CHSC:V
CHSC065998 Vernon H. Oswald; Gary Schoolcraft 7551 1996-05-11
United States, California, Lassen, Modoc Plateau. Slope along the road to the pteroglyphs on the rim of Willow Creek N of Belfast (ca. 12 mi ENE of Susanville). T30N R14E S18, 40.459444 -120.45, 1280m
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CHSC067700 James D. Jokerst 1815 1983-05-31
United States, California, Modoc, Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. T41N R12E S24 W1/2 center, 41.378889 -120.542222, 1341m
CHSC:V
CHSC007723 Beverley J. Wise 193 1969-05-04
United States, California, Lassen, 1.5 mi. west of Shaeffer Mtn lookout access road off Hwy 395 (approx. 1 mi. south of Las Co. 338)., 40.435556 -120.308611, 1676m
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CHSC088355 R. Fischer; J. Marr 239 2004-05-28
United States, California, Shasta, Ahjumawi Lava Springs State Park, 3 miles n. of McArthur, on eastern edge of Modoc Plateau. Located along Lava Springs Trail just east of Crystal Springs. Meadow. USGS Quadrangle: Fall River Mills 1:24,000, 41.110833 -121.448333, 1010m
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CHSC093219 R. Fischer 466 2005-07-20
United States, California, Shasta, Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Near Spatter Cone Trail, south-eastern portion of loop. USGS Quadrangle: Fall River Mills 1:24,000, 41.122778 -121.44, 1052m
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CHSC121942 Mary DeDecker 216 1954-05-30
United States, California, Inyo, White Mountains: White Mountain Road, N of Westgard Pass. Blanco Mountain Quadrangle., 2377m
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CHSC125308 Richard R. Halse 9777 2016-06-29
United States, Oregon, Baker, at the junction of U.S. Hwy. 26 and State Hwy. 245 ca. 2 miles north of Unity., 44.46378 -118.20352, 1192m