Search Results — 2000 specimen records retrieved (1607 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
  HSC39145  Abies X shastensis Gary S. Lester 1974-6-30 328 Tehama Yolla Bolly Wilderness, peak near N Yolla Bolly Mtn. 2317 Comment
  UC688871  Abutilon theophrasti Dana I. Glover Jr. 1943-9-30 Tehama about 12 mi se Corning (on w side of Sacramento River) Comment
  JEPS13947  Acer glabrum Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1956-7-17 5350 Tehama 19.5 mi n Paskenta (just e of summit of ridge at Post Pile Camp); Mendocino National Forest 1948 Comment
  CAS-BOT-BC330991  Acer glabrum var. glabrum Hans Leschke 1964-8-2 1882 Tehama Between Mill Creek Falls & Ski Hut, Lassen Volcanic National Park Comment
  UCD116972  Acer glabrum var. glabrum John Thomas Howell 1961-6-20 36565 Tehama Lassen Highway at Diamond Point. 2209 Comment
  CHSC23874  Achillea millefolium B. Garamendi 1974-5-11 3 Tehama Mill/Deer Creek Study Area. 300 yds S of Antelope Creek Crossing on Belle Melle Rd. 487 Comment
  CHSC77808  Achnatherum lemmonii B. Castro; L. P. Janeway 1999-6-10 974 Tehama About 19 air miles SW of Red Bluff, vicinity of Dry Creek. 310 Comment
  SEINET245218 Image available Achnatherum lemmonii L. P. Janeway, B. Castro 2004-5-30 8128 Tehama Along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET5585529 Image available Achnatherum lemmonii J. M. Tucker, L. K. Mann 1959-1 3538 Tehama South Yolla Bolly Mountain 1920 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
  SEINET7593349 Image available Achnatherum lemmonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park, Brokeoff Mountain. Lower portion of the Brokeoff Trail, about 1/4- mile above the Sulphur Works Checking Station. 2103 Comment
  CAS-BOT-BC210752  Achnatherum nelsonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. Trail, from Sulphur Works checking station 2103 Comment
  JEPS28283  Achnatherum nelsonii subsp. dorei George W. Gillett 1957-8-18 1103 Tehama ca. 1/4 mi. above Sulphur Works Checking Station (lower portion Brokeoff Trail, Brokeoff Mt.); Lassen Volcanic Nat'l Park, Brokeoff Mt. 2103 Comment
  JEPS76266  Achnatherum occidentale subsp. californicum Todd Keeler-Wolf 1977-9-10 669 Tehama e slopes of Mt. Linn South Yolla Bolly Mtns., Mt. Linn 2377 Comment
  UCD51220  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1939-7-10 2944 Tehama 12 miles east of Paynes Creek. 1097 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
  UCD51416  Achnatherum stillmanii August L. Hormay 1929-7-15 s.n. Tehama Polk Springs Road. Comment
  CHSC65053  Acmispon americanus var. americanus Vernon H. Oswald; Lowell Ahart 1995-7-17 7074 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 ni N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Common along the old highway near the N gate; also common along the margins of Manton Rd. 225 Comment
  CHSC78840  Acmispon americanus var. americanus Julie Cunningham; Jenny Marr, Heidi West, Caroline Warren, Natalie W 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  CHSC90410  Acmispon americanus var. americanus Niall McCarten 1986-6-22 5301 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1524 Comment
  CHSC66015  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1996-4-29 7502 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Growing on a teep bank on the N side of the intermittent stream ca. 0.3 mi E of the W boundary. 102 Comment
  SEINET957748  Acmispon brachycarpus C. B. Wolf 1937-1 8692 Tehama Northern Sierra Nevada Foothills, Red Bluff-Susanaville road, 4 1/2 mi. Below Payes creek P. O. 244 Comment
  UCD32607  Acmispon denticulatus Beecher Crampton 1954-6-16 1970 Tehama Tehama County, Mendocino National Forest, 0.5 miles northwest of Whiskey Saddle, along main logging road of Crane Mills Inc. 1438 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
  CHSC86813  Acmispon wrangelianus Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, Newville Road, and Newville. 228 Comment
  CAS-BOT-BC391369  Aconitum columbianum subsp. columbianum J. M. Tucker 1959-7-19 3572 Tehama Upper (south) side of Square Lake, north side of South Yolla Bolly Mountains 2133 Comment
  CHSC68959  Aconitum columbianum var. columbianum Vernon Oswald; Lowell Ahart 1997-7-7 8707 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  CAS-BOT-BC412921  Aconogonon davisiae M. S. Jussel 1931-9-6 s.n. Tehama Bumpas Hell Trail 2286 Comment
  JEPS123932  Aconogonon phytolaccifolium Lowell Ahart, John Dittes 2015-8-6 20494 Tehama West side of Childs Meadow, 0.67 air miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air miles southeast of Doe Mt., 10.41 air miles south of Lassen Peak. Comment
  UCD128473  Acourtia microcephala N. H. Macleod 1978-7-6 s.n. Tehama exact location unknown. Comment
  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
  CHSC64709  Aesculus californica Vernon H. Oswald 1995-5-22 6755 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Inflorescence from a single shrubby tree growing in basalt rubble at the ne corner of the reserve. 225 Comment
  CAS-BOT-BC29385  Ageratina occidentalis J. T. Howell 1943-8-8 19203 Tehama Near Government Flat Comment
  CHSC94431  Agoseris glauca var. glauca Lowell Ahart 2006-9-15 13201 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110087  Agoseris glauca var. glauca Lowell Ahart 2006-9-15 13201 Tehama East of Colby Creek, west of the poor dirt road, about 3/4 mile northwest of the Snowmobile Area, about 1 1/4 miles (air) northwest of Jonesville, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  UC891268  Agoseris monticola Alice Eastwood Aug 22 1912-Aug 26 1912 1751 Tehama Morgans Springs Lassen Butte Region, Morgans Springs Comment
  JEPS88595  Agrostis exarata Vernon H. Oswald and Lowell Ahart 1996-6-3 7696 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  UCD52286  Agrostis exarata Dean W. Taylor 1976-7-8 6035 Tehama drainage of Cub Cr. upstream from jct. with Deer Cr. along Highway 32. 1188 Comment
  CHSC64738  Agrostis hendersonii Vernon H. Oswald; Lowell Ahart 1995-5-9 6712 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Dales Lake Ecological Reserve. 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
  JEPS28279  Agrostis thurberiana George W. Gillett 1957-8-18 1098 Tehama about 0.25 mi above Sulphur Works Checking Station (lower portion of Brokeoff Mountain Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  CAS-BOT-BC138565  Agrostis variabilis P. A. Munz 1951-7-25 16897 Tehama Square Lake, North base of South Yolla Bolly Mountains. 2133 Comment
  CHSC115795  Agrostis variabilis Lowell Ahart; John Dittes 2015-8-5 20449 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC41030  Aira caryophyllea Pauleen Broyles 1982-4-8 379 Tehama Ca 1 km s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC77403  Aira caryophyllea Heidi West; Jenny Marr 1999-4-13 Tehama Vicinity of Newville Road (Garland Road) and Round Valley Road. 274 Comment
  CHSC96626  Aira caryophyllea Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13628 Tehama On the east 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
  UC766846  Aira caryophyllea R. F. Hoover 1937-5-19 2262 Tehama 4 mi s Cottonwood Comment
  CHSC84316  Alisma lanceolatum Lowell Ahart; John Dittes 2003-6-11 10267 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  SEINET260869  Allium Leila M. Shultz 1990-5-5 11261 Tehama Northern Coastal Range area, Corning District of the Mendocino Forest. 305 Comment
  UC1314296  Allium Freed W. Hoffman 1949-7-13 2893 Tehama Blue Ridge North Coast Ranges, Mt. Lassic Group, Blue Ridge Comment
  CDA16175  Allium amplectens G. F. Hrusa, J. Hart 1999-4-29 15028 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 167 Comment
  CHSC81579  Allium amplectens Petra M. Lee 2000-4-11 Tehama Hog Lake Plateau on Highway 36. 265 Comment
  CHSC84667  Allium amplectens Samantha Mackey Hillaire; Brian Elliott 2003-5-31 330 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Near the trailhead. 978 Comment
  CHSC88845  Allium amplectens Pat Sater 2001-4-7 Tehama Tehama Wildlife Area. 300 yds east of Dewitt Peak on the road to Sect. 33. UTM: 10 0589733 E, 4446192 N. 543 Comment
  HSC81956  Allium amplectens Thomas W. Nelson, Jane P. Nelson 1979-6-25 4895 Tehama Along road from Tedoc Gap to Well's Creek, 0.25 mi. SE of Weston Ranch 1280 Comment
  SEINET199013  Allium amplectens H. K. Sharsmith 1954-6-24 4344 Tehama Mendocino National Forest ; SW ridge leading to Eagle Peak 1 mi below summit 0 Comment
  SEINET7073572  Allium amplectens A. G. Vestal 1955-5-19 s.n. Tehama About 2.1 miles north of Paynes Creek Post Office. UTM Zone 10, 591541mE, 4468861mN. Coordinate datum: NAD27. Comment
  UC1010442  Allium amplectens Milo S. Baker and H. K. Wagnon 1953-5-31 12726 Tehama near 5 mi post on logging rd. w Paskenta Comment
  CAS-BOT-BC462231  Allium amplectens Milo S. Baker; H. K. Wagnon 1953-5-31 12726 Tehama Logging rd west of Paskenta near 2 mi post Comment
  RSA93502  Allium amplectens Milo S. Baker, H. K. Wagnon 1953-5-31 12726 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  CHSC68833  Allium campanulatum Vernon Oswald; Lowell Ahart 1997-6-10 8564 Tehama Between Paskenta and Covelo on M2 (23N69) 1.4 mi north of its junction with the road to Wells Cabin Campground (24N02). 1844 Comment
  UC57534  Allium campanulatum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4328 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  RSA123635  Allium campanulatum G. D. Barbe 1955-7-16 189 Tehama In dry, talus near the summit of South Yolla Bolly. 2439 Comment
  SEINET198085  Allium campanulatum L. Kellogg 1952-7-16 67 Tehama Mendocino National Forest ; N Coast Ranges Near Squaw Camp and Pole Corral on Boswell Ridge directly S of Yolla Bolly Mtn 2134 Comment
  UCD141792  Allium campanulatum L. K. Mann; J. M. Tucker 1959-7-19 s.n. Tehama along trail (2 miles in length) from Square Lake east toward road from Oven Lid on north side of South Yolla Bolly. Comment
  UCD112027  Allium falcifolium Christopher Mallek 2008-1 s.n. Tehama Raglin Ridge. 927 Comment
  UCD158861  Allium falcifolium G. Ledyard Stebbins 1972-6-18 9000 Tehama Near summit of Tedoc Mountain, north end of Yolla Bolly Range. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  CAS-BOT-BC469078  Allium falcifolium R. Bacigalupi 1934-5-29 2412 Tehama On Paskenta grade Comment
  CAS-BOT-BC469083  Allium falcifolium P. A. Munz 1951-7-26 16926 Tehama East flank of South Yolla Bolly Peak 2346 Comment
  HSC2939  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  POM304522  Allium falcifolium Alice Eastwood, J. T. Howell 1941-7-9 9815 Tehama Government Flat Comment
  UC1299638  Allium falcifolium Freed W. Hoffman 1950-7-1 3237 Tehama flat 0.4 mi from Ball Rock 1981 Comment
  CHSC86555  Allium peninsulare var. peninsulare Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  JEPS47561  Allium serra W. L. Jepson 1932-5-9 16322 Tehama Paskenta 304 Comment
Read comments
Jul 1 2009
  CHSC105939  Allophyllum divaricatum Lowell Ahart; John Dittes 2010-7-17 16852 Tehama Near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  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
  CHSC80672  Allophyllum integrifolium Lowell Ahart 2001-6-16 8867 Tehama On west side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  HSC3401  Alnus rhombifolia L. T. Gault 1964-3-23 9 Tehama 0.5 mi. from Los Molinos on Sacramento River Comment
  HSC75052  Alnus rhombifolia J. P. Smith, Thomas W. Nelson 1978-7-22 10057 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  CAS-BOT-BC137946  Alopecurus saccatus Lowell Ahart 1978-5-23 s.n. Tehama East of Red Bluff along Foothill Road. 70 Comment
  CHSC44543  Alopecurus saccatus Lowell Ahart 1978-5-23 1737 Tehama On the east edge of Foothill Road, about 10 miles north of Los Molinos. 64 Comment
  CHSC66121  Alopecurus saccatus Vernon H. Oswald; Lowell Ahart 1996-4-29 7490 .1 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 103 Comment
  CHSC116179  Amaranthus californicus Lowell Ahart; John Dittes 2015-6-22 20250 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  HSC95426  Ambrosia artemisiifolia L. Ahart, John Dittes 2003-9-17 10567 Tehama S side of Deer Creek, 400 yards E of Hwy. 99, 5 mi. SE of Los Molinos 61 Comment
  CAS-BOT-BC135626  Amelanchier utahensis A. A. Heller 1918-4-28 13004 Tehama Coast Range near Bennett Spring. 914 Comment
  JEPS45121  Amelanchier utahensis Jos. Grinnell 1925-7-26 Tehama Mineral 1463 Comment
  UCD112906  Amelanchier utahensis Dean W. Taylor 1976-7-9 6038 Tehama At headwaters of Cub Creek. 1859 Comment
  CHSC41005  Ammannia coccinea Pauleen Broyles 1982-7-20 800 Tehama The Nature Conservancy Vina Plains Preserve. Mud at enge of holding pond on irrigation ditch in e pasture. 66 Comment
  JEPS121178  Ammannia robusta Lowell Ahart 2013-8-2 18974 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
  CDA15848  Amsinckia intermedia G. F. Hrusa, J. Hart 2000-4-8 15291 Tehama Sacramento Valley; Coyote Creek Conservation Area. A Comment
  HSC3514  Amsinckia intermedia John Heywood, D. H. Norris 1968-3-31 1852 Tehama Hwy. 36, ca. 56 mi. E of Shasta Co. line Comment
  UC614661  Amsinckia lycopsoides L. Constance, J. L. Morrison 1938-5-1 2182 Tehama low hills at Paskenta; Inner North Coast Ranges 304 Comment
  UC727075  Amsinckia lycopsoides A. A. Heller 1940-3-21 15519 Tehama 1 mi s Proberta (along U.S. Hwy 99W) Comment
  JEPS40587  Ancistrocarphus filagineus W. L. Jepson 1934-5-5 16636 Tehama (w Tehama Co.) Beegum Comment
  CHSC32157  Anisocarpus scabridus James Jokerst 1980-8-22 1105 Tehama North Coast Ranges. Near Mt. Linn. Comment
  CHSC32159  Antennaria geyeri James Jokerst 1980-8-22 1102 Tehama North Coast Ranges. Near Mt. Linn. Comment
  UC134190  Antennaria geyeri unknown 1892-9-20 Tehama Yolo Bolo Mts. Comment
  SEINET201482 Image available Antennaria rosea J. M. Tucker, LK Mann 1959-7-19 3559 Tehama SE side of South Yolla Bolly Mtn 2256 Comment
  CHSC66208  Antirrhinum cornutum Vernin H. Oswald; Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 103 Comment
  JEPS96101  Antirrhinum cornutum Vernon H. Oswald and Lowell Ahart 1996-6-3 7700 Tehama Hog Lake Plateau. BLM parcel along Highway 36 NE of Red Bluff. Cascade Range Foothills Comment
  RSA759885  Antirrhinum cornutum Barbara Ertter, Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch] about 15 air miles west-northwest of Red Bluff 213 Comment
  JEPS102430  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC26633  Aphanes occidentalis M. P. Hayes 1978-3-17 129 Tehama On the mima mounds around the vernal pools along Leininger road, .8 mi e of Highway 99. 40 Comment
  CHSC65748  Aphanes occidentalis Vernon H. Oswald; Lowell Ahart 1996-4-3 7306 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. 103 Comment
  JEPS88419  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1996-4-3 7306 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, intermittent stream 0.3 mi e of dirt lane along w side of parcel); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  CHSC68591  Aphyllon epigalium subsp. epigalium Vernon H. Oswald; Lowell Ahart 1997-5-14 8415 Tehama Plum Creek Rd. 0.1 mi west of Hogback Rd., southeast of the town of Paynes Creek. In area of 1990 fire. 969 Comment
  CHSC68928  Apocynum androsaemifolium Vernon Oswald; Lowell Ahart 1997-7-7 8690 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC90457  Apocynum androsaemifolium Niall McCarten; Roxanne Bittman 1986-6-15 5380 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. west of Johnson Cabin. 1280 Comment
  CHSC81207  Apocynum cannabinum L. P. Janeway; B. Castro 2001-6-5 7105 Tehama Vicinity of Thomes Creek and Bowers Creek. 316 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
  RSA90598  Arabis breweri Keith Wagnon 1953-5-10 12641 Tehama Above logging road west of Paskenta, between 6 and 7 mile posts above road. Comment
  UC55245  Arabis glabra H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4379 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  RSA0129716  Arabis platysperma P. A. Munz 1951-7-26 16944 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  JEPS108876  Arabis rectissima var. rectissima Lowell Ahart 2006-7-19 13041 Tehama Forest along the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  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
  SEINET3081614 Image available Aralia californica F. C. Vasek 1964-8-5 640805 -1 Tehama White Rock Road 8.2 mi from State 36 1219 Comment
  UCD101912  Arceuthobium americanum Lalit M. Srivastava 1957-10-19 17 Tehama Spring Camp, Mill Creek, ca. 3 miles south of State Highway 36 on road intersecting the highway ca. 3 miles east of State Highway 89. Comment
  UCD101956  Arceuthobium campylopodum Lalit M. Srivastava 1957-10-19 16 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  UC1949171  Arceuthobium campylopodum Barbara Ertter with Brad Olson 1991-7-5 10331 Tehama Raglin Ridge Rd 2.6 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff; near Pepperwood Spr Comment
  UCD101993  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-9 59 Tehama 3 miles east of Payne's Creek, State Highway 36. 701 Comment
  CHSC77391  Arceuthobium occidentale L. P. Janeway; Mary Ann Griggs 1999-3-18 6389 Tehama Vicinity of North Fork Red Bank Creek and Bell Road, vicinity of Bluedoor Flat. 289 Comment
  UC708947  Arctostaphylos X candidissima Milo S. Baker 1943-8-8 10641 Tehama halfway between Government Flat and Log Spring Ranger Station (near type locality) 1676 Comment
  UCD52171  Arctostaphylos manzanita subsp. elegans Roman Gankin; W. R. Hildreth 1966-3-16 705 Tehama Toomes Camp Road; 9.9 miles west of Paskenta. Comment
  CAS-BOT-BC38664  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35999 Tehama 8 miles west of Mineral 1219 Comment
  CHSC77564  Arctostaphylos manzanita subsp. manzanita Heidi West; Caroline Warren, Jenny Marr 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Cooks Flat. 396 Comment
  JEPS38711  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1932-5-9 16332 Tehama sw Tehama Co. Ely Comment
  JEPS38754  Arctostaphylos manzanita subsp. manzanita Harriet P. Kelley 1914-3-20 Tehama Los Molinos Comment
  JEPS95726  Arctostaphylos manzanita subsp. manzanita Vernon H. Oswald and L. Ahart 1995-2-13 6483 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
  POM131779  Arctostaphylos manzanita subsp. manzanita Elizabeth Hermann 1903-3-1 10640 Tehama Red Bluff Comment
  RSA789834  Arctostaphylos manzanita subsp. manzanita R. W. Spjut 2008-3-13 16221 Tehama Sacramento Valley-Sierra Foothill Woodland. BLM: along Laynes Valley Road S of Manton, about 25 miles E of Hwy. 99 and just N off Hwy. 36 524 Comment
  UC1393696  Arctostaphylos manzanita subsp. manzanita James I. Mallory 1971-7-27 386 Tehama junction of Chico Creek and Campbell Creek; Quadrangle 40A2 Comment
  UC704290  Arctostaphylos manzanita subsp. manzanita Frank A. Pitelka 1943-6-15 205 Tehama 2 mi se Beegum 502 Comment
  RSA256978  Arctostaphylos manzanita subsp. roofii Gary D. Wallace 1975-8-24 1497 Tehama Mendocino N. F. along F.S. Rd. 23N06 2 mi. W. of Davies Ridge, near head of Scott Ck. 1372 Comment
  CHSC87433  Arctostaphylos manzanita subsp. wieslanderi R. D. Fischer 2004-3-14 96 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek. The campground there has a trail heading west with the creek. Follow that trail approx. 2 miles. Along trail. 853 Comment
  CAS-BOT-BC39952  Arctostaphylos nevadensis Roger Raiche 1985-7-27 50676 Tehama Round Valley Road (Log Springs Road), near intersection with road to Sugar Spring Campground-Government Flat, 682 Comment
  CAS-BOT-BC39996  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19211 Tehama Log Spring Ridge Comment
  CAS-BOT-BC39999  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Near Lassen Volcanic National Park, Bluff Falls 1981 Comment
  CAS-BOT-BC40000  Arctostaphylos nevadensis John Thomas Howell 1960-8-19 36167 Tehama Brokeoff Mt. Trail 2682 Comment
  JEPS38872  Arctostaphylos nevadensis Jos. Grinnell 1925-7-1 Tehama Mineral Comment
  CAS-BOT-BC44479  Arctostaphylos patula John Thomas Howell 1943-8-8 19212 Tehama Log Spring Ridge, 1.1 miles west of Ranger Station Comment
  CAS-BOT-BC44485  Arctostaphylos patula Alice Eastwood; John Thomas Howell 1934-4-22 1878 Tehama 4 miles w. of Payne's Creek Comment
  UCD80281  Arctostaphylos patula CNPS SN Foothill Team 2005-6-21 SNNR 0330 a Tehama USFS Lassen National Forest, at the top of Mill Creek ridge. 1158 Comment
  UC1121447  Arctostaphylos viscida subsp. viscida P. L. Johannsen 1936-8-4 976 Tehama 1 mi nw junc. of Chico and Little Smoke Cr. (Plot 15); Paynes Creek Quadrangle 1066 Comment
  UC1299491  Arenaria congesta var. suffrutescens Freed W. Hoffman 1949-7-19 3034 Tehama 1 mi w Regan Meadow Camp; North Coast Ranges Comment
  CDA31485  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama Lava beds south of Dales on Rt. 36. 0 Comment
  CHSC65077  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1995-7-17 7063 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 213 Comment
  CHSC66588  Aristida oligantha Vernon H. Oswald; Lowell Ahart 1996-7-8 7964 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Collected 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
  UCD56447  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama south of Dales on Rt. 36. Comment
  UCD56509  Aristida oligantha G. L . Stebbins Jr. 1939-7-10 2952 Tehama along highway, 10 miles south of Red Bluff. Comment
  SEINET8521968  Aristida ternipes var. gentilis Kelly W. Allred 1991-1 5467 Tehama along Jelly's Ferry Road, 0.5 mile from hwy I-5, live oak grassland community with wild oats and star thistle Comment
  HSC90081  Aristolochia californica C. Baldwin, A. Hiss, P. Reynolds 1990-3-12 11 Tehama 100 yds. N of Cone Grove Park on Cone Grove Rd., 2 yds. E of pavement 85 Comment
  SJSU6166  Aristolochia californica D. L. Wilson 1970-4-19 Tehama near confluence N & S Forks of Antelope Creek c. 18 mi E of Red Bluff Comment
  UC450079  Aristolochia californica W. P. Taylor 1912-6-9 Tehama 2 mi. n.e. Tehama (Mill Creek); Mill Creek 60 Comment
  CAS-BOT-BC290605  Arnica Peter Rubtzoff 1978-8-5 9245 Tehama Wilson Lake, on south side of Wilson Lake Road, ca. 2.5 miles east of Hwy. 36/89. North end of lake near Wilson Lake Rock. Comment
  RSA31740  Arnica dealbata A. A. Heller 1937-7-21 15932 Tehama At Sulphur Works, Lassen Volcanic National Park. Comment
  JEPS3551  Arnica discoidea Milo S. Baker and H. K. Wagnon 1953-6-21 12757 Tehama w of Paskenta; Whiskey Saddle 1448 Comment
  CHSC45633  Arnica nevadensis Vernon H. Oswald 1986-7-24 2228 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2682 Comment
  CAS-BOT-BC85102  Arnica nevadensis A. A. Heller 1937-7-21 15932 Tehama Lassen Volcanic National Park - at the Sulphur Works Comment
  CAS-BOT-BC90259  Artemisia douglasiana Alice Eastwood 1912-8-22 1776 Tehama trail from Morgans Springs to Sulphur Works, Lassen Butte Region Comment
  UC91227  Artemisia douglasiana T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  UCD159490  Artemisia douglasiana D. S. Park 2010-8-25 242 -1 Tehama Growing in ditch lining fields/unpaved road adjacent to Doyle Ranch Rd. Wet. Disturbed. 57 Comment
  CHSC31487  Asarum caudatum T. Spira; R. Thode 1978-7-27 Tehama Pole Corral Gap area, w of Little Red Mountain, Shasta-Trinity NF-Yolla Bolla RD. Comment
  JEPS49857  Asclepias eriocarpa W. L. Jepson 1927-6-24 12342 Tehama Payne Creek 304 Comment
  UC878977  Asclepias eriocarpa Alice Eastwood Aug 22 1912-Aug 26 1912 1924 Tehama Payne Creek Lassen Butte Region Comment
  CHSC87849  Asclepias fascicularis Lowell Ahart 2004-6-11 11041 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
  JEPS106296  Asclepias fascicularis Lowell Ahart 2004-6-11 11041 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
  CHSC32798  Asclepias solanoana James Jokerst 1980-6-18 891 Tehama North Coast Ranges. Near Mud Creek. 852 Comment
  HSC74071  Asclepias solanoana J. P. Smith, Thomas W. Nelson 1979-6-24 10196 Tehama Tedoc Gap at road to Stuart Gap. 1372 Comment
  CHSC77296  Asclepias speciosa L. P. Janeway; B. Castro 1999-6-14 6463 Tehama Along south side South Fork Cottonwood Creek. 310 Comment
  UC1949087  Aspidotis densa Barbara Ertter with Brad Olson 1991-7-4 10209 Tehama Toomes Camp Rd (Mendocino FR 23N01); 11.8 mi W of Paskenta, ca 25 airmiles W of Corning at spring on S side of Round Mountain; 2.2 mi inside forest boundary Comment
  CAS-BOT-BC177278  Astragalus accidens var. hendersonii Alice Eastwood; John Thomas Howell 1934-4-22 1868 Tehama Paynes Creek Comment
  UC1142473  Astragalus accidens var. hendersonii R. C. Barneby, J. T. Howell 1954-5-14 11486 Tehama Paynes Creek 548 Comment
  CHSC72407  Astragalus clevelandii Vernon H. Oswald; Lowell Ahart 1998-10-27 9677 Tehama West of Paskenta on Nomalaki Trail at the first small drainage between Mud Flat Rd. and China Gulch. 609 Comment
  JEPS96701  Astragalus clevelandii Dean W. Taylor 1997-7-17 16130 Tehama Toomes Camp Road (Forest Road M2) 8 road miles West from Paskenta, vicinity of Beehive Flat 685 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
  UCSC000373  Astragalus gambelianus Virginia Bailey 1938-4-16 s.n. Tehama Six miles west of Paskenta on Paskenta - Covelo road Comment
  UCD104785  Astragalus gambelianus W. R. Hildreth 1966-3-17 s.n. Tehama West of Peskenta, on road near Mud Flat Campground. In Mendocino National Forest. Comment
  CHSC40603  Astragalus pauperculus J. D. Jokerst 1983-5-10 1744 Tehama Top of the small bluff that is the south bank of Zimmershed Creek where its direction of flow changes from south to west. 103 Comment
  CHSC64527  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1995-4-10 6626 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 a cutbank along Manton Rd, just s of Inks Creek Rd. 213 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
  JEPS90996  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  RSA475201  Astragalus pauperculus Aaron Liston, Sara Meury 1988-5-28 744 -1 Tehama Hog Lake; approx. 3 miles SW of Dales. Hwy 36, 7.4 miles from Jct. Hwy 99. 275 Comment
  RSA0006840  Astragalus pauperculus R. C. Barneby 1954-5-15 11496 Tehama 4 miles SW of Dales. 198 Comment
  CHSC61730  Astragalus purshii var. tinctus Vernon H. Oswald; Lowell Ahart 1993-9-2 5920 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2286 Comment
  CHSC76517  Astragalus rattanii var. jepsonianus Heidi West; Caroline Warren 1998-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  CHSC76754  Astragalus rattanii var. jepsonianus J. Marr; C. Warren 1998-4-15 Tehama Vicinity of Newville and major tributary to Salt Creek. 304 Comment
  JEPS81112  Astragalus whitneyi var. siskiyouensis J. P. Smith and T. W. Nelson 1978-7-22 10022 Tehama Tedoc Mtn. Yolla Bolly Quad., , Tedoc Mtn (Shasta-Trinity National Forest) 1613 Comment
  UCD105511  Astragalus whitneyi var. siskiyouensis D. W. Taylor; G. L. Stebbins 1972-6-17 1512 Tehama Tedoc Mt. 1371 Comment
  OBI26188  Athyrium filix-femina Unknown 1969-8-18 2157 Tehama .1 miles South of South entrance to lassen volcanic National Parks Comment
  CHSC91082  Athyrium filix-femina var. cyclosorum D. Isle 2004-7-20 162 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N. side Rd. 23N25. 1475 Comment
  CHSC93472  Athysanus pusillus Lowell Ahart 2006-5-5 12578 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 536 Comment
  JEPS94503  Athysanus pusillus Vernon Oswald and Lowell Ahart 1997-7-7 8666 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Wilderness on Forest Road 27N06); Yolla Bolly Wilderness, Forest Road 27N06 1676 Comment
  CHSC64641  Avena fatua Vernon H. Oswald; Lowell Ahart 1995-4-17 6676 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. Growing on the edge of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  JEPS21261  Baccharis salicifolia subsp. salicifolia unknown Tehama Comment
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Jul 6 2010
  CHSC102351  Balsamorhiza deltoidea L. P. Janeway; B. Castro 2009-4-25 9782 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC68799  Balsamorhiza deltoidea Vernon H. Oswald; Lowell Ahart 1997-6-10 8563 Tehama Between Paskenta and Covelo on M2 (23N69) 0.6 mi north of its junction with the road to Wells Cabin Campground (24N02). 1828 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
  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
  CAS-BOT-BC16369  Barbarea orthoceras Douglas Barbe 1955-7-22 252 Tehama West Tehama County. Just east of Long Lake. North slope of South Yolla Bolly. (Mount Linn). 2133 Comment
  HSC6592  Barbarea orthoceras John L. Heywood, D. H. Norris 1968-3-31 1882 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  UC1001297  Barbarea orthoceras Louise Kellogg 1952-7-11 21 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly South Yolla Bolly Mountain. 2133 Comment
  UC1037446  Barbarea orthoceras Douglas Barbe 1955-7-22 252 Tehama East of Long Lake north slope of South Yolla Bolly. (Mt. Linn.) 2133 Comment
  CAS-BOT-BC75615  Berberis dictyota A. A. Heller 1918-4-28 13006 Tehama Coast Range near Bennett Spring. 914 Comment
  JEPS121180  Bergia texana Lowell Ahart 2013-8-2 18976 Tehama S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS124114  Bergia texana Lowell Ahart, John Dittes 2015-6-22 20265 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CAS-BOT-BC413086  Bistorta bistortoides P. A. Munz 1951-7-25 16841 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC65659  Blennosperma nanum var. nanum Vernon H. Oswald 1996-3-20 7247 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley, Corning. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. 106 Comment
  CHSC90696  Blennosperma nanum var. nanum D. Isle 1996-3-7 1000 Tehama Mendocino National Forest--North Coast Ranges. Middle Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  CHSC65396  Boechera breweri subsp. breweri Vernon Oswald 1984-4-11 1149 Tehama Round Valley Rd. (also M4 or 23N02), 8.0 mi w of Newville Rd. (5.3 mi w of Mendocino Nat. Forest boundary). On a road cut. 746 Comment
  CHSC61413  Boechera lemmonii Vernon H. Oswald; Lowell Ahart 1993-8-18 5840 Tehama Summit ridge of Mt. Conard near the S boundary of the park. Along the ridge S of the highest point. 2490 Comment
  CAS-BOT-BC14421  Boechera platysperma Alice Eastwood; John Thomas Howell 1941-7-10 9869 Tehama Mendocino - Tehama County. Anthony Peak. Comment
  UC1096781  Boechera repanda Douglas Barbe 1955-7-17 205 Tehama near road to Oven Lid (at the sign Sommerset 3/4, w Tehama County) 1889 Comment
  UCD114484  Boechera subpinnatifida D. W. Taylor; G. L. Stebbins, L. Heckard 1972-6-18 1510 Tehama Tedoc Mt. 1371 Comment
  CAS-BOT-BC25913  Boechera suffrutescens P. A. Munz 1951-7-18 16636 Tehama North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak, line of Tehama Trinity counties. 1981 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
  CHSC96673  Brachypodium distachyon Lowell Ahart 2007-5-8 13747 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CAS-BOT-BC106308  Brickellia californica Alice Eastwood 1912-8-22 1930 Tehama Payne Creek, Lassen Butte Region Comment
  CHSC117715  Brickellia californica Lowell Ahart; John Dittes 2016-8-25 21295 Tehama East of the parking area, about 170 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC84604  Brickellia californica Lowell Ahart; John Dittes 2003-9-17 10570 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC92640  Brickellia californica D. Isle 1999-9-9 1264 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Near Wilder Pond. Roadside ditch 1/2 mile above Wilder Pond. 664 Comment
  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-BC127684  Brickellia greenei John Thomas Howell 1943-8-8 19201 Tehama Near Government Flat Comment
  POM303615  Brickellia greenei J. T. Howell 1943-8-8 s.n. Tehama Near Government Flat Comment
  CHSC65936  Briza minor Vernon H. Oswald; Lowell Ahart 1996-4-15 7383 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. 105 Comment
  UCD77202  Brodiaea californica Robert E. Preston 2004-5-9 2239 Tehama Ca. 2.9 mi E of Corning, at jct Hoag Rd and Hall Rd. 68 Comment
  UCD77209  Brodiaea californica Robert E. Preston 2004-4-30 2230 Tehama 7.5 mi ENE of Red Bluff, at W edge of Mud Springs Plain, along Hogback Rd. 274 Comment
  RSA759784  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  CAS-BOT-BC482201  Brodiaea californica subsp. californica Lillian Henningsen 1978-4-23 s.n. Tehama East of Red Bluff on Hogback Road Comment
  CHSC107970  Brodiaea californica var. californica B. Castro 2011-6-11 1888 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off ramps for Hwy I-5, opposite St. Elizabeth's Hospital. 88 Comment
  RSA183031  Brodiaea californica var. californica Lee W. Lenz 1966-5-24 24651 Tehama Junction of State 36 and Bowman Road. Comment
  UC1732950  Brodiaea coronaria Kay H. Beach, Frank Gould 1940-5-16 642 Tehama vicinity of Red Bluff. Comment
  UCD77150  Brodiaea coronaria Robert E. Preston 2003-5-31 2151 Tehama Ca. 9 mi NE of Red Bluff, on margins of Hog Lake 265 Comment
  JEPS7704  Brodiaea coronaria subsp. coronaria Mrs. S. A. Long 1938-5-24 Tehama Henleyville Comment
  JEPS7734  Brodiaea elegans subsp. elegans W. L. Jepson 1927-6-24 12341 Tehama Payne Creek Road Station 304 Comment
  CAS-BOT-BC484281  Brodiaea elegans subsp. elegans R. F. Hoover 1965-5-29 9411 Tehama Dribble Creek near Red Bluff Comment
  CSUSB1006  Brodiaea lutea var. scabra William Horn Jr. 1967-5-28 670528 4 Tehama Highway 36, 20 miles west of Red Bluff. Comment
  UCD77144  Brodiaea minor Robert E. Preston 2003-5-18 2135 Tehama Ca. 4.45 mi WNW of Richfield, along Clark Rd 96 Comment
  UCD32620  Bromus carinatus Beecher Crampton 1954-6-16 1991 Tehama Tehama County, Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  CHSC66512  Bromus diandrus Vernon H. Oswald; Lowell Ahart 1996-5-20 7601 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  CHSC89013  Bromus diandrus A. Peterson 2003-4-19 47 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
  SEINET10517943  Bromus diandrus Pauleen Broyles 1986-4-18 Broyles 951 Tehama Associates: Hordeum geniculatum, Elymus caputmedusae, Bromus mollis. Comment
  SEINET11688681  Bromus diandrus Unknown 1982-1 539 Tehama The Nature Conservancy Vina Plains Reserve Comment
  CHSC96528  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
  RSA295461  Bromus hordeaceus J. R. Reeder, C. G. Reeder 1981-5-20 7354 Tehama ca. 6.5 km SW of Dales. 240 Comment
  UCD58651  Bromus hordeaceus W. L. Jepson 1899-4-25 s.n. Tehama Stivers Ranch. Comment
  UCD80519  Bromus madritensis CNPS SN Foothill Team 2006-5-2 SNFN 0344 a Tehama TNC Easement, Denny Ranch. 295 Comment
  CHSC64578  Bromus madritensis subsp. rubens Vernon H. Oswald; Lowell Ahart 1995-4-17 6645 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 a mima mound between Dales Lake and the w boundary of the reserve. 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
  UCD32605  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Tehama County, Mendocino National Forest, along main logging road of Crane Mills Inc. 1438 Comment
  RSA93473  Bromus orcuttianus H. K. Wagnon 1953-7-12 12861 Tehama 5.1 mi. from White Oak Camp 1829 Comment
  SEINET10523833  Bromus rigidus Paul Gallian, Billy Joe Cox 1971-6-10 Gallian 715 A Tehama 8 mi e of red bluff, on calif hwy 36, live oak, savannah and aesculus. 152 Comment
  SEINET10518067  Bromus rubens Billy Joe Cox, David B. Dunn 1971-6-10 Cox 2840 Tehama 16 mi e of red bluff on california hwy 36; in grass at edge of pinus ponderosa And ponderosa jeffreyi. 366 Comment
  UCD80534  Bromus sterilis CNPS SN Foothill Team 2005-5-11 SNFN 0258 b Tehama TNC Dye Creek Preserve, immediately south of Dye Creek Proper, about 1/3 mile past the confluence below a large bluff. To access, take trail running north of Dye Creek from headquarters about 2 miles, then continue along south fork of canyon. 169 Comment
  CHSC88524  Bromus tectorum Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  UCD59771  Bromus tectorum var. glabratus Milo S. Baker 1941-7-1 10013 Tehama Upland on low ridge south of camp at Plaskett Meadows. Comment
  UCD60246  Bromus vulgaris R. Tofsrud 1947-7-1 248 Tehama Hwy. 32, 15 mi. S of junction with Hwys. 36 and 89. Comment
  CAS-BOT-BC273305  Cacaliopsis nardosmia Alice Eastwood; John Thomas Howell 1941-7-9 9712 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC105869  Cacaliopsis nardosmia J. K. Nelson; Lauren Johnson, Brad Rust, Talitha Penland Derksen 2010-6-7 2010 -022 Tehama 1.75 mi SSW of Tedoc Gap, ca 20 mi west of Red Bluff, along side Forest Road 2712. UTM N10N 4451503.011mN, 507778.364mE. 524 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
  CHSC88830  Calandrinia ciliata A. Peterson 2003-3-29 14 Tehama Hog Lake Plateau, Hwy 36 east of Red Bluff 6 miles. In parking lot. UTM: 574710E 4458960N. 271 Comment
  JEPS97470  Calandrinia ciliata Vernon H. Oswald and L. Ahart 1995-3-6 6520 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  HSC27274  Calandrinia ciliata J. P. Smith 1972-3-23 5103 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  CHSC66109  Callitriche hermaphroditica Vernon H. Oswald; Lowell Ahart 1996-4-29 7484 Tehama Northwest side of Sacramento Valley. Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. In the farm pond located on the S boundary. 105 Comment
  CHSC55205  Callitriche heterophylla L. P. Janeway 1991-4-11 3884 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. At edge of vernal pool. 170 Comment
  CHSC50105  Callitriche heterophylla var. bolanderi Vernon Oswald 1990-4-23 4164 Tehama Vina Plains Preserve, in Sheep Camp Ditch near Lassen Rd. 70 Comment
  CHSC79274  Callitriche heterophylla var. bolanderi B. Castro; L. P. Janeway 2000-4-12 1070 Tehama Vicinity of Orland, W of Highway I-5, on rolling hills towards W end of Rice Creek. 112 Comment
  JEPS22654  Callitriche heterophylla var. bolanderi Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6282 Tehama about 2 mi w Kirkwood (and about 0.5 mi w of U.S. Hwy 99, in lower portions of Kirkwood plains, about 7 mi w of Corning) 73 Comment
  CHSC70875  Callitriche marginata Vernon Oswald; Lowell Ahart 1998-4-27 8976 Tehama Vestal Rd. 4.9 mi west of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. In a roadside ditch. 292 Comment
  CHSC96377  Callitriche marginata Lowell Ahart 2007-4-3 13611 Tehama In shallow water of a large vernal pool, east of the poor dirt road, about 4 1/2 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 6 1/2 miles (air) southeast of Los Molinos. 131 Comment
  JEPS94158  Calochortus amabilis Vernon Oswald and Lowell Ahart 1998-4-27 8966 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  UC1001293  Calochortus coeruleus Louise Kellogg 1952-7-9 7 Tehama directly s Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  UC54193  Calochortus leichtlinii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4355 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1296333  Calochortus luteus R. F. Hoover 1965-5-29 9414 Tehama 2 mi se Beegum Comment
  CAS-BOT-BC492652  Calochortus luteus Alice Eastwood; John Thomas Howell 1934-4-22 1876 Tehama 3 iles w. of Payne's Creek Comment
  SEINET8197430  Calochortus monophyllus B. Blincoe 1961-4-29 s.n. Tehama 30 miles E of Red Bluff. 914 Comment
  UC54190  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4351 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 1524 Comment
  UC1950168  Calochortus superbus Barbara Ertter 1991-5-19 9871 Tehama 14.5 mi W of Red Bluff on Hwy 36, near Baxter Road junction Comment
  CAS-BOT-BC493967  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CAS-BOT-BC493969  Calochortus superbus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  HSC15356  Calochortus superbus R. C. Sanford 1965-5-1 28 Tehama 18 mi. E of Red Bluff on Hwy. 36 457 Comment
  HSC15413  Calochortus superbus K. P. St. John 1965-5-7 16 Tehama 4 mi. W of Paynes Creek on Hwy. 36 Comment
  RSA116074  Calochortus superbus E. K. Balls, Lee W. Lenz 1955-5-14 20721 Tehama 5.6 miles southwest of Paynes Creek along Highway 36, Lake Almanor to Red Bluff 213 Comment
  JEPS109380  Calochortus syntrophus D. W. Taylor 2010-6-23 20892 Tehama Hwy 36 1 mile W of Lassen Lodge, N side of highway near the junction with Little Giant Mill Road. Comment
  RSA0089777  Calochortus syntrophus Dean Wm. Taylor, Robin Falscheer 2010-6-23 20892 Tehama Highway 36 1 mile west from Lassen Lodge, north side of the highway near the junction, Little Giant Mill Road. 1158 Comment
  CAS-BOT-BC494345  Calochortus tolmiei Elmer I. Applegate 1932-4-13 7048 Tehama Begum Comment
  CHSC68603  Calochortus venustus Vernon H. Oswald; Lowell Ahart 1997-5-14 8455 Tehama Between Mill and Deer creeks on Ponderosa Way (Forest Rd. 28N29) 0.2 mi southeast of Lassen Emigrant Trailhead. 1164 Comment
  CHSC88300  Calycadenia ciliosa Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11210 Tehama Near the fence, on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile east of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  RSA255538  Calycadenia ciliosa Gerald D. Carr 1971-9-18 662 Tehama 6.4 miles west of Hwy. A5 on Hwy. 36, along Dry Creek 213 Comment
  CAS-BOT-BC273402  Calycadenia fremontii Freed W. Hoffman 1950-6-30 3534 Tehama North Coast Ranges. West of Paskenta Comment
  CHSC102469  Calycadenia fremontii L. P. Janeway 2009-6-21 9826 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Little Grapevine Creek and Antelope Creek (at mouth of Indiana Creek); along East Grapevine Jeep trail 1.3 km east of Ishi Road. 689 Comment
  CHSC31249  Calycadenia fremontii Larry Berti 1980-5-5 1027 Tehama Ca. 2 miles from the junction of Jelly's Ferry Rd. and Manton Rd. on Manton Rd. Comment
  CHSC60486  Calycadenia fremontii Joe J. Molter 1991-5-16 725 Tehama Approx. 9 miles NW of Red Bluff on west side of Tuscan Buttes. Comment
  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
  JEPS106043  Calycadenia fremontii Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11210 Tehama Near the fence, on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile east of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CAS-BOT-BC273395  Calycadenia fremontii G. D. Carr 1971-9-18 663 Tehama NW of Red Bluff on Hwy 36, 6.0 mi W of its jct with Vestal Rd (just W of Ball Rd) 473 Comment
  CAS-BOT-BC273397  Calycadenia fremontii R. L. Carr 1978-7-9 2022 (1978) Tehama E of Red Bluff, along S side of Hwy 36, 4.5 mi NE of Jct with Hwy 99 168 Comment
  CAS-BOT-BC273399  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Rd), 0.6 mi S of Luce and Griswald Rds (ca. 13 mi SW of Cottonwood) 191 Comment
  RSA789304  Calycadenia fremontii R. L. Carr 1978-7-6 2110 Tehama At jct of Tedoc Rd & Hwy 36 near Beegum, ca. 40 mi W of Red Bluff. 561 Comment
  UC1876204  Calycadenia fremontii Gerald D. Carr 1971-9-18 663 Tehama 6.0 W of Vestal Rd. on Hwy 36 396 Comment
  UC1971723  Calycadenia fremontii 1978-7-6 2110 Tehama At jct of Tedoc Road and Hwy 36 near Beegum, ca 40 mi W of Red Bluff 561 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
  UCD135692  Calycadenia fremontii Bruce G. Baldwin 1986-6-28 609 Tehama 0.15 mile west of junction with Shasta-Trinity National Forest Road 45 (Tedoc Road). Comment
  CHSC78792  Calycadenia multiglandulosa J. Marr; N. Wight, C. Warren, H. West 1998-6-9 Tehama West of Red Bluff, vicinity of Red Bank Creek and Sunflower Gulch. 304 Comment
  CHSC78602  Calycadenia pauciflora L. P. Janeway; B. Castro 2000-6-15 6802 Tehama Inner North Coast Ranges. At Beehive Flat along Road M2 about 11.4 km west of Paskenta. 671 Comment
  CHSC80140  Calycadenia pauciflora B. Castro; L. P. Janeway 2000-6-6 1189 Tehama Vicinity of Paskenta and Thomes Creek, on open flat in hills S of ck, at end of dirt rd. 329 Comment
  JEPS106298  Calycadenia pauciflora Lowell Ahart 2004-6-11 11015 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
  CAS-BOT-BC270852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Highway A5 on Highway 36, top of road cut 167 Comment
  JEPS3561  Calycadenia pauciflora Milo S. Baker and H. K. Wagnon 1953-7-12 12908 Tehama w of Paskenta 457 Comment
  RSA255564  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Hwy. A5 on Hwy. 36, top of road cut 168 Comment
  RSA93136  Calycadenia pauciflora Milo S. Baker, H. K. Wagnon 1953-6-20 12743 Tehama Logging rd. west of Paskenta near 8th or 9th mile post. Comment
  UC1876252  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 mi W of Hwy A5 on Hwy 36 167 Comment
  UC1876255  Calycadenia pauciflora Gerald D. Carr 1973-6-16 739 Tehama Ca 1.5 mi S of Vestal Rd on Weemasoul Rd. 381 Comment
  UCD129851  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles west of Highway A5 on Highway 36, top of road cut. 167 Comment
  JEPS102855  Calycadenia truncata Lowell Ahart 2001-6-16 8848 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  JEPS96049  Calycadenia truncata Vernon H. Oswald and Lowell Ahart 1996-9-4 8252 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s slope of Canyon ca. 1 mi upstream from old bridge site on Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek Cany 167 Comment
  CAS-BOT-BC275409  Calycadenia truncata var. truncata Bruce G. Baldwin 1986-6-25 605 Tehama 1.5 miles E of junction with Plum Creek Road (Paynes Creek) along Paynes Creek Loop 609 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
  CHSC44228  Calyptridium monospermum Vernon Oswald 1988-6-27 3525 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly- Middle Eel Wilderness w of Paskenta. 2133 Comment
  JEPS124015  Calyptridium monospermum Lowell Ahart, John Dittes 2015-8-5 20467 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  HSC17637  Calyptridium monospermum Larry Berti 1968-7-20 Tehama 5 mi. below Mineral along Battle Creek 1372 Comment
  JEPS96741  Calyptridium quadripetalum Dean W. Taylor 1997-6-27 16105 Tehama Pepperwood Spring; Raglin Ridge Road, Mendocino National Forest 853 Comment
  CHSC110835  Calyptridium umbellatum David Isle; Rhonda Isle, Justin Isle 1989-6-29 2006 Tehama Sierra Nevada Range. (E end HW 32 w/in 3 mi of HW36 Jct on Lassen Natl. Forest. Conifer forest opening.) Comment
  UC1731242  Calystegia atriplicifolia subsp. buttensis Dean W. Taylor 1997-6-6 16016 Tehama 3 air mi N of Cohasset (ridge dividing Rock Creek from Deer Creek); Sierra Nevada (nSNF) 1036 Comment
  CHSC34974  Calystegia malacophylla subsp. malacophylla R. A. Schlising 1975-6-21 3170 Tehama Highway 32, 15.0 mi S of jct with Highwy 36. Comment
  JEPS31647  Calystegia occidentalis subsp. occidentalis W. L. Jepson 1899-4-25 14521 Tehama Stivers' Ranch , Stivers' Ranch (Rosewood) Comment
  UC1784909  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1991-5-18 9866 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 along creek; mouth of side canyon SW of creek 228 Comment
  CHSC48301  Calystegia occidentalis subsp. occidentalis Vernon Oswald 1984-6-19 1302 Tehama Windy Cut lookout on Hwy 32, 11.4 mi n of the Tehama-Butte County line. 1121 Comment
  CHSC49646  Camassia quamash subsp. quamash Vernon Oswald 1984-6-19 1301 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  CHSC82308  Campanula griffinii Lowell Ahart 2002-4-27 9570 Tehama Near a wash and a large rock outcrop, about 100 yards from the east side of Road M2 and 20 yards east of the poor dirt road used to service the pole line, about 350 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
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Aug 3 2007
  JEPS103590  Campanula griffinii Lowell Ahart 2002-4-27 9570 Tehama Near a wash and a large rock outcrop, ca 100 yards from the E side of Road M2 and 20 yards E of the poor dirt road used to service the pole line, ca 350 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
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Aug 3 2007
  SEINET10463061  Campanula prenanthoides Mosman 1971-7-17 MOSMAN 121 Tehama At bottom of slope 2 ft east of Highway 32, ablut 19.6 miles south of Chester, Calif. 1067 Comment
  CAS-BOT-BC37007  Capsella bursa-pastoris John Thomas Howell 1960-8-20 36247 Tehama Near Lassen Volcanic National Park. Morgan. 1463 Comment
  JEPS97468  Capsella bursa-pastoris Vernon H. Oswald and L. Ahart 1995-3-6 6500 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC67195  Cardamine oligosperma James D. Jokerst 1981-2-23 1240 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Drainages ca. 150 ft N of Pine Creek. Comment
  CDA6868  Carduus pycnocephalus Metcalf, Gordon 1970-5-29 Tehama Harold Burt property, east of Earl Davis ranch, south of Paskenta Road, ca. 2 miles east of Paskenta. 0 Comment
  UCD112393  Carex Christopher Mallek 2008-5-7 RR4- 7 Tehama Raglin Ridge. 927 Comment
  CHSC106468  Carex amplifolia Peter F. Zika 2009-8-18 24509 Tehama Cascade Range Highlands (CaRH). Shaded seep, above Route 32, east of Mill Creek Plateau, near Potato Patch campground, above Deer Creek. 1160 Comment
  CHSC79082  Carex amplifolia L. P. Janeway 2000-6-30 6858 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  CHSC60429  Carex athrostachya Mary Ann Showers 1992-6-28 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CAS-BOT-BC19081  Carex aurea Philip Alexander Munz 1951-7-25 16852 Tehama Square Lake, north base of South Yolla Bolly Mountain. 2133 Comment
  CHSC114433  Carex aurea Barbara L. Wilson; Peter F. Zika 2011-8-1 16725 Tehama Junctioon of gravel roads with Highway 89; UTM 10 635036 east, 4459069 north, +/- 69 feet 1453 Comment
  HSC82146  Carex bolanderi Thomas W. Nelson, Jane P. Nelson 1979-6-25 4908 Tehama Along FS road from Stuart Gap to S Fork of Beegum Creek, 1 mi. from Stuart Gap 1372 Comment
  CHSC88461  Carex brainerdii L. P. Janeway; B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along Road 27N08 above Lower Deer Creek Falls. 1170 Comment
  CHSC101457  Carex breweri L. P. Janeway 2009-7-26 9866 Tehama High Cascade Range. Low on the northeast slope of Ski Heil Peak. 2682 Comment
  CHSC94326  Carex capitata Lowell Ahart 2006-7-19 13051 Tehama In the center of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CAS-BOT-BC20058  Carex echinata John Thomas Howell 1961-6-20 36579 Tehama Near Lassen Volcanic National Park. Bluff Falls. 1981 Comment
  CHSC78725  Carex fracta L. P. Janeway; B. Castro 2000-6-11 6798 Tehama High North Coast Ranges. Small spring 0.3 km east of Twin Springs; on north side of Raglin Ridge, along Raglin Road. 1207 Comment
  SEINET4292225 Image available Carex fracta Unknown 2001-1 7399 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south- southeast of Turner Mountain; the head of Gunbarrel Creek. Flat meadow around spring. At opening in bordering shrubswhere water trucks access a small pond. Mineral quad. Comment
  HSC81946  Carex hassei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4873 Tehama Along road from Tedoc Gap to Wells Creek, 0.5 mi. from Tedoc Gap 1372 Comment
  SEINET10650728  Carex hassei David Castaner 1984-5-28 Castaner 8062 Tehama Along Hwy 36 at Gurnsey Creek. Comment
  OBI72038  Carex jonesii Barbara Ertter, Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  SD211485  Carex jonesii Barbara Ertter, Brad Olson 1991-7-6 10418 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
  SEINET3902792  Carex jonesii Barbara Ertter, Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning.; 0 1890 Comment
  SEINET3902968  Carex lenticularis Louise Kellogg 1952-7-9 12 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain.; 0 2134 Comment
  RSA114113  Carex lenticularis var. lipocarpa Louise Kellogg 1952-7-10 18 Tehama Mendocino National Forest: Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. 2134 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
  RSA66385  Carex luzulina Phillip A. Munz 1951-7-25 16896 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  UC1606416  Carex luzulina var. luzulina Barbara Ertter 1991-9-2 10763 Tehama on ridge road 0.5 mi n Wells Cabin Campground (springs at head of Burnt Creek on e side of Anthony Peak ca. 16 air mi e of Covelo); Anthony Peak, Burnt Creek 1889 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
  UC2042820  Carex multicaulis Barbara Ertter 1990-5-13 8952 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. 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
  JEPS94186  Carex nudata Vernon Oswald and Lowell Ahart 1998-4-21 8935 Tehama w. Salt Creek Conservation Camp (Nomalaki Trail at Bennett Creek, trailhead on Log Springs Rd. (M4) uphill from Wilder Pond); Inner N. Coast Ranges 548 Comment
  CAS-BOT-BC119576  Carex nudata H. H. Keifer 1962-9-12 s.n. Tehama Miniral Comment
  CHSC111638  Carex pachycarpa Peter F. Zika 2012-7-14 25988 Tehama Yolla Bolly Mountain Trail, c. 0.5 miles W of Cold Fork Trail junction, Yolla Bolly Mountains; North Coast Range Highlands. 2130 Comment
  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
  JEPS110313  Carex pellita Lowell Ahart 2006-7-25 13072 Tehama In a bog, east side of a large meadow with bogs, about 40 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte M 1564 Comment
  CAS-BOT-BC117964  Carex rossii John Thomas Howell 1960-8-18 36035 Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC117975  Carex rossii Clinton Hart Merriam 1916-9-1 s.n. Tehama South Yolla Bolla near top 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
  RSA66388  Carex scopulorum var. bracteosa Phillip A. Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mountains. 2149 Comment
  CAS-BOT-BC28342  Carex scopulorum var. bracteosa Philip Alexander Munz 1951-7-25 16855 Tehama Square Lake, N base of South Yolla Bolly Mt. 2148 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
  UC1584277  Carex subfusca J. Kierstead, J. Anderson 1989-8-31 89 -92 Tehama n side Tedoc Mtn. (along F.S. Rd. 45); Shasta-Trinity N.F., Yolla Bolly R.D. 1219 Comment
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Mar 11 2008
  CAS-BOT-BC115277  Carex utriculata Herbert Faulkner Copeland 1920-7-17 91 Tehama Meadow on Butt Mt. Comment
  JEPS121391  Carex vulpinoidea Peter F. Zika 2011-7-4 25511 Tehama SE side of A6, at Morgan Creek culvert Comment
  RSA794376  Carex vulpinoidea P. F. Zika 2011-7-4 25511 Tehama Southeast side of A6, at Morgan Creek culvert. Cascade Range Foothills. 330 Comment
  JEPS116645  Carex whitneyi L. P. Janeway 2009-7-26 9871 Tehama Lassen National Forest Lassen Peak (east side of Hwy 89 0.5 km south of boundary of Lassen Vocanic National Park; 1.0 km west of (and above) Mill Creek); High Cascade Range 1990 Comment
  SEINET7580520 Image available Carex whitneyi Robert F. C. Naczi, Lawrence P. Janeway 2004-7-24 10533 Tehama Humboldt Summit, just S of Plumas County border, just N of Butte County border, vicinity of Pacific Crest Trail. 2021 Comment
  UCR123910  Castilleja applegatei subsp. martini George K. Helmkamp, E. A. Helmkamp 2001-7-7 6921 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  CHSC32803  Castilleja applegatei subsp. martinii James Jokerst 1980-6-18 896 Tehama North Coast Ranges. Near Mud Flat. Hillside. 852 Comment
  RSA505368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, G. Thomas Robbins, Keith Wagnon, G. D. Barbe 1955-7-16 5314 Tehama On eastern shoulder of South Yollo Bolly Mtn. (Mt. Linn summit), +/- 1 mi. e. of summit and +/- 500 ft. in alt. below it. 2287 Comment
  HSC71862  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5787 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  HSC82136  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4934 Tehama Along F.S. Rd. 45 at mile post 11, W slope of Mt. Tedoc 1372 Comment
  RSA505370  Castilleja applegatei subsp. pinetorum R. C. Bacigalupi, G. Thomas Robbins, Keith Harrison, G. D. Barbe 1955-7-17 5351 Tehama Northern exposure of Tatham Ridge, on ridge-top 0.3 mile s. of Post Pile Camp and 19 miles w.-n.w. or Paskenta. Mendocino Nat. Forest. 1921 Comment
  CAS-BOT-BC243739  Castilleja applegatei var. pinetorum Rimo Bacigalupi; Lawrence R. Heckard 1951-8-8 33486 Tehama 1 mile west of summit of Yuba Pass along Calif. Highway No. 49 1950 Comment
  CHSC27834  Castilleja exserta Eric J. Miller 1978-4-24 1 Tehama 1 km w of Sacramento River at Woodson Brigde. 28 Comment
  CHSC80075  Castilleja foliolosa L. P. Janeway; B. Castro, Shirley Innecken 2000-6-5 6782 Tehama Vicinity of Thomes Creek and Bowers Creek. 350 Comment
  JEPS94160  Castilleja foliolosa Vernon Oswald and Lowell Ahart 1998-4-21 8933 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 560 Comment
  CHSC49014  Castilleja lacera Vernon Oswald 1984-7-16 1592 Tehama W end of Wilson Lake located ca. 8 mi e of mineral. 1609 Comment
  JEPS115391  Castilleja lacera Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16327 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Are 1493 Comment
  POM182781  Castilleja miniata W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
  POM195115  Castilleja miniata D. D. Keck 1930-7-24 965 Tehama Mineral. 1524 Comment
  CHSC78904  Castilleja rubicundula subsp. lithospermoides Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  CHSC89625  Castilleja rubicundula subsp. lithospermoides Jenny Marr; Caroline Warren 1998-7-8 Tehama Vicinity of Red Bank Road, Red Bank Creek, and Sunflower Gulch. 289 Comment
  JEPS115511  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16328 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Are 1493 Comment
  SEINET4399745  Ceanothus Leila M. Shultz 1990-5-5 11319 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  UC1096428  Ceanothus X flexilis J. I. Mallory 1957-7-10 152 Tehama Polk Springs; Lassen National Forest, Polk Springs 780 Comment
  CAS-BOT-BC48537  Ceanothus cordulatus Alice Eastwood; John Thomas Howell 1941-7-9 9823 Tehama Near Government Flat Comment
  CHSC90899  Ceanothus cordulatus Niall McCarten; Roxanne Bittman 1986-6-15 5464 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  JEPS42222  Ceanothus cordulatus W. L. Jepson 1927-6-21 12279 Tehama Mineral 1524 Comment
  SBBG4138  Ceanothus cordulatus H. and M. Dearing 1938-7-23 2110 Tehama Deer Crk Comment
  SEINET6955016  Ceanothus cordulatus Robert A. Evers, Clara V. Evers 1975-8-23 115013 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CHSC37551  Ceanothus cuneatus T. B. Devine 1977-5-22 391 Tehama Ca. 300 yds N of Pine Creek, 6 mi E of Hwy 99. 121 Comment
  CAS-BOT-BC50957  Ceanothus integerrimus C. Epling; Wm. Robison 1935-7-16 s.n. Tehama Near Mineral Comment
  UC1010384  Ceanothus integerrimus Milo S. Baker and H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp 1310 Comment
  RSA21503  Ceanothus integerrimus Carl B. Wolf 1937-5-16 8689 Tehama Northern Sierra Nevada Foothills, Red bluff - Susanville road, 7 miles below Paynes Creek P.O. 183 Comment
  RSA755232  Ceanothus jepsonii var. albiflorus Dylan O. Burge 2007-5-1 DOB 900 c Tehama Mendocino National Forest: at roadside 12.5 road miles W of Paskenta (measured from intersection of Toom's Camp Road and Round Valley Road) via Toom's Camp Road, CR 122, FR 25N01, and FR M2., Adjacent to landing area near the intersection of FR M2 and access road for radio towers on Round Mountain, 11.9 km 288 degrees true WNW of Paskenta. 1200 Comment
  CAS-BOT-BC51139  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama One fourth mile South from Highway 36 on Pattymocus Trail 762 Comment
  HSC98343  Ceanothus lemmonii J. Carey, A. Hong, J. Leffingwell 1995-4-22 54 Tehama 7 mi. E on Hwy. 36 from its junction with Rd. A16 610 Comment
  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
  CHSC65829  Ceanothus prostratus Kristiaan G. Stuart 1995-4-15 11 Tehama Found .8 km from Deer Crk. bridge on Rd. 27N08 in state game refuge area. 1100 Comment
  RSA399823  Ceanothus prostratus Bonnie C. Templeton 1960-6-14 8498 Tehama Near Mineral Comment
  RSA21522  Ceanothus prostratus var. occidentalis Carl B. Wolf 1937-5-17 8708 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  UC1052186  Ceanothus velutinus K. D. Gowans 1954-8-23 13 Tehama 1 mi s Turner Mountain (Lassen National Forest); , Quad. 33A2, s of Turner Mt 1828 Comment
  CDA36144  Centaurea maculosa CDFA Staff 2002-9-18 Tehama Mill Creek; Along Highway 36 near St. Bernard Lodge. 0 Comment
  SEINET8111641 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201505 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CAS-BOT-BC284490  Centaurea solstitialis John Thomas Howell 1960-7-24 36002 Tehama Paynes Creek 563 Comment
  CHSC88250  Centaurium tenuiflorum Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11200 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  CDA38376  Centaurium tenuiflorum Dale Frank 1959-7-15 s.n. Tehama Five miles south of Red Bluff. 0 Comment
  CHSC48164  Centromadia fitchii Vernon Oswald 1987-8-25 3225 Tehama Collected near the boat ramp at Eagle Pass, Black Butte Lake. Area around the reservoir. 152 Comment
  CAS-BOT-BC288503  Centromadia fitchii David D. Keck 1932-7-7 1724 Tehama Red Bluff, at S city limits 95 Comment
  CHSC80254  Centunculus minimus B. Castro; L. P. Janeway 2000-6-6 1193 Tehama Vicinty of Paskenta and Thomes Creek, in hills S of main ck. 329 Comment
  CHSC101624  Cephalanthera austiniae David W. Isle 1992-9-3 1635 Tehama Mendocino National Forest. Go W on M4 (Log Springs Rd 23N69.2) to 5000 feet (T23N, R09W, NW cor. Sec. 22) at 23N02.5 Jct. Continue NW up M4 about 1.45 mi. to 23N69L jct (0.2 mi E of Lightning Sp. Tr. jct). On 23N69L. MDB and M. 1645 Comment
  CHSC4047  Cerastium glomeratum D. F. Johnson 1967-3-9 9 Tehama Found on reservoir dam ca 150 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  JEPS88450  Cerastium glomeratum Vernon H. Oswald and Lowell Ahart 1996-4-3 7300 Tehama n.w. Corning (CDFG parcel s. side of Gyle Rd., flat betw. old meander of intermittent stream & its present course ca. 0.4 mi. e. of dirt lane along w. side of parcel); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC107104  Cercis occidentalis M. Mitchell 2010-3-4 21 Tehama Dye Creek Preserve. 109 Comment
  CHSC88842  Cercis occidentalis A. Peterson 2003-4-10 34 Tehama Hwy 36 east of Red Bluff. Immediately above Paynes Creek. Along road edge. UTM: 588995E 4464030N. 504 Comment
  JEPS108847  Cercis occidentalis Lowell Ahart 2006-5-5 12580 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 1/2 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 561 Comment
  RSA764746  Cercis occidentalis Doris Bowers 1972-9-1 1888 Tehama Pit River Falls on Hiway 299 1067 Comment
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Jul 9 2013
  UCSB63864  Cercis occidentalis Oswald, Vernon; Ahart, Lowell; Molter, Joe 1996-3-25 Tehama BLM parcel along Hwy. 36, NE of Red Bluff; T28N R3W SE1/4 SE1/4 Sect. 15; Cascade Range Foothills; at the end of the gravel road running westward from the parking lot on Hwy. 36 106 Comment
  CHSC77786  Cercocarpus betuloides var. betuloides B. Castro; L. P. Janeway 1999-5-5 921 Tehama About 25 air miles NW of Orland, vicinity of Rocky Ridge, Williams Butte, and Garland/Round Valley Rd. 304 Comment
  UC1299123  Cercocarpus ledifolius var. ledifolius Freed W. Hoffman 1950-7-6 3675 Tehama About 1 mi ne of White Rock Ranger Station (western Tehama County); North Coast Ranges 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
  CHSC44186  Chaenactis douglasii var. douglasii Vernon Oswald 1988-6-27 3535 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla-Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  UC1299289  Chaenactis douglasii var. douglasii Freed W. Hoffman 1950-7-1 3532 Tehama Ovenlid, w Tehama County North Coast Ranges, Ovenlid Comment
  CAS-BOT-BC276495  Chaenactis douglasii var. douglasii H. F. Copeland 1920-7-7 86 Tehama On Butt Mountain 1828 Comment
  CHSC78795  Chaenactis glabriuscula var. heterocarpha Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  RSA97545  Chaenactis glabriuscula var. heterocarpha L. S. Rose 1954-4-25 54032 Tehama 1.5 miles N of Red Bluff, flood bed of Dibble Creek. 95 Comment
  CHSC52643  Chamaesyce hooveri R. D. Stone 1986-7-24 785 Tehama Central Valley. Vina Plains, 0.3 miles SW of Highway 99 and 1.1 miles SSE of its intersection with Rowles Road. Vernal pool. 62 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
  CHSC52649  Chamaesyce hooveri R. D. Stone 1986-8-22 799 Tehama Central Valley. 0.1 miles W of Brush Creek on Vina Plains, 1.2 miles N of Lassen Road and 2.8 miles NE of its intersection with Highway 99. Vernal pool. 77 Comment
  HSC89848  Chamaesyce hooveri R. D. Stone, Roy E. Buck 1987-8-3 830 Tehama Vina Plains, 1.9 mi. SSW of the intersection of Hwy. 99 and Rowles Rd., 0.2 mi. N of the Tehama-Butte Co. line 58 Comment
  JEPS83928  Chamaesyce hooveri R. D. Stone and R. E. Buck 1987-8-4 836 Tehama 3.75 mi nne Vina (0.8 mi ne of uppermost of the 5 Laniger (Leininger) Lakes); June Lake 86 Comment
  RSA572327  Chamaesyce hooveri Robert F. Hoover 1938-8-2 3722 Tehama 4 miles southeast of Vina Comment
  CHSC59085  Chamaesyce maculata Vernon H. Oswald 1992-8-19 5160 Tehama Lassen Volcanic National Park. Lassen Hwy. (Hwy. 89) at the parking area, Brokeoff Mtn. trailhead. 2023 Comment
  CHSC78645  Chamaesyce maculata L. P. Janeway; B. Castro 2000-6-21 6808 Tehama Sacramento Valley. At overlook on south side of Black Butte Dam. 177 Comment
  CHSC84620  Chamaesyce maculata Lowell Ahart; John Dittes 2003-9-17 10576 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
  CHSC87941  Chamaesyce maculata Lowell Ahart 2004-6-28 11145 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  CHSC66879  Chamaesyce nutans Vernon H. Oswald; Lowell Ahart 1996-9-4 8258 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
  CHSC113006  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-8-2 18983 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  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
  CHSC83098  Chamaesyce ocellata subsp. rattanii Lowell Ahart; John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10013 Tehama Field about 150 yards south of Jewett Creek, east of Marquerite Road, about 1 1/4 mile (air) southeast of Corning. 82 Comment
  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
  RSA0119057  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1/2 miles (air) northwest of Orland. 136 Comment
  UC596012  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC102693  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16313 Tehama On the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. Area between SE 1/4 Section 23 and SW 1/4 Section 24. 1493 Comment
  JEPS115344  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, Josephine Guardino 2009-9-6 16371 Tehama East of the enclosure, east of Gurnsey Creek, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral 1478 Comment
  CAS-BOT-BC70236  Cheilanthes gracillima Alice Eastwood; John Thomas Howell 1941-7-9 9794 Tehama Government Flat Comment
  CAS-BOT-BC70239  Cheilanthes gracillima P. A. Munz 1951-7-27 16960 Tehama south base of South Yolla Bolly Pk. 2057 Comment
  CHSC61754  Cheilanthes gracillima Vernon Oswald; Lowell Ahart 1993-9-2 5918 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2316 Comment
  CHSC69679  Chenopodium atrovirens Vernon Oswald 1986-7-24 2224 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2194 Comment
  JEPS104379  Chenopodium multifidum Lowell Ahart 2003-9-17 10574 Tehama North of the road levee, ca 50 yd south of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  UC1618275  Chenopodium pumilio Barbara Ertter 1993-11-8 12308 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  CHSC66560  Chenopodium strictum var. glaucophyllum Vernon H. Oswald; Lowell Ahart 1996-7-8 7975 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Common in disturbed soil at the former site of corral along Hwy. 36 near the NE side of Hog Lake. 268 Comment
  JEPS89234  Chimaphila menziesii Joseph Grinnell 1913-2 Tehama Mineral, Mt. Turner 1828 Comment
  UC903256  Chimaphila umbellata Ethel Crum 1937-8-7 1951 Tehama 12 mi. s.w Lassen Peak (Mineral Summit); Mineral Summit 1615 Comment
  CAS-BOT-BC184895  Chloris virgata T. C. Fuller 1963-8-26 11151 Tehama East side of Highway 99E to Chico at junction with road to Corning, 0.5 mile south of Vina. Comment
  JEPS109681  Chlorogalum angustifolium Dean W. Taylor 1990-4-24 10639 Tehama just north of Stony Creek north of Roger Road, under steel-tower high voltage transmission lines 106 Comment
  UC618191 Image available Chlorogalum pomeridianum var. minus R. F. Hoover 1939-5-11 4104 Tehama foothills above Paskenta (on road to Covelo); ; Paskenta, Tehama Co. Comment
  CHSC77776  Chorizanthe membranacea B. Castro; L. P. Janeway 1999-5-12 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 231 Comment
  RSA90492  Chorizanthe membranacea Milo S. Baker 1953-5-9 12607 Tehama Logging road west of Pakenta, near 6 mile post. Comment
  SEINET7073566  Chorizanthe polygonoides A. G. Vestal 1955-5-19 s.n. Tehama Lava bed about 6.2 miles west-southwest of Manton. UTM Zone 10, 587781mE, 4473255mN. Coordinate datum: NAD27. Comment
  RSA755417  Chorizanthe polygonoides var. polygonoides L. P. Janeway, B. Castro 2009-4-25 9776 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  SDSU6703  Chrysolepis sempervirens K. Dixon 1942-8-9 3322 Tehama Colby Mountain. 1768 Comment
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Oct 5 2011
  RSA739675  Chrysothamnus nauseosus subsp. albicaulis John Dittes, Lowell Ahart, Josephine Guardino 2003-8-23 799 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  JEPS47000  Cicendia quadrangularis Virginia Bailey 1938-4-16 Tehama 10 mi w Corning; Henleyville Comment
  CHSC68977  Cinna latifolia Vernon Oswald; Lowell Ahart 1997-7-7 8700 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CHSC80590  Cirsium andersonii Lowell Ahart 2001-6-16 8864 Tehama On north side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  UCD169426  Cirsium andersonii Lowell Ahart 2006-9-9 13257 Tehama About 5 miles (air) northeast of Butte Meadows.about 2 miles (air) southeast of Colby Mountain, about 150 yards east of Colby Creek, just west of the dirt road. 1525 Comment
  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
  CHSC94579  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
  JEPS101739  Clarkia arcuata Dean W. Taylor 1997-6-1 16021 Tehama ridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset Comment
  CHSC86552  Clarkia concinna Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  CHSC32787  Clarkia concinna subsp. concinna James Jokerst 1980-6-18 879 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  SFV18553  Clarkia gracilis R. Stafsnes, C. Dunn, D. A. Roediger 1997-4-26 49 Tehama Cascade Range Along Highway 36. 244 Comment
  HSC96980  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range, along Cohasset Rd. about half way down into the canyon of Deer Creek, 1 air mi. S of Deer Creek 780 Comment
  JEPS105606  Clarkia gracilis subsp. albicaulis L. P. Janeway 2003-6-14 7830 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. At base of dirt road cutbank and on fill slope 780 Comment
  JEPS94336  Clarkia gracilis subsp. albicaulis Vernon H. Oswald and Lowell Ahart 1997-5-14 8449 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  RSA279403  Clarkia gracilis subsp. albicaulis W. L. Jepson 1932-5-9 16324 Tehama Hills north of Paskenta. Comment
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Jul 1 2009
  CHSC13928  Clarkia gracilis subsp. gracilis P. Matthews 1968-4-28 13 Tehama Ca. 10.5 mi w of Cottonwood, ca. 6.5 mi w on Evergreen Rd, on e side of rd on bank. 73 Comment
  CHSC32838  Clarkia gracilis subsp. gracilis Lora L. Anderson 1981-4-26 19 Tehama Ca. 0.5 mi w of Sacramento River, 1.5 mi from Interstate 5, 4.5 mi n of Red Bluff. 94 Comment
  CHSC76522  Clarkia gracilis subsp. gracilis Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, Rocky Ridge, and Newville. 228 Comment
  JEPS97395  Clarkia heterandra Vernon H. Oswald and L. Ahart 1995-7-12 7016 Tehama T28N R9W SE1/4 Sec. 4, 3600 ft, High North Coast Ranges, Yellow Pine Forest, decomposed sandy conglomerate. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36 1097 Comment
  CHSC48627  Clarkia lassenensis Vernon Oswald 1984-6-7 1258 Tehama Calif. Hwy 32, 0.8 mi n-e of the first bridge over Deer Creek. 1054 Comment
  CHSC116944  Clarkia purpurea D. S. Groteguth 2011-5-13 Tehama Red Bank area west of Red Bluff. Transitional area consisting of rolling foothills. Used primarily for cattle grazing and wildlife habitat. 199 Comment
  UCD80475  Clarkia purpurea subsp. quadrivulnera CNPS SN Foothill Team 2005-5-10 SNFN 0164 Tehama TNC, Dye Creek Preserve, in a side drainage of Long Gulch. 152 Comment
  CDA15429  Clarkia purpurea subsp. viminea G. F. Hrusa, J. Hart 1998-5-1 14424 Tehama Sacramento Valley; approx. 1/4 mi. S of and above Coyote Creek, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC86569  Clarkia rhomboidea L. P. Janeway 2003-6-14 7836 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  SEINET7072739  Clarkia similis 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
  CHSC92790  Clarkia unguiculata John Dittes; Josephine Guardino 2005-5-11 1118 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
  JEPS43316  Claytonia exigua subsp. exigua W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Comment
  CDA23951  Claytonia palustris L. Ahart 2002-6-29 9801 Tehama On the east side of a large open wet meadow, on the east side of Willow Creek, about 1/8 mile south of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. Comment
  CAS-BOT-BC233804  Claytonia parviflora subsp. parviflora A. A. Heller 1918-4-28 13005 Tehama Coast Range near Bennett Spring 914 Comment
  HSC49050  Claytonia parviflora subsp. parviflora Patricia Shesgreen 1978-5-13 91 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  CHSC67282  Claytonia perfoliata James D. Jokerst 1984-3-17 1930 Tehama Wurlitzer Ranch on the E side of Meridian Rd., S bank of Zimmershed Creek at a small oxbow with water and in the adjacent Blue Oak Woodland. 91 Comment
  CHSC60388  Claytonia rubra Mary Ann Showers 1992-6-28 2639 Tehama Lassen Volcanic National Park. Mill Creek Falls Trail. South-facing slopes between West and East Sulphur Creeks. 2072 Comment
  RSA67459  Claytonia rubra P. A. Munz 1951-7-18 16663 Tehama North slope of North Yolla Bolly Peak. 1982 Comment
  UC1949331  Claytonia rubra subsp. rubra Barbara Ertter with Brad Olson 1991-7-6 10368 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; around campsite at W end of meadow 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
  RSA0059528  Claytonia saxosa P. A. Munz 1951-7-26 16929 Tehama E slope of S Yolla Bolly. 2348 Comment
  RSA123561  Claytonia saxosa G. D. Barbe 1955-7-22 256 Tehama W slope of Harvey Peak, W of S Yolla Bolly. 2378 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
  CHSC32796  Collinsia greenei James Jokerst 1980-6-18 889 Tehama North Coast Ranges. Near Mud Flat. Hillside. 852 Comment
  JEPS6967  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama logging road nw Paskenta (near 10 mi post, w Tehama Co.) Comment
  UC1010402  Collinsia greenei Milo S. Baker and H. K. Wagnon 1953-5-31 12707 Tehama w Paskenta (near 10 mi post, along logging rd) Comment
  RSA90848  Collinsia greenei Milo S. Baker, H. K. Wagnon 1953-5-31 12707 Tehama Logging road west of Paskenta near 10 mile post Comment
  CHSC92785  Collinsia heterophylla John Dittes; Josephine Guardino 2005-4-13 1066 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
  CHSC55590  Collinsia parviflora K. R. Stern 1986-5-21 8305 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC55284  Collinsia sparsiflora var. collina L. P. Janeway 1991-4-11 3891 Tehama Upper slope of steep north-facing bluff on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 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
  CHSC65706  Collinsia sparsiflora var. collina Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 213 Comment
  CHSC77793  Collinsia sparsiflora var. collina B. Castro; H. West 1999-3-10 900 Tehama About 23 air miles W of Orland, vicinity of Newville. 225 Comment
  UC726392  Collinsia tinctoria A. A. Heller 1937-7-21 15933 Tehama near the Deer Creek Crossing e of Romo ( on the Deer Creek Road); Deer Creek Road Comment
  JEPS88570  Collinsia tinctoria Vernon H. Oswald and Lowell Ahart 1996-6-3 7705 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Along Paynes Creek ca. 0.4 mi downstream from old bridge site. 100 Comment
  RSA123775  Collinsia torreyi var. latifolia G. D. Barbe 1955-7-16 179 Tehama On the east ridge leading to So. Yolla Bolly (Mt. Linn). 2287 Comment
  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
  UC885606  Collinsia torreyi var. wrightii Alice Eastwood Aug 22 1912-Aug 26 1912 1852 Tehama trail from Morgans Springs to Lassen Butte Lassen Butte; trail from Morgans Springs to Lassen Butte Comment
  RSA90847  Collomia diversifolia Milo S. Baker, H. K. Wagnon 1953-5-31 12708 Tehama Logging road west of Paskenta near 10 mile post Comment
  CHSC90428  Collomia grandiflora Niall McCarten; Roxanne Bittman 1986-6-14 5327 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 0.25 mi. W of jct. Rd. 25N41 and 25N32. 1524 Comment
  UCR123336  Collomia grandiflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6898 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC101051  Collomia heterophylla John Dittes; Josephine Guardino 2005-5-11 1102 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 miles east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC115772  Collomia tinctoria Lowell Ahart; John Dittes 2015-8-5 20471 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  UC1001339  Collomia tracyi Louise Kellogg 1952-7-18 86 a Tehama on Boswell Ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 2133 Comment
  CHSC40723  Convolvulus arvensis Pauleen Broyles 1982-5-12 572 Tehama The Nature Conservancy Vina Plains Preserve. Disturbed Tuscan loam across from farmhouse in central pasture. 70 Comment
  CDA34750  Conyza canadensis L. 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 miles (air) northwest of Vina. Comment
  CHSC52837  Cordylanthus pilosus subsp. hansenii L. R. Heckard; T. I. Chuang 1971-8-15 2770 Tehama Along Lanes Valley road from Paynes Creek, about 0.9 mile north of junction with route 36 (near paynes Creek). 609 Comment
  CHSC66578  Cordylanthus pilosus subsp. hansenii Vernon H. Oswald; Lowell Ahart 1996-7-8 7959 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Paynes Creek at the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  JEPS68353  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2794 Tehama about 1 1/2 mi w Cottonwood road junction (along US Hwy 36, w of Red Bluff) 243 Comment
  CAS-BOT-BC209881  Cornus nuttallii Alice Eastwood; John Thomas Howell 1934-4-21 1853 Tehama Lassen Camp near Mineral Comment
  HSC6414  Cornus nuttallii S. J. Hawks 1965-5-8 47 Tehama 10 mi. W of Mineral on Hwy. 36 Comment
  UCR263542  Cornus nuttallii Barbara Ertter 1990-5-13 8956 Tehama 3.5 miles from Mineral on Hwy 172 to Mill Creek 1585 Comment
  CHSC69659  Cornus sessilis Vernon Oswald; Lowell Ahart 1997-9-9 8867 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  CHSC65057  Corydalis caseana subsp. caseana Vernon H. Oswald; Lowell Ahart 1995-7-17 7090 Tehama High Cascade Range. Forest Road 30N16 1.9 mi N of Hwy. 36, 3 mi S of the SW corner of Lassen Volcanic National Park. 1706 Comment
  JEPS94507  Corylus californica Vernon Oswald and Lowell Ahart 1997-7-7 8704 Tehama Forest Route 35 at Slide Creek near the ne corner of the Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  CAS-BOT-BC290812  Crepis occidentalis subsp. pumila Douglas Barbe 1955-7-16 193 Tehama West Tehama County. Near summit of S. Yolla Bolly Comment
  HSC71885  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5851 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  CHSC14117  Croton setiger F. T. Griggs 1973-8-7 Tehama 16 miles n of Chico. 200 meters s of Lassen Road 1/4 mile e of Hwy. 99E. At the bottom of an ephemeral pond. Comment
  CHSC96653  Crucianella angustifolia Lowell Ahart 2007-5-8 13743 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
  SD211693  Crucianella angustifolia Barbara Ertter 1991-5-19 9868 Tehama Vassar Road junction on Highway 36, 16.5 miles west of Red Bluff. 244 Comment
  CHSC106822  Crypsis alopecuroides Barbara Ertter; Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8891 Tehama S side of NW arm of Black Butte Lake W of Orland. 152 Comment
  HSC93245  Crypsis schoenoides Vernon H. Oswald, L. Ahart 1996-9-4 8263 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36 NE of Red Bluff, along Paynes Creek ca. 1 mi. upstream from the old bridge site 131 Comment
  SD211505  Crypsis schoenoides Barbara Ertter, Elizabeth Neese, et al 1989-10-21 8892 Tehama South side of Northwest arm of Black Butte Lake West of Orland 152 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
  CHSC83089  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  SEINET11689135  Crypsis vaginiflora Unknown 1982-1 806 Tehama The Nature Conservancy Vina Plains Preserve 60 Comment
  SEINET11268245  Cryptantha affinis Lowell Ahart 2001-6-16 8853 Tehama On south side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows.; 0 1113 Comment
  CHSC57797  Cryptantha crinita Vernon H. Oswald; Joe Molter 1992-4-29 4928 Tehama Payne's Creek Recreation Area located ca. 1.5 mi NE of Bend Bridge over the Sacramento River, ca. 6.5 mi NNE of Red Bluff. Perry Riffle, upstream of the parking area. 91 Comment
  UC1442624  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 6.4 mi n Red Bluff (on gravel bars along Blue Tent Creek (take dirt road branching of McCoy Road)); Blue Tent Creek 150 Comment
  CHSC84655  Cryptantha flaccida Samantha Mackey Hillaire; Brian Elliott 2003-5-31 343 Tehama Lassen National Forest, Ishi Wilderness. Along Rancheria Creek Trail, on a S-facing slope. 902 Comment
  JEPS97261  Cryptantha flaccida Vernon H. Oswald and L. Ahart 1995-5-9 6715 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  UCD148656  Cryptantha flaccida G. F. Hrusa; J. Hart 1998-5-10 14406 Tehama Coyote Creek wash, Coyote Creek Conservation Area, approximately 1/2 mile west of Paskenta road. 80 Comment
  CHSC66478  Cryptantha intermedia Vernon H. Oswald; Lowell Ahart 1996-5-20 7598 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in a flood channel along Paynes Creek. 158 Comment
  CHSC68536  Cryptantha intermedia Vernon H. Oswald 1997-4-23 8343 Tehama Inner North Coast Ranges. Forest road M2 7.6 miles W of Paskenta. 701 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
  JEPS18340  Cryptantha milobakeri Milo S. Baker and H. K. Wagnon 1953-5-31 12714 Tehama w of Paskenta (near 5 mi post, w Tehama County) Comment
  CHSC90453  Cryptantha simulans Niall McCarten; Roxanne Bittman 1986-6-15 5408 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S. side Boswell Ridge, 0.25 mi. E. of Johnson cabin, N. side Rd. 23N01. 1584 Comment
  CHSC90909  Cryptantha simulans Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5469 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CHSC80618  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS110134  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
  UC1278102  Cryptantha torreyana Beecher Crampton 1954-6-16 1966 Tehama Whiskey Saddle Mendocino National forest 1438 Comment
  CHSC117153  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. 908 Comment
  CAS-BOT-BC70526  Cryptogramma cascadensis George W. Gillett 1957-8-13 1056 Tehama Brokeoff Mt. trail from Sulphur works checking station 2133 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
  CHSC64906  Cuscuta californica var. californica Vernon H. Oswald 1995-6-30 6952 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff; between the gate in the fence and Pool 1 s of Inks Creek Rd. 213 Comment
  CHSC84544  Cuscuta californica var. californica John Dittes; Lowell Ahart 2003-6-12 2003 -68 Tehama Cascade Range Foothills; ca. 7.3 air-mile east of Sacramento River, ca. 7.7 air-miles north by northeast of Dales, ca. 3.2 air-mile West of Darrah Springs State Fish Hatchery. Along Coleman Canal Road. 176 Comment
  JEPS96036  Cuscuta campestris Vernon H. Oswald and Lowell Ahart 1996-7-8 7981 Tehama along Paynes Creek at the former bridge site at the W end of the gravel road; BLM parcel along Hwy 36 NE of Red Bluff; Hog Lake Plateau; Cascade Range Foothills 97 Comment
  CHSC40797  Cuscuta howelliana Pauleen Broyles 1982-6-14 727 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  UC124530  Cuscuta indecora T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Mt. Comment
  UCSB13418  Cycladenia humilis 1962-6-12 Tehama Along road from Viola to Mineral, 10.5 miles south of Viola 1706 Comment
  JEPS49764  Cycladenia humilis var. humilis Jos. Grinnell 1927-6-17 Tehama Lassen Peak Region, Viola Rd. 1706 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
  CHSC66097  Cynodon dactylon Vernon H. Oswald; Lowell Ahart 1996-5-27 7638 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the bed of the creek ca. 0.2 mi E of the W boundary of the reserve. 102 Comment
  HSC37555  Cynodon dactylon J. D. Ackerman, A. M. Montalvo 1975-7-17 569 Tehama Dry creek, 14.5 mi. from Tehama-Shasta Co. line, Hwy. 36 Comment
  HSC82447  Cynoglossum occidentale Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5049 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  RSA757293  Cynoglossum occidentale Barbara Ertter, Brad Olson 1991-7-6 10352 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC1051541  Cynoglossum occidentale Helen K. Sharsmith 1953-6-24 4351 Tehama rd. to Ball Rock 4.5 mi. above Patton Mill; Inner North Coast Ranges, Mendocino Nat'l Forest 1828 Comment
  RSA90824  Cynoglossum occidentale Milo S. Baker, H. K. Wagnon 1953-7-11 12842 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC66138  Cynosurus echinatus Vernon H. Oswald; Lowell Ahart 1996-5-6 7512 .1 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. 198 Comment
  CHSC96526  Cynosurus echinatus Lowell Ahart 2007-5-8 13722 Tehama In the road gutter on the west side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff. 304 Comment
  CHSC96662  Cynosurus echinatus Lowell Ahart 2007-5-8 13750 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS88111  Cynosurus echinatus Vernon H. Oswald and Lowell Ahart 1996-5-6 7512 .1 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 198 Comment
  UC726153  Cyperus difformis A. A. Heller 1928-10-12 14804 Tehama 1/2 mi. n. of county line Tehama Comment
  CHSC40799  Cyperus eragrostis Pauleen Broyles 1982-5-24 657 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch in e pasture, .5 km south of Lassen Road. 66 Comment
  CHSC88268  Cyperus eragrostis Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11185 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. 655 Comment
  JEPS120777  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 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
  CHSC66214  Cyperus esculentus Vernon H. Oswald; Lowell Ahart 1996-6-3 7725 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC117724  Cyperus esculentus var. leptostachyus Lowell Ahart; John Dittes 2016-8-25 21314 Tehama Low wet depression along a dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC66887  Cyperus flavescens Vernon H. Oswald; Lowell Ahart 1996-9-4 8270 Tehama Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC112593  Cyperus fuscus Lowell Ahart 2013-9-17 19047 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC67311  Cyperus niger James D. Jokerst; Jeri Donovan 1981-9-30 1501 B 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
  CHSC112793  Cyperus rotundus Lowell Ahart 2013-8-2 18988 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
  CHSC78918  Cyperus squarrosus Julie Cunningham; Heidi West, Caroline Warren 1998-7-14 Tehama Vicinity of North Fork Stony Creek and Newville. 195 Comment
  SBBG12961  Cyperus squarrosus T. L. Secrest 1958-6-29 Tehama Sacramento River at Red Bluff Comment
  CHSC117700  Cyperus strigosus Lowell Ahart; John Dittes 2016-8-25 21280 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
  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
  CHSC90860  Cypripedium fasciculatum D. Isle 2004-7-20 165 Tehama Mendocino National Forest--North Coast Ranges. Th ... Field redacted by CHSC, contact the data manager for more information 1475 Comment
  CHSC81596  Cypselea humifusa Vernon H. Oswald 2001-10-18 10059 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the early autumn strand of the reservoir. 134 Comment
  CAS-BOT-BC70557  Cystopteris fragilis Douglas Barbe s.n. Tehama Trail to Square Lake 2072 Comment
  CAS-BOT-BC189846  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama South base of South Yolla Bolly Mountains. 2133 Comment
  SBBG2730  Darmera peltata H. and M. Dearing 1938-6-21 2060 Tehama Chico Crk, 6 mi N of Loma [Lomo] Comment
  UCSB11516  Darmera peltata Dearing, Hugh; Dearing, Margaret 1938-6-21 Tehama Chico Creek 6.6 miles north of Loma Comment
  CHSC87809  Datisca glomerata Lowell Ahart 2004-6-11 11044 Tehama On the south edge of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 338 Comment
  JEPS105974  Datisca glomerata Lowell Ahart 2004-6-11 11044 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
  UC1949096  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-5 10303 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; streambed of Long Gulch in SE corner of ranch Comment
  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
  UC1001308  Delphinium andersonii Louise Kellogg 1952-7-12 33 Tehama near Ovenlid (at start of trail to Square Lake and South Yolla Bolly Mountain); North Coast Ranges, Mendocino National Forest 1767 Comment
  UC1001299  Delphinium antoninum Louise Kellogg 1952-7-12 24 Tehama South Yolla Bolly Mountain North Coast Ranges, Mendocino Nat. Forest, Middle Eel-Yolla 2438 Comment
  SEINET12099545  Delphinium hesperium Unknown 1936-1 13334 Tehama Sacramento Valley near Red Bluff Comment
  HSC31599  Delphinium nudicaule Thomas E. Higley 1974-5-5 88 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  HSC87026  Delphinium nuttallianum Terry Hines, Ellen Purcell, N. Williams 1988-3-26 14 Tehama Hwy 36, 17.5 mi. E of County line. 213 Comment
  SBBG2204  Delphinium nuttallianum H. and M. Dearing 1938-6-22 2069 Tehama Potato Patch Public Camp, Deer Crk 1080 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
  CAS-BOT-BC122008  Delphinium variegatum Ella D. Cantelow 1953-5-3 s.n. Tehama North of Redbluff [Red Bluff] Comment
  SEINET11689129  Deschampsia danthonioides Unknown 1982-1 442 Tehama The Nature Conservancy Vina Plains Preserve, ca 1 km S of Lassen Road 70 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
  UCD63424  Deschampsia elongata A. A. Beetle 1941-6-27 2756 Tehama 13 miles west of Chester. 1524 Comment
  UCD63523  Deschampsia elongata Dean W. Taylor 1976-7-8 6031 Tehama Drainage of Cub Cr. upstream from jct. with Deer Cr. along Highway 32. 1188 Comment
  UCD63569  Deschampsia elongata Beecher Crampton 1954-6-16 1989 Tehama Howell Saddle, Crane Mills logging road, Mendocino Natl. forest--Paskenta District. 1892 Comment
  JEPS9569  Dicentra formosa Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  JEPS9570  Dicentra formosa Joseph Grinnell 1925-7-21 Tehama Mineral 1463 Comment
  LA47694  Dicentra formosa Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  CAS-BOT-BC402485  Dicentra formosa subsp. formosa Alice Eastwood 1912-8-22 1875 Tehama Morgans Springs, Lassen Butte Region Comment
  CAS-BOT-BC402487  Dicentra formosa subsp. formosa John Thomas Howell 1960-8-18 36028 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC402489  Dicentra formosa subsp. formosa Marion Ownbey; Gerald B. Ownbey 1946-6-23 2934 Tehama 8 mi. south of Morgan Springs Comment
  CHSC64399  Dichelostemma capitatum subsp. capitatum Vernon H. Oswald; Lowell Ahart 1995-3-6 6513 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 195 Comment
  HSC2096  Dichelostemma capitatum subsp. capitatum Larry Berti 1969-3-15 23 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  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
  HSC67096  Dichelostemma multiflorum C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 84 Tehama 1.5 mi. SSW of BM1797 on Rd. 29N15 610 Comment
  JEPS58075  Dichelostemma multiflorum W. L. Jepson 1899-4-25 20983 Tehama Crane Creek, Stiver's Ranch Rosewood 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
  UC1303144  Dichelostemma multiflorum A. A. Heller 1927-5-8 14368 Tehama near Vina; Upper Sacramento Valley Comment
  UC2028133  Dichelostemma multiflorum Barbara Ertter 1990-5-12 8929 Tehama NW side of Dry Fork Creek NW of junction of Highway 36 and Route A5 (Bowman Rd) ca. 15 air miles WNW of Red Bluff, on Reed property Comment
  CAS-BOT-BC502678  Dichelostemma multiflorum Alice Eastwood; John Thomas Howell 1941-7-9 9780 Tehama Long Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-BC502807  Dichelostemma volubile R. F. Hoover 1939-5-11 4103 Tehama Foothills above Paskenta on road to Covelo Comment
  RSA90478  Dichelostemma volubile Milo S. Baker 1953-5-10 12604 Tehama W of Paskenta along logging road between 7 and 8 mile posts. Comment
  CHSC23394  Diplacus aurantiacus B. Garamendi 1974-5-12 38 Tehama Mill/Deer Creek Study Area. 1/4 mi NE of Beaver Creek Crossing on Ponderosa Way. 731 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
  CHSC69665  Diplacus torreyi Vernon Oswald; Lowell Ahart 1997-9-9 8869 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  SEINET211319  Diplacus torreyi G. A. Evans 1963-1 Tehama Soda Springs Campground, approx 40 mi NE Chico, Hwy 32 914 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
  CHSC65665  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald 1996-3-20 7245 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. Ca. 0.7 mi S of Gyle Rd., near the dirt lane bordering the W side of the parcel. Collectred at the junction of the intermittent stream and the dirt lane. 106 Comment
  JEPS9532  Dodecatheon hendersonii Jos. Grinnell 1927-5-19 Tehama near Mineral (on Martin Creek); near Mineral, on Martin Creek 1584 Comment
  HSC17884  Dodecatheon hendersonii John L. Heywood, D. H. Norris 1968-3-31 1877 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  HSC89675  Dodecatheon hendersonii William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Tedoc Rd. near intersection with Hwy. 36 549 Comment
  RSA189622  Dodecatheon hendersonii Noel Holmgren, James L. Reveal 1966-6-7 2652 Tehama 1 mi. west of Goverment Flat. Frequent on wooded slopes, area not long exposed from melting snowbanks. Comment
  JEPS76640  Downingia bacigalupii L. R. Heckard 1972-6-18 2985 Tehama sw of Tedoc Mt. 1371 Comment
  CHSC33357  Downingia bicornuta Larry Phillips 1980-4-23 13 Tehama 15 mi n of Chico. 200 ft w of jct. of hwy 99 and Haille Rd. N edge of road. 54 Comment
  UC1586621  Downingia bicornuta var. bicornuta Vernon H. Oswald and Lowell Ahart 1991-5-9 4558 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of the Bend Bridge over the Sacramento River, Paynes Creek Recreation Area, ca 0.5 mi sse of the entrance kiosk); Paynes Creek Recreation Area 112 Comment
  UC596434  Downingia cuspidata R. F. Hoover 1937-5-19 2289 Tehama s of Red Bluff (Coyote Creek bridge); Coyote Creek Comment
  UCD80191  Downingia cuspidata CNPS SN Foothill Team 2005-5-10 SNFN 0237 Tehama BLM Hog Lake/Paynes Creek, Hog Lake Platea, west of Hog Lake. 263 Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  CHSC40712  Downingia ornatissima Pauleen Broyles 1982-4-28 464 Tehama The Nature Conservancy Vina Plains Preserve. In an internal drainage which feeds a small vernal pool ca 50 meters s of Lassen Road and 100 meters e of an irrigation ditch. Comment
  JEPS108534  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-5-1 79 -95 Tehama South of Red Bluff. Off of Gyle Rd., west of Rawson Rd. Comment
  CHSC65698  Draba verna var. aestivalis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7272 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the S bank of Paynes Creek near the end of the gravel road running westward from the parking lot on Hwy. 36. 106 Comment
  UC2042754  Dysphania ambrosioides Barbara Ertter 1993-11-8 12298 Tehama Deer Creek at Highway 99 north of Vina. Comment
  CHSC66191  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1996-6-3 7692 .2 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Growing on a gravel bar along Paynes Creek at the old bridge site. 103 Comment
  CHSC92782  Dysphania botrys John Dittes; Josephine Guardino 2005-5-11 1104 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
  CHSC95147  Dysphania pumilio R. D. Fischer 2005-9-10 848 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. 8.4 miles from Hwy 32. 10.1 miles from Hwy 32. 1371 Comment
  CHSC117641  Echinochloa colona Lowell Ahart; John Dittes 2016-8-25 21284 Tehama About the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC69487  Echinochloa colona James D. Jokerst; Jeri Donovan 1981-9-30 1500 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
  CHSC65148  Echinochloa crus-galli Vernon H. Oswald 1995-6-30 6949 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of the ditch along the old highway just s of the Old Hwy. Pool. 219 Comment
  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
  CDA34225  Elatine brachysperma L. Ahart, J. Dittes 2010-7-17 16845 Tehama Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. Comment
  JEPS124116  Elatine californica Lowell Ahart, John Dittes 2015-6-22 20264 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. Comment
  CHSC40808  Elatine heterandra Pauleen Broyles 1982-5-12 581 Tehama Nature Conservancy Vina Plains Preserve. 60 Comment
  CHSC64908  Elatine heterandra Vernon H. Oswald; Lowell Ahart 1995-6-13 6848 B Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. 219 Comment
  JEPS66414  Eleocharis acicularis L. R. Heckard and P. Rubtzoff 1971-7-31 2676 Tehama just NE of Red Bluff (land-locked lagoon off the Sacramento River) Comment
  CHSC94331  Eleocharis bella Lowell Ahart 2006-7-19 13048 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  CHSC76534  Eleocharis engelmannii Heidi West; Caroline Warren, Julie Cunningham 1998-7-14 Tehama Vicinity of North Fork Stony Creek, Salt Creek, and Newville. 201 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
  CAS-BOT-BC112777  Eleocharis macrostachya John Thomas Howell 1960-8-20 36217 Tehama Morgan, near Lassen Volcanic National Park. 1463 Comment
  CHSC66093  Eleocharis macrostachya Vernon H. Oswald 1996-5-27 7644 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the pipeline ca. 0.3 mi N of the S boundary. 100 Comment
  CHSC66586  Eleocharis macrostachya Vernon H. Oswald; Lowell Ahart 1996-7-8 7969 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. On the rocky flood plain of Paynes Creek E of the mouth of the intermittent stream crossing the NE corner of the parcel. 158 Comment
  CHSC66889  Eleocharis montevidensis Vernon H. Oswald 1996-9-4 8271 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  RSA794948  Eleocharis palustris L. Ahart, Josephine Guardino, John Dittes 2009-8-27 16335 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A., 2.3 air miles northeast of the town of Mill Creek, 9.1 air miles south of Lassen Peak. 1494 Comment
  CDA38997  Eleocharis parishii L. P. Janeway & B. Castro 2000-4-21 6671 Tehama High Cascade Range; Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 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
  JEPS19322  Eleocharis parishii W. L. Jepson 1929-9-27 15282 Tehama Manton 853 Comment
  UCD80873  Elymus CNPS SN Foothill Team 2005-7-1 SNNR 0492 c Tehama USFS Lassen National Forest, ca.1/4 mile south of Lassen Trail trailhead. 1171 Comment
  CHSC53329  Elymus caput-medusae Vernon H. Oswald 1991-3-21 4471 Tehama Irwin Rd, near the Buckhorn Area of Black Butte Reservoir. Along the sides of the road. 140 Comment
  CHSC64586  Elymus caput-medusae Vernon H. Oswald; Lowell Ahart 1995-4-3 6582 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two streams converging at the w boundary on the s edge of the ridge crossing the nw corner of the reserve. 201 Comment
  RSA0118752  Elymus caput-medusae Lowell A. Ahart, John Dittes 2014-5-16 19491 Tehama Small drainage on the north side of the poor dirt road, about 200 yards southwest of the lone oak tree, about 0.5 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  RSA141282  Elymus elymoides J. M. Tucker, L. K. Mann 1959-7-19 3543 Tehama At summit; South Yolla Bolly Mountain 2466 Comment
  CAS-BOT-BC203407  Elymus glaucus subsp. glaucus W. B. Cooke; V. G. Cooke 1962-8-14 33477 Tehama Openings along Broke-Off Mountain Trail, Lassen Volcanic National Park Comment
  JEPS102672  Elymus glaucus subsp. glaucus Lowell Ahart 2001-6-8 8800 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC77973  Elymus multisetus B. Castro; L. P. Janeway 1999-6-14 985 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 329 Comment
  JEPS118694  Elymus multisetus B. Castro, L. P. Janeway 2000-6-15 1299 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2 at Beehive Flat. Riley Ridge 7.5' quad. Comment
  CHSC61692  Elymus sierrae Vernon H. Oswald; Lowell Ahart 1993-9-2 5912 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. Near the summit. 2438 Comment
  UCD169428  Epilobium brachycarpum Lowell Ahart 2006-7-25 13075 Tehama About 5 miles (air) northeast of Butte Meadows, about 2 miles (air) southeast of Colby Mountain, about 20 yards east of where the dirt road crosses Colby Creek, on the west edge of the dirt road. 1518 Comment
  POM256108  Epilobium brachycarpum Milo S. Baker 1940-8-14 9808 Tehama On trail to Cherry Lake, but near Murphy s, Government Flat Comment
  CHSC109234  Epilobium campestre Robert Fischer 2012-6-3 1058 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit, adjacent to seasonal farm pond. 57 Comment
  JEPS122048  Epilobium campestre Lowell Ahart, John Dittes 2014-5-18 19519 Tehama About 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  CHSC57289  Epilobium canum subsp. latifolium L. P. Janeway 1984-9-17 1159 Tehama At edge of Mill Creek near Black Rock. 640 Comment
  UCD80477  Epilobium ciliatum CNPS SN Foothill Team 2005-6-21 SNNR 0377 c Tehama USFS Lassen National Forest. 599 Comment
  CDA38078  Epilobium ciliatum subsp. ciliatum L. Ahart 2004-6-28 11128 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. Comment
  CHSC68957  Epilobium ciliatum subsp. glandulosum Vernon Oswald; Lowell Ahart 1997-7-7 8669 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  CHSC66493  Epilobium densiflorum Vernon H. Oswald; Lowell Ahart 1996-5-20 7599 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek. 158 Comment
  CHSC88292  Epilobium densiflorum Lowell Ahart 2004-6-28 11140 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta. 213 Comment
  UC1949053  Epilobium densiflorum Barbara Ertter with Brad Olson 1991-7-5 10312 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's ranch], ca 15 airmiles WNW of Red Bluff; Long Gulch in SE corner of ranch Comment
  CHSC86563  Epilobium minutum Jenny Marr; Caroline Warren 1998-5-19 Tehama Vicinity of Salt Creek and Newville Road. 256 Comment
  HSC97026  Epilobium minutum L. Ahart 2004-4-29 10792 Tehama NE side of Dead Rabbit Lake, E of the Nomalaki Trail, 3/4 mi. NW of Bowers Creek, 1.5 mi. NW of FS Rd. 23N69, 7 mi. SW of Paskenta 572 Comment
  JEPS104296  Epilobium pallidum Lowell Ahart 2003-6-11 10247 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS104469  Epilobium torreyi Lowell Ahart 2003-6-11 10248 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
  JEPS122123  Epilobium torreyi Lowell Ahart, John Dittes 2014-5-16 19480 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
  RSA755200  Epilobium torreyi L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16318 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
  UCD135419  Equisetum hyemale P. Thompson 1996-4-28 46 Tehama 12 km southwest of Hwy 32 and Hwy 39 junction. 1200 Comment
  JEPS106112  Equisetum laevigatum Lowell Ahart 2004-6-11 11023 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
  CDA203  Eragrostis cilianensis Smith 1932-8-16 Tehama Red Bluff. 0 Comment
  CHSC65079  Eragrostis cilianensis Vernon H. Oswald; Lowell Ahart 1995-7-17 7081 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
  JEPS68589  Eragrostis cilianensis Chas. B. Weeks before Oct. 1913 Tehama Red Bluff Comment
  POM257061  Eragrostis cilianensis Virginia Long 1931-8-14 101 a Tehama Richfield Colony (3 mi. N. of Corning) 79 Comment
  SEINET10562409  Eragrostis cilianensis Vernon H. Oswald, Lowell Ahart 1995-7-17 Oswald 7081 Tehama W side of Manton Rd. (A6) ca. 1 mi N of SDales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Annual weed along the edge of Inks Creek Rd. (E end). Comment
  POM129612  Eragrostis pectinacea W. J. Williamson 1919-10-3 345 Tehama Stanislaus River near Iron Canon 183 Comment
  SEINET13709436  Eragrostis pectinacea Lowell William Ahart, Lowell William Ahart 2003-1 10604 Tehama 5 Air Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  SEINET4344383 Image available Eragrostis pilosa var. pilosa Barbara Ertter, Elizabeth Neese, Laura Fujii, and Dawn Espindola 1989-10-21 8890 Tehama S. side of N. W. arm of Black Butte Lake W. of Orland 152 Comment
  CAS-BOT-BC287473  Ericameria greenei John Thomas Howell 1960-8-18 36092 A Tehama Lassen Volcanic National Park. Sulphur Works entrance station 2011 Comment
  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
  CHSC78605  Ericameria linearifolia 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
  UC196665  Ericameria nauseosa var. speciosa C. Hart Merriam and Vernon Bailey 1916-10-1 Tehama below top on s slope of Yollo Bollo (s Yollo Bollo) 152 Comment
  UCD149551  Ericameria ophitidis G. L. Stebbins 1972-8-18 s.n. Tehama Summit of Little Red Mountain. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC77303  Erigeron divergens L. P. Janeway; B. Castro, Jenny Marr, Caroline Warren 1999-8-11 6516 Tehama Vicinity of South Fork Cottonwood Creek. 335 Comment
  HSC73381  Eriodictyon californicum Robert Kirkpatrick, Doug Renwick 1981-5-9 113 Tehama 2 mi. up Tedoc Mtn. Rd. off Hwy. 36 671 Comment
  RSA21497  Eriodictyon californicum Carl B. Wolf 1937-5-15 8679 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  SEINET5495499  Eriodictyon californicum E. House 1956-4-27 14 Tehama Alongside California St. Route 36 on the way to Red Bluff 762 Comment
  CHSC101410  Eriogonum compositum var. compositum David Isle 1992-7-29 1550 Tehama Rocky open flat E of first drainage coming down Forks Ridge into Auger Ck Watershed. 1676 Comment
  UC1001337  Eriogonum compositum var. compositum Louise Kellogg 1952-7-17 80 Tehama South Yolla Bolly Mountain Middle Eel-Yolla Bolla Primitive Area, South Yolla Bolly Mou 2438 Comment
  UC1037406  Eriogonum compositum var. compositum Douglas Barbe 1955-7-21 226 Tehama w shore of Square Lake Square Lake 2103 Comment
  CAS-BOT-BC465596  Eriogonum dasyanthemum Julie Kierstead Nelson; Aaron Sims 2015-6-19 2015 -064 Tehama West slope Te4doc Mountain, Beegum Creek watershed 1400 Comment
  CHSC79075  Eriogonum dasyanthemum L. P. Janeway 2000-6-30 6873 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 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
  UC1299723  Eriogonum dasyanthemum Freed W. Hoffman 1947-6-22 1621 Tehama Paskentao-Covelo road near Log Springs Comment
  CAS-BOT-BC242622  Eriogonum dasyanthemum Catherine Best 1992-7-14 1392 Tehama At the edge of the road on the Mendocino Pass Road about 4 air miles west of Paskenta 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
  UCD99901  Eriogonum dasyanthemum Thomas W. Nelson; Jane P. Nelson 1980-6-23 5871 Tehama along Colyear Springs Road (25N01), 1.6 miles west of junction with Raglin Ridge Road (25N02, 25N05). 701 Comment
  NY323374  Eriogonum libertini J. L. Reveal 1978-7-19 4788 Tehama Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap 1386.8 Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  CHSC75518  Eriogonum luteolum var. luteolum G. F. Hrusa 1996-8-17 13509 Tehama On edges of dry, gravelly creekbed of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 200 Comment
  JEPS56152  Eriogonum luteolum var. luteolum W. L. Jepson 1929-9-27 15281 Tehama stream bed in hills ne Red Bluff 243 Comment
  CAS-BOT-BC263205  Eriogonum marifolium var. marifolium John Thomas Howell 1960-8-19 36137 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  CHSC90897  Eriogonum nudum var. nudum Niall McCarten 1986-6-11 5313 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  SD22508  Eriogonum nudum var. nudum Susan G. Stokes July 15 Tehama So. Red Bluff 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
  CHSC60378  Eriogonum nudum var. pubiflorum Mary Ann Showers 1992-6-26 2591 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC65062  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell Ahart 1995-7-17 7075 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. Scattered plants near the old highway on the basalt ridge crossing the NE corner of the reserve. 225 Comment
  UCR265187  Eriogonum nudum var. pubiflorum Barbara Ertter, Brad Olson 1991-7-4 10184 Tehama Toomes Camp Road (Mendocino Forest Road 23N01), 5.3 mi west of Paskenta, c. 22 air miles west of Corning 457 Comment
  CHSC67272  Eriogonum roseum var. roseum James D. Jokerst; Jeri Donovan 1981-9-30 1497 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd., ca. 0.5 mi E of Bell Ranch on S bank of Pine Creek. Comment
  CAS-BOT-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
  HSC82437  Eriogonum strictum var. greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5042 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. NW of Regan Meadow 1433 Comment
  CHSC48660  Eriogonum tripodum Vernon Oswald 1988-6-27 3514 Tehama M2 (23N01) 9.4 mi w of Paskenta. On a serpentine outcrop. 804 Comment
  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
  CHSC96328  Eriogonum vimineum L. P. Janeway 2006-8-20 8854 Tehama High Cascade Range. Ridge top between Deer Creek and Ninemile Creek, overlooking Devils Parade Ground from the southeast; about 12 m east of Road 26N15 8.0 road km southwest of Soda Springs and Hwy 32. Top of east-facing rocky gravelly volcanic slope; around rocks and boulders with Vulpia. 1079 Comment
  RSA768783  Eriogonum vimineum L. Ahart, John Dittes 2010-10-4 17291 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
  UCD101533  Eriogonum vimineum Dean W. Taylor 1976-7-9 6046 Tehama At headwaters of Cub Creek. 1859 Comment
  CAS-BOT-BC308093  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1971-8-10 18320 Tehama South Yolla Bolly Mountain 2133 Comment
  CHSC78800  Eriophyllum lanatum var. achilleoides Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat, and Cooks Flat. 335 Comment
  UC1051688  Eriophyllum lanatum var. achilleoides Helen K. Sharsmith 1953-6-24 4347 Tehama sw ridge leading to Eagle Peak; Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  CAS-BOT-BC308197  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi. west of Mineral Comment
  CAS-BOT-BC308199  Eriophyllum lanatum var. grandiflorum Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC102455  Eriophyllum lanatum var. grandiflorum L. P. Janeway 2009-6-21 9821 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
  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
  CHSC4221  Erodium brachycarpum D. F. Johnson 1967-3-9 20 Tehama Very thick on reservoir dam ca. 150 yds. north of Johnson Rd. ca 10 mi. west of Red Bluff. 170 Comment
  SEINET12183584  Erodium brachycarpum Unknown 1983-1 861 Tehama a rise 100 m N of barn in S pasture, The Nature Conservancy Vina Plains Preserve 62 Comment
  CHSC64393  Erodium cicutarium Vernon H. Oswald; Lowell Ahart 1995-3-6 6517 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected along aroadcut near the ne tip of the reserve but common and widespread. 228 Comment
  JEPS122037  Erodium cicutarium Lowell Ahart, John Dittes 2014-5-16 19479 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  JEPS75824  Eryngium aristulatum var. aristulatum Todd and Virginia Keeler-Wolf 1973-9-3 549 Tehama Hammerhorn Lake Yolla Bolly Mts., Hammerhorn Lake 1066 Comment
  JEPS118674  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At S end of Red Bluff, between railroad and Hwy 99W 0.25 mi S of its intersection with on/off-ramps for Hwy I-5, opposite St. Elizabeth's Hospital. Red Bluff E 7.5' quad. Comment
  RSA795264  Eryngium articulatum B. Castro 2011-6-22 1889 Tehama Inner North Coast Range/northern Sacramento Valley edge. At south end of Red Bluff, between railroad and Highway 99W 0.25 miles south of its intersection with on/off ramps for Highway I-5, opposite St. Elizabeth s Hospital. 88 Comment
  OBI55148  Eryngium articulatum Lincoln Constance, Herbert L. Mason, J. F. Davidson & J. M. Tucker 1947-5-18 3202 Tehama Sacramento Valley 1 mile west of Corning 91 Comment
  UC923156  Eryngium articulatum Freed W. Hoffman 1950-7-2 3271 Tehama 3.5 mi. w. Red Bluff (on rd. to Colyer Springs) 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
  CHSC66086  Eryngium castrense Vernon H. Oswald; Lowell Ahart 1996-5-27 7646 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning: Northwest side of Sacramento Valley. 102 Comment
  UC764145  Eryngium castrense R. F. Hoover 1938-6-10 3585 Tehama 6 mi. s. Corning Comment
  CHSC81236  Erysimum capitatum var. capitatum Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of Pettyjohn Road and South Fork Cottonwood Creek. 426 Comment
  CAS-BOT-BC54946  Erysimum perenne G. B. Rossbach; R. P. Rossbach 1938-7-20 891 Tehama Just north of Sulphur Works mud volcanoes, Lassen Volcanic National Park Comment
  CHSC112983  Erythranthe cardinalis Lowell Ahart 2013-8-2 18995 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) northwest of Orland. 135 Comment
  CHSC84390  Erythranthe guttata Lowell Ahart; John Dittes, Josephine Dittes 2003-8-23 10534 Tehama Along and in a small streamlet, on both sides of the trail, about 1/4 mile from the campsite as one hikes to Square Lake, about 1 mile northeast of Mount Linn, South Yolla Bolly. 2118 Comment
  SEINET14046053 Image available Erythranthe guttata Louise Kellogg 1952-1 62 Tehama North Coast Ranges, Mendocino National Forest, Near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain. 2134 Comment
  SEINET14046160 Image available Erythranthe guttata Gary A. Evans 1963-1 Tehama Soda Springs Campground. Approximately 40 miles northeast of Chico along Highway 32. 914 Comment
  UC2046336  Erythranthe inodora Barbara Ertter with James Shevock 1992-6-14 11123 Tehama County line on North Fork Battle Creek at Wild Cat Road bridge, ca. 8 air miles NW of Paynes Creek (town). Comment
  CHSC88635  Erythranthe latidens Lowell Ahart 2004-6-11 10789 A Tehama On the northeast side of Dead Rabbit Lake (note, Dead Rabbit Lake is actually about 1/2 mile northwest of this lake), east of the Nomalaki Trail, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS124012  Erythranthe moniliformis Lowell Ahart, John Dittes 2015-8-5 20466 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  SEINET8374049  Erythranthe moniliformis Porter P. Lowry II 1977-7-6 837 Tehama ca. 5 mi. south of Mineral on State Hwy. 172; along roadway. Comment
  CAS-BOT-BC502688  Erythronium californicum R. M. Holman 1933-4-23 s. n. Tehama About 5 miles east of Beegum on old road from Red Bluff Comment
  HSC66097  Erythronium californicum S. Horner 1979-4-19 479 Tehama SW of Saddle Camp 991 Comment
  JEPS118188  Erythronium purpurascens Dean W. Taylor 2004-5-26 19073 Tehama Turner Mountain, Forest Road 29N48 0.3 mi S of crossing of Antelope Creek (ca. 5 air miles SSW of Mineral) 1676 Comment
  RSA21515  Eschscholzia caespitosa subsp. caespitosa Carl B. Wolf 1937-5-16 8701 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  RSA432420  Euphorbia ocellata subsp. ocellata Milo S. Baker 1947-8-14 11999 Tehama ca. 4 miles from Red Bluff along Hwy. to Mineral. Comment
  RSA572323  Euphorbia ocellata var. rattanii Robert F. Hoover 1938-8-2 3725 Tehama 6 miles east of Newville Comment
  JEPS108942  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
  CHSC84618  Euthamia occidentalis Lowell Ahart; John Dittes 2003-9-17 10572 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
  UCSB23951  Euthamia occidentalis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  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
  CHSC68979  Festuca idahoensis Vernon Oswald; Lowell Ahart 1997-7-7 8675 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. 1676 Comment
  JEPS94347  Festuca occidentalis Vernon H. Oswald and Lowell Ahart 1997-5-14 8425 Tehama 1.1 mi sw at a low-water crossing of the North Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 4.9 mi se of Plum Creek Road); Ponderosa Way 1030 Comment
  UCD80550  Festuca occidentalis CNPS SN Foothill Team 2005-7-1 SNNR 0492 e Tehama USFS Lassen National Forest, ca. 1/4 mile south of Lassen Trail trailhead. 1171 Comment
  UCD66279  Festuca roemeri J. M. Tucker; L. K. Mann 1959-7-18 3537 Tehama South Yolla Bolly Mountain. 1920 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
  RSA93058  Floerkea proserpinacoides Milo S. Baker, H. K. Wagnon 1954-6-10 12981 Tehama East of County Rd. and 6-1/2 mi. above Whitlock Camp, in cut over coniferous forest. 1829 Comment
  CAS-BOT-BC459446  Fragaria virginiana subsp. platypetala A. A. Heller 1928-5-30 14589 Tehama Mineral 1524 Comment
  CAS-BOT-BC447521  Fragaria virginiana var. platypetala Geo. B. Grant 1902-9-12 5196 Tehama Sisson 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
  RSA66362  Frasera speciosa P. A. Munz 1951-7-27 16972 Tehama South base of South Yolla Bolly Mountains. 2073 Comment
  CDA19723  Fraxinus dipetala H. R. Leach 1950-5-7 s.n. Tehama Northern California; Tehama Winter Deer Ranch. 0 Comment
  JEPS105608  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek 780 Comment
  HSC16190  Fraxinus latifolia Larry Berti 1968-6-15 Tehama Bottom of Antelope Creek, 200 yds. above dam Comment
  CAS-BOT-BC212400  Fremontodendron californicum Keith Wagnon 1953-5-3 12649 Tehama Near 8 mi. post, logging road west of Paskenta Comment
  CAS-BOT-BC212401  Fremontodendron californicum Ella Dales Cantelow 1939-5-20 2693 Tehama 10.7 mi. W. of Mineral Comment
  CAS-BOT-BC212966  Fremontodendron californicum A. A. Heller 1937-6-25 16163 Tehama Top of the Ridge several miles east of Payn's Creek. Comment
  RSA21518  Fremontodendron californicum Carl B. Wolf 1937-5-16 8704 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CHSC9483  Fritillaria pluriflora D. C. Burns 1969-3-13 3 Tehama Sec. Rio de Los Molinos Rancho, 200 yds. E of Hwy. 99E, 100 yds. N of Deer Creek. 60 Comment
  CHSC101193  Fritillaria recurva L. P. Janeway 2009-3-28 9682 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
  CAS-BOT-BC508140  Fritillaria recurva A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  UCD139680  Fritillaria recurva Shawn Gleason 1974-4-29 2 Tehama 9.1 miles west of junction of Highway 35 and 89 on Highway 32, 20 feet from creek. 1100 Comment
  SEINET1910297  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-1 10370 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning 1890 Comment
  UC1221020  Galium ambiguum subsp. ambiguum Freed W. Hoffman 1949-7-19 3037 Tehama one mi w Regan Meadow Camp (w Tehama Co.); North Coast Ranges Comment
  CHSC105921  Galium ambiguum var. ambiguum B. Castro; L. P. Janeway 1999-8-23 1034 M Tehama High North Coast Ranges. Yolla-Bolly Wilderness, along road near Summit Trail, ca 0.4 mi S of jcn Tehama, Trinity, and Mendocino Co. lines. Near the 'Green Springs: location on topo map (but not associated with springs). 1828 Comment
  CHSC108074  Galium ambiguum var. ambiguum B. Castro; L. P. Janeway 2000-6-11 1291 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  CHSC48877  Galium ambiguum var. ambiguum Vernon Oswald 1986-6-18 2120 Tehama Round Valley Rd. (M4) between Log Springs Station and the road to Grindstone Creek. 1524 Comment
  CHSC79205  Galium ambiguum var. ambiguum L. P. Janeway 2000-6-29 6841 Tehama Northern High Sierra Nevada. Volcanic promontory on south edge of the top of Crystal Peak. 2110 Comment
  CHSC80685  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS102869  Galium ambiguum var. ambiguum Lowell Ahart 2001-6-8 8785 Tehama On the W side of road M2, ca 9 miles W of Paskenta. 792 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
  RSA90807  Galium andrewsii subsp. andrewsii Keith Wagnon 1953-5-3 12666 Tehama W of Paskenta along logging road. Comment
  CHSC48879  Galium aparine Vernon Oswald 1988-6-27 3527 Tehama Trail between Ides Cove Trailhead and 25N16 along the E side of the Yolla Bolly - Middle Eel Wilderness W of Paskenta. 2133 Comment
  CHSC55274  Galium aparine L. P. Janeway 1991-4-18 3900 Tehama Battle Creek Wildlife Area. Tablelands on south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC64558  Galium aparine Vernon Oswald; Lowell Ahart 1995-4-3 6595 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. On top of the basalt ridge crossing the NW corner of the reserve. 201 Comment
  JEPS107080  Galium bolanderi Barbara Ertter with James R. Shevock 1992-6-14 11145 Tehama Lanes Valley Road 2.3 mi s of Route 46 (Manton Road) ca 7 air mi nw of town of Paynes Creek. Comment
  JEPS52689  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4008 Tehama on White Rock rd. 0.3 mi from Hwy 36 (w of Harrison Gulch Ranger Station) 609 Comment
  RSA755692  Galium bolanderi Barbara Ertter, James R. Shevock 1992-6-14 11182 Tehama Ponderosa Way 6.5 miles south of Plum Creek Road ca. 9 air miles southeast of Paynes Creek (on Hwy 36), south of Middle Fork Antelope Creek. 1067 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
  CHSC82126  Galium grayanum var. grayanum L. P. Janeway 2001-7-29 7406 Tehama High Cascade Range. 4.8 km southeast of Turner Mountain, along Road 29N48 overlooking Mill Creek. 1736 Comment
  UC1211889 Image available Galium grayanum var. nanum F. Ehrendorfer 1959-7-19 5933 Tehama South Yollo Bolly Mt. North Coast Range; South Yollo Bolly Mt., North Coast Range, Tehama Co. 2346 Comment
  RSA105484  Galium grayanum var. nanum G. D. Barbe, Milo S. Baker 1955-7-16 1766 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC107253  Galium murale Lowell Ahart; John Dittes 2011-6-9 17464 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
  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
  CHSC77788  Galium parisiense B. Castro; L. P. Janeway 1999-6-21 Tehama About 22 air miles W of Red Bluff, vicinity S. Fork Cottonwood Creek and Long Gulch. 338 Comment
  SBBG119888  Galium trifidum L. Ahart 2006-9-9 13263 Tehama 150 yards E of Colby Crk, ca. 2m (air) SE of Colby Mtn, ca. 5 mi (air) NE of Butte Meadows Comment
  CHSC94577  Galium trifidum var. pacificum Lowell Ahart 2006-11-9 13263 Tehama Near a bog on the east side of the dirt road, about 150 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  UC1949137  Galium triflorum Barbara Ertter with Brad Olson 1991-7-4 10237 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  UC1043545  Garrya congdonii P. C. Everett and E. K. Balls 1954-10-16 20315 Tehama 7.6 mi sw Paskenta (on road to Covelo, about Mud Flat Campground) 701 Comment
  UC704289  Garrya congdonii Frank A. Pitelka 1943-6-15 206 Tehama 2 mi se Beegum 502 Comment
  UCD66727  Gastridium phleoides Milo S. Baker; H. K. Wagnon 1953-5-30 12680 Tehama West of Paskenta near 5 mi post. 243 Comment
  SEINET11688670  Gastridium phleoides Unknown 1982-1 665 Tehama The Nature Conservancy Vina Plains Preserve, ca 0.5 km S of Lassen Road 66 Comment
  CHSC90886  Gayophytum Niall McCarten; Roxanne Bittman 1986-6-15 5441 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  RSA90813  Gayophytum diffusum subsp. parviflorum Milo S. Baker, H. K. Wagnon 1953-7-11 12828 Tehama 1.9 miles above Whitlock Camp. 1372 Comment
  UC1949059  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1989-5-3 8442 Tehama Deer Creek Rd (Rt 32) at milepost 12.00; E side of Deer Creek ca 20 airmiles SW of Chester; on S-facing chaparral slope Comment
  CHSC63224  Gayophytum heterozygum Lowell Ahart 1994-7-24 7514 Tehama On the east side of Willow Creek, about 100 yards north of the dirt road, about 1 1/4 miles (air) north of Jonesville. 1615 Comment
  JEPS27545  Gayophytum heterozygum W. L. Jepson 1897-7-24 14439 Tehama South Yallo Balley Comment
  CHSC85017  Gayophytum humile John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 788 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains. North slope of Mt. Linn. On slope to the southeast of Square Lake. 2151 Comment
  UCD103297  Geranium carolinianum Leland Frey 1950-4-25 s.n. Tehama Red Bluff. Comment
  RSA90475  Gilia capitata Milo S. Baker 1953-4-26 12547 Tehama 5 mi W of Paskenta along Crane Lumber Co. road. 61 Comment
  RSA123782  Gilia sinistra subsp. pinnatisecta G. D. Barbe 1955-7-17 212 Tehama At Cold Springs Camp. 1890 Comment
  RSA756020  Gilia sinistra subsp. pinnatisecta Barbara Ertter, Brad Olson 1991-7-6 10392 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  SJSU11623  Gilia tricolor H. D. Baer 1960-4-14 Tehama c. 11 mi SE of Anderson 259 Comment
  JEPS97466  Gilia tricolor subsp. tricolor Vernon H. Oswald and L. Ahart 1995-3-19 6534 Tehama T29N R2W SW1/4 NW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  UC908995  Gilia tricolor subsp. tricolor L. Wohletz 1933-4-1 Tehama Los Molinos Los Molinos (foothill plains) Comment
  RSA125977  Githopsis diffusa subsp. robusta E. K. Balls 1957-5-24 22540 Tehama State Hwy. 36, 5.7 miles E of Tehama-Shasta County line. 427 Comment
  CHSC66012  Githopsis specularioides Vernon H. Oswald; Lowell Ahart 1996-4-15 7379 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Road. NW of Corning. Northwest side of Sacramento Valley. Growing on a large meander plain of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  JEPS11815  Githopsis specularioides W. L. Jepson 1899-4-25 Tehama Stiver's Ranch 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
  UC1618269  Githopsis specularioides Barbara Ertter 1991-5-18 9846 a Tehama Rosewood Ranch on Salt Creek ca. 17 airmi. w.-n.w. Red Bluff (ca. 0.5 mi. s. of Hwy. 36 along creek); Salt Creek, Rosewood Ranch 259 Comment
  SEINET10464590  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama Howard Wurlitzer Ranch, north side of Zimmershed Creek, about 2 air miles east of Meridaian Road, about 11 air miles north of Chico. T24N R1E SW 1/4 Sec 28 122 Comment
  CDA3378  Glinus lotoides L. Ahart 2002-11-5 10017 Tehama About 12 miles (air) northwest of Orland. East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake. Comment
  JEPS106247  Glyceria declinata Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11183 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  CHSC60476  Glyceria elata Mary Ann Showers 1992-6-26 2595 Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  HSC74976  Glyceria elata J. P. Smith, Thomas W. Nelson 1979-6-24 10192 Tehama Shasta-Trinity Natl. Forest, Post Creek 1220 Comment
  CAS-BOT-BC302590  Gnaphalium palustre John Thomas Howell 1960-8-18 s.n. Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  JEPS34005  Gnaphalium palustre W. L. Jepson 1927-6-25 12353 Tehama Pine Creek road station; dry bed of winter runlet 60 Comment
  CHSC94553  Goodyera oblongifolia Lowell Ahart 2006-9-9 13262 Tehama Near a bog, about 75 yards east of the dirt road, about 220 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CDA15433  Gratiola ebracteata G. F. Hrusa, J. Hart 1998-5-1 14437 Tehama Sacramento Valley; On ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. Comment
  CHSC54019  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1991-5-9 4560 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  CHSC65921  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-4-15 7376 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. 99 Comment
  CHSC66058  Gratiola heterosepala Vernon H. Oswald; Lowell Ahart 1996-5-6 7537 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Hog Lake Plateau. 263 Comment
  HSC68235  Grindelia hirsutula J. P. Smith, J. O. Sawyer 1971-5-22 4634 Tehama Immediately N of Jct. of California 36 and 99 Comment
  CHSC66556  Grindelia hirsutula var. davyi Vernon H. Oswald; Lowell Ahart 1996-7-8 7956 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of the stream crossing the NE corner of the parcel. 182 Comment
  UC1002631  Guillenia lasiophylla Milo S. Baker 1953-5-9 12596 a Tehama logging rd w Paskenta Comment
  CAS-BOT-BC123690  Hackelia amethystina Alice Eastwood; John Thomas Howell 1941-7-9 9720 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CAS-BOT-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-BC231134  Hackelia amethystina Milo S. Baker; H. K. Wagnon 1954-7-11 13011 Tehama Above Whitlock Camp in cutover and at Cold Spring Camp 1950 Comment
  CHSC90903  Hackelia amethystina Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5440 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  RSA90820  Hackelia amethystina Milo S. Baker, H. K. Wagnon 1953-7-12 12871 Tehama 5.3 miles beyond Whitlock Camp along County road. 1829 Comment
Read comments
Jun 19 2007
  SEINET5552968  Hackelia californica H. S. Gentry, S. Koch 1962-1 19778 Tehama 1.5 mi. E of junction of Routes 32 and 36. 1371 Comment
  UC171024  Hackelia californica Mrs. C. M. Wilder 1912-6-28 Tehama 3-Camp Deer Creek Comment
  CHSC44193  Hackelia micrantha Vernon Oswald 1988-7-12 3559 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  CAS-BOT-BC302448  Hazardia whitneyi var. discoidea P. A. Munz 1951-7-25 16840 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 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
  CHSC90876  Helenium bigelovii D. Isle 1995-6-20 209 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Camp (23N35A). 658 Comment
  CHSC89820  Helenium puberulum B. Castro; Shirley Innecken 2001-6-8 1263 Tehama Vicinity of Thomes Creek and Bennett Creek. At edges of perennial creek, in bottom of small canyon. 298 Comment
  JEPS94509  Helianthella californica subsp. nevadensis Vernon Oswald and Lowell Ahart 1997-7-7 8691 Tehama n of Tomhead Mountain (Forest Route 35 at its junction with Forest Road 27N06, near the ne corner of Yolla Bolly Middle Eel Wilderness); Yolla Bolly Middle Eel Wilderness, Forest Route 35 1066 Comment
  CHSC68931  Helianthella californica var. nevadensis Vernon Oswald; Lowell Ahart 1997-7-7 8691 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn., near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CAS-BOT-BC314820  Helianthella californica var. nevadensis Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-17 5346 Tehama About 20 miles north of Paskenta, Mendocino National Forest 1920 Comment
  CAS-BOT-BC314821  Helianthella californica var. nevadensis Milo S. Baker 1955-6-25 13061 Tehama Above Whittock Camp, Mendocino National Forest 1524 Comment
  RSA105454  Helianthella californica var. nevadensis M. S. Baker 1955-6-25 13061 Tehama Mendocino National Forest, above Whitock Camp, alt 5000ft 1524 Comment
  CAS-BOT-BC305585  Helianthus bolanderi H. M. Hall; E. B. Babcock 1903-7-1 4399 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon). Morgan Springs 1524 Comment
  SD211567  Heliotropium curassavicum Barbara Ertter 1991-5-18 9865 Tehama Rosewood Ranch, on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek. 213 Comment
  CHSC84616  Heliotropium europaeum Lowell Ahart; John Dittes 2003-9-17 10583 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  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
  UCD14588  Heliotropium europaeum Ronald S. Knight 1985-9-30 s.n. Tehama California, Tehama Co.; ca. 4 miles north of Los Molinos, on the corner of 3rd and Shasta Ave.; Comment
  RSA595741  Heliotropium europaeum L. C. Wheeler 1958-8-25 7443 Tehama 1.5 mi. south of Vina on Vina-Chico Road, en route to Corning. Comment
  SD113092  Heliotropium europaeum Darley F. Howe 1962-8-7 3414 Tehama 12.4 miles north of Corning, on Highway 99. 89 Comment
  UCD119461  Heliotropium europaeum Chandler Jensen 1958-9-11 115 Tehama Along US Hwy. 99E, southern city limits of Red Bluff. Comment
  CAS-BOT-BC313473  Hemizonella minima Doris Kildale Gillespie 1930-5-14 9394 Tehama Between Mineral and Paynes Creek Comment
  UC1299265  Hemizonella minima Freed W. Hoffman 1947-6-23 1634 Tehama Government Flat, w Tehama County Northern Coast Ranges, Government Flat 796 Comment
  CHSC115229  Hemizonia congesta subsp. clevelandii B. Castro; J. Nishida 2013-5-15 1995 Tehama Sacramento Valley. N of Elder Creek, ca 0.25 mi W of the town of Gerber. In disturbed open area W of the railroad tracks and E of the Tehama-Colusa Canal, 74 Comment
  CHSC77536  Hemizonia congesta subsp. clevelandii Heidi West; Julie Cunningham, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek. 350 Comment
  CHSC87847  Hemizonia congesta subsp. clevelandii Lowell Ahart 2004-6-11 11016 Tehama Along the switchbacks, along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 543 Comment
  JEPS118698  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). Newville 7.5' quad. Comment
  CHSC102452  Herniaria hirsuta var. hirsuta L. P. Janeway; B. Castro 2009-4-25 9766 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
  UCD133073  Hesperevax caulescens Beecher Crampton 1953-4-29 1153 Tehama 2 miles north of Vina, along US Highway 99E. Comment
  CAS-BOT-BC403814  Hesperocnide tenella Ira L. Wiggins 1925-3-26 1558 Tehama Above the gorge on Mill Creek Comment
  CHSC48599  Hesperolinon micranthum Vernon Oswald 1986-6-23 2149 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  CHSC86572  Hesperolinon micranthum L. P. Janeway 2003-6-14 7841 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing. 713 Comment
  HSC72220  Hesperolinon micranthum Thomas W. Nelson, Jane Nelson 1980-6-23 5867 Tehama Along Colyear Springs Rd. (FS Rd. 25N01), 1.6 mi. W of junction with Raglin Ridge Rd. (FS Rd. 25N05) 701 Comment
  CAS-BOT-BC167461  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama South-west of Paskenta on Covelo-Paskenta Road 3 m. within Mendocino National boundary and 0.5 m. below Mud Flat 609 Comment
  RSA151586  Hesperolinon tehamense H. L. Mason 1947-5-18 s.n. Tehama Paskenta Grade Comment
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Dec 30 2018
  SBBG122955  Hesperolinon tehamense B. Ertter, B. Olson 1991-7-4 10202 Tehama Toomes Camp Rd (USFS Rd 23N01), 7 mi W of Paskenta 609 Comment
  UC1212197  Hesperolinon tehamense Helen K. Sharsmith 1951-7-12 4026 Tehama county road to Ball Rock ca 0.4 mi without eastern boundary Mendocino National Forest (7.8 mi nw of Paskenta and 2 mi below junction with Eagle Peak road); Inner North Coast Ranges 914 Comment
  UC1212199  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama in V junction between Eagle Peak and Ball Rock roads (10.3 mi nw of Paskenta, 1.6 mi within national forest boundary); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  UC762272  Hesperolinon tehamense R. F. Hoover 1939-5-11 4101 Tehama foothills above Paskenta (on road to Covelo) Comment
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Dec 30 2018
  CHSC117168  Heterocodon rariflorum Lowell Ahart; John Dittes 2016-6-22 21043 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  JEPS115508  Heterocodon rariflorum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16311 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of L 1493 Comment
  RSA0075923  Heterotheca grandiflora John Dittes 2003-10-22 852 Tehama Undesignated section of Rio De Los Molinos Land Grant; Northern Sacramento Valley; ca. 18 air-miles south of Red Bluff, ca. 0.8 air-miles northeast of Tehama, ca. 0.3 air-mile east of the Sacramento River., Floodplain on south side of Mill Creek. 66 Comment
  CAS-BOT-BC311093  Heterotheca oregona var. rudis Alice Eastwood 1912-8-22 1925 Tehama Payne Creek, Lassen Butte Region 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
  UCSB12805  Heuchera micrantha Dearing, Hugh; Dearing, Margaret 1938-6-25 Tehama 7 mi. W. of Mineral Comment
  CAS-BOT-BC420918  Heuchera micrantha var. diversifolia Elmer I. Applegate 1927-6-19 5758 Tehama about 8 miles west of Mineral. Comment
  CAS-BOT-BC420438  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Tehama North slope of North Yolla Bolly Mt., line of Tehama-Trinity County 1981 Comment
  JEPS87527  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UC1609232  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UC1731954  Hieracium greenei Glenn Clifton 1990-7-12 21830 Tehama 1 mi n of Pony Buck Peak (along ridgeline and on Trinity county line, North Coast Ranges); North Coast Ranges 1630 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-BC312969  Hieracium triste George W. Gillett 1957-8-13 1058 Tehama Lassen Volcanic National Park. Brokeoff Mountain. 1/2-mile from Sulphur Works Checking Station on Brokeoff Trail 2133 Comment
  CDA2180  Holcus lanatus L. Ahart, J. Dittes 2003-6-11 10273 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
  CHSC88270  Holcus lanatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11188 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
  CHSC68962  Holodiscus discolor Vernon Oswald; Lowell Ahart 1997-7-7 8670 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06, 0.5 mi north of Tomhead Saddle. Near a large hillside seep. 1676 Comment
  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
  CHSC105927  Holodiscus discolor var. microphyllus B. Castro; L. P. Janeway 1999-8-23 1034 G Tehama High North Coast Ranges. Yolla bolly Wilderness, on ridge along E side of Summit Trail, ca 0.5 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 2017 Comment
  CHSC61702  Holodiscus microphyllus var. microphyllus Vernon H. Oswald; Lowell Ahart 1993-9-2 5895 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  CDA15422  Hordeum marinum subsp. gussoneanum G. F. Hrusa, J. Hart 1998-5-1 14439 Tehama Sacramento Valley; Uncommon in colonies on outer edges of vernal pools on ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. Annual. Comment
  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
  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
  JEPS2807 Image available Horkelia daucifolia var. indicta W. L. Jepson 1899-4-25 100 p Tehama Stiver's Ranch, hills of Crane Creek, Tehama Co. Comment
  CHSC48853  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-16 1585 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. Meadow. 1609 Comment
  JEPS47167  Horkelia fusca subsp. tenella Joseph W. Grinnell 1927-6-16 Tehama near Mineral; Battle Creek Meadow 1524 Comment
  JEPS96959  Horkelia fusca subsp. tenella Dean W. Taylor 1997-6-25 16091 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  CAS-BOT-BC143987  Horkelia fusca var. tenella Alice Eastwood 1912-8-22 1880 Tehama Morgans Springs, Lassen Butte region 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
  RSA719180  Horkelia tridentata L. Ahart 2006-7-19 13021 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  SD43466  Horkelia tridentata Philip A. Munz 1947-5-18 11857 Tehama 12 miles east of Mineral on Highway 36. 1584 Comment
  CAS-BOT-BC537972  Horkelia tridentata var. flavescens A. A. Heller 1928-5-30 14576 Tehama At Mineral in the yellow pine belt. 1524 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
  CHSC108078  Hosackia crassifolia var. crassifolia B. Castro; L. P. Janeway 2000-6-11 1290 Tehama High North Coast Ranges. NE-facing slope just N of Raglin Ridge Rd, near spring 0.15-0.2 mi down road from Twin Springs; near the top of Raglin Ridge. 1207 Comment
  SD43487  Hydrophyllum capitatum Philip A. Munz 1947-5-18 4387 Tehama 12 mi E of Mineral on Hwy 36 1584 Comment
  CHSC60360  Hydrophyllum occidentale Mary Ann Showers 1992-6-26 2589 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 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
  SBBG25920  Hypericum anagalloides D. Myrick 1966-8-6 1460 Tehama South Yolla Bolly Mtn 2133 Comment
  HSC93192  Hypericum anagalloides Vernon H. Oswald, L. Ahart 1996-9-4 8249 Tehama Cascade Range Foothills, BLM parcel along Hwy. 36, NE of Red Bluff 183 Comment
  RSA699704  Hypericum androsaemum L. Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama 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 Ponderrosa Way (FR 29N29), abouth 26 miles east of Red Bluff. 655 Comment
  CHSC105501  Hypericum perforatum Lowell Ahart; John Dittes 2010-7-17 16874 Tehama On dry rocky soil, near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 819 Comment
  JEPS117350  Hypericum perforatum Lowell Ahart, John Dittes 2010-7-17 16874 Tehama On dry rocky soil, near the fence, about 100 yards southeast of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 819 Comment
  CHSC117647  Hypericum perforatum subsp. perforatum Lowell Ahart; John Dittes 2016-8-25 21300 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC40521  Hypochaeris glabra Pauleen Broyles 1982-5-12 571 Tehama The Nature Conservancy Vina Plains Preserve. Near irrigation ditch. 60 Comment
  CHSC64386  Idahoa scapigera Vernon H. Oswald; Lowell Ahart 1995-3-6 6505 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. Just e of Pool 20 (Orcuttia pool). 219 Comment
  JEPS88470  Idahoa scapigera Vernon H. Oswald and Lowell Ahart 1996-3-6 7224 Tehama ca. 1.5 mi. w.-s.w. of parking lot at Hog Lake Plateau (BLM parcel, near Jeep Trail running along the n. side of a ridge); Cascade Range Foothills, Hog Lake Plateau 237 Comment
  CAS-BOT-BC274066  Imperata brevifolia J. D. Jokerst; H. Wurlitzer 1984-3-18 1943 Tehama South exposure, area identified as spring on USGS topographic maps, T24N, R1E, SE1/4 of NW1/4 Section 35 304 Comment
  RSA105384  Ipomopsis aggregata subsp. formosissima G. D. Barbe 1955-8-4 350 Tehama 1/2 mile N of Big Flat. 1524 Comment
  SEINET10567646  Iris David B. Dunn, Billy Joe Cox 1971-6-10 Dunn 17963 Tehama 13 miles w of mineral on calif. Hwy. 36; On 60 degrees e-facing slope Comment
  HSC75402  Iris macrosiphon J. O. Sawyer 1980-6-20 3568 Tehama S Fork of Cottonwood Creek Trail near Sulpher Spring 1067 Comment
  CHSC4067  Isoetes howellii J. Wheeler 1967-4-23 12 Tehama On the W side of Paskenta Rd. about 0.2 mile south of the intersection of Paskenta Rd. and Live Oak Rd. 91 Comment
  JEPS89842  Isoetes howellii Dean W. Taylor 1990-5-9 11686 Tehama ca. 300 meters n. of creek along right-of-way electrical transmission lines (PG & E Pit-Vaca line) Stony Creek; Sacramento Valley, Black butte Dam 7 1/2 Quad., Stony Creek 112 Comment
  CHSC64493  Isoetes nuttallii Vernon H. Oswald; Lowell Ahart 1995-4-3 6563 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 216 Comment
  SBBG119784  Isoetes nuttallii L. Ahart 2004-4-29 10782 Tehama ca. 10 yards W of the Nomalaki Trail, ca. 0.5 mi NW of Bowers Crk, ca. 1.25 mi NW of USFS Rd 23N69 (Mud Flat Rd), ca. 7 air mi SW of Paskenta 571 Comment
  CHSC65083  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1995-7-31 7154 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd, (A6) ca. 1 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff. 213 Comment
  CHSC80100  Juncus acuminatus L. P. Janeway 2000-5-16 6732 Tehama Vicinity of Rice Creek, west of Hwy I-5. 85 Comment
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  SBBG128238  Juncus brachyphyllus L. Ahart 2010-7-17 16884 Tehama N side of Ponderosa Way, ca. 1910 feet S of Bluff Springs, 4.1 mi (air) SE of Manton, 2.8 mi (air) N of Hwy 36 768 Comment
  CDA39205  Juncus bufonius G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2668 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  JEPS97495  Juncus bufonius var. bufonius Vernon H. Oswald and Lowell Ahart 1995-4-10 6633 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36; along the edge of Inks Creek Rdl betw. Manton Rd. and Dales Lake); Cascade Range Foothills, Plants of Dales Lake Ecological Res 213 Comment
  CHSC44296  Juncus bufonius var. congestus V. Oswald; L. Ahart 1988-5-21 3334 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC94389  Juncus bufonius var. occidentalis Lowell Ahart 2006-7-19 13015 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  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
  CHSC113792  Juncus covillei Peter F. Zika 2012-7-13 25975 Tehama Sheep Trail Ridge, FS Road 27N06, 2.1 road miles below summit, on NE slope of Tomhead Mountain, Yolla Bolly Mountains. North Coast Range Highlands (NCoRH) 1675 Comment
  CHSC105522  Juncus effusus subsp. pacificus Lowell Ahart; John Dittes 2010-7-17 16864 Tehama On damp red soil, seep, about 20 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  UC1618220  Juncus ensifolius Barbara Ertter, Brad Olson 1991-7-4 10282 Tehama Ball Rock/Toomes Camp Rd. (M2) 0.6 mi n Trough Ridge jct. (19.4 mi from Paskenta, ca 3.5 mi s of Ball Rock ca 28 air mi w of Corning) 1524 Comment
  JEPS95408  Juncus howellii Lowell Ahart 1994-7-24 7520 Tehama about 1 1/2 air miles N of Jonesville (sides of Willow Creek, about 1/4 mi N of the dirt road; Yellow Pine Forest); ; <coords. cont.: SE 1/4> 1645 Comment
  JEPS100399  Juncus leiospermus var. leiospermus Dean W. Taylor 1995-5-9 14893 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS99014  Juncus leiospermus var. leiospermus Carol W. Witham 1993-5-5 467 Tehama 4 air mi WSW of Corning; 0.8 air mi S of Chittenden Road under power transmission towers 106 Comment
  UC1019532  Juncus mertensianus Louise Kellogg 1952-7-11 19 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest, Boswell Ridge 2133 Comment
  CHSC60460  Juncus nevadensis Mary Ann Showers 1992-6-26 2596 b Tehama Lassen Volcanic National Park. At edge of right bank of West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC65073  Juncus tenuis Vernon H. Oswald; Lowell Ahart 1995-7-17 7078 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. S side of Inks Creek Rd. on the edge of pools in the southern cluster (collected in Pool 7). 213 Comment
  SEINET11787695  Juncus uncialis Unknown 1982-1 886 Tehama Nature Conservancy Vina Plains Preserve 60 Comment
  CDA39255  Juncus usitatus Barbara Ertter 2003-7-2 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca. 20-22 airmiles northeast of Red Bluff. Comment
  CHSC79382  Juncus xiphioides B. Castro; C. Warren 2000-4-13 1075 Tehama Vicinity of Orland, W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  CHSC80485  Juncus xiphioides Caroline Warren; Julie Cunningham, Heidi West 1998-5-14 Tehama Vicinity of upper North Fork Stony Creek. 243 Comment
  CAS-BOT-BC85359  Juniperus californica Elmer I. Applegate 1932-4-13 7044 Tehama Between Rosewood and Begum, northwestern Tehama County. Foothills of the Yollo Bolly Mountains. Comment
  CHSC102327  Juniperus californica L. P. Janeway; B. Castro 2009-4-25 9751 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
  JEPS48346  Juniperus californica W. L. Jepson 1927-6-19 12258 Tehama Tuscan Buttes Comment
  JEPS76632  Juniperus californica L. R. Heckard 1972-6-18 2994 Tehama edge of, s of Mt. Tedoc Wells Creek 914 Comment
  NY21049  Juniperus californica A. A. Heller 15844 Tehama E of Red Bluff, along State Hwy 36, 5 mi E of jct with US Hwy 99E. Comment
  RSA592732  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama Half way between Red Bluff and Dales. Comment
  UC596019  Juniperus californica R. F. Hoover 1938-8-2 3723 Tehama hills above Paskenta (on road to Covelo) Comment
  UCR164304  Juniperus californica Maile Neel 2000-4-29 H- 3 Tehama Hwy 36 along Paynes Creek at Palmer Gulch, 2.5 miles west of Dales (intersection of Manton Rd., A6), 1.5 miles east of the Bureau of Land Management Hog Lake Plateau vernal pools, c. 9 miles east of Hwys 36 and 99 intersection 300 Comment
  CAS-BOT-BC85356  Juniperus californica C. Hart Merriam s.n. Tehama Sierra foothills, east of Bloody Road, Sacramento River Comment
  RSA21575  Keckiella breviflora subsp. glabrisepala Carl B. Wolf 1937-9-5 9294 Tehama Northern Sierra Nevada foothills, 2 mi below Payne Creek P.O. 305 Comment
  JEPS17581  Keckiella corymbosa Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5353 Tehama 1.3 mi w (by road) Paskenta (on ridge between Digger Creek and Mill Creek, along broad lumber-truck road, w Tehama County); Mendocino National Forest 1097 Comment
  RSA33143  Keckiella lemmonii A. A. Heller 1937-7-21 15934 Tehama Along the Deer Creek Road between Lomo and the first crossing of Deer Creek. Comment
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Jul 5 2013
  HSC89835  Kickxia elatine Barbara Ertter, Elizabeth Neese, Laura Fujii, Dawn Espindola 1989-10-21 8887 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CHSC66877  Lactuca saligna Vernon H. Oswald; Lowell Ahart 1996-9-4 8251 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream. 182 Comment
  CHSC66558  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1996-7-8 7954 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Collected on the banks of an intermittent stream crossing the NE corner of the parcel. 182 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
  CAS-BOT-BC341374  Lagophylla glandulosa David D. Keck 1932-7-7 1725 Tehama Red Bluff, at south city limits 95 Comment
  CAS-BOT-BC341384  Lagophylla glandulosa H. M. Hall 1920-7-12 11000 Tehama Near Corning, Sacramento Valley (4 mi. s.) Comment
  JEPS75354  Lagophylla glandulosa Todd and Virginia Keeler-Wolf 1975-8-25 657 Tehama ca. 1/2 mi se of Patton Mills on Toomes Camp Rd.; Yolla Bolly Mts. 853 Comment
  RSA151743  Lagophylla glandulosa R. C. Bacigalupi, G. Bacigalupi, J. R. Sweeney 1953-8-29 4339 Tehama Rolling plain on floor of the Sacramento Valley, 1.5 miles east of Corning, on road to Vina 91 Comment
  JEPS19935  Lagophylla minor W. L. Jepson 1899-4-25 Tehama Stivers' Ranch, w Tehama County 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
  CHSC110420  Lagophylla ramosissima subsp. ramosissima David Isle; Rhonda Isle, 2011-1-19 1948 Tehama On s edge of Black Butte Road about 2 mi NE of jct. with Newville Rd (about 1/3 way between Newville and Corning). Comment
  CHSC57347  Lasthenia californica S. R. Mitchelson 1987-4-16 17 Tehama Ca 75 m e of Hog Lake, Hwy 36, 16.5 km ne of Red Bluff, 3.2 km nw of Tuscan Buttes, 5.6 km s of Dales. 262 Comment
  CHSC8119  Lasthenia californica K. Henegar 1969-4-3 90 Tehama 1 m n on Meredian after junction with 99 E. Comment
  HSC68178  Lasthenia californica J. P. Smith 1972-3-23 5100 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  JEPS10161  Lasthenia californica subsp. californica W. L. Jepson 1899-4-29 Tehama Manzanita Flat Manzanita Flat (situated about 14 mi w and a little n of Red Bluff, on the watershed of the South Fork of Cottonwood Creek...) Comment
  CHSC102241  Lasthenia gracilis L. P. Janeway; B. Castro 2009-4-25 9771 Tehama Cascade Range Foothills. Tehama Wildlife Area; north-facing slope along Powerline Road just southwest of Little Antelope Creek. 575 Comment
  HSC1830  Lasthenia gracilis Larry Berti 1969-3-15 18 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  RSA202275  Lasthenia platycarpha Francia Chisaki 1958-4-1 1112 Tehama 11 miles W of Corning on road from Flournay to Corning. Comment
  CHSC115231  Lathyrus angulatus B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2037 Tehama Sacramento Valley. Ca. 6.5 air mi NW of Red Bluff, in channel of Blue Tent Creeek, ca 3.7 miNW of where creek crosses under Interstate-5. Ca 200 ft E of Hooker/McCoy Rd crossing. 147 Comment
  CHSC96657  Lathyrus angulatus Lowell Ahart 2007-5-8 13737 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
  JEPS55345  Lathyrus nevadensis var. nevadensis W. L. Jepson 1927-6-21 12266 Tehama Mineral Battle Creek Meadow 1524 Comment
  CAS-BOT-BC213276  Lathyrus sulphureus Alice Eastwood; John Thomas Howell 1941-7-9 9736 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC31106  Layia fremontii W. F. Babb 1980-4-5 3 Tehama In field at 240 McLane Ave., Corning. 100 Comment
  CHSC55475  Layia fremontii Vivian L. Long 1991-3-12 7 Tehama Ca. 200 m e Hog Lake, next to road. 270 Comment
  JEPS66637  Ledum glandulosum J. W. Grinnell 1925-7-14 Tehama Mineral Comment
  UC1543714  Ledum glandulosum Harold and Virginia Bailey 1948-8-28 3061 a Tehama Lassen Volcanic National Park, Sulphur Works Sulphur Works; Lassen Volcanic National Park, Sulphur Works 2133 Comment
  CHSC64703  Legenere limosa Vernon H. Oswald; Lowell Ahart 1995-5-16 6739 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Common in shallow water on se edge of Dales Lake. 213 Comment
  JEPS96538  Legenere limosa Dean W. Taylor 1993-5-14 13439 Tehama Dales Lake (along Manton Road A6 ca. 1 mi N of Dales on Hwy. 36), at the south end of the lake along Inks Creek Ranch road 213 Comment
  CHSC102650  Lemna minuta Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16341 Tehama In a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. 1493 Comment
  CHSC75320  Lemna minuta Vernon H. Oswald; Lowell Ahart 1999-4-21 9714 Tehama McClure Place on the High Trestle-McClure Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. On a meadow at the homestead. 609 Comment
  UC1101285  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-7-22 1079 Tehama sw of Chester (Highway 32 just s of Highway 36, Deer Creek); Deer Creek Comment
  CHSC77321  Lepidium chalepense L. P. Janeway; B. Castro 1999-5-12 6422 A Tehama Vicinity of North Fork Stony Creek and Newville. 192 Comment
  CHSC77756  Lepidium chalepense B. Castro; L. P. Janeway 1999-5-12 935 Tehama About 21 air miles NW of Orland, vicinity of Newville. Near bank of N Fork Stony Ck. 195 Comment
  CHSC77758  Lepidium latipes var. latipes B. Castro; L. P. Janeway 1999-5-5 923 Tehama About 26 air miles NW of Orland, vicinity of Rocky Ridge and Thomes Creek. Near Round Valley Rd. 268 Comment
  CDA16180  Lepidium nitidum G. F. Hrusa, J. Hart 1999-4-29 15033 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 137 Comment
  CHSC4045  Lepidium nitidum D. F. Johnson 1967-3-9 2 Tehama Ca. 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC40701  Lepidium nitidum Pauleen Broyles 1982-3-23 342 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC62642  Lepidium nitidum var. nitidum Vernon H. Oswald; Lowell Ahart 1994-3-8 5971 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake. On roadside banks. 161 Comment
  JEPS88480  Lepidium nitidum var. nitidum Vernon H. Oswald 1996-3-20 7239 Tehama Northwest side of Sacramento Valley. Approximate center of the parcel 0.6 m S of Gyle Road, 0.5 mi E of the dirt lane along the W side of the parcel. Comment
  CHSC117372  Lepidium strictum Richard R. Halse 2015-3-21 9328 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  CHSC41045  Leptochloa fusca subsp. fascicularis Pauleen Broyles 1982-6-24 831 Tehama The Nature Conservancy Vina Plains Preserve. Bank above irrigation ditch near Lassen Road. 70 Comment
  CHSC102321  Leptosiphon bicolor L. P. Janeway 2009-4-4 9716 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  CHSC102357  Leptosiphon bolanderi L. P. Janeway 2009-3-28 9656 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
  CHSC86834  Leptosiphon bolanderi Jenny Marr; Heidi West, Caroline Warren 1998-6-15 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 289 Comment
  CHSC102236  Leptosiphon ciliatus L. P. Janeway; B. Castro 2009-4-25 9755 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  UCD80633  Leptosiphon ciliatus CNPS SN Foothill Team 2005-5-17 SNNR 0195 c Tehama TNC, Dye Creek Preserve. 235 Comment
  CHSC115809  Leptosiphon harknessii Lowell Ahart; John Dittes 2015-8-5 20464 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC79794  Leptosiphon parviflorus Todd Bouchier; Kathleen Gifford, Cameron Williams 1999-4-17 15 Tehama Beegum Gorge, south side of Highway 36 along road edge. 429 Comment
  CAS-BOT-BC225664  Leptosiphon rattanii Alice Eastwood; John Thomas Howell 1941-7-9 9724 Tehama Log Spring Ridge between Log Spring and Govermnet Flat Comment
  HSC75341  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3562 Tehama Humboldt Trail E of Low Gap 1829 Comment
  HSC75386  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3453 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  UC703023  Leptosiphon rattanii Alice Eastwood and John Thomas Howell 1941-7-9 9724 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  RSA66631  Lesquerella occidentalis P. A. Munz 1951-7-26 16925 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  UC1177922  Lessingia leptoclada Gene B. Newcomb and Francia Chisaki 1958-6-20 1144 Tehama near entrance of cut-off to Inskip Look-out ((the cut-off on road leading northward out of Paynes Creek to Inskip Power House)); Lassen National Forest Comment
  JEPS87027  Lessingia nana Dean W. Taylor 1991-8-13 12270 Tehama ca. 4.5 mi wnw Corning; Henleyville Quad., Sacramento Valley 112 Comment
  CHSC102238  Lessingia nemaclada L. P. Janeway 2009-4-21 9806 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 3.5 road km south of Hogback Road; upper slope of an un-named short tributary (from the north) into Antelope Creek. 649 Comment
  JEPS94591  Lessingia nemaclada Vernon Oswald and Lowell Ahart 1997-7-7 8676 Tehama Tomhead Mtn. Yolla Bolly-Middle Eel Wilderness (Lookout, near ne corner of Wilderness) 2057 Comment
  SEINET11262186  Lessingia nemaclada Robert L. Johnson, Mikel R. Stevens 2015-7-10 3947 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  RSA120849  Lessingia nemaclada H. K. Wagnon 1957-7-27 1657 Tehama Trinity County 1.5 miles S of Trinity Center near S Creek. 1524 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
  SEINET11810784  Lessingia nemaclada Unknown 1960-1 622 Tehama 0.7 mi N of Paynes Creek on South Lanes Valley Road, NE of Red Bluff Comment
  UC2016530  Lessingia nemaclada Richard Olmstead 1983-7-3 417 Tehama Dry, open hillside next to Highway 32, ca. 2 miles south of Potato Patch Campground, 7 miles north of Butte Meadows. Comment
  UCD134090  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 miles west of Mineral. 1219 Comment
  JEPS96009  Lessingia virgata Vernon H. Oswald and Lowell Ahart 1996-7-8 7986 Tehama BLM parcel along Hwy 36 ne Red Bluff (on s side of gravel road 1.4 mi w of parking lot on Hwy 36 (0.4 mi w of the power line crossing the gravel road)); Cascade Range Foothills, Hog Lake Plateau 249 Comment
  UC87986  Lessingia virgata T. S. Brandegee 1892-9-20 Tehama Red Bluff Comment
  UC2042872  Leucanthemum vulgare Barbara Ertter 1989-7-4 8696 Tehama 1.4 mi E of Mineral on Highway 36 at Conard Grove LP, upper edge of Battle Creek Meadows along Nanny Creek. Comment
  SEINET10846322  Leucanthemum vulgare David B. Dunn 1971-8-15 Dunn 18167 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  CAS-BOT-BC436027  Ligusticum grayi Alice Eastwood 1912-8-22 1897 Tehama Lassen Butte Region: Battle Creek meadows Comment
  LA22068  Lilium pardalinum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  LA22089  Lilium washingtonianum Carl Epling; William Robison 1935-7-16 sn Tehama near Mineral Comment
  SEINET3991756  Lilium washingtonianum Unknown 1963-7-27 Tehama Along Hwy 36, 5 to 10 miles east of junction with Hwy 89. 1219 Comment
  SEINET4399746  Limnanthes Leila M. Shultz 1990-5-5 11333 Tehama North Coast Ranges; Mendocino Forest 305 Comment
  CHSC40848  Limnanthes douglasii subsp. rosea Pauleen Broyles 1982-3-3 317 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC64356  Limnanthes douglasii subsp. rosea Vernon H. Oswald; Lowell Ahart 1995-3-19 6536 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. Just s of Inks Creek Rd. and w of Manton Rd. 213 Comment
  SJSU10804  Limnanthes douglasii subsp. rosea J. E. Gaumer 1964-3-27 60 Tehama Antelope Cr near Red Bluff Comment
  UCD18759  Limnanthes douglasii subsp. rosea Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 52 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CHSC12749  Limnanthes floccosa subsp. floccosa L. V. Ritter 1969-4-19 188 Tehama Ca. 5 mi. ne of Red Bluff, ca 100 yds. s of Highway 36. 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
  JEPS127134  Limnobium spongia Lowell Ahart, John Dittes 2016-8-25 21310 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  JEPS105870  Linanthus bicolor Lowell Ahart 2004-4-29 10801 Tehama On E side of an unnamed lake, W of the Nomalaki Trail, ca. 3/4 mi by trail NW of Dead Rabbit Lake, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 564 Comment
  CHSC83383  Linanthus dichotomus L. P. Janeway; Shirley Innecken 2002-3-14 7443 Tehama Inner North Coast Ranges. Vicinity of Williams Butte and Thomes Creek. 304 Comment
  CHSC83389  Linanthus dichotomus L. P. Janeway; Shirley Innecken 2002-3-5 7433 Tehama Inner North Coast Ranges. Vicinity of Williams Butte, Round Valley Road, and Thomes Creek. 335 Comment
  HSC95759  Linanthus dichotomus A. Hove, A. Poteet, C. Sanville 1999-4-17 22 Tehama Hwy. 36 Comment
  CDA40104  Linanthus dichotomus subsp. meridianus Vernon H. Oswald & Lowell Ahart 1998-4-27 8980 Tehama Vestal Road at ATT fiber optics cable post 8/113, 0.1 miles south of Highway 36 between Red Bluff and Platina. Comment
  UC908699  Linanthus latisectus L. V. Compton 1930-5-20 Tehama Circle S Ranch Comment
  RSA0004840  Linanthus nuttallii subsp. howellii Thomas W. Nelson, Jane P. Nelson 1983-11-1 7438 Tehama Along Forest Service road 27N12. 3 miles from junction with road 27N13. 1677 Comment
  CHSC45351  Linanthus pungens Vernon Oswald 1986-7-24 2229 Tehama Brokeoff Mountain Trail, Lassen Volcanic National Park. 2682 Comment
  SEINET7067158  Linanthus pygmaeus A. G. Vestal 1947-5-1 s.n. Tehama About 10.8 miles west of Mineral on Route 36. Coordinate datum: NAD27. Comment
  CDA6348  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17613 Tehama House opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  UCD32624  Linum Beecher Crampton 1954-6-16 1996 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  JEPS66551  Lipocarpha aristulata L. R. Heckard and P. Rubtzoff 1971-7-31 2675 Tehama land-locked lagoon off the Sacramento R. just n.e. Red Bluff Comment
  JEPS104236  Lipocarpha micrantha Lowell Ahart 2003-9-17 10602 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS88468  Lithophragma parviflorum var. trifoliatum Vernon H. Oswald and Lowell Ahart 1996-4-23 7434 Tehama BLM parcel along Hwy 36 ne of Red Bluff (n-facing slope of Paynes Creek Canyon near the power line and n end of Jeep Trail, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills 167 Comment
  CHSC41054  Lolium multiflorum Pauleen Broyles 1982-4-8 378 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC59663  Lomatium caruifolium var. denticulatum Joseph M. DiTomaso 1976-3-28 373 Tehama 1 1/2 miles north of Butte County line on Highway 99. Comment
  CHSC64497  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1995-4-3 6565 Tehama Cascade Range Foothills. Dales Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station Hwy. 36, ca. 14 mi ne of Red Bluff. Common in upland along the unimproved road w of the airstrip (w of the Old Hwy. Pool.) 216 Comment
  CHSC65714  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1996-4-3 7286 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  UC875116  Lomatium caruifolium var. denticulatum A. A. Heller 1916-4-20 12336 Tehama 3 mi. n. Red Bluff Comment
  UCR236874  Lomatium caruifolium var. denticulatum Barbara Ertter 1991-5-18 9834 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  UCD150875  Lomatium caruifolium var. denticulatum Joseph M. DiTomaso 1976-3-28 373 Tehama 1.5 miles north of Butte County line on Highway 99. Comment
  JEPS17048  Lomatium dasycarpum subsp. tomentosum W. L. Jepson 1899-4-25 14293 Tehama bed of Crane Creek, Stiver's Ranch western Tehama Co., Stiver's Ranch, Crane Creek Comment
  JEPS17046  Lomatium dasycarpum subsp. tomentosum W. L. Jepson 1899-4-25 14292 Tehama Dibble Creek rd. Comment
  RSA592518  Lomatium dasycarpum subsp. tomentosum S. O. Mattoon 1970-4-12 5 Tehama Highway 36, 11.5 miles west of I-5 at Redbluff Coast Range Mountains 305 Comment
  UC703131  Lomatium macrocarpum Alice Eastwood and John Thomas Howell 1941-7-9 9824 Tehama near Government Flat Comment
  OBI55145  Lomatium marginatum Lincoln Constance & Herbert L. Mason, J. F. Davidson & J. M. Tucker 1947-5-18 3203 Tehama Inner coast Ranges near Bennett Spring 762 Comment
  RSA90527  Lomatium marginatum Milo S. Baker 1937-5-15 8653 Tehama Highway 36, a few miles NE of Red Bluff on old road Comment
  HSC83416  Lomatium marginatum var. marginatum J. M. DiTomaso 1976-3-28 373 Tehama 1 1/2 mi. N of Butte County line on Hwy. 99 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
  CHSC75245  Lomatium marginatum var. purpureum Vernon H. Oswald; Lowell Ahart 1999-4-12 9698 Tehama High Trestle-McClure Place Trail starting on Hogsback Road ca. 0.5 mi northeast of Finley Lake. 777 Comment
  CDA38453  Lomatium utriculatum L. P. Janeway, B. Castro 2000-4-21 6675 Tehama High Cascade Range; North side of Mill Creek, at Black Rock Campground, 0.3 km west of Black Rock and Ponderosa Way. Comment
  JEPS12241  Lomatium utriculatum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (along Paskenta-Covelo rd.) Comment
  SEINET10543635  Lotus David B. Dunn 1971-8-15 Dunn 18178 Tehama 22 mi eof jct of hwy 36 and hwy 99 on 36 in digger pine and yellow pine road to Lassen natl park. Comment
  SEINET741789  Lotus M. F. Wojciechowski, K. P. Steele 2000-7-1 954 Tehama South of Lassen Volcanic National Park area, roadside (south side) of CA highway 36 just northwest (<1 mi) from junction with Wilson Lake Road 1585 Comment
  SEINET741790  Lotus M. F. Wojciechowski, K. P. Steele 2000-7-1 955 Tehama South of Lassen Volcanic National Park area, roadside on Wilson Lake Road, ca. 1.5 mi east of junction with CA highway 36 1585 Comment
  CHSC81264  Lotus corniculatus Caroline Warren; Heidi West 1999-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 316 Comment
  CDA16177  Lotus humistratus G. F. Hrusa, J. Hart 1999-4-29 15030 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  JEPS94343  Lotus humistratus Vernon H. Oswald and Lowell Ahart 1997-5-14 8427 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (5.7 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 981 Comment
  RSA21495  Lotus humistratus Carl B. Wolf 1937-5-15 8677 Tehama 2 mi. below mud flat on Paskenta - Covelo Road. 457 Comment
  JEPS97224  Lotus micranthus Vernon H. Oswald and L. Ahart 1995-4-25 6681 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
  JEPS94491  Lotus oblongifolius var. oblongifolius Vernon Oswald and Lowell Ahart 1997-7-7 8705 Tehama Forest Route 35 at Slide Creek near the ne corner of Yolla Bolly Middle Eel Wilderness Slide Creek; Yolla Bolly Middle Eel Wilderness, Slide Creek 1188 Comment
  UC54367  Lotus oblongifolius var. oblongifolius H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4345 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 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
  RSA794946  Lotus purshianus var. purshianus L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16314 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
  UC727116  Lotus purshianus var. purshianus A. A. Heller 1937-7-21 16167 Tehama several mi w first crossing of Deer Creek (along Deer Creek Highway) Comment
  SEINET10544017  Lupinus albicaulis subsp. shastensis Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-7 Conrad 7068 A Tehama Bald ridge of grass and rock, 0.5 mile n of Mendocino Pass on road to Anthony Peak 1524 Comment
  CAS-BOT-BC198420  Lupinus albifrons var. albifrons Carl B. Wolf 1937-5-15 8680 Tehama Inner North Coast Range, Mud Flat on Paskenta-Covelo Road 609 Comment
  CHSC105852  Lupinus albifrons var. albifrons B. Castro; L. P. Janeway 2000-4-21 1084 Tehama High Cascade Range. North side of Mill Creek 1.3 mi east of Black Rock and Ponderosa Way. 716 Comment
  SD64417  Lupinus albifrons var. albifrons Darley F. Howe 1966-6-11 Tehama Ridge between Mendocino & Tehama Cos., 6 miles south of Government Flat. 1615 Comment
  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
  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
  JEPS64956  Lupinus arbustus Jos. Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  CHSC64529  Lupinus bicolor Vernon H. Oswald; Lowell Ahart 1995-4-3 6583 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two intermittent streams converging at the w boundary on the s edge of the basalt ridge crossing the nw corner of the reserve. 201 Comment
  UC1586609  Lupinus bicolor Vernon H. Oswald and Lowell Ahart 1991-5-9 4573 Tehama located ca. 1.5 mi ne (over the Sacramento River) Bend Bridge (ca. 6.5 mi nne of Red Bluff, on the flood plain of the Sacramento River at Perry Riffle); Paynes Creek Recreation Area 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
  RSA437369  Lupinus bicolor subsp. bicolor Aaron Liston, M. Blumler 1987-4-24 654 -18 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  RSA32923  Lupinus bicolor subsp. tridentatus A. A. Heller 1929-5-2 14854 Tehama Olive Orchard Golf Links. 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
  SEINET11071965 Image available Lupinus latifolius J. M. Tucker 1959-7-19 3575 Tehama Square lake; upper south side of South Yolla Bolly Mountain 2118 Comment
  JEPS118715  Lupinus luteolus B. Castro and L. P. Janeway 1999-8-23 1034 N Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 0.6 mi ENE of jcn Tehama, Trinity, and Mendocino Co lines, and 0.6 mi NE of the Green Springs location on topo map. Along road going NE from Green Springs, near its junction with USFS Route M2. Buck Rock 7.5' quad. Comment
  UCD21111  Lupinus nanus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 287 Tehama Inks Creek Ranch site. Comment
  RSA261439  Lupinus obtusilobus J. M. Tucker, L. K. Mann, A. O. Tucker 1959-7-19 3553 Tehama Ridge top ca. 1/2 mile east of summit of South Yolla Bolly Mountain. 2287 Comment
  UC1072712  Lupinus obtusilobus Douglas Barbe 1955-7-16 200 Tehama e ridge leading to South Yolla Bolly summit (west Tehama Co.); South Yolla Bolly, Mt. Linn 2316 Comment
  JEPS88417  Lupinus pachylobus Vernon H. Oswald and Lowell Ahart 1996-4-8 7327 Tehama BLM parcel along Hwy 36 ne of Red Bluff (e side of Paynes Creek n of its mouth on the Sacramento River, Cascade Range Foothills); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  HSC89692  Lupinus pachylobus William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Hwy. 36 E of Red Bluff, just E of Rd. marker 47 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
  CHSC64707  Lupinus succulentus Vernon H. Oswald 1995-5-22 6744 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in gravel on the edge of Inks Creek Rd. 213 Comment
  CHSC937  Lupinus succulentus A. Koopman 1929-4-16 Tehama Railroad track at Vina. 76 Comment
  UCD109630  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama on U.S. Highway 99W, 1.4 miles south of Sacramento River, Red Bluff. Comment
  RSA0036486  Lupinus vallicola subsp. apricus Daisie Huang 2006-4-15 06041550 Tehama Roadside of Hwy. 36. 267 Comment
  CHSC88561  Luzula cascadensis L. P. Janeway 2001-6-10 7156 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
  RSA0058985  Luzula cascadensis Peter F. Zika 2012-7-14 25984 Tehama Cold Fork Trail, c. 1 mile S of Rat Trap Gap, 2 air miles SE of North Yolla Bolla Lake, Yolla Bolly Mountains. 612 Comment
  JEPS127228  Luzula comosa var. laxa Lowell Ahart, John Dittes 2016-4-29 20803 Tehama About 0.9 miles (air) northwest of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CHSC68973  Luzula parviflora Vernon Oswald; Lowell Ahart 1997-7-7 8967 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CDA34744  Lycopus americanus L. Ahart, John Dittes 2010-10-4 17282 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3 miles (air) northwest of Vina. Comment
  JEPS118013  Lythrum hyssopifolia Lowell Ahart, John Dittes 2011-6-9 17446 Tehama Rio De Los Molinos Land Grant. High water line of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  CHSC115535  Lythrum portula Lowell Ahart; John Dites, Josephine Guardino, Steve Green. 2015-7-31 20414 Tehama Northwest strand of Wilson Lake,east of County Road 769, 2.05 air-miles east of intersection of State Highway 36 and Wilson Lake Road, 2.32 air-miles north-northeast of Gurnsey Creek Campground, 10.74 air-miles south-southeast of Lassen Peak. 1606 Comment
  JEPS120785  Lythrum tribracteatum Lowell Ahart 2013-9-17 19036 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
  SD241762  Madia citrigracilis Dean Wm. Taylor 1997-7-17 16131 Tehama North Coast Ranges. Ball Rock. Open slopes near and east of the summit. 1981 Comment
  CHSC64948  Madia elegans subsp. elegans Vernon H. Oswald; Lowell Ahart 1995-7-12 7008 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
  CHSC80604  Madia gracilis Lowell Ahart 2001-6-16 8877 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS102852  Madia gracilis Lowell Ahart 2001-6-16 8877 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS124049  Madia gracilis Lowell Ahart, John Dittes 2015-8-5 20431 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC334720  Madia gracilis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53461 Tehama 0.3 mile south of South Fork Cottonwood Creek on road from Red Bluff to Beegum 243 Comment
  CAS-BOT-BC334721  Madia gracilis John Thomas Howell 1960-8-20 36221 Tehama Morgan near Lassen Volcanic National Park 1463 Comment
  RSA0027419  Madia gracilis Barbara Ertter 1990-5-12 8932 Tehama Northwest side of Dry Fork Creek northwest of junction of Highway 36 and Route A5 (Bowman Road) about 15 air miles west-northwest of Red Bluff, on Reed property. 183 Comment
  RSA90633  Madia minima Milo S. Baker, H. K. Wagnon 1953-6-21 12769 Tehama Logging road west of Paskenta above 15 mile post. Comment
  UC1619984  Madia sativa Barbara Ertter 1991-5-18 9841 Tehama Rosewood Ranch on Salt Creek ca. 17 airmiles w.-n.w. Red Bluff (ca. 0.5 mi. w. of Hwy. 36 along creek, steep s.-facing side of ridge s. of pasture); Rosewood Ranch, Salt Creek 243 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
  JEPS88566  Madia subspicata Vernon H. Oswald and Lowell Ahart 1996-5-20 7574 Tehama BLM parcel along Hwy 36 ne Red Bluff (on bank of intermittent stream at ne end of parcel); Cascade Range Foothills, Hog Lake Plateau 182 Comment
  SEINET5339031  Mahonia californica Unknown 1956-4-27 s.n. Tehama 25 miles east of Red Bluff on Calif. highway 36. 610 Comment
  SBBG1058  Maianthemum racemosum H. and M. Dearing 1938-6-25 2129 Tehama W of Mineral Comment
  CHSC43955  Maianthemum stellatum V. Oswald; L. Ahart 1988-5-21 3332 Tehama Patton Mill nw of Paskenta. Along Mill Creek. 1085 Comment
  CHSC77603  Malacothamnus fremontii B. Castro; L. P. Janeway 1999-6-9 972 Tehama About 17 air miles SW of Red Bluff, vicinity of the confluence of Dry and Red Bank Creeks, along Dry Creek. 266 Comment
  JEPS103588  Malacothrix clevelandii Lowell Ahart 2002-4-27 9544 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
  CHSC79685  Malacothrix floccifera L. P. Janeway; B. Castro 2000-5-11 6718 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  CHSC82293  Malacothrix floccifera Lowell Ahart 2002-4-27 9545 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
  UC589692  Malacothrix floccifera Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  RSA125998  Malacothrix floccifera E. K. Balls 1957-5-24 22534 Tehama 3.5 miles west of junction to Elk Creek and Government Flat 305 Comment
  HSC15985  Malva nicaeensis L. T. Gault 1964-3-28 48 Tehama Los Molinos, S Center St. Comment
  CHSC75382  Marrubium vulgare Ben Myhre 1997-4-14 25 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC14235  Marrubium vulgare L. T. Gault 1964-3-27 33 Tehama Los Molinos, Vina-Tehama edge Comment
  UCSB21939  Marrubium vulgare Simpson, C. 1967-3-25 Tehama Vacant lot adjacent to Western Manor Motel, Corning 91 Comment
  CHSC66103  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-4-29 7500 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. On the northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve (Collected ca. 0.3 mi E of the W boundary). 102 Comment
  CHSC72403  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1998-10-27 9687 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at Dead Rabbit Lake. 542 Comment
  CHSC113265  Matricaria discoidea Lowell Ahart; John Dittes 2014-5-16 19475 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  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
  CHSC65909  Matricaria discoidea Vernon H. Oswald; Lowell Ahart 1996-4-15 7387 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Along the dirt road at the W boundary just S of Gyle Rd. 103 Comment
  JEPS113147  Matricaria discoidea Lowell Ahart 2007-5-8 13716 Tehama On the east side of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  HSC27269  Matricaria discoidea J. P. Smith 1972-3-23 5106 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  JEPS106238  Medicago lupulina Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11218 Tehama On the east side of Ponderosa Way (Forest Road 28N29), at the sign, at the Black Rock, south of the Black Rock Campground and the bridge across Mill Creek, about 26 miles (air) east of Red Bluff 674 Comment
  CHSC70882  Medicago minima Vernon Oswald; Lowell Ahart 1998-4-27 8979 Tehama Vestal Rd. at ATT fiber optics cable post 8/133, 6.1 mi south of Hwy. 36 between Red Bluff and Plantina. 304 Comment
  CHSC82299  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  JEPS103422  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  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
  UC1042319  Medicago praecox John Thomas Howell 1954-4-26 29188 Tehama 1.5 mi n Red Bluff (flood-bed of creek); Dibble Creek Comment
  CAS-BOT-BC269527  Melica californica Doris Kildale Gillespie 1930-5-14 9399 Tehama Between Mineral and Paynes Creek Comment
  CAS-BOT-BC282120  Melica geyeri B. Crampton 1954-6-16 1964 Tehama Whiskey Saddle, Crane Mills main logging road, to the W of Paskenta 1438 Comment
  JEPS129812  Melica harfordii John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-16 2224 B Tehama NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  JEPS69303  Melica harfordii W. L. Jepson 1927-6-23 12323 Tehama near Morgan Springs 1584 Comment
  UCD80572  Melica harfordii CNPS SN Foothill Team 2005-6-22 SNNR 0419 c Tehama USFS Lassen National Forest, near the Ishi Wilderness boundary, between Big Dry Creek and FR28N29. 1118 Comment
  UCD88482  Melica stricta J. M. Tucker; L. K. Mann 1959-7-19 3557 Tehama Southeast side of Yolla Bolly Mountain. 2255 Comment
  CHSC70924  Melica torreyana Vernon Oswald; Lowell Ahart 1998-4-21 8936 Tehama Inner North Coast Ranges. Nomalaki Trail near Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond, west of Salt Creek Conservation Camp). 548 Comment
  CDA7115  Melilotus albus L. Ahart 2004-6-11 11024 Tehama On the south side of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC107369  Melilotus indicus Lowell Ahart; John Dittes 2011-6-9 17459 Tehama Rio De Los Molinos Land Grant. On a farm road, about 40 yards northeast of the canal crossing, 1.6 miles (air) east of Highway 99, 2.1 miles (air) northeast of Vina. 76 Comment
  CHSC77338  Melilotus indicus Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  CHSC77591  Mentha canadensis B. Castro; L. P. Janeway 1999-6-14 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  UCD104394  Mentha canadensis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6859 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC65059  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-17 7068 Tehama Cascade Range Foothills. Manton Rd. (A6) ca. 1.5 mi N of Dales Station on Hwy. 36, ca. 14 mi NE of Red Bluff. Common in gravel along the margins of the marshy borrow pit on the E side of road. 213 Comment
  CHSC65108  Mentha pulegium Vernon H. Oswald; Lowell Ahart 1995-7-31 7160 Tehama Cascade Range Foothills. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). 335 Comment
  CHSC87008  Mentha spicata Jenny Marr; Heidi West, Caroline Warren 1998-9-24 Tehama Vicinity of Red Bank Creek and The Narrows. 243 Comment
  JEPS94983  Mentzelia dispersa Vernon Oswald and Lowell Ahart 1997-7-7 8668 Tehama 0.5 mi n of Tomhead Saddle (near the ne corner of Yolla Bolly Wilderness on FR 27N06); Yolla Bolly Wilderness 1676 Comment
  SEINET198099  Mentzelia dispersa Louise Kelloggg 1952-7-18 94 Tehama Near Squaw Camp and Pole Corral aon Boswell Ridge directly south of South Yolla Bolly Mountatin. 2134 Comment
  UC2031498  Mentzelia dispersa Barbara Ertter with Brad Olson 1991-7-6 10365 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
  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
  CHSC87014  Mentzelia laevicaulis Jenny Marr; Heidi West 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dipping Vat Flat. 304 Comment
  CAS-BOT-BC428741  Micranthes californica A. A. Heller 1918-4-28 s.n. Tehama Coast Range near Bennett Spring 914 Comment
  CHSC67442  Micranthes integrifolia James D. Jokerst 1981-2-23 1252 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Along Zimmershed Creek located N of Pine Creek. Comment
  CAS-BOT-BC429093  Micranthes odontoloma P. A. Munz 1951-7-25 16842 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2148 Comment
  CHSC107099  Micropus californicus V. Lockie 2010-4-6 Tehama Dye Creek Nature Conservancy Preserve. Specimen collected near trail adjacent to Dye Creek. 135 Comment
  UCD18749  Micropus californicus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 42 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site. Comment
  HSC92635  Micropus californicus Eric B. Peterson, Thomas Ward, Matt Foruria 1995-4-22 83 Tehama Hwy. 36, 31 mi. E of turnoff to Basin Gulch 213 Comment
  CHSC118049  Micropus californicus var. californicus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 194 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC66107  Micropus californicus var. californicus Vernon H. Oswald; Lowell Ahart 1996-4-29 7480 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 S boundary ca. 0.2 mi W of the farm pond). 106 Comment
  HSC75074  Micropus californicus var. californicus J. P. Smith 1979-4-29 10075 Tehama Hwy. 36 at Basler Rd. Comment
  CAS-BOT-BC348430  Micropus californicus var. californicus Doris Kildale Gillespie 1930-5-9 9284 Tehama Between Paynes Creek and Mineral on Susanville road Comment
  CAS-BOT-BC348431  Micropus californicus var. californicus L. E. Smith 1915-4-25 s.n. Tehama Red Bluff Comment
  CDA8382  Micropus californicus var. californicus G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2673 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  RSA90845  Micropus californicus var. californicus Milo S. Baker, H. K. Wagnon 1953-5-31 12713 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  CHSC64501  Microseris acuminata Vernon H. Oswald; Lowell Ahart 1995-4-10 6611 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. Throughout the reserve. 210 Comment
  CDA15857  Microseris douglasii G. F. Hrusa, J. Hart 2000-4-8 15302 Tehama Sacramento Valley; Coyote Creek Conservation Area. 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
  SD211557  Microseris douglasii subsp. douglasii Barbara Ertter 1991-5-18 9854 Tehama Rosewood Ranch on Salt Creek circa 17 airmiles West-Northwest of Red Bluff, circa 1/2 mile South of Highway 36 along creek Comment
  CDA8394  Microseris sylvatica Vernon H. Oswald & Lowell Ahart 1998-4-27 8960 Tehama Cannon Road, 1.1 miles west of its junction with Highway 36 west of Red Bluff. Comment
  UCD80653  Microsteris gracilis CNPS SN Foothill Team 2005-6-27 SNNR 0455 b Tehama USFS, Lassen National Forest. 923 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
  HSC70015  Mimulus bicolor Thomas W. Nelson, Jane P. Nelson 1978-7-21 4437 Tehama Along Tedoc Rd., 5 mi. from Jct. with Hwy. 36 Comment
  RSA93020  Mimulus breweri Milo S. Baker, H. K. Wagnon 1954-7-11 13023 Tehama 6.1 mi above Whitlock Camp. East of county road. 1829 Comment
  JEPS10569  Mimulus douglasii Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on Paskenta-Covelo road) Comment
  JEPS11031  Mimulus guttatus W. L. Jepson 1899-4-25 63 m Tehama Stivers' Ranch Crane Creek Comment
  UC1245133  Mimulus guttatus J. M. Tucker 1959-7-19 3564 Tehama ca 1/2 mi e Ides Cove (se side of mt., along a rivulet above road); South Yolla Bolly Mountain 2103 Comment
  UC2031396  Mimulus guttatus Barbara Ertter with Brad Olson 1991-7-4 10230 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creel crossing 0.9 mi W of Elder Creek Riley Ridge junction ca. 27 air miles W of Corning Comment
  UC445222  Mimulus guttatus W. P. Taylor 1913-8-2 Tehama 2 mi s S. Yolla Bolly Mt. Comment
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Jul 5 2009
  CDA41789  Mimulus guttatus L. Ahart 2001-6-8 8791 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  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
  SEINET12334066  Mimulus guttatus Unknown 1976-1 1 Tehama Birch Creek, ca 0.5 mi S of Corning Rd, 2.5 mi W of Corning 82 Comment
  RSA93037  Mimulus kelloggii Milo S. Baker, H. K. Wagnon 1953-4-26 12549 Tehama West of Paskenta near 5 mi post. 244 Comment
  RSA90837  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-6-20 12748 Tehama Logging road west of Paskenta near 10 mile post Comment
  JEPS105890  Mimulus microphyllus Lowell Ahart 2004-4-29 10791 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
  JEPS106014  Mimulus microphyllus Lowell Ahart 2004-6-28 11126 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  JEPS97240  Mimulus microphyllus Vernon H. Oswald and L. Ahart 1995-4-17 6653 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
  UC1239045  Mimulus microphyllus Freed W. Hoffman 1948-7-1 2431 Tehama Eagle Peak North Coast Ranges 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
  JEPS17606  Mimulus nanus var. nanus Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and D. Barbe 1955-7-16 5317 Tehama about 1 mi e of summit South Yollo Bolly Mountain (Mt. Linn summit) (on e shoulder of mountain) 2286 Comment
  JEPS34530  Mimulus nanus var. nanus Freed W. Hoffman 1947-6-23 1596 Tehama Government Flat North Coast Ranges 1772 Comment
  UC1019535  Mimulus nanus var. nanus Louise Kellogg 1952-7-12 31 Tehama South Yolla Bolly Mountain, Middle Eel-Yolla Bolla Primitive Area North Coast Ranges, Mendocino National Forest 2438 Comment
  UC195466  Mimulus nasutus A. A. Heller 1914-4-29 11339 Tehama 8 mi s of Vina; Pine Creek Comment
  CDA13580  Mimulus pilosus G. F. Hrusa 1996-8-17 13504 Tehama Sacramento Valley; Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  JEPS108880  Mimulus primuloides subsp. primuloides Lowell Ahart 2006-7-19 13024 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  UC980579  Mimulus primuloides subsp. primuloides Milo S. Baker and H. K. Wagnon 1953-7-12 12880 Tehama 6.1 mi beyond Whitlock Camp (w Tehama Co.) 1828 Comment
  LA48213  Mimulus tilingii J. M. Tucker; 1959-7-19 3564 Tehama ca. 0.5 mi. E of IDes Cove, SE side of S Yolla Bolly Mt 2103 Comment
  UC511484  Minuartia californica D. K. Gillespie 1930-5-9 9287 Tehama 18 mi w Mineral (on the Susanville Road) Comment
  JEPS102488  Minuartia cismontana Vernon H. Oswald and Lowell Ahart 2001-5-7 10021 Tehama Forest Road 26N15 5.2 mi W of Hwy 32, between Soda Springs and Cohasset Ridge 1079 Comment
  RSA105342  Minuartia nuttallii subsp. fragilis G. D. Barbe 1955-7-16 165 Tehama Around Oven Lid; Mendocino National Forest. 1921 Comment
  JEPS13264  Minuartia nuttallii subsp. gregaria Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-16 5309 Tehama Oven Lid; summit 1981 Comment
  UC1051686  Minuartia nuttallii subsp. gregaria Helen K. Sharsmith 1953-6-24 4353 Tehama near summit of Ovenlid; Inner North Coast Ranges, Mendocino National Forest 1920 Comment
  LA47653  Minuartia nuttallii var. gregaria J. M. Tucker; L. K. Mann 1959-7-19 3558 Tehama SE side of South Yolla Bolly Mountain 2255 Comment
  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
  UC1299262  Minuartia rosei Freed W. Hoffman 1946-7-19 3034 Tehama 1 mi w Regan Meadow Camp; North Coast Ranges Comment
  CHSC68965  Mitella trifida Vernon Oswald; Lowell Ahart 1997-7-7 8716 Tehama Forest Route 35 at a brach of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  RSA759804  Mitella trifida Barbara Ertter, Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca. 1/2 mile southeast of Cold Spring Forest Station, ca. 30 air miles west of Corning, 0.4 miles from Ball Rock Road on road to Rocky Cabin 1829 Comment
  UC1873664  Mollugo verticillata Barbara Ertter 1993-11-8 12307 Tehama Tehama County River Park on east side of Sacramento river east of Corning. Comment
  UC2070434  Monardella breweri Barbara Ertter with James R. Shevock 1992-6-14 11175 Tehama Ponderosa Way 3.3 miles south of Plum Creek Road ca. 9 air miles ESE of Paynes Creek (town), above North Fork Antelope Creek. Comment
  SEINET3996183 Image available Monardella breweri subsp. lanceolata A. A. Heller 1937-7-21 16168 Tehama Deer Creek Hwy, several miles W of first crossing of Deer Creek. Comment
  CAS-BOT-BC215503  Monardella odoratissima C. Hart Merriam 1916-9-1 s.n. Tehama Top of South Yolla Bolla Comment
  CHSC61745  Monardella odoratissima subsp. pallida Vernon H. Oswald 1993-9-2 5894 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2346 Comment
  UC1245146  Monardella odoratissima subsp. pallida J. M. Tucker and L. K. Mann 1959-7-19 3549 Tehama 75 feet below summit, South Yolla Bolly Mountain 2443 Comment
  UC2035961  Monardella odoratissima subsp. pallida O. H. Kappler 1946-7-21 1350 Tehama Cliff Falls, Lassen National Park 1920 Comment
  CAS-BOT-BC474517  Monardella odoratissima var. parvifolia Gerald Dickinson 1964-7-24 233 Tehama Atop Anthony Peak 2122 Comment
  CHSC76519  Monardella sheltonii Heidi West; Caroline Warren 1999-6-10 Tehama Vicinity of Dry Creek and Red Bank Creek. 304 Comment
  CHSC79072  Monardella villosa subsp. villosa L. P. Janeway 2000-6-30 6870 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  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
  CAS-BOT-BC233767  Montia W. J. Crins; et al. 1988-4-18 7435 Tehama Ca. 15 km. W. of Paskenta, above Mud Flat, N. of Paskenta-Covelo Road, Mendocino National Forest Comment
  UC1299364  Montia chamissoi Freed W. Hoffman 1947-6-23 1593 Tehama near Government Flat (southwestern Tehema County) 796 Comment
  UC1949383  Montia chamissoi Barbara Ertter with Brad Olson 1991-7-6 10398 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
  JEPS95759  Montia fontana Vernon H. Oswald and L. Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. T29N R2W SE1/4 NW1/4 Sec. 26, 700 ft, 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 213 Comment
  UC1023440  Montia fontana Milo S. Baker and H. K. Wagnon 1953-6-21 12777 Tehama loggin road w of Paskenta (near Twenty-one Mile Post) 1676 Comment
  CHSC67285  Montia fontana subsp. amporitana James D. Jokerst 1981-2-23 1236 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Vernally moist drainages ca. 150 ft N of Pine Creek. Comment
  CHSC46210  Montia linearis Pauleen Broyles 1985-3-23 940 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow w of large vernal pool n of the barn in south pasture. 63 Comment
  UC1594611  Montia linearis Vernon H. Oswald and Lowell Ahart 1992-5-6 4937 Tehama between Gurnsey Creek Campground and Childs Meadow (sw edge of Hwy 36 (between the hwy and fence line) immediately s of Wilson Lake Rd. (County Rd 769, Forest Rd 29N63)) 1484 Comment
  JEPS115385  Muhlenbergia filiformis Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16345 Tehama On damp dark soil (humus), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9. 1493 Comment
  CHSC64556  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1995-4-10 6607 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between the nw edge of Pool 8 and the w boundary fence. 213 Comment
  RSA201319  Nama lobbii J. T. Howell 1960-8-21 36306 Tehama Near Sulphur works entrance 1997 Comment
  CHSC101598  Nassella cernua David W. Isle; Rhonda Isle 2002-4-19 1685 Tehama Approximately 3 miles north of junction of Black Butte Road (from Black Butte Reservoir west of Orland to Paskenta Road west of Corning). North of Black Butte Road along the E-W stretch lath parallels the eucalyptus grove adjacent and south of B.B. Road. Comment
  UCD87414  Nassella cernua Beecher Crampton 1953-5-1 1205 Tehama Tehama County, 5 miles north of Red Bluff, along US 99. Comment
  UCD87537  Nassella pulchra A. A. Heller 1916-4-20 12334 Tehama 3 miles N of Redding. Comment
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Jul 15 2013
  SBBG25918  Navarretia capillaris D. Myrick 1966-8-6 1463 Tehama South Yolla Bolly Mtn 2133 Comment
  CHSC4509  Navarretia divaricata C. Glascock 1965-5-15 425 Tehama 12.4 mi w of Mineral R.S. on Hwy 36 at n roadside. Comment
  JEPS28788  Navarretia divaricata George W. Gillett 1957-8-18 1093 Tehama about 0.25 mi above Sulphur Works Checking Station (lower portion of the Brokeoff Trail); Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  CHSC64981  Navarretia divaricata subsp. vividior Vernon H. Oswald; Lowell Ahart 1995-7-12 7022 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 6.3 mi S of Hwy. 36. On the upper bank of a pond and at the edge of the road. 1158 Comment
  CHSC84672  Navarretia divaricata subsp. vividior Samantha Mackey Hillaire; Brian Elliott 2003-5-31 327 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. In parking area and along roadsides. 978 Comment
  JEPS105611  Navarretia filicaulis L. P. Janeway 2003-6-14 7840 Tehama High Cascade Range. Along Cohasset Road 3.1 road km north-east of Deer Creek crossing 713 Comment
  CHSC44287  Navarretia intertexta V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3370 Tehama Trail just e of Dead Rabbit Lake. 579 Comment
  RSA756866  Navarretia intertexta subsp. intertexta Barbara Ertter, James R. Shevock 1992-6-14 11152 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town). 610 Comment
  JEPS101665  Navarretia intertexta subsp. propinqua Dean W. Taylor 1997-7-24 16159 Tehama Dry Lake; Lassen National Forest 1813 Comment
  CHSC87843  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along the trail to Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 549 Comment
  JEPS105980  Navarretia jepsonii Lowell Ahart 2004-6-11 11021 Tehama East of Dead Rabbit Lake, along trail to Dead Rabbit Lake, ca. 50 yd W of the Nomalaki Trail, ca. 1 1/2 mi NW of Bowers Creek, ca. 2 1/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 549 Comment
  UC1330010  Navarretia jepsonii Beecher Crampton 1966-6-28 7771 Tehama 6 mi wsw (in direct line) Paskenta (ridge between Hatch Field and Lake Hollow, Jeffers Ranch) Comment
  CHSC107355  Navarretia leucocephala subsp. leucocephala Lowell Ahart; John Dittes 2011-6-9 17437 Tehama Rio De Los Molinos Land Grant. On the bottom of a small wash, 50 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  UCD18774  Navarretia leucocephala subsp. leucocephala Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 67 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Comment
  UC1094377  Navarretia leucocephala subsp. minima R. C. Bacigalupi with S. Galen Smith 1957-6-24 6020 Tehama 8.1 mi s Corning (on road to Orland (U.S. Hwy 99 W)) 76 Comment
  RSA91810  Navarretia leucocephala subsp. minima Beecher Crampton 1953-4-29 1151 Tehama About 2 miles east of Corning Comment
  SEINET2440281  Navarretia linearifolia subsp. linearifolia Leigh A. Johnson 1993-7-3 93 -130 Tehama Ca. 1 mile E of Hwys. 36/89 on Wilson Lake Rd. To S of main rd. by dirt rd. in grassy meadow.; 0 1620 Comment
  UC106882  Navarretia linearifolia subsp. linearifolia T. S. Brandegee 1892-9-20 Tehama Yolo Bolo Comment
  CHSC113262  Navarretia pubescens Lowell Ahart; John Dittes 2014-5-16 19485 Tehama On the west side of the large rock, north of the poor dirt road, about 1/8 mile northeast of the end of Lyon Cattle Road, about 2 1/4 miles (air) northeast of Los Molinos. 99 Comment
  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
  JEPS100566  Navarretia pubescens Dean W. Taylor 1993-6-26 13738 Tehama 0.5 mile west of Interstate 5 and 0.5 mile north of the Glenn County line; north of Moore Creek 83 Comment
  UC1949362  Navarretia pubescens Barbara Ertter with Brad Olson 1991-7-5 10292 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [ =Stiver's Ranch], ca 15 airmiles WNW of Red Bluff, in SW corner of ranch Comment
  JEPS101662  Navarretia subuligera Dean W. Taylor 1997-5-30 16014 Tehama Highway 36 about 6 miles East of Paynes Creek; on flank near summit of broad hill 3090 located about 2 miles East of the junction with Ponderosa Way 929 Comment
  CHSC64721  Navarretia tagetina Vernon H. Oswald; Lowell Ahart 1995-5-9 6710 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected near the nw end of the Old Hwy. Pool. 219 Comment
  CHSC80052  Navarretia tagetina L. P. Janeway; B. Castro 2000-5-9 6710 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 126 Comment
  UC1606316  Navarretia tagetina Barbara Ertter with James R. Shevock 1993-4-30 11621 Tehama ca 6 mi nne Interstate Hwy. 5 (Jelly Ferry Road, n of Red Bluff) 121 Comment
  UC809640  Navarretia tagetina Philip A. Munz 1949-5-14 13202 Tehama 7 mi s Corning Comment
  CHSC66497  Navarretia viscidula Vernon H. Oswald; Lowell Ahart 1996-5-20 7614 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On bank at an old quarry located ca. 0.6 mi southwest of the parking lot at Hog Lake. 274 Comment
  CHSC76525  Navarretia viscidula Heidi West; Jenny Marr, C. Warren,J. Cunningham, N. Wight 1998-7-6 Tehama Along un-named tributary, vicinity of South Fork Cottonwood Creek, Long Gulch, and Story Flat. 365 Comment
  JEPS118085  Navarretia viscidula Lowell Ahart, John Dittes 2011-6-9 17455 Tehama On both sides of poor a dirt road, sand dune area, 2.2 miles (air) east of Highway 99, 3.5 miles (air) north of Vina 88 Comment
  JEPS70500  Navarretia viscidula W. L. Jepson 1938-6-10 18981 Tehama 2 mi nj Jelleys Ferry 121 Comment
  UC596196  Navarretia viscidula R. F. Hoover 1938-6-10 3592 Tehama near Jelley's Ferry Comment
  RSA107398  Navarretia viscidula L. S. Rose 1955-6-12 55073 Tehama 1 mile south of Cottonwood Comment
  CDA37619  Nelumbo lutea Stoffel 2005-7-19 PDR 1411565 Tehama Table Mtn Ranch in Red Bluff. Sheet 1 of 2. 0 Comment
  CHSC117164  Nemacladus capillaris Lowell Ahart; John Dittes 2016-6-22 21029 Tehama Steep mountain side, west of the trail, about 1/2 mile southwest of the fish ladder on Deer Creek, about 0.6 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/2 miles by trail to Highway 32. Comment
  JEPS97434  Nemacladus capillaris Vernon H. Oswald and L. Ahart 1995-7-12 7060 Tehama T28N R10W Sec. 9, 3950 ft, High North Coast Ranges, Yellow Pine Forest, serpentine soils. Forest Route 41 10.6 mi S of Hwy. 36, W of Red Bluff and SW of Platina 1203 Comment
  CHSC78824  Nemacladus montanus Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  RSA90477  Nemophila heterophylla Milo S. Baker, H. K. Wagnon 1953-4-25 12528 Tehama West of Paskenta along logging road. Comment
  CHSC4065  Nemophila menziesii J. Wheeler 1967-4-20 7 Tehama Locally abundant atop creek bank s w side of the intersection of Reeds Creek and Paskenta Rd. s of Red Bluff. 91 Comment
  UC606912  Nemophila menziesii L. Constance, J. L. Morrison 1938-5-1 2180 Tehama low hills at Paskenta (Inner North Coast Ranges); , Paskenta 304 Comment
  UC1949209  Nemophila parviflora var. austiniae Barbara Ertter with Brad Olson 1991-7-4 10226 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
  CHSC46788  Nemophila pedunculata R. Schlising 1986-4-20 4481 Tehama Vina Plains Preserve, about 15 mi n of Chico on Hwy 99. 60 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
  JEPS1921  Nemophila pedunculata L. Constance, J. L. Morrison 1938-5-1 2183 Tehama low hills at Paskenta , Paskenta (Inner North Coast Ranges) 304 Comment
  JEPS97392  Nemophila pedunculata Vernon H. Oswald and L. Ahart 1995-3-6 6511 Tehama Dales Lake Ecological Reserve. T29N R2W SW1/4 NW1/4 Sec. 26, 680 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 207 Comment
  SD211614  Nemophila pedunculata Barbara Ertter, Brad Olson 1991-7-6 10403 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
  POM249002  Nemophila pedunculata Lincoln Constance, J. L. Morrison 1938-5-1 2183 Tehama Low hills at Paskenta, Inner N Coast Ranges 305 Comment
  CHSC40846  Odontostomum hartwegii Pauleen Broyles 1982-5-4 526 Tehama Near Lassen Road. The Nature Conservancy Vina Plains Preserve. 66 Comment
  UC765855  Odontostomum hartwegii R. F. Hoover 1936-5-21 1178 Tehama 4 mi. s. Cottonwood Comment
  CDA39392  Odontostomum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2663 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  RSA99681  Odontostomum hartwegii W. A. Weber, L. S. Rose 1953-5-23 8465 Tehama 2 miles south of Cottonwood. 122 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
  UC1080385  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 mi. n.w. of junction of State Hwy. 36 & U.S. Hwy. 99 274 Comment
  CHSC14113  Orcuttia pilosa F. T. Griggs 1973-6-7 Tehama 16 miles n of Chico; 200 meters s of Lassen Road, 1/4 mile e of Hwy 99E. Ephemeral pond. Comment
  CHSC44833  Orcuttia pilosa J. D. Jokerst; R. A. Schlising 1982-5-27 1583 Tehama W of Highway 99, N of Broyles Road, S of Lassen Road. Vernal pool. Comment
  JEPS84166  Orcuttia pilosa R. D. Stone 1986-7-19 766 Tehama s pasture about 0.7 mi nne Haille Road (0.1 mi nw 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
  JEPS84170  Orcuttia pilosa R. D. Stone and R. E. Buck 1987-8-11 845 Tehama about 6 mi ne Vina (1.8 mi ene of end of Reed Orchard Road); Central Valley 114 Comment
  SEINET4080555  Orcuttia pilosa L. M. Boykin, P. M. Hall 2000-1 Tehama Comment
  SEINET4080571  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama 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
  CHSC45789  Orcuttia tenuis R. D. Stone; J. M. Erzinger 1986-7-18 759 Tehama Central Valley. N side of Springs Ranch Road ca. 3.5 miles SE of Balls Ferry, 0.85 miles ESE of Coleman Fish Hatchery and 0.25 miles S of the Tehama-Shasta county line. 196 Comment
  CHSC64826  Orcuttia tenuis Vernon H. Oswald 1995-6-4 6824 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the bed of Dales Lake (collected at the SW corner). 213 Comment
  JEPS84122  Orcuttia tenuis R. D. Stone 1986-7-23 783 Tehama 2.6 mi nw Dales Lake (about 15 mi n of Red Bluff); Central Valley, Inks Creek Ranch 137 Comment
  JEPS84125  Orcuttia tenuis R. D. Stone 1986-8-23 801 Tehama 2.4 mi sw Dales Lake (about 12 mi ne of Red Bluff); Central Valley, Inks Creek Ranch 187 Comment
  JEPS84134  Orcuttia tenuis R. D. Stone 1986-7-21 774 Tehama s side of unpaved road to Tuscan Buttes 0.9 mi e intersection with Highway 36 (ca 10 mi ne of Red Bluff); Central Valley 292 Comment
  JEPS84150  Orcuttia tenuis R. D. Stone 1986-7-20 770 Tehama 0.1 mi se Table Mountain Lake (10 mi nne of Red Bluff); Central Valley 172 Comment
  RSA0070930  Orobanche californica subsp. jepsonii Philip A. Munz 1951-7-26 16918 Tehama South slope of South Yolla Bolly Pk. 2286 Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  CAS-BOT-BC500197  Orobanche fasciculata John Thomas Howell 1960-8-19 36136 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2438 Comment
  CAS-BOT-BC500199  Orobanche fasciculata Alice Eastwood; John Thomas Howell 1941-7-9 9730 Tehama Log Spring Ridge beween Log Spring and Government Flat Comment
  SBBG85560  Orthocarpus imbricatus E. R. Blakley 1982-8-23 7289 Tehama W fork of Mill Crk 1676 Comment
  RSA21517  Orthocarpus lacerus Carl B. Wolf 1937-5-16 8703 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  UC55246  Osmorhiza berteroi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4408 b Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC110601  Oxypolis occidentalis B. Castro; L. 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
  CHSC69653  Oxypolis occidentalis Vernon Oswald; Lowell Ahart 1997-9-9 8863 Tehama Forest Rd. 26N19 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  JEPS100719  Oxypolis occidentalis Dean Wm. Taylor with Glenn Clifton 1992-8-22 13207 Tehama Wilson Lake Road (Forest Road 29N63), 0.7 miles East from Highway 89, Lassen National Forest. 1554 Comment
  RSA0115342  Oxypolis occidentalis B. Castro, L. P. Janeway 2006-9-9 1612 Tehama Cascade Range High. Ca 6 mi NW of jcn Hwys 32 and 36, on S side of road to Wilson Lake, ca. 0.5 mi E of Hwy 36. 1548 Comment
  JEPS103584  Packera subnuda Lowell Ahart 2002-6-29 9812 Tehama In the NW part of a meadow, E on the dirt road on the W side of Willow Creek, ca 1/8 mile SW of Colby Mountain Lookout Road where it crosses Willow Creek, ca 5 miles (air) NE of Butte Meadows. 1653 Comment
  UC1137150  Panicum acuminatum var. acuminatum August L. Hormay 1929-6-18 Tehama Campbellville 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-BC181182  Paronychia ahartii R. F. Hoover 1942-5-20 5879 Tehama Just west of Jelley's Ferry Comment
  CAS-BOT-BC7073  Paronychia ahartii John Thomas Howell 1955-6-12 30307 Tehama 8.5 miles S of Corning Comment
  JEPS82501  Paronychia ahartii Jean Langenheim 1958-4-19 4480 Tehama along highway 99 between Williams and Oroville; on Tehama gravel plains Comment
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Jul 22 2013
  JEPS88617  Paronychia ahartii Roy E. Buck and Glenn L. Clifton 1990-4-6 1502 Tehama ca 2.2 air km sw Battle and Baldwin Creeks confluence (31 air km ne of Red Bluff, on plain just s of small w-draining dry tributary of Battle Creek, just w of gas pipeline); sw of confluence of Battle and Baldwin Creeks 289 Comment
  LA106659  Paronychia ahartii Rimo Bacigalupi; Herbert L. Mason, Lucile Mason 1958-4-23 6290 Tehama Lower portions of Kirkwood plains, about 2 mi. W of Kirkwood and about 1.5 mi. W of U.S. Highway 99, about 7 mi. S of Corning 73 Comment
  SEINET4855735  Paronychia ahartii John Thomas Howell 1955-6-12 30307 Tehama 8.5 mi S of Corning. Comment
  JEPS97235  Parvisedum pumilum Vernon H. Oswald 1995-4-17 6670 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
  UC718222  Parvisedum pumilum Carl B. Wolf 1937-5-16 8707 Tehama Red Bluff-Susanville Road 2 8/10 mi above Paynes Creek Post Office (Northern Sierra Nevada Foothills); Northern Sierra Nevada Foothills 609 Comment
  CHSC88600  Pectiantia pentandra L. P. Janeway 2001-6-10 7152 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  CHSC53939  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1991-4-16 4490 Tehama Black Butte Rd, 0.2 miles south of Corning Rd (A7), just south of Burch Creek, west of Corning. 109 Comment
  CHSC62920  Pectocarya penicillata Vernon H. Oswald; Lowell Ahart 1994-4-6 6086 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  CHSC102234  Pectocarya pusilla L. P. Janeway; B. Castro 2009-4-25 9736 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
  CHSC65696  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7270 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In the NE corner of the parcel. 198 Comment
  CHSC96631  Pectocarya pusilla Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13619 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
  CHSC43768  Pedicularis attollens Vernon Oswald 1985-8-15 1928 Tehama Wilson lake Rd. 0.5 mi e of Hwy 36. 1584 Comment
  CHSC27555  Pedicularis densiflora W. K. Cheechov 1978-3-24 2 Tehama Ca. 25 ft w of Pettyjohn Rd. 2.6 mi sw of Saddle Camp Ranger Station, ca. 27 mi w of Red Bluff. 219 Comment
  CHSC77715  Pellaea andromedifolia B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 928 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  CHSC68797  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-6-10 8567 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  HSC1073  Pellaea mucronata Larry Berti 1968-6-15 Tehama 200 yards above the dam on Antelope Cr. Comment
  CHSC78780  Pellaea mucronata var. mucronata Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  RSA0029289  Penstemon anguineus Barbara J. Ertter, James R. Shevock 1991-9-2 10774 Tehama SW Tehama Co. Round Valley - Paskenta road (Rt M4) 2.3 mi E of M2 jct at Government Flat, ca. 19 airmiles W of Paskenta. 1677 Comment
  UC1238942  Penstemon anguineus Freed W. Hoffman 1950-7-3 3482 Tehama about two mi ne White Rock Ranger Station (western Tehama County); North Coast Ranges, White Rock Ranger Station 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
  SEINET12765189  Penstemon azureus Barbara Ertter, Brad Olson 1991-7-4 10218 Tehama Toomes Camp Rd (Mendocino FR 23N01) 12.5 mi W of Paskenta, 0.1 mi E of Elder Cr/Riley Ridge jct, ca 25 airmiles W of Corning.; 0 1097 Comment
  SJSU4121  Penstemon azureus C. W. Sharsmith 1966-6-11 7452 Tehama by Sacramento R, 2 mi NE of Red Bluff 91 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
  POM203122  Penstemon azureus subsp. azureus Alice Eastwood, John T. Howell 1934-4-21 1849 Tehama Between Red Bluff and Paynes Creek. Comment
  CHSC43770  Penstemon azureus var. azureus Vernon Oswald 1986-6-23 2146 Tehama M2 (23N01) 12.7 mi w of Paskenta. 1188 Comment
  SFV17873  Penstemon deustus var. suffrutescens J. D. Dilley 1998-7-16 371 Tehama Sierra Nevada Alder Creek, 18 miles southwest of Chester on State Route 32. 1189 Comment
  UC1608340  Penstemon heterophyllus J. Kierstead 1990-5-10 90 -74 Tehama 0.3 mi from junction with Hwy 36 e Platina (County Rd. A16 (Ditch Grade)) 670 Comment
  CHSC105905  Penstemon heterophyllus var. purdyi B. Castro; L. P. Janeway 1999-8-23 1034 F Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  UC704294  Penstemon heterophyllus var. purdyi Frank A. Pitelka 1946-6-15 198 Tehama two mi se Beegum; se of Beegum 502 Comment
  UC1238954  Penstemon heterophyllus var. purdyi Freed W. Hoffman 1948-6-29 2496 Tehama along road from Alder Springs n across Grindstone Creek to Paskenta-Covelo road at Fiddler's Green 3.7 mi n Grindstone Creek; North Coast Ranges, n of Grindstone Cr, Fiddler's Green 655 Comment
  NY627266  Penstemon neotericus A. L. Moldenke 1975-8-23 30263 Tehama Mount Lassen 1645.9 Comment
  NY627417  Penstemon newberryi var. berryi P. A. Munz 1951-7-26 16933 Tehama Red Fir Forest; north slope of South Yolla Bolly Pk. 2347.0 Comment
  CAS-BOT-BC245667  Penstemon newberryi var. newberryi John Thomas Howell 1960-8-19 36194 Tehama Summit of Brokeoff Mt., Lassen Volcanic National Park 2804 Comment
  CHSC80563  Penstemon newberryi var. newberryi Vernon H. Oswald; Lowell Ahart 2001-5-7 10014 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  JEPS7225  Penstemon newberryi var. newberryi Joseph Grinnell 1925-7-12 Tehama Mineral 2438 Comment
  CHSC61680  Penstemon purpusii Vernon H. Oswald; Lowell Ahart 1993-9-2 5916 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2438 Comment
  SBBG26884  Penstemon purpusii A. Eastwood, J. T. Howell 1941-7-9 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS108923  Penstemon rydbergii var. oreocharis Lowell Ahart 2006-7-19 13026 Tehama In a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  JEPS11465  Penstemon rydbergii var. oreocharis Jos. Grinnell 1925-6-20 Tehama Mineral 1463 Comment
  JEPS11479  Penstemon rydbergii var. oreocharis C. S. Robinson 1923-7-23 769 Tehama Minnie Glade, Mendocino National Forest Comment
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Nov 28 2007
  JEPS97380  Pentagramma triangularis subsp. triangularis Vernon H. Oswald and Lowell Ahart 1995-4-10 6643 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 2 mi N of Dales Station on Hwy 36; NE corner of reserve, near old hwy); Cascade Range Foothills, Dales Lake Ecological Reserve 225 Comment
  UC1606385  Perideridia bolanderi subsp. involucrata Barbara Ertter with James R. Shevock 1992-6-14 11148 Tehama Lanes Valley Rd 0.8 mi n Highway 36 junction at Paynes Creek 548 Comment
  CHSC42650  Perideridia howellii Vernon Oswald 1985-8-15 1929 Tehama 0.5 mi n of Hwy 36 on Wilson Meadow Rd. paralleling Nanny Creek, 2.5 air mi ne of Mineral. 1584 Comment
  CHSC77521  Perideridia kelloggii Hiedi West; Julie Cunningham, Natalie Wight 1998-6-25 Tehama Red Bank (Dippingvat). Vicinity of South Fork Cottonwood Creek. 335 Comment
  CDA38512  Perideridia kelloggii L. Ahart 2001-6-14 8819 Tehama On the west side of road M2, about 7.5 miles west of Paskenta. Comment
  CHSC101421  Perideridia oregana David Isle 1992-7-29 1548 Tehama E of first drainage coming down Forks Ridge from Willow Creek watershed boundary into Thomes Creek watershed. 1676 Comment
  SEINET13944992 Image available Perideridia oregana L. Constance, T. I. Chuang 1967-1 3791 Tehama Above Dibble Creek, 14 mi W of Red Bluff, alt. 800 ft 244 Comment
  HSC17490  Persicaria amphibia Larry Berti 1968-11-22 Tehama Edge of the first pond past the Radar Base, Red Bluff Comment
  CAS-BOT-BC418942  Persicaria lapathifolia R. E. Frenkel 1964-7-11 694 Tehama On California Hwy. 36, immediately west of Mineral Lodge 1463 Comment
  CHSC66883  Persicaria punctata Vernon H. Oswald; Lowell Ahart 1996-9-4 8257 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in moist soil along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC40715  Petrorhagia dubia Pauleen Broyles 1982-4-15 420 Tehama The Nature Conservancy Vina Plains Preserve. 63 Comment
  HSC1656  Petrorhagia dubia Larry Berti 1969-5-9 76 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  CHSC31479  Phacelia corymbosa B. Williams 1979-7-18 258 Tehama Shasta-Trinity NF Yolla Bolla RD. NW side of Tedoc Mtn., 10.1 mi from Hwy 36 on rd 45. 1371 Comment
  UC1010405  Phacelia distans Milo S. Baker 1953-5-9 12605 Tehama logging rd w Paskenta foothills (at 6 mi post) 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
  JEPS122062  Phacelia egena Lowell Ahart, John Dittes 2014-5-17 19508 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS95753  Phacelia egena Vernon H. Oswald and L. Ahart 1995-4-17 6674 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  RSA712815  Phacelia egena L. Ahart 2006-5-5 12577 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards west of China Gulch, about 1/4 mile south of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6.5 miles (air) southwest of Paskenta. 546 Comment
  UC901825  Phacelia egena L. Constance, R. Bacigalupi, C. R. Bell, and A. H. Holmgren 1950-4-24 3316 Tehama Covelo rd 5 mi w Paskenta Comment
  JEPS1160  Phacelia mutabilis Jos. Grinnell 1928-6-24 Tehama Mineral 1463 Comment
  SEINET11268241  Phacelia mutabilis Lowell Ahart 2001-6-16 8868 Tehama On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows.; 0 1341 Comment
  UC1037471  Phacelia mutabilis Milo S. Baker and H. K. Wagnon 1954-7-11 12996 Tehama logging rd near Reservoir of Howells Camp (w. Tehama Co.) 1828 Comment
  RSA702981  Phacelia purpusii L. P. Janeway, B. Castro 2004-4-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Highway 32 across Deer Creek towards Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. 1000 Comment
  SEINET12765180  Phacelia tanacetifolia Barbara Ertter 1990-5-13 8941 Tehama Tuscan Butte ca 8 airmiles NE of Red Bluff.; 0 533 Comment
  CHSC87006  Phalaris aquatica Jenny Marr; Natalie Wight 1998-7-14 Tehama Vicinity of upper-most North Fork Stony Creek and Newville Road (Garland Road). Vernal pools. 213 Comment
  CAS-BOT-BC128864  Philadelphus Alice Eastwood 1912-8-22 1922 Tehama Along road from Battle Creek to Red Bluff - Lassen Butte Region Comment
  CAS-BOT-BC250859  Phleum pratense John Thomas Howell 1960-8-18 36092 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  JEPS69953  Phlox diffusa Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  JEPS69962  Phlox diffusa J. Grinnell 1928-6-8 Tehama 4 mi n Mineral 1828 Comment
  JEPS71081  Phlox gracilis W. L. Jepson 1932-5-9 16329 Tehama Paskenta 304 Comment
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Jul 1 2009
  CHSC90396  Phlox speciosa Niall McCarten 1986-6-22 5299 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NW of Howell Saddle, W. side of Rd. 23N01. 1615 Comment
  RSA93381  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-7-12 12897 Tehama 5.3 miles beyond Whitlock Camp along County road. 1829 Comment
  UC1036230  Phoenicaulis cheiranthoides George W. Gillett 1953-8-25 346 Tehama near Diamond Peak (Lassen Volcanic National Park); Lassen Volcanic National Park 2255 Comment
  UC1078780  Phoradendron juniperinum Job Kuijt 1958-4-20 1504 Tehama s. Mineral (ca. 2 mi. n. of Hole-in-ground Campgrounds) Comment
  CHSC79369  Phyla nodiflora var. nodiflora B. Castro; C. Warren 2000-4-13 1073 Tehama Vicinity of Black Butte Dam and Stoney Creek, on flat terrace at base of rolling grassy hills. 115 Comment
  OBI75209  Phytolacca americana David J. Keil, with Kathleen Keil 2011-7-25 31091 Tehama Ca. 2.2 miles west of Interstate Route 5 and north from Bowman Road on Amen Lane 135 Comment
  CHSC117638  Phytolacca americana var. americana Lowell Ahart; John Dittes 2016-8-25 21306 Tehama East of the parking area, along a dirt road, about 200 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC107230  Pilularia americana Lowell Ahart; John Dittes 2011-6-9 17431 Tehama Rio De Los Molinos Land Grant. Bottom of large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC41011  Pilularia americana Pauleen Broyles 1983-4-21 91 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  UC1452398  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-7-11 Tehama near Mt. Linn; South Yolla Bolly Mtns. 2346 Comment
  UCSB13055  Pinus monticola Wilken, Dieter; Haller, John; Langford, A. 1968-9-11 Tehama Summit of Mt. Linn (South Yolla Bolly Pk.) South Yolla Bolly Mtns. 2468 Comment
  UCD134954  Pinus ponderosa Lalit M. Srivastava 1957-10-19 5 Tehama Beside State Highway 36 at Mineral. 1524 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
  CHSC80504  Piptatherum miliaceum Caroline Warren; Heidi West, Julie Cunningham, Natalie Wight 1998-7-21 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  UC1543733  Plagiobothrys Harold and Virginia Bailey 1948-8-27 3068 d Tehama near Sulphur Creek Campground meadows below ski hut; Lassen Volcanic National Park 2011 Comment
  CHSC113328  Plagiobothrys austiniae Lowell Ahart; John Dittes 2014-5-18 19524 Tehama Along the east side of the canal, about 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC55194  Plagiobothrys austiniae L. P. Janeway 1991-4-11 3885 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  RSA739590  Plagiobothrys austiniae John Dittes 2003-3-30 2003 -5 Tehama Tehama County: Sacramento Valley, 12.5 air miles N by NW of Chico, 1.5 air miles E of Hwy 99, S of Lassen Road. 72 Comment
  UC725643  Plagiobothrys austiniae A. A. Heller 1927-4-19 14346 Tehama 10 mi n Chico (highway) Comment
  RSA90603  Plagiobothrys bracteatus Milo S. Baker 1953-5-10 12617 Tehama Above the logging road, west of Paskenta, between 6 and 7 mile posts Comment
  CHSC118454  Plagiobothrys canescens Richard R. Halse 2016-3-19 9646 Tehama Along Newville Road ca. 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir near spillway to Stony Creek. 113 Comment
  CDA15867  Plagiobothrys fulvus G. F. Hrusa, J. Hart 2000-4-8 15317 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CDA16178  Plagiobothrys fulvus G. F. Hrusa, J. Hart 1999-4-29 15031 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  RSA726491  Plagiobothrys fulvus L. Ahart, John Dittes, Josephine Guardino 2007-4-3 13616 Tehama About 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 113 Comment
  SEINET10811286  Plagiobothrys fulvus Lowell Ahart, John Dittes; Josephine Guardino 2007-4-3 Ahart 13616 Tehama T25N, R1W, Section 26. Normal size plants, on dry bark rocky soil, on the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. Valley Grassland. 113 Comment
  UCD146603  Plagiobothrys fulvus G. F. Hrusa; J. Hart 1998-5-10 14430 Tehama 1/4 mile south of Coyote Creek wash, Coyote Creek Conservation Area, and around 1 mile west of Paskenta Road. Northern Sacramento Valley. 100 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
  JEPS22645  Plagiobothrys greenei Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6291 Tehama about 2 mi w Kirkwood (lower portions of Kirkwood plains, and about 0.5 mi w of U.S. Hwy 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  CAS-BOT-BC231013  Plagiobothrys hispidulus Alice Eastwood; John Thomas Howell 1941-7-9 9812 Tehama Government Flat Comment
  CHSC94207  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UC54557  Plagiobothrys hispidulus H. M. Hall and E. B. Babcock July 1-2, 1903 4365 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC113326  Plagiobothrys nothofulvus Lowell Ahart; John Dittes 2014-5-16 19472 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
  CHSC83876  Plagiobothrys nothofulvus Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10113 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC84675  Plagiobothrys nothofulvus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 337 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. Near the trailhead. 978 Comment
  JEPS105866  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2004-4-29 10798 Tehama On the east 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
  JEPS122044  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2014-5-16 19473 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
  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
  CHSC84669  Plagiobothrys tenellus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 334 Tehama Lassen National Forest, Ishi Wilderness. North side of Ishi Wilderness at the Rancheria Creek Trailhead. 978 Comment
  RSA32880  Plagiobothrys tener A. A. Heller 1938-7-28 15292 Tehama On the Mineral-Mt. Lassen Highway near the junction with the old road. Comment
  CHSC64629  Plantago coronopus Vernon H. Oswald; Lowell Ahart 1995-4-17 6657 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Weed in gravel along the edge of Inks Creek Rd. near the e fence. 213 Comment
  JEPS88313  Plantago coronopus Vernon H. Oswald and Lowell Ahart 1996-4-29 7473 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., edge of intermittent stream near w. boundary); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CDA15858  Plantago elongata G. F. Hrusa, J. Hart 2000-4-8 15303 Tehama Sacramento Valley; Coyote Creek Conservation Area. Comment
  CHSC54013  Plantago elongata Vernon H. Oswald; Lowell Ahart 1991-5-9 4572 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northwest of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  CHSC55230  Plantago elongata L. P. Janeway 1991-4-11 3886 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  UCD18770  Plantago elongata Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 63 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CHSC60121  Plantago erecta Jean A. Graham 1988-4-10 7 Tehama Ca 30 mi ne of Orland, n side of Round Valley Rd. 2 mi w of Mendocino National Forest boundary. 377 Comment
  CHSC64358  Plantago erecta Vernon H. Oswald; Lowell Ahart 1995-3-19 6530 Tehama Dales Lake Ecological Station. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the e fence near the s tip of the reserve. 207 Comment
  CHSC96812  Plantago erecta Lowell Ahart; Richard Lansdown 2007-4-25 13695 Tehama On the bottom of a very large shallow drainage, about 100 yards north of Cannon Road, about 1/2 mile west of the intersection of Cannon Road and Highway 36, about 16 miles west of Red Bluff. 270 Comment
  SEINET3450816  Plantago erecta Lowell Ahart, John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10110 Tehama Los Molinos, Los Molinos, about 6 air miles northeast, Dye Creek Preserve, about 0.5 miles east of the Dye Creek buildings, along trail on the north side of Dye Creek 170 Comment
  HSC1833  Plantago erecta Larry Berti 1969-3-19 28 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
  HSC27270  Plantago erecta J. P. Smith 1972-3-23 5105 Tehama 3.2 mi. N of the Tehama Co. line on Lassen Rd. adjacent to Hwy. 99 Comment
  UCD124446  Plantago erecta Joseph M. DiTomaso 1976-3-28 377 Tehama 1.5 miles north of Butte County Line on Highway 99. Comment
  CHSC75390  Plantago lanceolata Ben Mhre 1997-4-14 27 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC75042  Platanthera dilatata var. leucostachys J. P. Smith, Thomas W. Nelson 1978-7-22 10049 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  UCD138968  Platanthera dilatata var. leucostachys Kenneth D. Stewart 1965-7-7 s.n. Tehama around 2 miles south of south entrance to Lassen Volcanic National Park. Comment
  SEINET10971586  Platanthera sparsiflora Mary Susan Taylor 1975-7-17 Taylor 849 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
  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
  SEINET3124156 Image available Platystemon californicus A. A. Heller 1937-4-24 15925 Tehama In a meadow near the junction of State Highways #16 and #20 Comment
  JEPS5142  Plectritis ciliosa subsp. ciliosa W. L. Jepson 1899-4-25 Tehama near Crane Creek (Stiver's Ranch); Stiver's Ranch Comment
  CHSC65708  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. NE corner of the plateau. On the S side of Paynes Creek. 213 Comment
  UCD80807  Plectritis congesta subsp. brachystemon CNPS SN Foothill Team 2006-4-4 SNFN 0440 f Tehama Wurlitzer Ranch (private), north of Pine Creek. 289 Comment
  JEPS94156  Plectritis macrocera Vernon Oswald and Lowell Ahart 1998-4-27 8965 Tehama Cannon Rd. 1.1 mi. w. of its junction w/ Hwy. 36 w. of Red Bluff 256 Comment
  HSC1834  Plectritis macrocera Larry Berti 1969-3-19 30 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  UCD18769  Poa annua Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 62 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CAS-BOT-BC254786  Poa bolanderi Beecher Crampton 1954-6-16 1987 Tehama Hawell Saddle, 0.25 miles W of Howell camp 1892 Comment
  JEPS124426  Poa bolanderi Lowell Ahart, John Dittes 2015-8-5 20475 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  UC768575  Poa bolanderi R. F. Hoover 1940-9-22 4626 Tehama near Mineral Summit Comment
  CHSC89034  Poa bulbosa Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 1 mile north of Antelope Creek upper slab crossing, 5 yds from Ishi Road. UTM: 10 0594961 E, 4454220 N. 551 Comment
  HSC10644  Poa bulbosa R. S. White 1965-5-15 83 Tehama 20 mi. E of Red Bluff on Hwy. 36 Comment
  UC917207  Poa bulbosa Robert Ellis May 1948 Tehama Ellis Ranch, n central Tehama county Ellis Ranch Comment
  UCD80595  Poa howellii CNPS SN Foothill Team 2005-6-30 SNNR 0452 b Tehama USFS Lassen National Forest, Ishi Wilderness, on ridge leading S from Lassen Trail. 1000 Comment
  UCD149779  Poa palustris William Anderson 1965-8-7 s.n. Tehama Deer Creek. Hyw. 32. Comment
  CAS-BOT-BC236227  Poa secunda subsp. juncifolia Milo S. Baker; H. K. Wagnon 1953-6-20 12754 a Tehama Logging road W of Paskenta below 15 miles post Comment
  CHSC77407  Poa secunda subsp. secunda Heidi West; L. P. Janeway 1999-4-6 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. Top of hill. 207 Comment
  UC1586607  Poa secunda subsp. secunda Vernon H. Oswald and Lowell Ahart 1991-5-9 4567 Tehama ca 6.5 mi nne Red Bluff (w side of Paynes Creek near Sacramento River, Recreation Area ca 1.5 mi ne of Bend Bridge over Sacramento River); Paynes Creek Recreation Area 106 Comment
  UCD91619  Poa secunda subsp. secunda A. A. Heller 1916-4-20 12330 Tehama 3 miles N of Red Bluff. Comment
  SEINET13947014 Image available Pogogyne douglasii A. A. Heller 1914-1 11334 Tehama 8 mi S of Vina near Pine Creek Comment
  CHSC33359  Pogogyne zizyphoroides Larry Phillips 1980-4-23 6 Tehama 14 mi n of Chico. 30 ft. w of jcn. of Hwy 99 and Haille Rd. N edge of road. 54 Comment
  CHSC64627  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1995-4-17 6646 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 213 Comment
  CHSC64914  Pogogyne zizyphoroides Vernon H. Oswald; Lowell Ahart 1995-6-13 6867 Tehama Cascade Range Foothills. Dale Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Common on dry bed of Pool 5 of Inks Creek Rd. 213 Comment
  JEPS62472  Pogogyne zizyphoroides W. L. Jepson 1932-5-9 16357 Tehama NE of Red Bluff, 3 to 4 mi by road. 137 Comment
  UCD18752  Pogogyne zizyphoroides Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 45 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
  JEPS95286  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama Butte Meadows; N side of Humboldt Road, W of bridge across Butte Creek, E of int. of Skyway (Bull Hill Rd) and Humboldt Road 1325 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
  CHSC79984  Polycarpon tetraphyllum L. P. Janeway 2000-5-16 6735 Tehama Vicinity of Rice Creek, west of Hwy I-5. 76 Comment
  CHSC80675  Polygala cornuta var. cornuta Lowell Ahart 2001-6-16 8875 Tehama On north side of the dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  RSA304904  Polygala cornuta var. cornuta James R. Shevock 1972-7-24 2195 Tehama Hwy 32, S. of Lassen Park 915 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
  CHSC41074  Polygonum aviculare Pauleen Broyles 1982-6-10 723 Tehama The Nature Conservancy Vina Plains Preserve on w side of barn in s pasture. 62 Comment
  CHSC77364  Polygonum aviculare L. P. Janeway; B. Castro, Jenny Marr, Caroline Warren 1999-8-11 6517 Tehama Vicinity of South Fork Cottonwood Creek. In river gravels and sand of high gravel bar. 335 Comment
  CAS-BOT-BC414219  Polygonum aviculare subsp. depressum John Thomas Howell 1960-8-18 36038 Tehama Near Lassen Volcanic National Park. Bluff Falls 1981 Comment
  CAS-BOT-BC109125  Polygonum bidwelliae June McCaskill 1960-5-26 607 Tehama On Wright-Graham ranch, South Power House Road, 1.5 mile south of Manton. Comment
  CHSC84663  Polygonum bidwelliae Samantha Mackey Hillaire; Brian Elliott 2003-5-31 11632 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail, a flat place in between the fork in the trail on a generally S facing slope. Right between the junction of the 2 branches of the trail; also on the trail north of this split. 742 Comment
  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
  OBI76992  Polygonum bidwelliae Anthony Baniaga 2011-6-12 344 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum Crk rd (202). Quad T28N R1E 684 Comment
  UC465750  Polygonum bidwelliae Mrs. C. M. Wilder 1912-6-16 Tehama foothills e Tehama Comment
  UC1037408  Polygonum bistortoides Douglas Barbe 1955-7-19 221 Tehama e Cold Spring (w Tehama Co.); Rocky Cabin Spring 1889 Comment
  UC1607539  Polygonum bistortoides Barbara Ertter, Brad Olson 1991-7-6 10399 Tehama ca 1 mi s Ball Rock (Rocky Cabin meadow, 1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  CHSC75520  Polygonum californicum G. F. Hrusa 1996-8-17 13503 Tehama Sacramento Valley. Flats above creekbed of Blue Tent Creek immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. 200 Comment
  CAS-BOT-BC414359  Polygonum californicum Lewis S. Rose 1955-6-19 55063 Tehama 8.5 mi. s. of Corning 91 Comment
  HSC17552  Polygonum californicum Larry Berti 1968-11-22 Tehama Red Bluff, first pond past the Radar Base. Comment
  RSA121624  Polygonum davisiae G. D. Barbe 1955-7-16 173 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CAS-BOT-BC414612  Polygonum douglasii Catherine Best 1992-7-14 1389 Tehama At the edge of the Mendocino Pass Road near the Mendocino Co. Tehama Co. line Comment
  RSA67002  Polygonum douglasii P. A. Munz 1951-7-25 16891 Tehama Square Lake, north base of South Yolla Bolly Mountains 2134 Comment
  HSC82435  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5059 Tehama Along old logging rd. W side of USFS Rd. at Pole Corral Gap 1311 Comment
  CHSC105640  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake. 1475 Comment
  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
  JEPS108945  Polygonum douglasii subsp. spergulariiforme Lowell Ahart 2006-9-9 13265 Tehama On dry bare rocky soil, dry open flat, about 30 yards east of Colby Creek, about 120 yards west of the dirt road, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1525 Comment
  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
  RSA754868  Polygonum douglasii subsp. spergulariiforme L. Ahart, Josephine Guardino 2009-9-6 16360 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  CHSC85294  Polygonum minimum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 814 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  UC1607639  Polygonum punctatum Barbara Ertter 1993-11-8 12305 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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  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
  JEPS127256  Polypodium calirhiza Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20699 Tehama About 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. 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
  JEPS122046  Polypogon interruptus Lowell Ahart, John Dittes 2014-5-18 19515 Tehama 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. Comment
  CHSC80124  Polypogon maritimus B. Castro; L. P. Janeway 2000-5-11 1163 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  UCR119038  Polypogon maritimus Beecher Crampton 1954-6-16 1962 Tehama 0.5 mile east of Paskenta along Thomes Creek. 320 Comment
  CHSC77409  Polypogon monspeliensis Heidi West; B. Castro 1999-6-1 Tehama Vicinity of Salt Creek and Newville. 201 Comment
  CHSC77636  Polypogon monspeliensis Heidi West; Jenny Marr, Caroline Warren, Natalie Wight 1998-6-2 Tehama Vicinity of Salt Creek, North Fork Stony Creek, and Newville. 228 Comment
  CHSC80724  Polypogon monspeliensis Lowell Ahart 2001-6-8 8804 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC84304  Polypogon monspeliensis Lowell Ahart; John Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CAS-BOT-BC76771  Polystichum imbricans subsp. imbricans Alice Eastwood; John Thomas Howell 1941-7-9 9818 Tehama Government Flat Comment
  CHSC86085  Polystichum imbricans subsp. imbricans R. D. Fischer 2004-1-18 50 Tehama Sierra Nevada, high, along Hwy 32, between Butte Meadows turn-off and Potato Patch Campground. Plants located on tr to Lower Deer Creek Falls. Tr head at southern most Deer Creek/Hwy 32 crossing. 990 Comment
  CAS-BOT-BC102407  Populus fremontii L. E. Smith 1913-4-13 626 Tehama Red Bluff Comment
  SEINET10734811  Populus fremontii John C. Fremont 1846-1 Fremont 244 Tehama Deer Creek at Lassen's Comment
  CAS-BOT-BC105605  Populus trichocarpa John Thomas Howell 1960-8-20 36236 Tehama Morgan - near Lassen Volcanic National Park 1463 Comment
  JEPS101403  Porterella carnosula Dean W. Taylor 1997-7-24 16162 Tehama Dry Lake; Lassen National Forest 1813 Comment
  JEPS127224  Potamogeton crispus Lowell Ahart, John Dittes 2016-8-25 21296 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  JEPS88102  Potamogeton diversifolius Vernon H. Oswald and Lowell Ahart 1996-4-29 7483 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley); Sacramento Valley, Thomes Creek Ecological Reserve 105 Comment
  RSA66370  Potentilla gracilis var. fastigiata Philip A. Munz 1951-7-26 16948 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  JEPS124063  Potentilla millefolia Lowell Ahart, John Dittes 2015-8-5 20441 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC48914  Poteridium annuum Vernon Oswald 1983-7-26 927 Tehama Wilson Lake, near the lake. 1615 Comment
  CHSC94098  Poteridium annuum Lowell Ahart 2006-7-11 12956 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CHSC68953  Prunella vulgaris var. lanceolata Vernon Oswald; Lowell Ahart 1997-7-7 8706 Tehama Forest Route 35 at Slide Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1188 Comment
  HSC39148  Prunus emarginata Gary S. Lester 1974-6-30 324 Tehama Yolla Bolly Wilderness, slope below ridge near N Yolla Bolly Mtn. 2302 Comment
  SBBG3044  Prunus emarginata H. and M. Dearing 1938-6-23 2122 Tehama near S boundary of Lassen Nat Park Comment
  CAS-BOT-BC154617  Prunus subcordata A. A. Heller 1918-4-28 s.n. Tehama Grade between Mud Flat and Bennett Spring in the Coast Range Comment
  CHSC55585  Prunus subcordata Steven Triano 1988-4-17 63 Tehama Along n side of Hwy. 32, 28.4 mi n of Forest Ranch. 1048 Comment
  CHSC79902  Prunus subcordata L. P. Janeway; B. Castro 2000-4-22 6683 Tehama High Cascade Range. Along Ponderosa Way near top of Middle Ridge, overlooking South Fork Antelope Creek and Black Butte. 1036 Comment
  JEPS95956  Prunus subcordata Vernon H. Oswald and Lowell Ahart 1999-4-21 9696 Tehama ca 0.5 mi NE of Finley lake ( High Trestle-McClure Place Trail starting on Hogback Road) 822 Comment
  CHSC77307  Pseudognaphalium stramineum L. P. Janeway; B. Castro 1999-6-24 6478 Tehama Along the creeklet in Long Gulch southwest of South Fork Cottonwood Creek. At base of slope. 341 Comment
  JEPS88322  Pseudognaphalium stramineum Vernon H. Oswald and Lowell Ahart 1996-5-6 7513 Tehama BLM parcel along Hwy 36 ne Red Bluff; Cascade Range Foothills, Hog Lake Plateau 182 Comment
  RSA755492  Pseudostellaria jamesiana Barbara Ertter, Brad Olson 1991-7-6 10366 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  RSA67186  Pseudostellaria jamesiana P. A. Munz 1951-7-25 16859 Tehama 1.5 miles E of Square Lake. 2134 Comment
  UCD98438  Pseudostellaria jamesiana J. M. Tucker 1959-7-19 3576 Tehama beside trail to Square Lake, 1 mile east of the lake, north side of South Yolla Bolly Mountain. 2133 Comment
  JEPS40453  Psilocarphus brevissimus W. L. Jepson 1938-6-10 18966 Tehama 9 mi n Orland; Sourgrass Creek 76 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
  CHSC26614  Psilocarphus brevissimus var. brevissimus M. P. Hayes 1978-3-28 134 Tehama Hog-wallow near the Leininger road vernal pool, approx. .8 mi e of Highway 99. 40 Comment
  JEPS40462  Psilocarphus brevissimus var. brevissimus W. L. Jepson 1932-5-9 16363 Tehama rubble field ne Red Bluff (near Seven Mile Creek) 137 Comment
  JEPS110283  Psilocarphus tenellus Lowell Ahart 2006-7-19 13020 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CHSC64601  Psilocarphus tenellus var. globiferus Vernon H. Oswald; Lowell Ahart 1995-4-17 6651 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools. 213 Comment
  CHSC79690  Psilocarphus tenellus var. globiferus L. P. Janeway; B. Castro 2000-4-4 6654 Tehama Vicinity of Brannin Creek and Rice Creek, west of Hwy I-5. 124 Comment
  JEPS113194  Psilocarphus tenellus var. tenellus Lowell Ahart, John Dittes, Andrea Craig 2007-5-13 13836 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton 256 Comment
  CHSC54017  Ptelea crenulata Vernon H. Oswald; Lowell Ahart 1991-5-9 4563 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 mi north-northeast of Red Bluff. 106 Comment
  CHSC66056  Ptelea crenulata Vernon H. Oswald; Lowell Ahart 1996-5-6 7530 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff 152 Comment
  CHSC79813  Ptelea crenulata L. P. Janeway; B. Castro 2000-4-22 6684 Tehama High Cascade Range. Small saddle betewen Ponderosa way and Black Butte, on south side of Middle Ridge; +-overlooking South Fork Antelope Creek. 1018 Comment
  UCD117076  Ptelea crenulata T. I. Storer 1931-5-21 2247 Tehama Paynes Creek. Comment
  CHSC61392  Pteridium aquilinum var. pubescens Vernon H. Oswald; Lowell Ahart 1993-8-18 5846 Tehama Mt. Conard near the S boundary of Lassen Volcanic National Park. 2164 Comment
  CHSC92802  Pterostegia drymarioides John Dittes; Josephine Guardino 2005-5-11 1111 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
  JEPS57991  Pterostegia drymarioides Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (on Paskenta-Covelo Rd.) Comment
  JEPS97492  Pterostegia drymarioides Vernon H. Oswald and L. Ahart 1995-3-19 6540 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  CHSC82371  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  CAS-BOT-BC384656  Quercus berberidifolia Andrew Townesmith; Karen M. Meyer 2007-8-5 903 Tehama Mendocino National Forest, Grindstone Ranger District. Vicinity of Thomes Gorge Trailhead, off Forest Service route M4, 10.4 miles southwest of the intersection of M4 and M2 in Paskenta 654 Comment
  HSC37151  Quercus berberidifolia A. M. Montalvo, J. D. Ackerman 1975-7-16 553 Tehama 3 mi E of Trinity Co. line on Hwy. 36 Comment
  CAS-BOT-BC86621  Quercus douglasii H. M. Hall 1919-10-3 s.n. Tehama near Red Bluff Comment
  CDA16184  Quercus douglasii G. F. Hrusa, J. Hart 1999-4-29 15037 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 137 Comment
  HSC73455  Quercus douglasii Grunert 35 Tehama Hwy. 36, 19 mi from Tehama Co and Shasta Co. line 192 Comment
  CHSC80004  Quercus garryana var. semota L. P. Janeway; B. Castro 2000-4-22 6685 Tehama High Cascade Range. Small saddle between Ponderosa way and Black Butte, on south side of Middle Ridge; +-overlooking South Fork Antelope Creek. 1018 Comment
  UC1135626  Quercus garryana var. semota P. L. Johannsen 1936-8-27 17677 Tehama 0.25 mi n Panther Creek and Deer Creek junction; Paynes Creek Quad. 914 Comment
  CHSC60358  Quercus kelloggii Mary Ann Showers 1992-6-28 2632 Tehama Lassen Volcanic National Park. Andesite ridge east of Sulphur Works Entrance Station east of and above West Sulphur Creek. 1950 Comment
  CHSC80202  Quercus kelloggii L. P. Janeway 1999-6-26 6483 Tehama Cascade Range Foothills. Along Laynes Valley Road 6.3 km northwest of Hwy 36 and 4.7 km southeast of Manton Road; about 1.3 km south of Battle Creek. 434 Comment
  HSC31419  Quercus wislizeni Gary S. Lester 1974-5-5 141 Tehama Along Hwy. 36 21 mi E of Trinity Co. line Comment
  HSC8309  Quercus wislizeni L. T. Gault 1964-3-23 7 Tehama Near Mill Creek Bridge, 99E Hwy. Comment
  JEPS37981  Quercus wislizeni W. L. Jepson 1899-4-27 Tehama Greasewood Hills Yolla Bolly Mountains Comment
  CHSC86984  Quercus wislizeni var. wislizeni Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  CHSC77741  Rafinesquia californica B. Castro; L. P. Janeway, B. Hendrickson 1999-5-10 927 Tehama About 23 air miles NW of Orland, vicinity of Paskenta, Garland/Round Valley Rd, and Rocky Ridge. 274 Comment
  RSA699524  Ranunculus alismifolius var. hartwegii R. D. Fischer 2004-4-18 139 Tehama Chico, Sierra Nevada, W side of Hwy 32, near jct of county road, 28N88 at Deer Creek Meadows, site just S of Hwy 36 and Hwy 32 jct 1372 Comment
  CAS-BOT-BC380406  Ranunculus alismifolius var. hartwegii A. A. Heller 1938-5-21 15096 Tehama wet meadows south of Child's Meadows Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  HSC81283  Ranunculus alismifolius var. lemmonii Richard Spjut 1981-5-4 6635 Tehama Near Childs Meadows, 50-60 mi. E of Red Bluff on Hwy. 36 1448 Comment
  SEINET12080676  Ranunculus aquatilis Unknown 1982-1 344 Tehama T24N, R1W, nw quadrant Section 29 62 Comment
  CHSC66499  Ranunculus arvensis Vernon H. Oswald; Lowell Ahart 1996-5-20 7582 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC102339  Ranunculus canus L. P. Janeway 2009-4-4 9723 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  POM268400  Ranunculus canus Lyman Benson 1929-3-26 1057 Tehama S of Red Bluff, Sacramento Valley 91 Comment
  SBBG2244  Ranunculus canus var. canus H. and M. Dearing 1938-6-22 2080 Tehama near Deer Crk 1219 Comment
  JEPS96760  Ranunculus flammula Dean W. Taylor 1997-6-25 16092 Tehama Diamond Lake; Lassen National Forest 1920 Comment
  CHSC62944  Ranunculus hebecarpus Vernon H. Oswald; Lowell Ahart 1994-4-6 6082 Tehama Burris Creek Arm of Black Butte Lake, on the shoreline near the E end of Morrison-Bryant Rd. 144 Comment
  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
  SEINET12093973  Ranunculus muricatus Unknown 1982-1 488 Tehama T24N, R1W, S27. The Nature Conservancy Vina Plains Preserve Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  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
  CHSC48831  Ranunculus uncinatus Vernon Oswald 1984-6-7 1270 Tehama Calif. Hwy 32, 1.8 mi s-w of Calif. Hwy 36. 1414 Comment
  CAS-BOT-BC55830  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  CAS-BOT-BC56116  Rhamnus ilicifolia Peter Ahart 1977-10-2 s.n. Tehama 8 miles east of Los Molinos 350 Comment
  JEPS41984  Rhamnus rubra W. L. Jepson 1927-6-24 12324 Tehama near Morgan Springs 1584 Comment
  JEPS106305  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
  CHSC64971  Rhododendron occidentale Vernon H. Oswald; Lowell Ahart 1995-7-12 7023 Tehama W of Red Bluff and S of Platina on Forest Road 28N05 (E side of Tedoc Mtn.), 3.2 mi SE of Forest Route 45. 1402 Comment
  CAS-BOT-BC170530  Rhus aromatica A. A. Heller 1924-5-11 13856 Tehama Along a stream west of Payne's Creek in the oak belt. Comment
  UC1096801  Ribes binominatum Milo S. Baker 1957-1-15 13106 Tehama Postpile Camp North Coast Ranges, Mendocino Nat. Forest 1828 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
  RSA0021137  Ribes lobbii Alice Eastwood, J. T. Howell 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  JEPS49399  Ribes montigenum Jos. Grinnell 1925-7-27 Tehama Brokeoff Mt. 2743 Comment
  RSA0018041  Ribes roezlii P. A. Munz 1951-7-26 16958 Tehama South base of South Yolla Bolly Peak. 2058 Comment
  CHSC115781  Ribes roezlii var. roezlii Lowell Ahart; John Dittes 2015-8-5 20460 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CAS-BOT-BC168811  Ribes viscosissimum John Thomas Howell 1960-8-21 36305 Tehama Near Sulphur Works entrance, Lassen Volcanic National park 1996 Comment
  JEPS108598 Image available Ribes viscosissimum var. hallii Roger Raiche 1985-7-27 50675 Tehama 1682 Comment
  CAS-BOT-BC362944  Rigiopappus leptocladus Doris Kildale Gillespie 1930-5-14 9400 Tehama Between Mineral and Paynes Creek Comment
  UC1023461  Rigiopappus leptocladus Milo S. Baker and H. K. Wagnon 1953-5-30 12603 Tehama logging road near 6 mi post w Paskenta (w Tehama County) 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
  SBBG3079  Rosa gymnocarpa H. and M. Dearing 1938-6-23 2105 Tehama Deer Crk 1219 Comment
  JEPS104089  Rosa pisocarpa Lowell Ahart 2003-6-11 10255 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC118393  Rosa pisocarpa Tim Kask 2015-5-6 245 Tehama Antelope Creek, 'McClure Trail'. 10T 0599539/4458231 601 Comment
  CHSC81151  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9181 Tehama Along a small dry stream, on the east side of Highway 32 and southeast of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  UC54347  Rosa pisocarpa subsp. ahartii H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4396 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD80564  Rostraria cristata CNPS SN Foothill Team 2005-5-9 SNFN 0255 Tehama TNC Dye Creek Preserve. 355 Comment
  RSA93465  Rostraria cristata Milo S. Baker, H. K. Wagnon 1953-5-31 12711 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  SEINET11689120  Rostraria cristata Unknown 1982-1 477 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  JEPS97317  Rotala ramosior Vernon H. Oswald 1995-8-31 7222 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Fresh-water Marsh in Valley and Foothills Grassland. Manton Rd. (A6) ca. 1.5 mi N of Dales Station (on Hwy. 36), ca. 14 mi NE of Red Bluff 213 Comment
  CHSC66206  Rubus armeniacus Vernon H. Oswald; Lowell Ahart 1996-6-3 7710 .2 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Ceek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  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
  JEPS96957  Rubus leucodermis Dean W. Taylor 1997-7-24 16145 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  CAS-BOT-BC147324  Rubus parviflorus John Thomas Howell 1960-8-21 s.n. Tehama Bluff Falls 1981 Comment
  CAS-BOT-BC421409  Rumex J. T. Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53575 Tehama Just south of Red Bluff on shoulder of southbound lanes of Interstate 5 just north of Diamond Ave. exit 79 Comment
  CAS-BOT-BC416371  Rumex californicus John Thomas Howell 1960-8-18 36006 Tehama Mineral 1493 Comment
  JEPS115397  Rumex maritimus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16324 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
  CAS-BOT-BC434156  Rumex triangulivalvis John Thomas Howell 1943-8-8 19198 Tehama Anthony Peak Comment
  JEPS100890  Rupertia hallii Dean W. Taylor 1997-6-6 16028 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 990 Comment
  CHSC115581  Sagina procumbens Lowell Ahart; John Dittes 2015-8-6 20491 Tehama On the sides of the small drainage from the spring, south of the camping are, west side of Childs Meadow, 0.67 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles east of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  UC1949108  Sagina saginoides Barbara Ertter with Brad Olson 1991-7-6 10387 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-BC445653  Sagittaria cuneata Mary Strong Clemens 1920-9-9 s.n. Tehama Kirkwood Comment
  JEPS87121 Image available Sagittaria rigida Carol Witham 1992-7-21 450 Tehama off Manton Road (A6) 1.3 airmi nnw Dales Lake; nnw of Dales Lake 182 Comment
  UC1598495 Image available Sagittaria rigida Dean W. Taylor 1992-5-26 12649 Tehama in large stock pond in unnamed s fork Inks Creek (ca 1.5 air mi n of Dales Lake, Northern Sacramento Valley); N Sacramento Valley, Dales Quad., , n of Dales Lak 186 Comment
  JEPS16230  Salix Joseph Grinnell with Mary E. Grinnell 1927-5-17 Tehama Mineral 1463 Comment
  CAS-BOT-BC103349  Salix bonplandiana L. E. Smith 1914-3-1 608 Tehama [Reed] Reeds Creek Comment
  CAS-BOT-BC103350  Salix bonplandiana L. E. Smith 1913-3-26 598 Tehama Red Bluff Comment
  CHSC75404  Salix exigua Ben Myhre 1997-4-14 12 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  CAS-BOT-BC104005  Salix gooddingii L. E. Smith 1913-3-1 610 Tehama Reed Creek Comment
  CAS-BOT-BC104007  Salix gooddingii L. E. Smith 1914-5-8 669 Tehama Red Bluff Comment
  POM182028  Salix hookeriana Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-31 404 Tehama Paine's Creek, 24 km E of Red Bluff 300 Comment
  JEPS14850  Salix laevigata Virginia Bailey 1938-4-16 Tehama 5 mi. w. Paskenta (on Paskenta-Covelo rd.) Comment
  CAS-BOT-BC128072  Salix lasiandra var. lasiandra C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  POM209537  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 680 Tehama Mt. Lassen Highway. 8 miles NE of Mineral. 2043 Comment
  POM219003  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 377 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG27410  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-24 685 Tehama Mt Lassen Hwy 0.6 mi N of Sulphur Works Checking Station 2042 Comment
  SBBG54688  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SBBG57904  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
  UC481991  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 374 Tehama 1.7 km. w Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  UC525916  Salix lemmonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 684 Tehama 0.6 mi. n. Sulphur Works Checking Station (Mt. Lassen Hwy.); Lassen Volcanic Nat'l Park 2042 Comment
  CAS-BOT-BC128235  Salix lucida A. A. Heller 1928-5-30 14587 Tehama Wet meadow at Mineral in the yellow pine belt. 1524 Comment
  RSA201334  Salix lucida subsp. lasiandra J. T. Howell 1960-8-20 36234 Tehama Morgan. Near Lassen Volcanic National Park. 1463 Comment
  JEPS104305  Salix melanopsis Lowell Ahart 2003-6-11 10260 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
  JEPS62655  Salvia columbariae W. L. Jepson 1899-4-25 14942 Tehama Rosewood Comment
  HSC73465  Salvia sonomensis Grunert 28 Tehama 5 mi. E of Platina on Hwy. 36 671 Comment
  HSC90066  Salvia sonomensis Sam Stroich, Jr., Rolf Miller, Brian Pereira 1990-3-31 6 Tehama Tedoc Rd. 1 mi. S of hwy. 36, 2 mi. E of Tehama-Shasta Co. line 610 Comment
  SEINET10465259  Sambucus nigra subsp. caerulea Billy Joe Cox, Jeffrey Huber 1971-6-10 Cox 2850 Tehama 8 mi E of Red Bluff, on Calif. Hwy. 36. 152 Comment
  CHSC79090  Sanicula bipinnata B. Castro; L. P. Janeway 2000-3-22 1038 Tehama Vicinity of Paskenta, Round Valley Rd, and Williams Butte. 356 Comment
  CAS-BOT-BC223231  Sanicula bipinnatifida Alice Eastwood; John Thomas Howell 1934-4-22 1862 Tehama 7 miles e. of Payne's [Paynes] Creek Comment
  HSC86922  Sanicula bipinnatifida Anthony J. Desch, Bryon Cariss 1988-3-26 17 Tehama 17.5 mi. E of Tehama/Shasta Co. line on Hwy. 36 Comment
  RSA712751  Sanicula tuberosa L. P. Janeway 2005-4-12 8419 Tehama 0.5 km N of Wilson lake. 1628 Comment
  UC923146  Sanicula tuberosa Freed W. Hoffman 1950-7-5 3260 Tehama Trail to Yolla Bolly Summit (North Yolla Bolly) from White Rock Guard Station (near Trinity-Tehama County boundary) 1828 Comment
  CHSC117660  Saponaria officinalis Lowell Ahart; John Dittes 2016-8-25 21297 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
  CHSC66601  Saponaria officinalis Vernon H. Oswald 1996-7-19 8075 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. Along the river W of the parking area. 97 Comment
  UC2042818  Sarcodes sanguinea Barbara Ertter 1990-5-13 8954 Tehama 3.5 mi from Mineral on Highway 172 to Mill Creek. Comment
  JEPS28758  Saxifraga bryophora George W. Gillett 1957-8-13 1052 Tehama 1/4 mi above Sulphur Works Checking Station (Brokeoff Mountain Trail); Lassen Volcanic National Park, Brokeoff Mountain Trail 2072 Comment
  CHSC46881  Schoenoplectus subterminalis Vernon Oswald 1989-8-29 3975 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  CHSC46977  Schoenoplectus subterminalis Vernon H. Oswald 1989-10-5 4023 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  CAS-BOT-BC243493  Scribneria bolanderi Milo Baker; Keith Wagnon 1953-6-1 s.n. Tehama 7 miles west of Paskenta Comment
  CAS-BOT-BC243530  Scribneria bolanderi John Thomas Howell; R. C. Barneby 1954-5-14 29571 Tehama 9 miles east of Paynes Creek 1005 Comment
  CDA12946  Scribneria bolanderi G. F. Hrusa 1996-5-2 12910 Tehama Central Valley; near corner of Plaskenta Rd. and Ottmar Ave (Dusty Way). Comment
  CHSC96677  Scribneria bolanderi Lowell Ahart; John Dittes, Andrea Craig 2007-5-13 13835 Tehama Along a poor dirt road, about 100 yards north of Manton Road, about 3.9 miles east northeast of the intersection of Manton Road and Wildcat Road, about 2 miles (air) southwest of Manton. 256 Comment
  JEPS103564  Scribneria bolanderi Lowell Ahart 2002-4-27 9556 Tehama About 10 yards NW of the cattle guard, NW of where the road is wide and one can park, along the W side of the dirt road that leads to the tower, E of Road M2, ca 8 miles W of Paskenta. 609 Comment
  UCD92476  Scribneria bolanderi A. A. Beetle 1943-5-25 1944 Tehama near Paynes Creek, east of Red Bluff. Comment
  RSA93509  Scrophularia californica Milo S. Baker, H. K. Wagnon 1953-5-31 12722 Tehama Logging road west of Paskenta near 5 mile post. Comment
  UC1950255  Scutellaria californica Barbara Ertter with Brad Olson 1991-7-6 10449 Tehama Toomes Camp Road (M22) 15.6 mi from Paskenta, 2.5 mi E of Forest Glade/Three Prong jct, ca 28 airmiles W of Corning, E side Tatham Ridge overlooking valley Comment
  UCD80403  Scutellaria californica CNPS SN Foothill Team 2005-6-21 SNNR 0379 Tehama USFS, Lassen National Forest. 641 Comment
  JEPS62905  Scutellaria siphocampyloides W. L. Jepson 1934-5-4 16624 Tehama 2 mi e of Andrews road station (Big Antelope Creek); Big Antelope Creek 76 Comment
  CHSC40727  Sedella pumila Pauleen Broyles 1982-4-23 459 Tehama Just s of Lassen Road. The Nature Conservancy Vina Plains Preserve. 70 Comment
  CHSC88854  Sedella pumila A. Peterson 2003-4-19 43 Tehama Sacramento River Bend Area (BLM) off Jellys Ferry Rd, about 7 mile NNE of Red Bluff. Yana Trail--Perry Riffle trailhead. UTM: between 570200E, 4460600N and 527300E, 4461300N. Comment
  CHSC90596  Sedella pumila Jean A. Graham 1988-4-24 19 Tehama S side of Plum Creek Rd., 3.5 mi se of Hwy 36 and ca. 28 mi ne of Red Bluff. Comment
  OBI76943  Sedella pumila Anthony Baniaga 2011-6-12 343 Tehama CDFG: Tehama State Wildlife Area. Roadside area along Plum crk rd (202) quad T28N R1E 684 Comment
  HSC65127  Sedella pumila J. P. Smith, J. O. Sawyer 1971-5-22 4653 Tehama 14.5 mi. W of Mineral on Hwy. 36 Comment
  CHSC90907  Sedum obtusatum Niall McCarten; Roxanne Bittman 1986-6-15 5462 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC91052  Sedum obtusatum David W. Isle 1995-5-2 1047 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. N of Bennett Ck., on Nomlaki Trail. 292 Comment
  CAS-BOT-BC533003  Sedum sanhedrinum Peter F. Zika 2012-7-13 25971 Tehama Above FS Rd 27N06, 0.2 road mi below terminus, 0.2 air km SE of summit of Tomhead Mountain, Yolla Bolly Mountains, North Coast Range Highlands (NCoRH) 2010 Comment
  JEPS127254  Selaginella hansenii Lowell Ahart, John Dittes, Josephine Guardino 2016-2-11 20695 Tehama About 100 yards northwest of the fish ladder, about 2 miles by trail to Highway 32. Comment
  RSA226784  Selaginella hansenii Ira L. Wiggins 1968-12-29 21050 Tehama Along Belle Mill Road about 5-6 miles E of Hwy 99, E of Red Bluff. 152 Comment
  CAS-BOT-BC363433  Senecio aronicoides John Thomas Howell 1960-8-19 36119 Tehama Lassen Volcanic National Park. Brokeoff Mt. Trail 2346 Comment
  UC1299447  Senecio aronicoides Freed W. Hoffman 1947-6-23 1639 Tehama Government Flat North Coast Ranges, Government Flat (Western Tehama County) Comment
  SD64393  Senecio aronicoides Darley F. Howe 1966-6-11 Tehama 5 miles south of Government Flat, Mendocino National Forest, ridge between Mendocino and Tehama Counties 1705 Comment
  UC726175  Senecio aronicoides A. A. Heller 1936-6-19 Tehama e Childs Meadows Comment
  CDA8613  Senecio eurycephalus G. Burrill 1955-4-29 Tehama Red Bluff - west side of airport. 0 Comment
  UCR119003  Senecio hydrophilus Beecher Crampton 1966-6-28 7772 Tehama West end Sacramento River Valley., 6 miles WSW of Paskenta (direct line), ridge between Hatchfield and Lake Hollow, Sheldon Jeffers Ranch. Spring above Lake Hollow. 457 Comment
  CHSC64341  Senecio vulgaris Vernon H. Oswald 1995-3-1 6499 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 an outcropping bordering the w edge of Manton Rd. just s of the borrow pit. 219 Comment
  JEPS103399  Senecio vulgaris Lowell Ahart 2002-4-27 9546 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
  HSC1821  Senecio vulgaris Larry Berti 1969-3-15 6 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam 213 Comment
  JEPS117639  Setaria pumila Lowell Ahart, John Dittes 2010-10-4 17289 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
  CHSC31247  Sidalcea celata L. Berti 1980-4-25 1030 Tehama Ca. 0.5 mi from Crane creek, along the roadside on Hwy 36. Comment
  CHSC71041  Sidalcea celata Vernon Oswald; Lowell Ahart 1998-5-14 9044 Tehama Hwy. 36 between Red Bluff and Plantina, 0.9 mi west of Bowman Rd. 201 Comment
  HSC86483  Sidalcea diploscypha J. Hunter 1988-4-24 72 Tehama Vina Plains Preserve, 30 m S Lassin Rd., 3 km E Hwy. 99, NE corner Safe pasture Comment
  CHSC102247  Sidalcea hartwegii L. P. Janeway; B. Castro 2009-4-25 9740 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  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
  RSA565071  Sidalcea hirsuta D. W. Taylor 1992-5-14 13437 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  UC1949062  Sidalcea malviflora subsp. laciniata Barbara Ertter 1991-5-18 9827 Tehama Rosewood ranch of Salt Creek ca 17 airmiles WNW of Red Bluff; ca 1/2 mi S of Hwy 36 along creek Comment
  RSA97938  Silene antirrhina Beecher Crampton 1953-4-29 1166 Tehama 4 milies S of Dales. Comment
  CHSC32789  Silene campanulata subsp. glandulosa James Jokerst 1980-6-18 881 Tehama North Coast Ranges. Near Mud Flat. 852 Comment
  HSC74851  Silene campanulata subsp. glandulosa J. P. Smith, Thomas W. Nelson 1978-7-22 10039 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 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
  CHSC101576  Silene gallica David Isle 1989-4-20 1618 Tehama Red Bluff Diversion Dam area; east of Sacramento River diversion. Comment
  CHSC79016  Silene gallica J. Marr; C. Warren, J. Cunningham 1998-4-20 Tehama West of Orland, vicinity of Williams Butte, and Round Valley/Garland Rd. 289 Comment
  CHSC96659  Silene gallica Lowell Ahart 2007-5-8 13762 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
  CHSC61417  Silene invisa Vernon H. Oswald; Lowell Ahart 1993-8-11 5797 Tehama Lassen Volcanic National Park. N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conrad and S of Twin Meadows. Bordering the W side of the meadow. 2036 Comment
  CAS-BOT-BC388996  Silene laciniata subsp. californica Elmer I. Applegate 1932-4-13 7042 Tehama Rosewood. Hills west of Red Bluff Comment
  CHSC90888  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5439 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  CHSC61419  Silene occidentalis subsp. occidentalis Vernon H. Oswald; Lowell Ahart 1993-8-18 5851 Tehama Lassen Volcanic National Park. E slope of Mt. Conard near the S boundary of the park, W of Spencer Mdw. 2057 Comment
  UC1001314  Smilacina racemosa Louise Kellogg 1952-7-14 40 Tehama Square Lake Trail from Ovenlid toward South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 1828 Comment
  JEPS103321  Smilacina stellata Lowell Ahart 2002-6-29 9810 Tehama On the S side of the upper E branch of Colby Creek, ca 1/8 mile E of Colby Mountain Lookout Road, ca 1 3/4 miles (air) E of Colby Mountain, ca 5 1/2 miles (air) NE of Butte Meadows. 1595 Comment
  CDA39213  Smilax californica L. Ahart, J. Dittes 2003-6-11 10271 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC117636  Solanum americanum Lowell Ahart; John Dittes 2016-8-25 21301 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Sillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderon. Undesignated section of San Buenaventura Land Grant. 117 Comment
  CHSC82314  Solanum parishii Lowell Ahart 2002-4-27 9561 Tehama On the side of a wash, on the north side of Road M2, about 50 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC113004  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  NY820830  Solanum rostratum B. J. Ertter 1989-10-21 8889 Tehama S side of NW arm of Black Butte Lake W of Orland 152 Comment
  CHSC66041  Solidago velutina subsp. californica Vernon H. Oswald; Lowell Ahart 1996-5-6 7515 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On walls by an intermittent stream at this location. 182 Comment
  CHSC77549  Solidago velutina subsp. californica Heidi West; Jenny Marr, Caroline Warren 1998-10-13 Tehama Vicinity of South Fork Cottonwood Creek and Dippingvat Flat. 304 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
  CHSC66088  Sonchus asper subsp. asper Vernon H. Oswald; Lowell Ahart 1996-5-27 7642 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the edge of the creek ca. 0.4 mi E of the W boundary of the reserve. 91 Comment
  SEINET11807870  Sonchus oleraceus Unknown 1982-1 853 Tehama Nature Conservancy Vina Plains Preserve Comment
  JEPS88334  Sorghum halepense Vernon H. Oswald and Lowell Ahart 1996-6-3 7688 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  RSA119094  Sparganium angustifolium subsp. emersum W. R. Russell 1958-7-9 s.n. Tehama State Highway 36, ca. 1 mile west of Mineral. Comment
  CHSC84318  Spartium junceum Lowell Ahart; John Dittes 2003-6-11 10242 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC64523  Spergularia rubra Vernon H. Oswald; Lowell Ahart 1995-4-3 6597 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the roadbed of the old highway at the s gate. 216 Comment