CHSC:V
CHSC061483 Vernon H. Oswald 5464 1993-06-01
United States, California, Glenn, Sacramento National Wildlife Refuge located ca. 7 mi S of Willows, just S of the Checking Station located S of Norman Rd. (NW end of Cell 3, Pool 7A). Common on the dry bed of a tule marsh. T18N R03W S22 NE1/4 of NE1/4, 39.405833 -122.175, 24m
CHSC:V
CHSC045862 Lowell Ahart 3070 1981-09-06
United States, California, Plumas, On a sandbar along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills., 40.080556 -120.924167, 1097m
CHSC:V
CHSC034055 L. Ahart; M. S. Taylor 3041 1981-08-15
United States, California, Butte, On drying bottom of north side of Snag Lake, ca. 10 mi n of Inskip., 40.081944 -121.448333, 1500m
CHSC:V
CHSC034287 L. Ahart 3070 1981-09-06
United States, California, Plumas, On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills., 40.080556 -120.924167, 1200m
CHSC:V
CHSC042973 Lowell Ahart 5759 1987-07-03
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., 39.780278 -121.401667, 271m
CHSC:V
CHSC077223 G. Schoolcraft 2560 1996-09-11
United States, California, Lassen, Lower end of Willow Creek below petroglyphs and above dam. T30N R14E S07, 40.469722 -120.448611, 1341m
CHSC:V
CHSC037073 L. Ahart 3844 1982-10-06
United States, California, Butte, Peter Ahart Ranch. Along edges of North Honcut Creek, ca. 1 mi n and e mi e of Honcut., 39.342778 -121.492778, 50m
CHSC:V
CHSC042948 Lowell Ahart 5766 1987-07-03
United States, California, Butte, Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of the Jarbo Gap., 39.780278 -121.401667, 271m
CHSC:V
CHSC045861 Lowell Ahart 680 1974-11-09
United States, California, Butte, On the bottom of a drained rice field, Peter Ahart Ranch, about 2 miles north and 1/2 mile east of Honcut, about 12 miles south of Oroville., 39.357778 -121.526111, 37m
CHSC:V
CHSC023425 K. R. Stern 3781 1972-09-19
United States, California, Butte, Margin of Perkins Lake, Llano Seco Rancho, ca. 10 mi sw of Chico., 39.588333 -121.959444
CHSC:V
CHSC099434 LeRoy Gross 261 2000-08-25
United States, California, Los Angeles, Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Hiked west from park heading toward Hansen Dam. Perennial river from the Tujunga Ponds, man disturbed wash., 34.2675 -118.375833, 325m
CHSC:V
CHSC042054 Lowell Ahart 5452 1986-11-09
United States, California, Butte, On the bottom of a pond, about 1/10 mile sout of the clay burrow for Oroville Dam, 1/4 mile east of Larkin Road, about 6 miles south-west of Oroville., 39.441944 -121.649444, 37m
CHSC:V
CHSC047472 Lowell Ahart 1558 1977-08-31
United States, California, Yuba, Growing in shallow water in a rice field, on the Sam Shintaffer Farm, about 2 miles north-east of Marysville., 39.171667 -121.546111, 27m
CHSC:V
CHSC001345 V. Holt
United States, California, Butte, W. Sacramento Ave, Chico., 39.730833 -121.895278, 55m
CHSC:V
CHSC023615 J. Cox 1975-07-04
United States, California, Plumas, SE side of Lake Almanor., 40.214722 -121.065833
CHSC:V
CHSC020847 K. R. Stern 5802 1975-07-23
United States, California, Plumas, W shore of Lake Almanor., 40.231944 -121.209167, 1372m
CHSC:V
CHSC089446 Lowell Ahart 11445 2004-10-04
United States, California, Lake, Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. T15N R06W S09 NE1/4, 39.166944 -122.528889, 447m
CHSC:V
CHSC094597 Lowell Ahart 13289 2006-09-11
United States, California, Butte, South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. T23N R05E S32 NE1/4, 39.807222 -121.436667, 432m
CHSC:V
CHSC094656 Lowell Ahart 13371 2006-09-28
United States, California, Butte, On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. T23N R05E S14 SW1/4, 39.8475 -121.394722, 445m
CHSC:V
CHSC073067 Joseph E. Laferriere 3155 1997-09-13
United States, Rhode Island, Providence, Smithfield, 337 Waterman Ave. (Route 104) near Esmond Mill.
CHSC:V
CHSC022445 R. A. Schlising 1252 1959-10-08
United States, Wisconsin, Dane, One half mile west of Cross Plains where Hwy. 14 crosses Black Earth Creek. On sand bank by creek. T07N R07E S04
CHSC:V
CHSC022446 R. A. Schlising; M. Musolf 1711d 1960-08-01
United States, Wisconsin, Dane, Goldenrod-sedge meadow along Hwy. 78, about 3 miles southwest of junction with Hwy. 12. T09N R06E S26
CHSC:V
CHSC022447 Robert A. Schlising 567 1956-08-12
United States, Wisconsin, Lincoln, Gravel Pit. T35N R05E S27
CHSC:V
CHSC010208 Robert M. Downs 5232 1968-09-11
United States, West Virginia, Morgan, Alluvial field and woods along Potomac River. Two miles west of railroad crossing at Orleans Cross Roads on County Road.
CHSC:V
CHSC102132 Lowell Ahart; John Dittes, Josephine Guardino 16239 2009-07-29
United States, California, Plumas, On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. T27N R08E S28 NW1/4, 40.175278 -121.094722, 1591m
CHSC:V
CHSC102529 Lowell Ahart 16491 2009-10-27
United States, California, Napa, Below the high water line of Lake Berryessa, about 50 yards southeast of Eticuera Creek, about 150 yards south of Eticuera Parking Area at the northeast end of the causeway, on the south side of Berryessa Knoxville Road, about 20 miles (air) northwest of Winters. T10N R04W S26 SE1/4, 38.676944 -122.271667, 130m
CHSC:V
CHSC103020 Lowell Ahart 16447 2009-10-12
United States, California, Napa, Below the high water line of Lake Berryessa, along Capell Creek northeast of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile soutwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. T08N R03W S30 east border of SW1/4, 38.510278 -122.2325, 133m
CHSC:V
CHSC106206 Lowell Ahart; John Dittes 17080 2010-08-31
United States, California, Modoc, On the north side of a wash, near pond, about 50 yards east of the fence, south edge of the meadow, Ash creek State Wildlife aArea, 2300 feet north of Lassen County Linee, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. T39N R08E S26 SE1/4, 41.190833 -121.014444, 1268m
CHSC:V
CHSC108130 Lowell Ahart 17725 2011-10-29
United States, California, Butte, On the bare sides of a ditch, on the south side of Biggs Princeton Road, about 500 yards west of Riceton Highway, about 1 mile northwest of Biggs. T18N R02E S15 NE1/4, 39.421111 -121.735833, 27m
CHSC:V
CHSC108320 Lowell Ahart 17628 2011-08-17
United States, California, Butte, Aboout 10 yards north of the trail, north of the crossing and on the east side of Big Chico Creek, about 50 yards west of Ten Mile House Road, Upper Bidwell Prk, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. T23N R02E S35 SW1/4, 39.805833 -121.727222, 204m
CHSC:V
CHSC112475 Lowell Ahart 19199 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
CHSC:V
CHSC112472 Lowell Ahart; John Dittes 18792 2013-06-09
United States, California, Shasta, On the bottom of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. T38N R05E S, 41.101389 -121.409444, 1007m
CHSC:V
CHSC112625 Lowell Ahart 19090 2013-10-01
United States, California, Colusa, Inner North Coast Range. Strand of East Park Reservoir, about 2 1/2 miles (air) southeast of Stonyford, about 2 1/2 miles northwest of Lodoga, about 10 miles (air) northwest of Sites. T18N R06W S10, 39.334722 -122.518333, 365m
CHSC:V
CHSC112676 Lowell Ahart 19148 2013-10-19
United States, California, Glenn, On the east side of the backwater, along the west side of the Sacramento River, about 300 yards north of the bridge, west of Butte City. T19N R01W S32, 39.462222 -121.994444, 27m
CHSC:V
CHSC113148 Lowell Ahart 19236 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
CHSC:V
CHSC113118 Lowell Ahart 19262 2013-11-17
United States, California, Butte, Along the sides of McCabe Creek, below the high water line of Lake Oroville, about 5/8 of a mile southwest of the Enterprise Bridge across Lake Oroville. T20N R06E S07 NW1/4, 39.5225 -121.345278, 245m
CHSC:V
CHSC113359 Lowell Ahart 19409 2014-04-25
United States, California, Butte, Sides of a cleaned ditch, on the west side of Richvale South Highway, south of the intersection of Richvale West Road and Richvale South Highway, Richvale. T19N R02E S21 NE1/4, 39.492778 -121.745, 30m
CHSC:V
CHSC113582 Lowell Ahart 19738 2014-08-24
United States, California, Plumas, 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
CHSC:V
CHSC113856 Lowell Ahart 19841 2014-09-09
United States, California, Plumas, Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. T20N R08E S04 SW1/4, 39.615556 -121.096111, 1070m
CHSC:V
CHSC116077 Lowell Ahart; John Dittes 20174 2015-07-16
United States, California, Modoc, North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking area on 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, 41.198333 -121.016944, 1268m
CHSC:V
CHSC116330 Lowell Ahart 20555 2015-10-16
United States, California, Butte, On the west side of the Feather River, about half way of and east of One Mile Pond, about 6 miles (air) east of Biggs. T18N R03E S10 SW1/4, 39.426111 -121.624722, 27m
CHSC:V
CHSC117289 Lowell Ahart; John Dittes 21189 2016-07-14
United States, California, Modoc, South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. T39N R09E S30 NE1/4, 41.191389 -120.975833, 1274m
CHSC:V
CHSC009954 S. H. Sohmer 3706 1968-08-16
Canada, Quebec, Cascapedia River on the Gaspe Peninsula ca. 47 mi n of New Richmond.
CHSC:V
CHSC024409 D. E. Brink 1159 1976-07-21
United States, Wyoming, Sheridan, Whitney Coal Site. T57N R83W S07 NW1/4 of NW1/4 USGS Quadrangle: Acme
CHSC:V
CHSC055247 L. P. Janeway 1986-05-02
United States, California, Solano, Suisun Marsh. Southeast side of Van Sickle Island adjacent to the Sacramento River. T03N R01E S USGS Quadrangle: Antioch North, 38.065 -121.870556
CHSC:V
CHSC055246 S. C. Morey 1986-08-11
United States, California, Solano, Suisun Marsh. West side of Van Sickle Island adjacent to Honker Bay. T03N R01E S USGS Quadrangle: Antioch North, 38.071111 -121.908611
CHSC:V
CHSC109272 Scott D. White; Matt Carlton 9869 2003-11-20
United States, California, Orange, Santa Ana Mountain Foothills: San Juan Creek in San Juan Capistrano T08S R07W S07 USGS Quadrangle: Dana Point, 33.491667 -117.65, 24m
CHSC:V
CHSC099895 Lowell Ahart; John Dittes 15243 2008-08-21
United States, California, Merced, On the bottom of Dutchman Slough, about 220 yards south 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, 37.183611 -120.3975, 53m
CHSC:V
CHSC096192 R. Fischer 896 2006-07-21
United States, California, Shasta, Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a wet grassy meadow near the western edge of Horr Pond. USGS Quadrangle: Fall River Mills 1:24,000, 41.112222 -121.440278, 1009m
CHSC:V
CHSC072978 Jennifer Owens 100 1996-09-26
United States, Colorado, Larimer, Rolland Moore Park just west of the Senior Center at Drake and Shields in Fort Collins. T07N R69W S22 USGS Quadrangle: Fort Collins, 1539m
CHSC:V
CHSC110315 B. Castro 1599 2006-08-10
United States, California, Butte, Sacramento Valley. Ca 1 mi W of Hwy 99 and 3 mi NE of Richvale, just S of the Western cnal siphon in Cherokee Canal. On E side of canal at dirt road crossing the canal. T19N R02E S12 NW1/4 of NW1/4 USGS Quadrangle: Shippee 1:24,000, 39.521944 -121.706944, 35m
CHSC:V
CHSC099225 John C. Dittes; Rudolph A. Dittes 1424 2006-10-30
United States, California, Riverside, South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. T01N R15W S USGS Quadrangle: Van Nuys 1:24,000, 33.764167 -117.121389, 207m
CHSC:V
CHSC120623 I. Johnston 1343 1917-06-14
United States, California, Los Angeles, Southern California. West of Pomona.
CHSC:V
CHSC120624 Frank W. Pierson 5283 1924-10-19
United States, California, Orange, Wintersberg.
CHSC:V
CHSC038691 Vernon Oswald 452 1983-05-08
United States, California, Butte, Upper Bidwell Park, Chico, at the s-w corner of the Omicron Plot ca. 500 ft e of the junction of Wildwood Ave. & Upper Park Rd., 39.765556 -121.7975, 85m
CHSC:V
CHSC084622 Lowell Ahart; John Dittes 10591 2003-09-17
United States, California, 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. T24N R02W S, 39.954167 -122.047778, 61m
CHSC:V
CHSC087308 Lowell Ahart 10828 2004-05-02
United States, California, Sutter, On a ridge, northwest of the old homestead at the large rock outcrop, on the west side of the South Butte, Sutter Buttes, about 5 miles (air) northwest of Sutter. T16N R01E S26 SW1/4, 39.205556 -121.825556, 411m
CHSC:V
CHSC066204 Vernon H. Oswald; Lowell Ahart 7723 1996-06-03
United States, California, Tehama, Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. T28N R03W S22 NW1/4 of SE1/4, 40.262222 -122.186389, 91m
CHSC:V
CHSC034133 L. Ahart 3189 1981-09-19
United States, California, Butte, On edges of a pond ca. 100 m n of Cresta Powerhouse, and a little e of Feather River along hwy 70, ca. 12 mi s of Storrie., 39.826389 -121.409444, 550m
CHSC:V
CHSC026647 M. S. Taylor 1513 1977-11-10
United States, California, Butte, In dry irrigation ditch on s side of Crauch Rd, ca. 300 ft w of its jct with Lone Pine Ave, ca. 4 mi s of Chico., 39.6825 -121.874167, 30m
CHSC:V
CHSC066675 Vernon H. Oswald; Lowell Ahart 8097 1996-07-22
United States, California, Butte, Sacramento River National Wildlife Refuge, Llano Seco Unit. U. S. Fish and Wildlife parcel between 7 Mile Lane and the Sacramento River. Growing in gravel on the edge of the public access parking lot on Seven Mile Lane, adjacent to the SE corner of Tract 2, Santuary II. T20N R01E S07 SE1/4 of NW1/4, 39.605556 -121.908611, 34m
CHSC:V
CHSC021144 M. S. Taylor 924 1975-10-03
United States, California, Butte, Abundant in mud on Big Chico Creek, under bridge over River Rd, ca. 10 mi w of Chico., 39.704444 -121.939167, 37m
CHSC:V
CHSC066303 Vernon H. Oswald 7897 1996-06-27
United States, California, Tehama, Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Growing in moist gravel on the bed of the creek ca. 0.5 mi E of the W boundary. T25N R03W S30 NE1/4 of SW1/4, 39.9925 -122.248056, 101m
CHSC:V
CHSC077224 G. Schoolcraft 2575 1996-09-16
United States, California, Sierra, Long Valley Creek just s. of Sierra County line. T21N R17E S02, 39.705556 -120.036667, 1524m
CHSC:V
CHSC076290 Lowell Ahart 8270 1999-09-21
United States, California, Butte, Large disturbed area along 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, 39.620833 -121.980278, 32m
CHSC:V
CHSC076289 Lowell Ahart 8242 1999-09-17
United States, California, Yuba, On the margins of a rice field, south of Woodruff Lane, just east of Mathews road, east of Sam Shintaffer's rice dryer, about 5 miles (air) northeast of Marysville. T16N R04E S, 39.213611 -121.545556, 24m
CHSC:V
CHSC034331 L. Ahart 3096 1981-09-06
United States, California, Plumas, On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills., 40.080556 -120.924167, 1200m
CHSC:V
CHSC032972 J. P. Smith; Advanced Taxonomy Class 4950 1971-10-06
United States, California, Humboldt, Dunes at the end of Murray road in McKinleyville., 40.956389 -124.126667
CHSC:V
CHSC038619 Vernon Oswald 845 1983-07-08
United States, California, Butte, Upper Bidwell Park, Chico, in the bed of Lindo channel near the flood-control weir., 39.762222 -121.798056, 79m
CHSC:V
CHSC041076 Pauleen Broyles 675 1982-05-28
United States, California, Tehama, The Nature Conservancy Vina Plains Preserve. Disturbed area along Sheep Camp Ditch in s pasture and w of barn. T24N R01W S28 SW1/4, 39.899722 -121.986944, 62m
CHSC:V
CHSC024813 E. L. Rilla 31 1976-09-18
United States, California, Butte, .5 mi s of Gridley Rd on Pennington Rd in the Gray Lodge Waterfowl Management Area. Bench Marker 72 1 mi directly w of collection area. T17N R01E S, 39.355 -121.798611, 21m
CHSC:V
CHSC042489 Lowell Ahart 5706 1987-05-27
United States, California, Butte, On a sand bar along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap., 39.780278 -121.401667, 271m
CHSC:V
CHSC037072 L. Ahart 3845 1982-10-06
United States, California, Butte, Along edges of North Honcut Creek, Peter Ahart Ranch, ca. 3 mi ne of Honcut., 39.358056 -121.490556, 50m
CHSC:V
CHSC031170 M. S. Taylor 1883 1978-09-08
United States, California, Butte, Along flood control slough, ca. 4 mi n of Chico, on Hwy 99., 39.801389 -121.905833, 61m
CHSC:V
CHSC045473 Lowell Ahart 1215 1976-10-01
United States, California, Sierra, On a pile of road gravel along the edge of Ridge Road, about 3 miles east of Highway 49, about 3 miles south of Camptonville., 39.426389 -120.994444, 914m
CHSC:V
CHSC001348 D. Bower 1953-07-16
United States, California, Butte, 3A Llano Seco., 39.5725 -121.958611, 30m
CHSC:V
CHSC090818 Lowell Ahart 11782 2005-05-02
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
CHSC:V
CHSC054895 Joy H. Nishida; Charles Bier 740 1984-06-13
United States, Pennsylvania, Greene, 1.9 km ESE of Majorsville, West Virginia: along S bank of Enlow Fork of Wheeling Creek., 39.95 -80.5, 262m
CHSC:V
CHSC094487 Lowell Ahart 13236 2006-08-29
United States, California, Butte, In the field north of the canal and Parking Lot 16, west of the gravel road, Gray Lodge Wildlife Area (Gray Lodge Waterfowl Management Area). T17N R01E S16 NE1/4, 39.330556 -121.854722, 20m
CHSC:V
CHSC094442 Lowell Ahart 13132 2006-08-09
United States, California, Colusa, North side and under the bridge across Stony Creek, just north of Stonyford. T18N R06W S29 between SW1/4 of SE1/4, 39.382222 -122.551667, 347m
CHSC:V
CHSC094565 Lowell Ahart 13290 2006-09-11
United States, California, Butte, South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. T23N R05E S32 NE1/4, 39.807222 -121.436667, 432m
CHSC:V
CHSC094698 Lowell Ahart 13354 2006-09-26
United States, California, Colusa, Along the deep ditch, south side of the Delevan National Wildlife Refuge, north side of Maxwell Road, about 3 miles west of Colusa Princeton Road, about 5 1/2 miles east of Maxwell. T17N R02W S33 SW1/4, 39.275833 -122.090278, 24m
CHSC:V
CHSC095024 Lowell Ahart 13496 2006-10-23
United States, California, Plumas, On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. T20N R08E S02 SW1/4, 39.616389 -121.051111, 1281m
CHSC:V
CHSC097208 Lowell Ahart; Josephine Guardino 14329 2007-07-20
United States, California, Plumas, Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. T24N R13E S22 NW1/4, 39.9325 -120.513889, 1764m
CHSC:V
CHSC037111 L. Ahart 3891 1982-10-15
United States, California, Butte, On bottom of North Honcut Creek, ca. 2.7 mi ne of Honcut., 39.3485 -121.4883, 50m
CHSC:V
CHSC074579 Bobby Morris 37 1998-10-12
United States, Colorado, 2/3 mile past Shields, just off of Drake, in Spring Creek. T07N R69W S27, 1554m
CHSC:V
CHSC062255 Richard R. Halse 4558 1992-09-14
United States, Washington, Klickitat, Lyle; on a shoal by the mouth of the Klickitat River (southeast side) in the Columbia River. T02N R12E S03, 22m
CHSC:V
CHSC059792 John Laitsch 10921 1982-08-31
United States, Pennsylvania, Beaver, Collected along River bank near Beaver Creek. Ohioville Twp., 183m
CHSC:V
CHSC054898 Otto E. Jennings; Grace K. Jennings 6456 1920-08-01
United States, Pennsylvania, Monroe, Near Tobyhanna.
CHSC:V
CHSC054899 John Bright 1924-09-14
United States, Pennsylvania, Allegheny, Thompson's Run.
CHSC:V
CHSC019789 Robert M. Downs 7638 1969-09-01
United States, West Virginia, Mineral, On NW slope facing Potomac River across from Kitzmiller, MD.
CHSC:V
CHSC102142 Lowell Ahart; John Dittes, Josephine Guardino 16238 2009-07-29
United States, California, Plumas, On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. T27N R08E S28 NW1/4, 40.175278 -121.094722, 1591m
CHSC:V
CHSC103008 Lowell Ahart 16448 2009-10-12
United States, California, Napa, Below the high water line of Lake Berryessa, along Capell Creek northeast of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile soutwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. T08N R03W S30 east border of SW1/4, 38.510278 -122.2325, 133m
CHSC:V
CHSC110398 Lowell Ahart 18462 2012-09-28
United States, California, Butte, Just east of the east end of Sycamore Pool in Big Chico Creek, Lower Bidwell Park, Chico. T22N R01E S26 NE1/4, 39.736389 -121.829167, 62m
CHSC:V
CHSC110389 Lowell Ahart 18465 2012-09-28
United States, California, Butte, Gravel bar in the middle of Big Chico Creek, about 30 yards east of the freeway, Lower Bidwell Park, Chico. T22N R01E S25 NW1/4, 39.738889 -121.821944, 66m
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CHSC113589 Lowell Ahart 19737 2014-08-24
United States, California, Plumas, 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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CHSC113624 Lowell Ahart 19812 2014-08-31
United States, California, Plumas, On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. T22N R09E S30 NE1/4, 39.741667 -121.01, 1536m
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CHSC116099 Lowell Ahart; John Dittes 20375 2015-07-15
United States, California, Modoc, North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on 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, 41.198333 -121.016944, 1268m
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CHSC116032 Lowell Ahart 20677 2015-11-19
United States, California, Yuba, 100 yards or more north of the spillway area, below the high water line, west side of Lake Francis, about 1-1/2 miles south of Dobbins. T17N R07E S05 NE1/4, 39.359722 -121.206667, 512m
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CHSC116292 Lowell Ahart 20556 2015-10-16
United States, California, Butte, On west side of Feather River, about half way of and east of One Mile Pond, about 6 miles (air) east of Biggs. T18N R03E S10 SW1/4, 39.426111 -121.624722, 27m