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CHSC068892 Vernon H. Oswald; Lowell Ahart 8650 1997-06-24
United States, California, Lassen, South of Susanville just south of the small pond on the crest of Diamond Mtn, about midway between Aspen Flat and Red Rock Lookout. Meadow. T28N R12E S06 SW1/4 of SW1/4, 40.31 -120.674444, 2249m
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CHSC056311 K. R. Stern 8177 1985-06-18
United States, California, Alpine, Jcn of Alpine, Amador, and El Dorado Counties. Vicinity of Kirkwood. T10N R17E S22 USGS Quadrangle: Silver Lake 1:64,000, 38.702778 -120.072222, 2347m
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CHSC050409 Vernon Oswald 4320 1990-06-26
United States, California, Butte, Near the headwaters of the north branch of Willow Creek, 0.6 mi west of Humbug Rd via the logging road just south of Cold Springs, ca. 0.5 mi (air) southwest of Humbug Summit. T26N R05E S15 SW1/4 of SE1/4, 40.101389 -121.390278, 1969m
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CHSC050553 Vernon Oswald; Lowell Ahart 4352 1990-07-05
United States, California, Butte, Headwaters of Willow Creek, 0.7 mi (odometer) west of Humbug Rd along a logging road just south of Cold Springs (near Humbug Summit), ca. 4 mi east of Jonesville. T26N R05E S15 SW1/4 of SE1/4, 40.101944 -121.390833, 1951m
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CHSC050552 Vernon Oswald 4343 1990-07-03
United States, California, Butte, Headwaters of the east branch of Willow Creek, ca. 0.75 mi south of Humbug Summit, ca. 4.75 mi east of Jonesville. T26N R05E S23 NW1/4, 40.095556 -121.384722, 1951m
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CHSC050551 Vernon Oswald 4340 1990-07-03
United States, California, Butte, Butte Creek House Meadow Ecological Preserve on Humbug Rd, ca. 3.5 mi east-southeast of Jonesville. Along the south boundary fence in section 27. T26N R05E S27 SW1/4 of NW1/4, 40.084722 -121.403056, 1780m
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CHSC054404 Vernon H. Oswald 4656 1991-06-12
United States, California, Plumas, Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Meadow just north of the park boundary. T30N R05E S36 SW1/4 of SE1/4, 40.409722 -121.369167, 1658m
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CHSC061106 Vernon H. Oswald; Lowell Ahart 5710 1993-07-27
United States, California, Shasta, Lassen Volcanic National Park. Blue Lake Canyon, 0.3 mi E of the park boundary, between the trail and the N Fork of Bailey Creek. On the edge of a meadow. T30N R04E S08 NW1/4 of NW1/4, 40.473056 -121.567778, 1951m
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CHSC054440 Vernon H. Oswald; Lowell Ahart 4717 1991-07-10
United States, California, Glenn, Campground and Picnic Area at the lake ca. 0.5 mile south of Plaskett Guard Station, between Elk Creek and Covelo. On the south side of the road to the picnic area. T22N R09W S35 NE1/4 of NE1/4, 39.725 -122.8425, 1829m
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CHSC054441 Vernon H. Oswald; Lowell Ahart 4722 1991-07-10
United States, California, Glenn, Snow Basin located southwest of Alder Springs Rd (FH7), ca. 1 mile (air) west of Plaskett Guard Station, between Elk Creek and Covelo. Along Snow Basin Creek. T22N R09W S27 NW1/4 of SE1/4, 39.731111 -122.863056, 1920m
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CHSC065110 Vernon H. Oswald; Lowell Ahart 7127 1995-07-24
United States, California, Lassen, High Cascade Range. N of Lake Almanor and ca. 2 mi SE of Silver Lake on Forest Route 10, 0.8 mi SW of its jct. with Forest Road 30N21. T30N R08E S07 SE1/4 of SW1/4, 40.470278 -121.128333, 1920m
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CHSC065169 Lowell Ahart 7607 1995-08-07
United States, California, Plumas, In a small meadow, south of the Pacific Crest Trail, south of a poor dirt road, north-east of the weather station, about 1/2 mile (air) west of Pilot Peak. T22N R10E S09 W border, center, 39.782778 -120.875556, 1981m
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CHSC033626 M. S. Taylor; M. Foster 3834 1981-06-03
United States, California, Plumas, Meadow, s side of rd 24N61, ca. 1.5 mi s of Little Summit Lake, ca. 10 mi nw of Portola. T24N R12E S28 NW1/4 of SW1/4 USGS Quadrangle: Mt. Ingalls, 39.916667 -120.643611, 2103m
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CHSC040918 Lowell Ahart 1437 1977-06-20
United States, California, Plumas, Meadow, 1/2 mile north-east of the Feather Fork Mine, about 6 miles north of La Porte., 39.772222 -120.933889, 1646m
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CHSC047431 Lowell Ahart 2871 1981-06-23
United States, California, Sierra, Near the edge of a very small stream on the north side of the road, near the base of Mount Etna, about 11 miles northeast of La Porte., 39.741667 -120.8375, 1829m
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CHSC047430 Lowell Ahart 919 1975-07-20
United States, California, Plumas, West of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte., 39.781944 -120.8475, 1829m
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CHSC025473 L. Ahart 151 1977-06-20
United States, California, Plumas, Meadow, 6 mi n of La Porte., 39.765278 -120.983056, 1800m
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CHSC062232 K. L. Chambers 5744 1993-05-30
United States, Oregon, Jefferson, Green Ridge, n. of Camp Sherman, upper Six Creek drainage above Six Creek Springs, on Rd. 1154 between Rd. 1140 and Rd. 1150. T12S R10E S18, 44.53022 -121.5838, 1341m
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CHSC063827 Frederick H. Utech 93-553 1993-05-01
United States, Pennsylvania, Westmoreland, Ligonier Township, E slope of Chestnut Ridge, 0.3 mi S of Buttermilk Falls., 40.2625 -79.291111, 400m
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CHSC087817 Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 11055 2004-06-14
United States, California, Plumas, On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. T24N R13E S03 NW1/4, 39.881667 -120.504167, 1777m
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CHSC091536 Richard R. Halse 6535 2004-06-01
United States, Oregon, Crook, Along U.S. Hwy. 26 in the Ochoco Mtns. ca. 21 miles NE of Prineville; in ditch., 44.437778 -120.473889, 1234m
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CHSC097547 Lowell Ahart; John Dittes 14109 2007-06-17
United States, California, Plumas, Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. T24N R13E S09 NE1/4, 39.968056 -120.5325, 1648m
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CHSC119533 Lowell Ahart; John Dittes, Josephine Guardino 21496 2017-06-28
United States, California, Nevada, Meadow, about 20 yards east of the west edge of Carpenter Meadow, about 120 yards east of the end of the poor dirt road, aboout 4.9 miles (air) west of Hobart Mills, bout 6.1 miles (air) northwest of Truckee, Basin of Prosser Creek, Carpenter Valley. T18N R15E S23 NE1/4, 39.402222 -120.278056, 1938m
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CHSC110623 B. Castro 1556 2006-06-09
United States, California, Plumas, Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of mouth of McReynolds Creek at red Clover Creek. T25N R13E S36 NE1/4 of SW1/4 USGS Quadrangle: Crocker Mtn 1:24,000, 39.977222 -120.476944, 1669m
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CHSC119147 L. P. Janeway; B. Castro 12364 2017-07-03
United States, California, Lassen, Northern High Sierra Nevada. Where Road 28N64 crosses Gold Run Creek in Gilman Basin; 1.8 air-km west of Diamond Mountain; north slopes of the Diamond Mountains. T28N R11E S02 SW1/4 of SW1/4 USGS Quadrangle: Diamond Mtn 1:24,000, 40.31 -120.714722, 2041m