarry 6.8 miles from Hwy 32. 1524 Comment
  CHSC65790  Sagina apetala Vernon H. Oswald; Lowell Ahart 1996-4-8 7322 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the upper flood plain on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  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
  CHSC79281  Sagina decumbens subsp. occidentalis B. Castro; L. P. Janeway 2000-4-4 1083 Tehama Vicinity of Orland, W of Highway I-5, among 'hummocky' rolling hills just N of Rice Creek. 118 Comment
  CHSC117713  Sagina saginoides Lowell Ahart; John Dittes 2016-8-25 21298 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  JEPS105473  Sagittaria montevidensis subsp. calycina Dean W. Taylor 1992-10-8 13260 Tehama Coyote Creek; ca. 5 miles S of Red Bluff, at crossing of Rawson Road 97 Comment
  UC1731160 Image available Sagittaria rigida Dean W. Taylor 1993-8-31 14064 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek, 186 Comment
  RSA530026  Sagittaria sanfordii D. W. Taylor 1991-6-14 11919 Tehama Hog Lake (West of Highway 36 ca. 3 miles S of Dales), 262 Comment
  CAS-BOT-BC132679  Salix C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km. east of Red Bluff 300 Comment
  JEPS16230  Salix Joseph Grinnell with Mary E. Grinnell 1927-5-17 Tehama Mineral 1463 Comment
  UC525964  Salix C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  JEPS15357  Salix boothii W. L. Jepson 1929-9-28 18312 Tehama head of Manzanita Creek Lassen Peak 2438 Comment
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Jul 17 2013
  RSA67237  Salix eastwoodiae Philip A. Munz 1951-7-27 16957 Tehama S base of S Yolla Bolly Peak. 2104 Comment
  JEPS117344  Salix exigua Lowell Ahart, John Dittes 2010-7-19 16891 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
  RSA32842  Salix exigua A. A. Heller 1927-5-8 14367 Tehama Near Vina. Comment
  SBBG128033  Salix exigua L. Ahart, J. Dittes 2010-7-19 16891 Tehama gravel bar, ca. 20 yards N of the poor rd crossing, on the bottom of the S Fork of Battle Crk, ca. 3.3 mi SW of Manton, ca. 4.2 mi N of Hwy 36 and Lane Valley Rd intersection 432 Comment
  UC481902  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 403 Tehama 2 km. e Mineral (S. Fork Battle Creek) 1500 Comment
  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
  RSA0034677  Salix geyeriana subsp. argentea Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral. 1500 Comment
  CAS-BOT-BC104056  Salix hindsiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 652 Tehama Payne Creek, 13 miles east of Red Bluff Comment
  CAS-BOT-BC106899  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  POM209476  Salix jepsonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 673 Tehama Mt. Lassen Hwy. 8 miles NE of Mineral. 1982 Comment
  CHSC105943  Salix laevigata Lowell Ahart; John Dittes 2010-7-17 16850 Tehama At the southeast corner of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC77375  Salix laevigata Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  UC525951  Salix lasiandra subsp. lasiandra C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 665 Tehama 1.7 mi. n.e. Mineral (N. Fork Battle R.); N. Fork Battle R. 1524 Comment
  CAS-BOT-BC128070  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; C. R. Ball; Beryl Kautz 1931-5-30 375 Tehama South Fork of Battle Creek, 1.7 kmk. west of Mineral 1500 Comment
  CAS-BOT-BC129526  Salix lasiandra var. lasiandra A. A. Heller 1928-5-30 14591 Tehama Mineral 1524 Comment
  CAS-BOT-BC106974  Salix lasiolepis C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 653 Tehama Payne Creek, 21 miles west of Mineral 487 Comment
  CAS-BOT-BC128323  Salix lasiolepis var. lasiolepis John Thomas Howell 1943-8-8 19197 Tehama Anthony Peak Comment
  CAS-BOT-BC128324  Salix lasiolepis var. lasiolepis John Thomas Howell 1944-7-14 19766 Tehama Anthony Peak, east side Comment
  CAS-BOT-BC124936  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 400 Tehama South Fork of Battle Creek, 2 km. east of Mineral 1500 Comment
  JEPS123953  Salix lemmonii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20409 Tehama East of County Road 769, 2.05 air miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air miles north-northeast of Gurnsey Creek Campground, 10.74 air miles south-southeast of Lassen Peak. Comment
  LA208892  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  POM218942  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 400 Tehama S Fork of Battle Creek. 2 km E of Mineral. 1500 Comment
  POM218988  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 376 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG29062  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-30 376 Tehama S fork of Battle Crk, 1.7 km W of Mineral 1500 Comment
  SJSU168  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt Lassen Hwy, 0.8 mi N of Sulphur Works Checking Station, Lassen Volcanic National Park 2042 Comment
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Jul 21 2009
  UC525914  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 685 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy. below hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525922  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 683 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  UC525933  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 680 Tehama 8 mi. n.e. Mineral (Mt.Lassen Hwy.) 2042 Comment
  UC525948  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 672 Tehama 8 mi. n.e. Mineral (Mt. Lassen Hwy.) 1981 Comment
  JEPS117342  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16893 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  JEPS117343  Salix melanopsis Lowell Ahart, John Dittes 2010-7-19 16892 Tehama About 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection 432 Comment
  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
  CHSC53959  Salvia columbariae Vernon H. Oswald; Lowell Ahart 1991-4-16 4499 Tehama Colyear Springs Rd, 0.8 mile west of Lowrey Rd, north of Paskenta. 240 Comment
  HSC73416  Salvia sonomensis Doug Renwick, Robert Kirkpatrick 1981-5-9 121 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  HSC73427  Salvia sonomensis S. R. Ahrens, L. Sieburth, B. Potter 1981-5-10 27 Tehama 671 Comment
  HSC90033  Salvia sonomensis Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-31 18 Tehama Tedoc Rd. 1.0 mi. S of intersection with Hwy. 36 671 Comment
  UC912450  Sambucus racemosa var. microbotrys D. Tebbe 1930-4-5 85 Tehama e Red Bluff Comment
  JEPS108898  Sanguisorba annua Lowell Ahart 2006-7-11 12956 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  CHSC34493  Sanicula bipinnata J. D. Jokerst 1981-2-23 1242 Tehama S of Pine Creek ca 50 meters, 1.0 mi E of Meridian Rd., S edge of county, Wurlitzer Ranch. Comment
  UC1022556  Sanicula bipinnata C. Ritchie Bell 1953-3-21 1394 Tehama 4 mi n of Red Bluff (beside U.S. Highway 99) Comment
  CDA38522  Sanicula crassicaulis J. C. Carlton & H. D. Metcalf 1975-4-15 s.n. Tehama Del Norte Drive, Cottonwood/Bowman area. 0 Comment
  UC735024  Sanicula graveolens Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3204 Tehama Anthony Peak 1676 Comment
  UC923149  Sanicula graveolens Freed W. Hoffman 1950-7-6 3264 Tehama about 1 mi ne of White Rock Guard Station (near Trinity-Tehama County boundary) Comment
  RSA67189  Sanicula graveolens P. A. Munz 1951-7-25 16862 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains 2134 Comment
  SBBG5270  Sanicula graveolens H. and M. Dearing 1939-6-12 3642 Tehama S of Lassen Nat Park Comment
  UC2029089  Sanicula graveolens Barbara Ertter 1990-5-13 8950 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca 7 1/2 miles west of Mineral. Comment
  CHSC92752  Sanicula tuberosa L. P. Janeway 2005-6-12 8419 Tehama High Cascade Range. 0.5 km north of Wilson Lake 1628 Comment
  UC1563873  Sanicula tuberosa Barbara Ertter 1989-5-3 8445 Tehama ca. 20 air mi sw Chester (e side of Deer Creek, Deer Creek Road (Rte 32) at Milepost 12.00); Deer Creek, Deer Creek Road, Milepost 12.00 975 Comment
  CHSC96627  Scandix pecten-veneris Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13627 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  CAS-BOT-BC283620  Schedonorus pratensis John Thomas Howell 1960-8-20 36248 Tehama Morgan 1463 Comment
  CHSC40805  Schoenoplectus mucronatus Pauleen Broyles 1982-7-7 783 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch, n of barn in s pasture. 60 Comment
  CHSC66605  Schoenoplectus mucronatus Vernon H. Oswald 1996-7-19 8073 Tehama Cascade Range Foothills. BLM parcel on the N side of the Sacramento River at Jellys Ferry Bridge on Jel-lys Ferry Rd. NE of Red Bluff. Along an old river channel on the NE side of the parcel. 100 Comment
  CHSC77398  Schoenoplectus pungens L. P. Janeway; B. Castro 1999-6-14 6465 Tehama Along south side Fough Fork Cottonwood Creek. 310 Comment
  CHSC46977  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  JEPS87031  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11442 Tehama shallow water of Wilson Lake Childs Meadows Quad., , Wilson Lake (Cascade Mountains) 1606 Comment
  UC1564774  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama ca 9 mi (air) e Mineral (Wilson Lake); , e of Mineral 1604 Comment
  CHSC115584  Scirpus microcarpus Lowell Ahart; John Dittes 2015-8-6 20508 Tehama Along the sides of the small stream, about 100 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  CHSC59146  Scirpus microcarpus Vernon H. Oswald 1992-8-19 5164 Tehama Lassen Volcanic National Park. Jeep trail passing beneath the ski lift at the top of the ski slope on the W side of Lassen Hwy., ca. 0.5 mi NW of the Southwest Entrance Station. 2194 Comment
  RSA105320  Scirpus microcarpus G. D. Barbe 1955-7-19 222 Tehama Rocky Cabin Spring, west Tehama County 1890 Comment
  RSA424716  Scleranthus annuus Aaron Liston, M. Blumler 1987-4-24 655 -5 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CAS-BOT-BC243529  Scribneria bolanderi John Wynn Gillespie; Doris Kildale Gillespie 1930-5-9 9285 a Tehama Between Payne's Creek and Mineral on Red Bluff - Susanville Road Comment
  CDA16186  Scribneria bolanderi G. F. Hrusa, J. Hart 1999-4-29 15039 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. Dry, open areas w/ thin soil. Uncommon, flwrs pinkish, pale. Annual. 175 Comment
  CHSC41066  Scribneria bolanderi Pauleen Broyles 1982-4-23 441 Tehama The Nature Conservancy Vina Plains Preserve. Hogwallow, ca 1 km s of Lassen Road. 70 Comment
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Jul 7 2009
  CHSC65004  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1995-7-12 7010 Tehama Inner North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.5 mi S of Hwy. 36. On a roadside bank. 981 Comment
  UC1586636  Scribneria bolanderi Vernon H. Oswald and Lowell Ahart 1991-5-9 4553 .1 Tehama 1.5 mi ne of the Bend Bridge over the Sacramento River (6.5 mi nne of Red Bluff, 0.6 mi ese of the entrance kiosk, Paynes Creek Recreation Area); Paynes Creek Recreation Area 112 Comment
  UCD36232  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama Tehama County, 4 miles south of Dales, along Route 36. Comment
  UCD92476  Scribneria bolanderi A. A. Beetle 1943-5-25 1944 Tehama near Paynes Creek, east of Red Bluff. 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
  RSA123698  Scutellaria antirrhinoides G. D. Barbe 1955-7-16 177 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  UCSB12918  Scutellaria antirrhinoides Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Ides Core; at the Foot of South Yolla Bolly Peak (Mt. Linn); Yolla Bolly Mtns 2133 Comment
  SBBG6525  Scutellaria californica H. and M. Dearing 1938-6-22 2066 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  RSA66368  Scutellaria californica P. A. Munz 1951-7-27 16959 Tehama S base of S Yolla Bolly Peak. 2058 Comment
  UCD101970  Sedella pumila Joseph M. DiTomaso 1976-3-28 380 Tehama 1.5 miles north of Butte County Line on Highway 99. 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
  CHSC117160  Sedum spathulifolium Lowell Ahart; John Dittes 2016-4-29 20814 Tehama About 150 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  JEPS121411  Sedum spathulifolium Peter F. Zika and Julie Nelson 2011-7-5 25521 Tehama 0.6 air miles NNW of summit of Tedoc Mountain, 29N45 road Comment
  SJSU6265  Sedum spathulifolium D. L. Wilson 1970-5-14 Tehama Battle Cr Canyon on Battle Cr between community of Paynes Cr & Mineral Comment
  CAS-BOT-BC64159  Sedum spathulifolium D. Haskamp; E. Sonnenblick; M. Taft 1995-4-22 41 Tehama On hwy 36 at the intersection with Beegum Creek. 0.1 mi. upstream from bridge crossing. N face outcropping Comment
  RSA0074775  Sedum spathulifolium G. D. Wallace, Larry E. DeBuhr 1972-5-21 1064 Tehama Along Hwy 36 just outside Lassen National Forest, 2.5 miles E of turnoff to Lyonsville. 1341 Comment
  SEINET10808554  Senecio David B. Dunn 1971-8-15 Dunn 18149 Tehama Kings Creek Meadow Campground, Lassen National Park, east of summit. Comment
  CHSC28160  Senecio aronicoides J. D. Jokerst 1979-7-16 285 Tehama 100 m S. of Forest Service Trail. 3E12 (Turner Mtn), 1.0 mi. W. of Trailhead. Outcrop at edge of marsh and pond. Comment
  CHSC59694  Senecio aronicoides L. V. Ritter 1969-6-15 351 Tehama 0.4 mi w of Soda Spring Campground 200 yds s of Hwy. 32. Comment
  SD64393  Senecio aronicoides Darley F. Howe 1966-6-11 Tehama 5 miles south of Government Flat, Mendocino National Forest, ridge between Mendocino and Tehama Counties 1705 Comment
  CAS-BOT-BC363592  Senecio fremontii var. fremontii John Thomas Howell 1960-8-19 36193 Tehama Lassen Volcanic National Park. Summit ridge, Brokeoff Mt. 2804 Comment
  JEPS94614  Senecio hydrophilus Vernon Oswald 1997-8-13 8815 Tehama Forest Road 29N19 (to Willow Spring Campground) 4.0 mi e Wilson Lake Road (0.5 mi w of Eedge Cabin Spring, n of Hwy 36 and ca. 6.5 air mi ese of Childs Mdws., along creek); Lost Creek 1572 Comment
  RSA0012471  Senecio serra var. serra Henry J. Ramsey, Henry J. Ramsey 1938-7-31 290 Tehama Mineral King. Comment
  JEPS75789  Senecio triangularis Todd and Virginia Keeler-Wolf 1971-7-16 325 Tehama about 0.25 mi nw Shell Mountain; Yolla Bolla Mountains 1889 Comment
  CHSC102481  Senecio vulgaris L. P. Janeway 2009-3-28 9663 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC96520  Senecio vulgaris Lowell Ahart 2007-5-8 13727 Tehama Along flood plain of Dibble Creek, about 100 yards norht of Highway 36, about 3.7 miles west of the intersection Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 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
  CAS-BOT-BC240208  Setaria viridis L. R. Abrams 1934-8-23 13643 Tehama Red Bluff Comment
  CHSC89616  Sherardia arvensis Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-16 Tehama Vicinity of Newville, Garland/Round Valley Road, and Williams Butte. In low slopes by stream channel. 274 Comment
  CHSC31247  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 0.5 mi from Crane creek, along the roadside on Hwy 36. Comment
  CHSC31248  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 1/2 mile from Crane Creek. Along the roadside on hiway 36. 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
  SEINET7929956  Sidalcea diploscypha F. P. Cronemiller 1924-5-20 884 Tehama California NF; Barker Camp;; 0 1158 Comment
  CHSC28163  Sidalcea glaucescens J. D. Jokerst 1979-7-16 284 Tehama 100 m S. of Forest Service Trail 3E12, 1.0 mi W. of trail head. Comment
  UCD80455  Sidalcea hartwegii CNPS SN Foothill Team 2005-6-21 SNNR 0377 b Tehama USFS Lassen National Forest. 599 Comment
  HSC16037  Sidalcea hartwegii Larry Berti 1968-6-22 Tehama Red Bank Creek where creek crosses Paskenta Rd. Comment
  CHSC41004  Sidalcea hirsuta Pauleen Broyles 1982-5-24 650 Tehama The Nature Conservancy Vina Plains Preserve. At edge of large vernal pool, 50 m. s of Lassen Road in w pasture. 66 Comment
  CHSC86817  Sidalcea hirsuta Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  JEPS50090  Sidalcea hirsuta S. A. Long 1938-5-16 Tehama low spots along the road between Red Bluff and Henleyville (about 10 mi ssw of Red Bluff); sw of Red Bluff Comment
  RSA756203  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 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
  CAS-BOT-BC205772  Sidalcea oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2072 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
  JEPS28443  Silene douglasii George W. Gillett 1957-8-13 1069 Tehama rock-strewn s exposure of upper Brokeoff formation Lassen Volcanic National Park, Brokeoff Mountain (Brokeoff Mountain) 2743 Comment
  JEPS87998  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CHSC75354  Silybum marianum Ben Myhre 1997-3-9 23 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Ceek Canyon. 106 Comment
  CHSC113266  Sisymbrium officinale Lowell Ahart; John Dittes 2014-5-16 19476 Tehama Along the sides of the poor dirt road, about 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  JEPS122038  Sisymbrium officinale Lowell Ahart, John Dittes 2014-5-16 19476 Tehama About 200 yards southeast of the lone oak tree, about 3/4 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  UCD80174  Sisymbrium officinale CNPS SN Foothill Team 2005-5-10 SNFN 0163 a Tehama TNC Dye Creek Preserve, along Dye Creek, about 2 miles (?) southeast of the TNC field station. 113 Comment
  CHSC57537  Sisyrinchium bellum A. M. Walsh 1990-4-6 11 Tehama 11 mi. w of Red Bluff off Hwy 36, n side of hwy. Comment
  JEPS121163  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS94383  Solanum umbelliferum Vernon H. Oswald and Lowell Ahart 1997-5-14 8417 Tehama se of the town of Paynes Creek (Plum Creek Road 0.1 mi w of Hogback Road); Plum Creek Road 969 Comment
  JEPS97220  Solanum umbelliferum Vernon H. Oswald and L. Ahart 1995-4-3 6606 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 720 ft, Cascade Range Foothills, isolated basalt boulders on top of 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 219 Comment
  CHSC88295  Solidago velutina subsp. californica Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 671 Comment