CHSC:V
CHSC099312 Lowell Ahart 14803A 2008-05-30
United States, California, Butte, Along a small drainage, below the high water line of Lake Oroville, about 300 yards east of the Enterprise Boat Launch Area, about 10 1/2 miles (air) northeast of Oroville. T19N R05E S01 NE1/4, 39.538889 -121.354167, 223m
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CHSC099318 Lowell Ahart 14791A 2008-05-30
United States, California, Butte, Along a small drainage, northwest part of the top of Big Bald Rock, about 14 miles (air) northeast of Oroville. T21N R06E S30 SE1/4, 39.648333 -121.344444, 976m
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CHSC099828 Lowell Ahart 15064 2008-07-09
United States, California, Plumas, Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte. T22N R09E S31 NW1/4, 39.730278 -121.019444, 1690m
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CHSC099807 Lowell Ahart 15050 2008-07-09
United States, California, Plumas, Bare gopher and mole mounds, basalt area, in a small meadow, about 20 yards east of the dirt road, about 1/4 mile east of the Feather Fork Mine, road is east of the main road and will take you east to the paved County Road, about 6 miles (air) northeast of La Porte. T22N R09E S13 SW1/4, 39.764722 -120.931667, 1686m
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CHSC102420 Lowell Ahart 16005 2009-07-09
United States, California, Butte, On damp to wet soil, in ditch, on the east side of the dirt road which is Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of highway 32, about 10 miles northeast of Chico. T23N R02E S35 near center, upper half, 39.811111 -121.722778, 236m
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CHSC102653 Lowell Ahart; John Dittes, Josephine Guardino 16338 2009-08-27
United States, California, Tehama, West side of pond on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. In area between Sec 23 SE1/4 and Sec 24 SW1/4. T29N R04E S23 SE1/4and S24 SW1/4, 40.355 -121.505, 1494m
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CHSC103442 Lowell Ahart 16532 2009-11-12
United States, California, Mendocino, Mud flat on the south side of the Russian River, below the high water line of Lake Mendocino, about 200 yards south of Highway 20. T16N R12W S14 SW1/4, 39.236389 -123.161944, 230m
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CHSC103490 Peter F. Zika 24074 2004-08-17
United States, Washington, Yakima, E side of Whites Pass, 2.5 air km E of Dog Lake, above South Fork Clear Creek., 46.658333 -121.318333, 1150m
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CHSC103697 Lowell Ahart 16665 2010-05-14
United States, California, Butte, Along a small drainage, near south park fence, Disc Golf Area, west of the entrance to the Disc Golf Area, about 120 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. T22N R02E S10 NE1/4, 39.7775 -121.735278, 351m
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CHSC107357 Lowell Ahart; John Dittes 17447 2011-06-09
United States, California, Tehama, Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. T24N R02W S, 39.869444 -122.043889, 81m
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CHSC108291 Lowell Ahart 17605 2011-07-23
United States, California, Nevada, South of the small meadow where there are two grave memorials, about 100 yards southwest of Bowman Lake Road, about 1/8 mile west of the bridge across the South Fork of the Yuba River, about 1 mile (air) north of Highway 20 at the intersection of Bowman Lake Road. T17N R12E S20 SW1/4, 39.319167 -120.659444, 1380m
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CHSC109634 Lowell Ahart; John Dittes 18339 2012-07-11
United States, California, Modoc, North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. T39N R08E S26 NW1/4, 41.1975 -121.020556, 1266m
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CHSC112324 Lowell Ahart; John Dittes, Josephine Guardino 18578 2013-04-24
United States, California, Mendocino, North Coast. South of the entrance and road, 2.9 miles (air) northwest of Pt. Arena, 3.3 miles (air) southwest of Manchester. T12N R17W S02 N1/2, 38.94 -123.729722, 15m
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CHSC112726 Lowell Ahart 19200 2013-10-22
United States, California, Glenn, Strand of Stony Gorge Reservoir, about 2 1/2 miles south of the dam, about 17 miles (air) northwest of Willows. T20N R06W S34 NW1/4, 39.554722 -122.523889, 241m
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CHSC113074 Lowell Ahart; John Dittes 18907 2013-07-23
United States, California, Lassen, On the southwest side of a man made pond, about 160 yards northwest of the four tall poles, Ash Creek State Wildlife Area, about 5.5 miles (air) northeast of Bieber, Big Valley. T39N R08E S33 SW1/4, 41.3275 -121.066111, 1268m
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CHSC112980 Lowell Ahart; John Dittes 18928 2013-07-24
United States, California, Modoc, Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. T39N R08E S29 SE1/4, 41.186944 -121.077222, 1263m
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CHSC113184 Lowell Ahart 19315 2013-11-30
United States, California, Yuba, On the southeast side of Dry Creek, about 30 yards southeast of Willow Glen Creek, below the high water line of Collins Lake, about 30 yards north of Marysville Road, about 2 1/2 miles west of Oregon House. T17N R06E S05 NE1/4, 39.363333 -121.316389, 357m
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CHSC113167 Lowell Ahart 19240 2013-11-13
United States, California, Butte, Below the high water line of Lake Oroville, along the sides of Sucker Creek, about 30 yards north of the South Fork of the Feather River, about 1/4 mile northwest of the Ponderosa Dam. T20N R06E S33 NW1/4, 39.55 -121.311944, 244m
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CHSC113246 Lowell Ahart 19412 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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CHSC113522 Lowell Ahart 19593 2014-07-07
United States, California, Butte, On the south side of Philbrook Road, about 1 mile (air) west of Philbrook Reservoir. T25N R04E S11 SE1/4, 40.032778 -121.485556, 1665m
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CHSC113367 Lowell Ahart 19339 2014-04-09
United States, California, Butte, Bottom of a drying pond, about 100 yards west of the parking area, west end of West Liberty Road, about one mile (air) south of Colusa Highway, about 7 miles (air) southwest of Gridley. T17N R01E S03 SE1/4, 39.348611 -121.838056, 20m
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CHSC113882 Lowell Ahart 19780 2014-08-26
United States, California, Plumas, Silt bars on the south side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. T22N R09E S28 NE1/4, 39.746111 -120.970833, 1534m
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CHSC114999 Lowell Ahart 20105 2015-03-28
United States, California, Lake, About 80 yards north of the south edge of the meadow, Barrel Spring Meadow,about 1/4 mile (air) west of Walker Ridge Road, about 3 miles (air) southwest of the intersection of Bear Valley Road and Brim Road, about 18 miles (air) west of Williams. T15N R06W S13 SW1/4, 39.144722 -122.479167, 696m
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CHSC116745 Lowell Ahart 20869 2016-05-24
United States, California, Butte, About 50 yards north of the ditch, about 150 yards south of La Porte Road, about 1/4 mile southwest of the intersection of La Porte Road and Loma Rica Road, about 3 1/4 miles (air) northeast of Honcut. T17N R04E S13 NW 1/4, 39.334722 -121.476667, 44m
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CHSC117140 Lowell Ahart; John Dittes 212014 2016-07-14
United States, California, Modoc, Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of Codunty Road 87, 1.73 miles (air) west of Adin, Big Valley. T39N R09E S30 NE1/4, 41.191389 -120.975833, 1274m
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CHSC117583 Lowell Ahart; John Dittes, Josephine Guardino 21361 2016-09-21
United States, California, Tehama, Road gutter, wet area on the west side of Highway 89, about 50 yards south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. T29N R04E S34 SW1/4, 40.412778 -121.531944, 1964m
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CHSC117520 Lowell Ahart; John Dittes 21140 2016-07-13
United States, California, Lassen, Scattered along the south edge of the pond, 90 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest ofk Adin, hills at the southern slope of Big Valley. T38N R08E S22 SW1/4, 41.114722 -121.042222, 1289m
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CHSC120858 Lowell Ahart; John Dittes Josephine Guardino 21882 2018-08-23
United States, California, Sierra, South side of Little Truckee River, Perazzo Meadow about one-mile northeast of the bridge across Little Truckee River about 3 miles (air) east of Webber Lake. T19N R14E S24 NE 1/4, 39.492222 -120.351111, 1978m
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CHSC115220 L. P. Janeway 10581 2011-07-26
United States, California, San Bernardino, San Bernardino Mountains. San Bernardino National Fest; along Road2N08 in an eastern fork of Knickerbocker Canyon, 2.0 air-km south of Big Bear Lake (the lake) and 1.3 air-kim northwest of Snow Summit. T02N R01E S29 NE1/4 of SW1/4 USGS Quadrangle: Big Bear Lake 1:24,000, 34.2275 -116.902222, 2309m
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CHSC099166 Lowell Ahart; John Dittes, Josephine Guardino 14646 2008-04-11
United States, California, Merced, On dry soil, along the fence, about 20 yards east 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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CHSC089788 R. Fischer; J. Marr 421 2004-05-22
United States, California, Shasta, Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on western edge Modoc Plateau. Located off road between McArthur and Rat Farm, E side. In vernal pool on mdw, part of the old McArthur Swamp. USGS Quadrangle: Fall River Mills 1:24,000, 41.085833 -121.405556, 1012m
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CHSC091156 David Isle 1043 1995-05-02
United States, California, Tehama, Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Mud Flat Cpgd sp. area S of spur 23N35A. T23N R07W S28 NW1/4 of NW1/4 USGS Quadrangle: Hall Ridge, 39.827222 -122.658333, 652m
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CHSC099619 LeRoy Gross; Naomi Frage, Bill Hogshead 2360 2005-06-21
United States, California, San Bernardino, Transverse Ranges; San Bernardino Mountains region: Deep Creek where Squint Ranch Road (3N34) ends at creek bottom. Northeast of Bacon Flats. Started at 34.30126N, 117.12800W to 34.30131N, 117.12756W. Followed riverbed upstream a short distance. T03N R02W S31 NW1/4 of SE1/4 USGS Quadrangle: Lake Arrowhead 1:24,000, 34.301111 -117.127222, 1280m
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CHSC097381 Paul Maslin 35 2006-01-01
United States, California, Butte, Sierra Nevada Range, west of Hwy 32 between Chico and Forest Ranch within Big Chico Creek Ecological Reserve (BCCER). Growing on disturbed soil at edge of Chico Canyon Road. UTM: 10609754E 4410048N. USGS Quadrangle: Paradise West 1:24,000, 39.833056 -121.7175, 247m
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CHSC094045 R. D. Fischer 709 2005-09-01
United States, California, Butte, Sierra Nevada foothills, adjacent Hwy. 32, at the lower Humboldt Trailhead at the edge of Bidwell Park. Plants were growing on a springy slope, part of the old, by-passed, roadbed. USGS Quadrangle: Paradise West 1:24,000, 39.785833 -121.726944, 396m
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CHSC120996 B. Castro; E. MacKinnon, R. Irwin 2252 2018-03-29
United States, California, Tehama, Sacramento Valley. Near the Sacramento River inlet of East Sand Slough side-channel, ca 0.4 mi S of river, 900 ft E of I-5 and 325 ft N of Antelope Blvd. T27N R03W S20 ctr of NE1/4 USGS Quadrangle: Red Bluff East 1:24,000, 40.182778 -122.222778, 78m
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CHSC099684 LeRoy Gross; John Gross 2402 2005-09-12
United States, California, San Bernardino, Transverse Ranges; San Bernardino Mountains region: Along east side of Dry Lake, and stream that drains into, from Lodgepole Springs. Along shore line and meadows nearby. T01N R01E S36 SE1/4 of SE1/4 USGS Quadrangle: San Gorgonio 1:24,000, 34.121389 -116.826667, 2750m
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CHSC107974 B. Castro; Robin Carter, Jessica Boyt 1859 2011-04-25
United States, California, Colusa, Sacramento Valley. Extreme west edge of Sacramento Valley; ca I mi southeast of Funks Reservoir and 0.2 mi northeast of Tehama-Colusa Canal. Large +- alkaline vernal pool/marsh. In vernal pool in compacted E-W road track that goes through marsh. T17N R04W S23 NE1/4 of NW1/4 USGS Quadrangle: Sites 1:24,000, 39.316111 -122.277778, 49m
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CHSC121458 Peter F. Zika 23945 2008-07-29
United States, Washington, King, S side of Route 906, W side of Snoqualmie Pass., 47.425 -121.415, 915m
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CHSC121719 Peter F. Zika 23068 2007-06-26
United States, Washington, King, Weedy land between railroad and waterfront, near Alaska Was S and S Jackson Street, Seattle., 47.598333 -122.335, 5m
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CHSC121824 Peter F. Zika 23120 2007-07-02
United States, Washington, Clark, Lacamas Creek floodplain near powerline and NE Goodwin Road, 1.5 air km NW of Lacamas Lake., 45.636667 -122.46, 55m
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CHSC121823 Peter F. Zika 23113 2007-07-02
United States, Oregon, Columbia, N of Pittsburg Road, 0.5 km W of Route 30, St. Helens., 45.865 -122.821667, 50m
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CHSC122115 Peter F. Zika 25629 2011-07-14
United States, Oregon, Clackamas, Route 26, 2 air miles N of Boring., 45.451667 -122.371667, 1100m
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CHSC122087 Peter F. Zika 25397 2010-08-30
United States, Oregon, Lincoln, W side of Route 101, 1 km south of bridge over Yaquina Bay, Newport., 44.61 -124.051667, 10m
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CHSC124745 Josephine Guardino 215 1993-05-29
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; south side of Big Valley Canal. T39N, R8E, se¼ Sec. 33. Big Swamp 7.5' Quad., 41.169692 -121.052728, 1266m
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CHSC125413 Lowell Ahart; John Dittes, Jeff Souza 22836 2022-06-26
United States, California, Tehama, East side of a poor road crossing from Highway 32 to improved dirt road, about 45 yards east of the broken bridge, about 1 mile southwest of the intersection of Highway 32 and Highway 36 (89). T28N R5E southeast ¼ Section 21., 40.272278 -121.428667, 1388m
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CHSC027063 Lowell Ahart 1682 1978-05-01
United States, California, Butte, Peter Ahart Ranch, Honcut. On the bottom of a swale., 39.351111 -121.517778, 50m
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CHSC028135 J. D. Jokerst 212 1979-05-06
United States, California, Butte, Peter Ahart Ranch, N.E. of intersection of Palermo-Honcut Hwy. and Central House Rd., 39.343611 -121.537778
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CHSC031838 L. Ahart 1682 1978-05-01
United States, California, Butte, Peter Ahart Ranch, Honcut. Bottom of a small swale in a farmed field., 39.360556 -121.506389, 50m
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CHSC031842 L. Ahart 2378 1980-06-15
United States, California, Butte, On a sand bar on the edge of a large wash, ca. 1.5 mi n and 1 mi e of Honcut. Peter Ahart Ranch., 39.350556 -121.515833, 50m
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CHSC037151 L. Ahart 3501 1982-05-30
United States, California, Sutter, On bottom and sides of a small wash on nw part of Myers Ranch, ca. 3/4 mi w of Myers home, Sutter Buttes., 39.273333 -121.8275, 50m
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CHSC038918 Vernon Oswald 648 1983-06-07
United States, California, Butte, Upper Bidwell Park, Chico, on the north slope near the head of the stream which crosses Upper Park Rd. 0.5 mi e of the power lines., 39.786111 -121.753333, 198m
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CHSC041443 Lowell Ahart 5295 1986-05-24
United States, California, Sutter, Near a small wash that flows into the stream below the pond, about 1/2 mile south of the Dean Cabin, Dean Ranch, about 3 1/4 miles north-west of Sutter, Sutter Buttes., 39.215556 -121.781944, 244m
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CHSC043791 Vernon Oswald 1161 1984-04-22
United States, California, Butte, Upper Bidwell Park, Chico, between Upper Park Rd. & Chico Creek near Parking Area O e of Salmon Hole., 39.784444 -121.743333, 183m
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CHSC044296 V. Oswald; L. Ahart 3334 1988-05-21
United States, California, Tehama, Thomes Creek ca. 1 mi e of Paskenta. T24N R06W S34, 39.887778 -122.530556, 219m
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CHSC044523 Lowell Ahart 6005 1988-05-15
United States, California, Butte, On the south side of Oroville Dam Boulevard, east of McDonald's, Oroville., 39.503889 -121.551944, 43m
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CHSC047535 Lowell Ahart 494 1974-06-23
United States, California, Butte, On the bottom of a small wash, Peter Ahart Ranch, about 1 1/2 miles north and 1 mile east of Honcut, about 12 miles south of Oroville., 39.349722 -121.516111, 37m
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CHSC049607 Vernon Oswald 2986 1987-06-12
United States, California, Butte, East side of Sacramento River just n of Golden State Island (perhaps technically in Glenn County because of shifting channel). T21N R01W S15, 39.676389 -121.632222, 34m
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CHSC050381 Vernon Oswald; Lowell Ahart 4231 1990-05-23
United States, California, Glenn, Grindstone Creek between Rd 305 (Grindstone Rancheria Rd) and Rd 306 (Newville-Stonyford Rd), between Chrome and Elk Creek. T21N R06W S15 NW1/4, 39.678889 -122.529167, 189m
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CHSC061491 Vernon H. Oswald; Lowell Ahart 5447 1993-05-27
United States, California, Glenn, Rd. 304, ca. 1.5 mi S of Hwy. 162, at the NE end of Stony Gorge Reservoir, near Elk Creek. T20N R06W S15 NW1/4, 39.594167 -122.525278, 258m
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CHSC061518 Lowell Ahart 6940 1993-05-15
United States, California, Butte, Fallow rice field, on the north side of Biggs Princeton Road, about 2 miles west of Biggs. T18N R02E S09 south border, 39.421389 -121.754444, 30m
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CHSC062515 B. Castro; L. P. Janeway 455a 1992-05-10
United States, California, Butte, Banks of winding drainage channels in flats just SE of Neal Road. T21N R02E S14 SE1/4 of SW1/4 USGS Quadrangle: Hamlin Canyon 1:24,000, 39.669444 -121.728611, 55m
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CHSC065072 Vernon H. Oswald; Lowell Ahart 7076 1995-07-17
United States, California, 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. On the dry bed of Pool 9 in the southern cluster (S side of Inks Creek Rd.). T29N R02W S35 NW1/4 of NW1/4, 40.328611 -121.063056, 213m
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CHSC066169 Vernon H. Oswald; Lowell Ahart 7658 1996-05-27
United States, California, Butte, Sacramento River National Wildlife Refuge, Llano Seco Unit. U.S. Fish and Wildlife Service parcel between 7 Mile Lane and the Sacramento River . T20N R01W S12 SW1/4 of NE1/4, 39.603333 -121.921944, 32m
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CHSC071104 Lowell Ahart 7957 1998-05-02
United States, California, Butte, Graded north side of Evens Reimer Road, about 1/4 mile east of Pennington Road, about 5 miles (air) southwest of Gridley. T17N R02E S07 SW1/4, 39.333333 -121.7925, 21m
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CHSC071509 Vernon H. Oswald; Lowell Ahart 9305 1998-07-15
United States, California, Colusa, West side of county on Walker Ridge Rd. 8.2 mi south of Bartlett Springs Rd, 6.3 mi north of Hwy. 20. In meadow. T14N R06W S12, 39.076667 -122.480556, 792m
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CHSC081326 Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-06-11
United States, California, Colusa, Vicinity of Funks Creek and Logan Ridge. T18N R04W S USGS Quadrangle: Sites 1:24,000, 39.3625 -122.320556, 107m
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CHSC086963 B. Castro; Michelle Cedarborg 1425 2003-05-01
United States, California, Colusa, Vicinity of Logan Ridge, Sites Peak and Lurline Creek. In wet mud just downstream of pond at creek headwaters. T16N R04W S USGS Quadrangle: Sites 1:24,000, 39.269722 -122.33, 206m
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CHSC086792 Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-06-02
United States, California, Tehama, Vicinity of Salt Creek, Newville Road, and Newville. T23N R06W S USGS Quadrangle: Newville 1:24,000, 39.801667 -122.547778, 229m
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CHSC087838 Lowell Ahart 10986 2004-06-01
United States, California, Tehama, On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta. T24N R06W S34 SE1/4, 39.888333 -122.524722, 243m
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CHSC101403 David Isle 1571 2006-05-06
United States, California, Colusa, East of Maxwell abt 1 mile; S of Maxwell Rd & e of Lyons Rd in north Dirk's organic rice field (check). T16N R03W S03 NW1/4-NE1/4 S04, 39.2725 -122.177778, 30m
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CHSC061118 Vern H. Oswald 5346 1993-05-05
United States, California, Glenn, Main unit of Sacramento Wildlife Refuge located ca. 7 mi S of Willows, SW corner of Cell 2, tract 38, south of Norman Rd. T18N R03W S27 SW1/4 ofSE1/4, 39.379722 -122.181111, 26m
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CHSC047536 Lowell Ahart 3960 1983-05-04
United States, California, Sutter, Along the edge of Pass Road, about 4 miles W of Kellogg Road, Sutter Buttes., 39.205833 -121.855833, 46m
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CHSC090947 Lowell Ahart 11737 2005-04-18
United States, California, Butte, Overflow area on the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico. T20N R01W S, 39.621111 -121.981944, 26m
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CHSC094868 Lowell Ahart 12714 2006-06-11
United States, California, Glenn, About 100 yards north of the ford across Stony Creek (Forest Road 18N03), about 2 miles (air) northeast of the North Fork Campground, about 5 1/4 miles west-northwest of Stonyford. T18N R07W S15 SW1/4, 39.405556 -122.636389, 596m
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CHSC096539 Lowell Ahart 13746A 2007-05-08
United States, California, 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. T27N R04W S04 north half, 40.225556 -122.296389, 111m
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CHSC097238 Lowell Ahart 13971 2007-06-03
United States, California, Butte, West of the bridge across Concow Creek, west side of Jordan Hill Road, about 1 1/2 miles (air) southwest of Concow Reservoir. T22N R04E S21 SW1/4, 39.745556 -121.538611, 415m
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CHSC099280 Lowell Ahart; John Dittes 14958 2008-06-20
United States, California, Lassen, In meadow, around a new pond, about 30 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 miles (air) northeast of Bieber. T39N R08E S34 NE1/4, 41.183056 -121.036111, 1263m
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CHSC103724 Lowell Ahart 16666 2010-05-14
United States, California, Butte, Near south park fence, Disc Golf Area, about 200 yards west of the entrance to the Disc Golf Area, west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. T22N R02E S10 NE1/4, 39.7775 -121.735278, 351m
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CHSC112774 Lowell Ahart; John Dittes 18929 2013-07-24
United States, California, Modoc, Edge of a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. T39N R08E S29 SE1/4, 41.186944 -121.077222, 1263m
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CHSC117196 Lowell Ahart; John Dittes 20987 2016-06-07
United States, California, Lassen, 120 yards east of Stonebreaker Road, 0.6 miles south of County Road A-2, 5.3 miles (air) east of Bieber, 7.3 miles (air) southwest of Adin, hills at the southern slope of Big Valley. T38N R08E S22 SW1/4, 41.114722 -121.042222, 1289m
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CHSC112937 B. Castro 1925 2012-05-29
United States, California, Butte, Sacramento Valley. Between hwy 99 and the Thermalito Afterbay levee, ca 0.6 mi S of jcn of Hwys 99 and 162W, ca 0.4 mi N of Hamilton Rd. T19N R03E S31 NW1/4 of SW1/4 USGS Quadrangle: Biggs 1:24,000, 39.456389 -121.688056, 35m
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CHSC116625 Lowell Ahart; Josephine Guardino 20786 2016-04-19
United States, California, Contra Costa, Below the high water line of Los Vaqueros Reservoir, 1.4 miles northwest of Los Vaqueros Reservoir Mrina, 1.9 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, 37.825833 -121.759444, 145m
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CHSC098875 Lowell Ahart; John Dittes, Josephine Guardino 14647 2008-04-11
United States, California, Merced, Along the fence, about 20 yards east 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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CHSC088538 B. Castro 1437 2003-05-15
United States, California, Colusa, Vicinity of Logan Ridge, Sulphur Gap and Lurline Creek. At edge of stock pond. T16N R04W S USGS Quadrangle: Sites 1:24,000, 39.260556 -122.337778, 197m
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CHSC121903 Peter F. Zika 24150 2008-08-27
United States, Oregon, Wasco, Both sides of Route 44, Dufer Valley Road, 4.5 air miles E of Mt. Hood National Forest., 45.423333 -121.301667, 745m
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CHSC078936 Lowell Ahart 8705 2000-10-02
United States, California, Sierra, About 100 yards west of the Pacific Crest Trail and Bunker Hill Ridge, about 1 1/2 miles southeast of Pilot Peak, about 8 miles (air) northeast of La Porte. T22N R10E S15 SW1/4, 39.764444 -120.856389, 1920m
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CHSC080985 Lowell Ahart 9031 2001-07-27
United States, California, Nevada, Strand of Prosser Creek Reservoir, south of Commemorative Emigrant Trail, about 1/4 mile east of Highway 89, about 4 miles (air) north of Truckee. T18N R16E S26 NE1/4, 39.386944 -120.1775, 1747m
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CHSC084182 Lowell Ahart 10426 2003-07-18
United States, California, Plumas, In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. T22N R08E S25 NE1/4, 39.741111 -121.033056, 1710m
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CHSC060863 Vernon H. Oswald; Lowell Ahart 5598 1993-06-28
United States, California, Lassen, Rd. 35N04 at Aspen Well, N of Hwy 44 on the NW edge of Harvey Valley, NE of Poison Lake. T33N R08E S21 SE1/4, 40.706389 -121.08, 1725m
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CHSC066275 Vernon H. Oswald; Lowell Ahart 7838 1996-06-24
United States, California, Lassen, Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. Modoc Plateau. On the W side of the meadow just S of the cabins. T31N R11E S29 NW1/4 of NW1/4, 40.524444 -120.764444, 1634m
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CHSC061347 Lowell Ahart 7119 1993-07-29
United States, California, Butte, Near a seep, about 2 1/2 miles north-east of Bald Mountain, about 6 1/2 miles north-east of Stirling City. T24N R05E S08 n border, NE1/4, 39.958611 -121.431667, 1585m
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CHSC061892 Lowell Ahart 7182 1993-09-10
United States, California, Sierra, In a small drying meadow, near red rock outcrops, on the west side and near the end of a poor dirt road that leads to a camp and stream, on the north side of Mount Fillmore, about 1 mile south-west of the dirt road from Gibsonville to Johnsville. T22N R10E S27 SW1/4, 39.735833 -120.853333, 2134m
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CHSC040257 Lowell Ahart 5134 1985-07-11
United States, California, Plumas, Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte., 39.743889 -121.007222, 1585m
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CHSC042517 Lowell Ahart 5575 1987-05-06
United States, California, Butte, Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap., 39.723333 -121.469444, 271m
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CHSC046600 V. Oswald; L. Ahart 3868 1989-07-21
United States, California, Butte, Junction of Willow and Colby creeks on the n side of Humboldt Rd, ca. 1 mi w of Jonesville. On the w side of Colby Creek. T26N R04E S14 NE1/4, 40.111667 -121.485278, 1487m
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CHSC078330 Lowell Ahart 8503 2000-06-23
United States, California, Yuba, About 100 yards east of the meadow along La Porte Road, about 100 yards north of Scales Road, about 3 miles northeast of Strawberry Valley. T20N R08E S15 NW1/4, 39.595833 -121.072778, 1219m
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CHSC059018 Lowell Ahart 6882 1992-07-29
United States, California, Butte, In a very small meadow, on rocky slopes, about 1 mile north-east of the Carr Mine, about 3/4 mile north-west of Lotts Lake. T25N R05E S10 SW1/4, 40.034722 -121.403889, 1798m
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CHSC065354 Lowell Ahart 7672 1995-10-03
United States, California, Butte, East of the dirt road, along a small branch of Willow Creek, about 1/2 mile west of Humbug Summit. T26N R05E S13 near center, 40.107105 -121.393188, 1981m
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CHSC065387 Lowell Ahart 7627 1995-09-13
United States, California, Plumas, On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. T22N R10E S05 SE1/4, 39.795 -120.881111, 1829m