CHSC:V
CHSC084966 Lowell Ahart 10674 2003-10-23
United States, California, Colusa, On the east strand of East Park Reservoir, about 1/8 mile northwest of Sites Lodoga Road, about 1 mile north of Lodoga, about 21 miles west of Maxwell. T17N R06W S24 NW1/4, 39.314444 -122.488889, 368m
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CHSC085540 R. M. Myers 5025 1974-10-06
United States, Illinois, McDonough, 2 mi W of Macomb. Prairie.
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CHSC085542 R. M. Myers 3158 1970-07-30
United States, Illinois, McDonough, Glenwood Pk.
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CHSC107136 R. E. Brainerd 1563 2009-07-22
United States, California, Shasta, Above Crystal Creek, 1.2 miles northwest of Whiskeytown Lake, 14 air miles west-northwest of Redding. UTM Zone 10 530318E 4501867N., 40.6675 -122.640278, 405m
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CHSC106702 Barbara Ertter; Elizabeth Neese, laure Fujii, Dawn Espindola 8890 1989-10-21
United States, California, Tehama, S side of NW arm of Black Butte Lake, W of Orland. T23N R05W S, 39.811667 -122.366667, 152m
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CHSC089011 W. Till 2002-09-06
Austria, Lower Austria, Thermenlienie, Rosskopfwiesen north of the airfield Bad Vslau. Meadow., 47.966667 16.25, 230m
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CHSC094404 Lowell Ahart 13138 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 and SE1/4, 39.382222 -122.551667, 347m
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CHSC097293 Lowell Ahart 14490 2007-08-19
United States, California, Butte, About 2 1/4 miles (air) southeast of Honcut, about 13 miles (air) southeast of Oroville. T17N R04E S14 SW1/4, 39.325278 -121.493333, 49m
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CHSC097685 Lowell Ahart 14559 2007-11-03
United States, California, Butte, Along a very small stream, below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. T21N R04E S06 NE1/4, 39.705833 -121.563056, 259m
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CHSC097776 Lowell Ahart 14522 2007-10-31
United States, California, Butte, West of the official parking area, strand of Lake Oroville, Foreman Creek Area, about 1 mile south of Highway 162 (Oroville Quincy Road), about 7 miles (air) northeast of Oroville. T20N R05E S18 SE1/4, 39.581111 -121.454722, 225m
CHSC:V-VascularPlants
CHSC097723 Lowell Ahart 14599 2007-11-13
United States, California, Placer, East side of a shallow ditch, on the west side of Camp Far West Road, at the north edge of the town of Sheridan. T13N R06E S19 SW1/4, 38.987222 -121.3775, 35m
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CHSC102293 Lowell Ahart 16464 2009-10-12
United States, California, Napa, Below the high water line of Lake Berryessa along Capell Creek east of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile southwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. T08N R03W S30 E border of SW1/4, 38.510278 -122.2325, 437m
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CHSC108140 Lowell Ahart 17729 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
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CHSC110982 Lowell Ahart 18126 2012-07-02
United States, California, Butte, On the south side of Highway 70, about 1/2 mile southwest of Pentz Magalia Highway. T21N R04E S30 SE1/4, 39.639167 -121.575, 163m
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CHSC111279 R. E. Brainerd 1734 2010-08-06
United States, California, Siskiyou, Weed. South Davis Avenue ca. 200 feet south of the elementary school. UTM Zone 10 551712E 4586236N., 41.42684 -122.38127, 1082m
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CHSC112336 Lowell Ahart 18828 2013-07-09
United States, California, Butte, South side of North Honcut Creek, west of the steel power line, about 2 mile (air) northeast of Honcut, about 13 miles (air) southeast of Oroville. T17N R04E S11 SW1/4, 39.339444 -121.496944, 38m
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CHSC112496 Lowell Ahart 19201 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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CHSC112649 Lowell Ahart 19173 2013-10-19
United States, California, Glenn, Between the river and the large gravel bar, along the west side of the Sacramento River, southwest of the boat launch area, west of Butte City. T19N R01W S32, 39.462222 -121.994444, 27m
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CHSC112583 Lowell Ahart 19042 2013-09-17
United States, California, 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. T23N R05W S35 SE1/4, 39.802778 -122.394722, 136m
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CHSC112804 Lowell Ahart 19003 2013-08-08
United States, California, Glenn, North end of Grizzly Flat, strand of Black Butte Reservoir, about 9 miles (air) west of Orland. T22N R05W S13 NW1/4, 39.779444 -122.373889, 133m
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CHSC113050 Lowell Ahart 19077 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
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CHSC113541 Lowell Ahart 19876 2014-09-23
United States, California, Butte, Near a small drainage, on the northeast part of Horseshoe Lake, about 100 yards northeast of the Rod and Gun Club, Upper Bidwell Park, about one mile east of Chico. T22N R02E S08 SW1/4, 39.771944 -121.781111, 89m
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CHSC113940 Lowell Ahart 19693 2014-07-18
United States, California, Butte, Border of an irrrigated field, Doug Upton property, about 100 yards west of Lone Tree Road, about 2 miles (air) southwest of Palermo. T18N R03E S24 NE1/4, 39.406111 -121.577778, 35m
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CHSC115663 David Isle; Terril Wolt 2139 2014-09-24
United States, California, Colusa, Northern Sacramento Valley Foothills: W side East Park Reservoir, ~0.3 mi S of boatlaunch, ~ 100 yds E of normal lake edge in muddy clay soil. (Gilmore Peak California: 10S -0541629E, 4355225N). T17N R06W S10 NW1/4, 39.340767 -122.516839, 354m
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CHSC115631 David Isle; Rhonda Isle 2143 2014-09-27
United States, California, Colusa, Northern Sacramento Valley Foothills: W side East Park Reservoir, ~0.3 mi S of boatlaunch, ~ 100 yds E of normal lake edge in muddy clay soil. (Gilmore Peak California: 10S -0541629E, 4355225N). T17N R06W S10 NW1/4, 39.340767 -122.516839, 354m
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CHSC116151 Lowell Ahart 20603 2015-10-26
United States, California, Butte, Strand of Lake Oroville, on west side of West Branch of Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. T22N R04E S06 SE1/4, 39.699722 -121.561667, 208m
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CHSC116469 R. F. Thorne; E. W. Lathrop, W. Wisura 49567 1977-07-08
United States, California, Orange, Santa Ana Mountains: San Juan Canyon at Lower Picnic Camp, just below Ortega Highway (74).
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CHSC117649 Lowell Ahart; John Dittes 21285 2016-08-25
United States, California, Tehama, About 40 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Conflunce, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. T30N R04W S, 40.470833 -122.261667, 117m
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CHSC117868 Arnold Tiehm 17233 2015-09-08
United States, Nevada, Churchill, Lahontan Valley, Fallon, T-Canal at the junction of Highway 50 and Coleman Road on the west side of Fallon. T19N R28E S26, 39.478056 -118.809167, 1213m
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CHSC118414 Peter F. Zika; Sarah Krock 28251 2016-08-12
United States, Washington, Pierce, Junction of Clark and Kaufman Avenues, Joint Base Lewis-McChord, 47.090278 -122.619167, 75m
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CHSC119236 E. Neese; E. Painter HL 2113 1995-08-21
United States, California, Monterey, Fort Hunter Liggett (Training Area 29), upper reaches of San Antonio Reservoir, ca. 2.0 air km SE of mouth of McGowan Canyon, ca. 2.2 air km E of confluence of Deer Creek and San Antonio River. UTMs (NAD 27, map estimate): zone 10S, 677500 E, 3973000 to 3973200 N., 240m
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CHSC120413 Peter F. Zika 29104 2017-08-20
United States, Oregon, Umatilla, S shore of Columbia River reservoir, Lake Umatilla, N of I-84, 15.2 air km E of NE tip of Big Blalock Island., 45.912778 -119.415, 80m
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CHSC121068 Peter F. Zika 29118 2017-08-21
United States, Oregon, Morrow, S shore of Coulumbia River, 12.0 air km ESE of NE tip of Big Blalock Island., 45.9075 -119.4575, 80m
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CHSC121095 Richard R. Halse 10131 2017-07-18
United States, Montana, Yellowstone, Billings; around 5400 Midland Road., 45.748056 -108.5525, 966m
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CHSC091952 Barbara L. Wilson 10808 2002-08-30
United States, Oregon, Wasco, Rest area on east-bound Interstate Highway I-84 at Memaloose State Park east of Mosier. UTM: 10T 628923e 5061445n. T03N R12E S32, 45.694722 -121.342778, 91m
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CHSC111503 David J. Keil 31425 2012-07-18
United States, California, San Luis Obispo, Oceano. 1731 Railroad Street, near intersection with Ocean Street. Base of retaining wall between road and warehouse., 35.1 -120.616389, 8m
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CHSC088924 Lowell Ahart 11402 2004-09-14
United States, California, Butte, On the east side of Palermo Honcut Highway, about 20 feet south of Palermo Road, east part of Palermo. T19N R04E S09 NW1/4, 39.435278 -121.5375, 58m
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CHSC094425 Lowell Ahart 13206 2006-08-22
United States, California, Colusa, North side and under the bridge across Stony Creek, just north of Stonyford. T18N R06W S29 between SW1/4 and SE1/4, 39.382222 -122.551667, 347m
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CHSC094401 Lowell Ahart 13164 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 and SE1/4, 39.382222 -122.551667, 347m
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CHSC094758 Lowell Ahart 13338 2006-09-11
United States, California, Butte, South side of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. T23N R05E S32 NE1/4, 39.807222 -121.436389, 432m
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CHSC094985 Lowell Ahart 13434 2006-10-08
United States, California, Butte, East side of the North Fork of the Feather River, just east of where the river flows into a pool, on the west side of Highway 70, about 1/2 mile north of the Cresta Power House. T23N R05E S22 SW1/4, 39.831667 -121.411111, 610m
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CHSC097286 Lowell Ahart 14491 2007-08-19
United States, California, Butte, About 2 1/4 miles (air) southeast of Honcut, about 13 miles (air) southeast of Oroville. T17N R04E S14 SW1/4, 39.325278 -121.493333, 49m
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CHSC097742 Lowell Ahart 14560 2007-11-03
United States, California, Butte, Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. T21N R04E S06 NE1/4, 39.705833 -121.562778, 259m
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CHSC097759 Lowell Ahart 14601 2007-11-13
United States, California, Placer, On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. T17N R06E S27 NE1/4, 39.036667 -121.295, 74m
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CHSC100523 Lowell Ahart 15405 2008-11-04
United States, California, Butte, On the east edge of the paved road, about 100 yards south of the entrance to the large parking area on the north end of Oroville Dam, about 4 miles (air) northeast of Oroville. T19N R04E S35 NW1/4, 39.546389 -121.496389, 273m
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CHSC102287 Lowell Ahart 16408 2009-10-07
United States, California, Butte, Larkin Road access to the Thermalito Afterbay, about 4 miles (air) southwest of Oroville. T19N R03E S27 SW1/4, 39.467778 -121.631667, 41m
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CHSC102726 Lowell Ahart 16278 2009-08-13
United States, California, Butte, In the channel about 100 yards east of the diversion structure that controls Mud Creek diversion and Lindo Channel, northeast of Hooker Oak, Upper Bidwell Park, Chico. T22N R02E S18 SW1/4, 39.761667 -121.797222, 69m
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CHSC106207 Lowell Ahart; John Dittes 17092 2010-08-31
United States, California, Modoc, On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. T39N R08E S35 SW1/4, 41.172222 -121.023889, 1277m
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CHSC107256 Lowell Ahart; John Dittes 17445 2011-06-09
United States, California, Tehama, Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. In a large vernal pool, sand dune area. T24N R02W S, 39.869444 -122.043889, 81m
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CHSC110382 Lowell Ahart 18421 2012-08-22
United States, California, Butte, South edge of parking area at the restroom, end of road to the Larkin Road Boat Launch Area, about 1/4 mile west of Larkin Road, about 2 miles (air) southwest of the Oroville Airport. T19N R03E S27 NE1/4, 39.467778 -121.633056, 29m
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CHSC112629 Lowell Ahart 19117 2013-10-16
United States, California, Butte, South edge of the paved road, about 100 yards southeast of the restroom, near end of road to the Larkin Road Boat Launch Area, about 1/4 mile west of Larkin Road, about 2 miles (air) southwest of the Oroville Airport. T19N R03E S27 NE1/4, 39.467778 -121.633056, 28m
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CHSC112736 Lowell Ahart 19105 2013-10-12
United States, California, Butte, On the east side of Palermo Honcut Highway, about 20 yards south of Palermo Road, Palermo. T18N R04E S09 NW1/4, 39.435556 -121.537222, 52m
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CHSC113098 Lowell Ahart 19107 2013-10-12
United States, California, Butte, On the east side of Palermo Honcut Highway, about 20 yards south of Palermo Road, Palermo. T18N R04E S09 NW1/4, 39.435556 -121.537222, 52m
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CHSC113100 Lowell Ahart 19175 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
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CHSC113107 Lowell Ahart 19174 2013-10-19
United States, California, Glenn, Between the river and the large gravel bar, along the west side of the Sacramento River, southwest of the boat launch area, west of Butte City. T19N R01W S32, 39.462222 -121.994444, 27m
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CHSC113189 Lowell Ahart 19303 2013-11-30
United States, California, Yuba, On the sides of a deep wash (Willow Glen Creek), northwest of Dry Creek, below the high water line of Collins Lake, about 100 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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CHSC113524 Lowell Ahart 19872 2014-09-23
United States, California, Butte, Near a small drainage, on the northeast part of Horseshoe Lake, about 100 yards northeast of the Rod and Gun Club, Upper Bidwell Park, about one mile east of Chico. T22N R02E S08 SW1/4, 39.771944 -121.781111, 89m
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CHSC117732 Lowell Ahart; John Dittes 21286 2016-08-25
United States, California, Tehama, Along the west edge of the Sacramento River, 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. T30N R04W S, 40.470833 -122.261667, 117m
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CHSC091598 G. Douglas Barbe 2425 1978-08-31
United States, California, Lassen, Modoc National Forest. Roadside, Hwy 139, NW of Willow Creek Guard Station, Modoc National Forest, 3.6 mi SE of Co Rd A2 to Bieber, 6 mi S of Adin (Modoc Co.). USGS Quadrangle: Bieber 1:24,000, 41.119722 -120.945556, 1417m
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CHSC097418 Robert Fischer 1022 2006-06-18
United States, California, Butte, Chico. Within upper Bidwell Park in the City of Chico. USGS Quadrangle: Chico 1:24,000, 39.791667 -121.744167, 61m
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CHSC091827 G. Douglas Barbe; Denis Griffen, K. A. Parker 2446 1978-09-28
United States, California, Mariposa, Yosemite National Park. Mouth of Yosemite Creek at Merced River. USGS Quadrangle: Hetch Hetchy Reservoir 1:64,000, 37.741944 -119.594722, 600m
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CHSC117127 B. Castro; Tom Boullion 1800I 2009-09-30
United States, California, Sutter, Sacramento Valley. Ca 14 mi S of Yuba City, 0.2 mi SW of town of Rio Oso, near E edge of the Bear River ca 2.5 mi upstream of its confluence with the Feather River. Informal access road to revegetation site, in grassy band between narrow riparian strip and main levee. T13N R04E S20 NE1/4 of SE1/4 USGS Quadrangle: Nicolaus 1:24,000, 38.961111 -121.546944, 15m
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CHSC121194 Peter F. Zika; Richard Old 25756 2011-08-30
United States, Washington, Whitman, E side of Snake River, 100 m NW of mouth of Steptoe Canyon, Route 193., 46.453333 -117.208333, 230m
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CHSC121842 Peter F. Zika 23428A 2007-08-19
United States, Washington, Klickitat, E side of Klickitat River, just above dammed waters of Columbia River, c. 1 air km N of Lyle., 45.703333 -121.28, 25m
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CHSC122460 Lowell Ahart 22043 2019-07-10
United States, California, Butte, On the east side of East Street, in Honcut. TRS: T17N, R4E, southwest 1/4 Section 16, 39.328194 -121.53475, 32m
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CHSC123002 Lowell Ahart 22237 2020-11-02
United States, California, Yuba, Yard of a private home, north side of home, 50 yards east of Little Dry Creek, north of steel electric towers, about one mile west of Marysville Road, about 2 miles (air) southeast of Loma Rica. T17N, R5E, southeast ¼ Section 26., 39.297472 -121.393028, 141m
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CHSC123659 Peter W. Dunwiddie; Peter F. Zika PWD 18-470 2018-08-13
United States, Oregon, Morrow, Shoreline south of Longwalk Island, ca. 300 m N of the W end of McCormack Slough, 2.3 air km SE of Rock Island in Lake Umatilla, Umatilla National Wildlife Refuge., 45.899089 -119.602639, 80m
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CHSC124259 Lowell Ahart 22684 2021-10-11
United States, California, Yuba, Private home, about 100 yards south of Manna Lane, about ¼ mile (air) north of Loma Rica Road, about 1½ miles (air) southeast of the intersection of Loma Rica Road and La Porte Road. T17N, R5E, northwest ¼ Section 17., 39.331611 -121.453083, 76m