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CHSC090940 Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 11751 2005-04-20
United States, California, Plumas, On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. T23N R05E S12 NE1/4, 39.867222 -121.293056, 484m
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CHSC092510 Lowell Ahart 12524 2005-12-11
United States, California, Butte, On the sides of small ditches, on the Rice Experiment Station, between the Main Ditch and Stine Lateral, on the north side of Hamilton Road, about 1/4 mile east of Riceton Highway, about 2 1/4 miles (air) east of Biggs. T19N R02E S35 SW1/4, 39.450556 -121.721111, 30m
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CHSC093490 Lowell Ahart 12593 2006-05-08
United States, California, Butte, About 300 yards south of the three Gray Pines on the rim of Coal Canyon, about 2 miles northwest of the parking area, cow chute, and Cherokee Road, North Table Mountain, about 7 miles (air) north of Oroville. T20N R04E S07 SW1/4, 39.600556 -121.572778, 337m
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CHSC094737 Lowell Ahart 12782 2006-06-15
United States, California, Glenn, On the west side of the creek, about 30 yards south of the ford across Stony Creek (Forest Road 18N03), about 2 miles (air) northeast of the North Fork Campground, about 5 1/4 miles (air) west-northwest of Stonyford. T18N R07W S15 SW1/4, 39.405556 -122.636389, 596m
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CHSC096464 Lowell Ahart; Brian Williams 13642 2007-04-13
United States, California, Placer, Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. T13N R06E S34 NW1/4, 38.937222 -121.302778, 44m
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CHSC097482 Lowell Ahart 13786 2007-05-12
United States, California, Yuba, Along road to the power towers, about 100 yards north of the first power tower, about 150 yards north of Fruitland Road, about 13 miles (air) northeast of Marysville. T17N R04E S26 SW1/4, 39.295278 -121.500556, 36m
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CHSC098129 Richard R. Halse 6924 2006-04-22
United States, Oregon, Linn, At the OSU Botany & Plant Pathology Field Laboratory just east of Corvallis on the north side of State Hwy. 34., 44.566944 -123.242778, 61m
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CHSC098979 Lowell Ahart 14751 2008-05-12
United States, California, Butte, Below the high water line of Lake Oroville, on the east side of Sucker Creek, about 100 yards north of where Sucker Creek enters the South Fork of the Feather River, about 1/4 mile northwest of the Ponderosa Dam. T20N R06E S33 NW1/4, 39.550278 -121.310833, 258m
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CHSC099741 Lowell Ahart; John Dittes 14966 2008-06-20
United States, California, Lassen, About 10 yards west of where the levee road crosses Big Valley Canal, in Big Valley, about 4 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.0 miles (air) northeast of Bieber. T39N R08E S34 NE1/4, 41.183056 -121.036111, 1263m
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CHSC100963 Lowell Ahart; Josephine Guardino, Steve Green 15494 2009-02-20
United States, California, Butte, Near the north side of Cedar Grove, Lower Bidwell Park, Chico. T22N R01E S24 SE1/4, 39.745278 -121.810556, 67m
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CHSC101319 Lowell Ahart 15604 2009-04-22
United States, California, Butte, West side of the Guardians Trail, along the small drainage, just north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Mile House Road, about 10 miles northeast of Chico. T23N R02E S35 SE1/4, 39.803889 -121.702222, 382m
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CHSC103751 Lowell Ahart 16723 2010-05-22
United States, California, Butte, North of the road, about 100 yards west of the fence, about 1/4 mile east of the parking area, North Table Mountain, about 4 1/2 miles (air) northeast of Oroville. T20N R04E S20 NE1/4, 39.583333 -121.540833, 388m
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CHSC103669 Lowell Ahart 16582 2010-04-30
United States, California, Butte, Area of erosion control, disk golf area, on a ridge about 200 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. T22N R02E S10 NE1/4, 39.779444 -121.734444, 369m
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CHSC108946 Peter F. Zika 15042 2000-05-27
United States, Washington, San Juan, Mineral Point, San Juan Island, Puget Sound. T36N R03W S28, 3m
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CHSC112295 Lowell Ahart; John Dittes, Josephine Guardino 18607 2013-04-26
United States, California, Mendocino, North Coast. Base of eroding cliffs, above the sand beach, 1.1 miles (air) southeast of Anchor Bay, 2.0 miles (air) northwest of mouth of Gualala River. T11N R15W S20 SW1/4, 38.789167 -123.561111, 3m
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CHSC113243 Lowell Ahart 19416 2014-04-26
United States, California, Butte, Sides of a cleaned ditch, on the south side of Butte City Highway (Highway 162), collected from the railroad to the east about 200 yards, east of the Rice Experimental Station. T19N R02E S34 NE1/4, 39.464722 -121.730556, 30m
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CHSC113378 Lowell Ahart 19355 2014-04-15
United States, California, Butte, Near a small drainage, below the high water line of Lake Oroville, about 400 yards west of the old road, about 3 1/2 miles (air) northeast of Oroville Dam. T20N R05E S19 SE1/4, 39.581389 -121.458056, 236m
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CHSC113370 Lowell Ahart 19363 2014-04-16
United States, California, Butte, On the sides but near the bottom of a large canal, about 100 yards north of East Gridley Road, on the west side of the Feather River, about 2 miles east of Gridley. T18N R03E S33 SW1/4, 39.367222 -121.648333, 30m
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CHSC116136 Lowell Ahart 20633 2015-11-07
United States, California, Butte, On the bottom of Grizzly Creek, flows into Dark Canyon, about 1/8 mile southwest of the parking area at the end of old highway Alternate 40, strand of Lake Oroville, about 4 miles (air) south of Highway 70, about 8 miles (air) southeast of Paradise. T21N R04E S14 NW1/4, 39.679167 -121.497778, 231m
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CHSC120364 Lowell Ahart; John Dittes 21686 2018-04-12
United States, California, Shasta, About 50 yards east of the gravel road, Plateau top, near Eagle Canyon, just northeast of confluence of North Fork Battle Creek and Digger Creek, 2.6 miles (air) west-southwest of Manton, 4.8 miles (air) south-southwest of Shingletown. T30N R01E S25 NE1/4, 40.425833 -121.919444, 408m
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CHSC093899 Richard R. Halse 6829 2005-06-30
United States, Oregon, Wallowa, Wallowa National Forest; along F.S. Road 3955 ca. .6 miles north of its junction with F.S. Road 39; ca. 28 miles south of Imnaha., 45.180556 -116.873611, 1187m
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CHSC119255 P. Douglas; E Painter, E Neese, N Hastings, R Smith, C Popoliz HL 1063 1995-03-31
United States, California, Monterey, Fort Hunter Liggett (Ammunition Supply Point buffer area), between 1st and 2nd vernal pools S of road to Ammunition Supply Point from Jolon Road, N of dirt road inside installation fence paralleling Jolon Road, ca. 2.7 air km due N of San Antonio River, ca. 3 air km due E of San Antonio River. UTMs (NAD 27, map estimate): zone 10S, 666500 E, 3980600 N., 285m
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CHSC094262 Lowell Ahart 12983 2006-07-16
United States, California, Butte, In the west edge of a large wet meadow and bog, about 20 yards east of the poor dirt road, about 100 yards south of the cabin, about 3/4 mile (air) northwest of Jonesville, about 5 miles (air) northeast of Butte Meadows. T26N R04E S12 SW1/4, 40.120556 -121.474722, 1569m
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CHSC100440 Lowell Ahart 15365 2008-09-10
United States, California, Plumas, On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. T21N R09E S10 NW1/4, 39.695556 -120.966111, 1593m
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CHSC111148 Lowell Ahart 18192 2012-06-14
United States, California, Butte, On the south side of the path, south of CARD Community Center, Lower Bidwell Park, Chico. T22N R01E S26 NE1/4, 39.733889 -121.833889, 62m
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CHSC115553 Lowell Ahart; John Dittes 20433 2015-08-05
United States, California, 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. T29N R04E S25 NE1/4, 40.347222 -121.483611, 1498m
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CHSC119066 Richard R. Halse 8168 2011-04-26
United States, Oregon, Douglas, Along Cow Creek Road ca. 27.6 miles northwest of Glendale., 42.911944 -123.527222, 249m
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CHSC119945 Lowell Ahart; John Dittes 21633 2017-07-20
United States, California, Nevada, South bank of Prosser Creek, south side of Carpenter Valley, about 200 yards north of the poor dirt road, about 4 miles (air) west x southwest of Hobart Mills, about 5.2 miles (air) northwest of Truckee, southeast corner of Carpenter Valley. T18N R15E S24 SW1/4, 39.385 -120.254167, 1908m
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CHSC116614 Lowell Ahart; Josephine Guardino 20773 2016-04-19
United States, California, Contra Costa, Undesignted section of Canada de Los Vaqueros Land Grant. 1.8 miles (air) northwest of Los Vaqueros Reservoir Marina, 2.1 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. T01S R02E S USGS Quadrangle: Byron Hot Springs 1:24,000, 37.832222 -121.765833, 160m
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CHSC092534 L. P. Janeway 8344 2005-03-10
United States, California, Butte, Cascade Range Foothills. East edge of city of Chico; north side of Humboldt Road 1.8 km northeast of Bruce Road. T22N R02E S21 SW1/4 USGS Quadrangle: Chico 1:24,000, 39.744444 -121.768333, 134m
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CHSC095105 L. P. Janeway 8736 2006-07-02
United States, California, Siskiyou, Klamath Ranges. Salmon Mountains; east side of Trail Gulch (Creek) about 100 m south of its mouth at South Fork Salmon River (and Carter Meadow). Edge of large moist meadow. T39N R09W S20 SW1/4 of SW1/4 USGS Quadrangle: Deadman Peak 1:24,000, 41.218611 -122.930833, 1585m
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CHSC098886 Lowell Ahart; John Dittes, Josephine Guardino 14634 2008-04-11
United States, California, Merced, Above the high margins of vernal pools, about 40 yards southeast of the wire gate on the south side of Sandy Mush Road, 3.7 miles west of Highway 99, about 8.5 miles south-southeast of Merced. T09S R14E S01 NW1/4 USGS Quadrangle: El Nido, 37.185278 -120.3975, 53m
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CHSC092983 R. Fischer 462 2005-05-21
United States, California, Shasta, Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Along water edge near northern end of Big Lake in meadow. USGS Quadrangle: Fall River Mills 1:24,000, 41.126667 -121.409167, 1007m
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CHSC115479 L. P. Janeway; Emily Meigs Doe 11667 2015-04-22
United States, California, Butte, Northern High Sierra Nevada. Plumas National Forest; southwest side of Old Forbestown Road, 0.8 road-km north of Forbestown Road and New York Flat Road. T19N R06E S11 NW1/4 of NW1/4 USGS Quadrangle: Forbestown 1:24,000, 39.524722 -121.275833, 855m
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CHSC118501 L. P. Janeway 11954 2016-05-09
United States, California, Butte, Northern High Sierra Nevada. Plumas National Forest; upper north-facing slope above the South Fork Feather River arm of Lake Oroville, 0.4 km northwest of the junction of Ponderosa Way and Road 19N19. T19N R06E S05 SW1/4 of SE1/4 USGS Quadrangle: Forbestown 1:24,000, 39.528333 -121.320556, 701m
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CHSC090970 L. P. Janeway; J. Tuitele-Lewis, S. Mackey Hillaire, M. Brown 8382 2005-05-09
United States, California, Butte, Northern High Sierra Nevada. Plumas National Forest; Ridge on southwest side of Rim Road (Ponderosa Way) 0.9 km southeast of junction with Concow Road; north end of Rocky Ridge. T23N R04E S36 NW1/4 of SE1/4 USGS Quadrangle: Pulga 1:24,000, 39.804444 -121.474722, 991m
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CHSC089695 R. Fischer; J. Marr 404 2004-05-26
United States, California, Shasta, Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Collected along N shore of Big Lake. USGS Quadrangle: Timbered Crater 1:24,000, 41.126667 -121.401944, 1009m
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CHSC122704 L. P. Janeway 12878 2019-04-21
United States, California, Shasta, Klamath Ranges. Swasey Recreation Area (BLM); near the eastern end of the eastern access dirt road, near Meiner’s Loop Trailhead. T31N, R6W, NE¼ of SE¼ of sec. 12. Redding 7.5' quad., 40.551944 -122.486667, 326m
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CHSC122741 L. P. Janeway 12901 2019-04-25
United States, California, Butte, Plumas National Forest; at junction of Lumpkin Road and Road 20N67 at head of Nutmeg Creek; lower Feather Falls. TRS: T20N, R6E, NE1/4 of SE1/4 of sec. 15. Forbestown 7.5' quad., 39.589444 -121.281111, 774m
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CHSC123019 Lowell Ahart; John Dittes, Josephine Guardino 22167 2020-07-04
United States, California, Plumas, Around the edges of a meadow, about 220 yards south of the dirt road, about 3/4 mile west of the sign to Camal Peak, about 3 miles (air) southwest of Tamarack Flat, about 4 miles (air) west of Little Grass Valley Reservoir Dam. T22N, R8E, Section 33., 39.712361 -121.094778, 1597m
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CHSC123464 Lowell Ahart; John Dittes, Josephine Guardino 22280 2021-03-21
United States, California, Yuba, On the north side of the dirt road, about 100 yards east of the canal, north of the towers, about 1/2 mile east of the parking area on the south side of Dolan Harding Road, Daugherty Hill Wildlife Area. T16N, R6E, Section 6., 39.308167 -121.327139, 320m
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CHSC123452 Lowell Ahart; John Dittes, Josephine Guardino 22294 2021-04-04
United States, California, Butte, In the middle of Rocky Honcut Creek, about 40 yards west of the siphon, about 2¼ miles northwest of Bangor. T18N, R5E northwest ¼ Section 16., 39.421583 -121.417056, 195m
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CHSC123598 Lowell Ahart 22354 2021-05-08
United States, California, Butte, Southwest corner of Olive Highway (162) and Lower Wyandotte Road, in Oroville. T19N, R4E, southwest ¼ Section 16., 39.502417 -121.539528, 79m
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CHSC124414 Josephine Guardino 285 1993-06-09
United States, California, Modoc, Modoc Plateau; Big Valley, Ash Creek State Wildlife Area; 7.2 air-miles northeast of Bieber, 4.5 air-mile west of Adin; southwest of Elkins Lane Parking Lot, deeper part of Vernal Swale. T39N, R8E, se ¼ Sec. 27; Big Swamp 7.5' Quad., 41.184461 -121.031381, 1268m
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CHSC124511 Josephine Guardino 248 1993-05-30
United States, California, Lassen, Modoc Plateau; Big Valley, Ash Creek State Wildlife Area, 6.0 air-mile southwest of Adin, 5.6 air-miles northeast of Bieber; northeast of Wayman Barn; north of Big Valley Canal; T39N, R8E, se 1/4 Sec. 33; Big Swamp 7.5' Quad., 41.171292 -121.052794, 1266m
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CHSC125051 L.P. Janeway; Evan MacKinnon 13673 2022-03-23
United States, California, Butte, Northern Sierra Nevada Foothills. Lake Oroville State Recreation Area; Loafer Creek area; between Loafer Creek Campground and the main picnic area. T19N, R5E, SE 1/4 of sec. 6. Oroville Dam 7.5' quad., 39.530833 -121.446389, 280m
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CHSC125138 Wendy L. Boes; Reed Kenny and Rick Wachs 2018-011 2018-04-20
United States, California, Nevada, Northern High Sierra Nevada, San Juan Ridge, Montezuma Hill-Volcanic outcrop along Redbud Trail., 39.32302 -121.06388, 843m
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CHSC125429 Lowell Ahart; John Dittes, Jeff Souza 22734 2022-06-13
United States, California, Tehama, Gravel bar, on the west side of the West Branch of Deer Creek, about 50 yards south of Highway 32 and West Branch of Deer Creek Bridge, about one mile southwest of the intersection of Highway 32 and Highway 36 (89)., 40.269506 -121.433556, 1387m