Erysimum asperum, the western wallflower (a name it shares with Erysimum capitatum), is a species of flowering plant in the family Brassicaceae. It is native to west-central Canada, the west-central United States, and northern Mexico; in grasslands generally east of the Continental Divide and west of the Mississippi. It is a member of the Erysimum asperum-E. capitatum species complex.

References

asperum

Flora of Alberta

Flora of Saskatchewan

Flora of Manitoba

Flora of Montana

Flora of Wyoming

Flora of Colorado

Flora of North Dakota

Flora of South Dakota

Flora of Nebraska

Flora of Kansas

Flora of Oklahoma

Flora of Minnesota

Flora of Illinois

Flora of the South-Central United States

Flora of Arkansas

Flora of Northwestern Mexico

Flora of Northeastern Mexico

Flora of Southwestern Mexico

Flora of Central Mexico

Flora of Veracruz

Plants described in 1821

Flora without expected TNC conservation status

Erysimum asperum