The Vascular Plants of Iowa

An Annotated Checklist and Natural History

University of Iowa Press Digital Editions


Group Name:
Angiosperms: Dicotyledons
Family Name:
Asteraceae (Compositae)
Genus:
Helianthus L. L.
Species:
Helianthus rigidus (Cass.) Desf. ssp. subrhomboideus (Rydb.) Heiser
Habitat:
Sandy or dry, upland prairies; dry loess bluffs
Abundance and Distribution:
Common west; infrequent east
Origin:
Native
Link to this record:
http://uipress.lib.uiowa.edu/vpi/DetailsPage.aspx?species_id=SPEd1e2748