Taxonomy
Family: Asteraceae
Habitat
Sandy prairies, dry prairies.
Associates
Andropogon scoparius, Asclepias hirtella, Baptisia leucantha, Cassia fasciculata, Comandra umbellata, Corepsis tripteris, Eryngium yuccifolium, Euphorbia corollata, Heuchera richardsonii, Lilium philadelphicum, Panicum virgatum, Parthenium integrifolium, Petalostemum candidum, Phlox pilosa, Potentilla simplex, Rudbeckia hirta, Salix humilis, Solidago rigida, Sorghastrum nutans, and Tradescantia ohiensis.
Distribution
Morphology
Herbaceous perennial. Basal leaves absent; cauline leaves well-developed, opposite, lance-ovate to ovate or deltoid ovate, sessile, subcordate to clasping at the base; blades with dense, ashy-gray pubescence above and below. Floral heads with both ray and disk flowers; rays yellow; disk corollas brownish.
Notes
Flowers late July to mid September
Wetland indicator: Upland
One of my favorite sunflowers, a good plant for dry locations in full sun.
Bibliography
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
Michael Hough © 2005 |