Erysimum asperum (Nutt.) DC.

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Herbarium of the University of California, Berkeley
Erysimum asperum (Nutt.) DC.
det. R. Pricc	1987
Erysimum asperum (Nutt.) DC.
Billings County. Near Medora and Theodore Roosevelt
National Memorial Park, in the badlands. 2,500 ft.
Brushy hills and grassland. Clayey soil.
June 7 - 10, 1967.
C. L. Porter & Marjorie W. Porter No. 10,371
Flora of western North Dakota, U. S. A.
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