NY
James W. Thompson 1935-07-18
United States, Oregon, Lake, Sandy desert near Alkali Lake.
NY
Roy C. Andrews 1936-06-29
United States, Oregon, Malheur, Owyhee Dam., 43.6419 -117.2414
NY
Patricia L. Packard 1976-05-20
United States, Oregon, Malheur, Succor Creek; brown ash in North Alkali Draw., 853m
NY
Paul Gallian 1971-06-03
United States, Oregon, Lake, Approximately 44 miles south of Riley on U.S. Highway 395.
NY
Richard R. Halse 2006-06-03
United States, Oregon, Harney, Mickey Hot Springs, north of Alvord Desert, east side of Steens Mountain., 42.6795611 -118.3484889, 1247m
NY
Patricia L. Packard 1978-05-28
United States, Oregon, Malheur, Roadside south of Rome by long east-west oriented piles of ash.
NY
David Griffiths
United States, Oregon, [needs research], "P" Ranch.
NY
William C. Cusick 1901-06-20
United States, Oregon, [needs research], Sands of Alvord Desert.
NY
Patricia L. Packard 1976-05-20
United States, Oregon, Malheur, Succor Creek; brown ash in North Alkali Draw., 853m
NY
James W. Thompson 1935-07-18
United States, Oregon, Lake, Near Alkali Lake., 42.9772 -120.0269
NY
Barbara J. Ertter 1980-09-05
United States, Oregon, Malheur, Along Succor Creek Road several miles north of Succor Creek State Recreation Area., 914m
NY
Richard O. Hampton 1971-08-27
United States, Oregon, Crook, About 1 mile south of the Crooked River, 8 miles east of Post, on side road to Ochoco National Forest from the Crooked River Road.
NY
James W. Thompson 1936-07-13
United States, Oregon, Lake, Desert near Alkali Lake., 42.9772 -120.0269
NY
Richard R. Halse 2007-08-31
United States, Oregon, Malheur, Along U.S. Highway 20 ca. 14.1 miles northeast of Juntura, near milepost 205., 43.7907889 -117.8573694, 841m
NY
Richard R. Halse 2007-06-02
United States, Oregon, Harney, East base of the Peublo Mountains by Cottonwood Creek, ca. 7.5 miles south of Fields., 42.1552344625 -118.6742, 1314m
NY
Francis M. Ownbey 1940-06-29
United States, Oregon, Malheur, 2 miles south of Harper Junction., 43.82648919 -117.6044
NY
David Griffiths
United States, Oregon, [needs research], Ontario, southeastern Oregon.
NY
David Griffiths
United States, Oregon, [needs research], "P" Ranch.
NY
Barbara J. Ertter 1980-09-05
United States, Oregon, Malheur, Along Succor Creek Road several miles north of Succor Creek State Recreation Area., 914m
NY
Thomas J. Howell 1885-06-09
United States, Oregon, Harney, Harney Valley., 43.48048 -119.0367
NY
David Griffiths
United States, Oregon, [needs research], Ontario.
NY
Richard R. Halse 1976-05-22
United States, Oregon, Malheur, Along the road going north out of the campground in Succor Creek State Park, on top of the ridge., 951m
NY
Thomas J. Howell 1885-06-09
United States, Oregon, Harney, Harney Valley., 43.48048 -119.0367
NY
Roy C. Andrews 1936-06-30
United States, Oregon, Malheur, Owyhee Dam Road, near summit.
NY
H. E. Brown 1896-09-30
United States, Oregon, Lake, Collected on sage plains, near Alkali Lake., 335m
NY
Francis M. Ownbey 1940-06-29
United States, Oregon, Malheur, 2 miles south of Harper Junction., 43.82648919 -117.6044
NY
John B. Leiberg 1894-11-21
United States, Oregon, [needs research], Near Christmas Lake., 1410m
NY
Patricia L. Packard 1976-06-29
United States, Oregon, Malheur, Camp Kettle Creek.
NY
Bassett Maguire 1946-06-13
United States, Oregon, Malheur, 15 miles west of Jordan Valley.
NY
James W. Thompson 1936-07-13
United States, Oregon, Lake, Desert near Alkali Lake., 42.9772 -120.0269
NY
Nick J. Otting 2004-05-27
United States, Oregon, Malheur, Owyhee Uplands, south edge of Sand Hills, north of Quartz Mountain Basin, 38 air miles south-southwest of Vale., 43.44966 -117.45951, 1158m
NY
Elihu Hall
United States, Oregon, [needs research]
NY
Charles L. Hitchcock 1957-05-28
United States, Oregon, Malheur, About 5 miles west of Rome and the Owyhee River., 42.8392 -117.726450667649
NY
[needs research] 1976-05-20
United States, Oregon, Malheur, North end of Succor Creek Road.
NY
Richard R. Halse 2003-08-11
United States, Oregon, Harney, Off of U.S. Highway 20 at Chickahominy Reservoir, ca. 5.5 miles west of Riley., 43.54583333 -119.61305556, 1312m
NY
W. W. Eggleston 1911-06-06
United States, Oregon, Lake, North end of Summer Lake., 42.825 -120.7456, 1360m
NY
Louis F. Henderson 1927-07-21
United States, Oregon, Harney, Catlow Valley.
NY
Elaine Joyal 1986-05-09
United States, Oregon, Malheur, Northwest of Red Butte, west of Owyhee River., 1006m
NY
David Griffiths
United States, Oregon, [needs research], Beulah, southeastern Oregon.
NY
John B. Leiberg 1894-08-20
United States, Oregon, [needs research], Near Silver Lake., 1470m
NY
Nick J. Otting 2004-07-28
United States, Oregon, Malheur, Owyhee Uplands, Dry Creek basin, Sand Hollow, 34 air miles south-southwest of Vale., 43.52397 -117.46651, 991m
NY
James Smith 2006-05-11
United States, Oregon, Malheur, Leslie Gulch., 43.2998333 -117.1751667, 1185m
NY
J. S. Shelly 1983-05-31
United States, Oregon, Lake, Coleman Valley, southeast of Coleman Lake, approximately 2 miles north of the Nevada State line.
NY
David Griffiths
United States, Oregon, Malheur, Westfall, southeastern Oregon., 43.991825 -117.709075
NY
Charles L. Hitchcock 1957-05-28
United States, Oregon, Malheur, About 5 miles w. of Rome and the Owyhee River.
NY
Patricia L. Packard 1978-06-06
United States, Oregon, Malheur, About 30 miles from Highway 20, Springs Creek drainage on Dry Creek Road about 1 mile from Dry Creek.
NY
David Griffiths
United States, Oregon, [needs research], "P" Ranch.
NY
Donald H. Mansfield 1994-07-25
United States, Oregon, Harney, 2 miles west of Diamond. Steens Mountain., 43.0107472 -118.7079722
NY
David Griffiths
United States, Oregon, [needs research], Ontario, southeastern Oregon.
NY
Richard R. Halse 2007-06-02
United States, Oregon, Harney, East base of the Peublo Mountains by Cottonwood Creek, ca. 7.5 miles south of Fields., 42.1552344625 -118.6742, 1314m