Heuchera richardsonii R. BR. - Prairie Alum Root


 

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Heuchera richardsonii - (image 1 of 5)

 

Taxonomy

Family: Saxifragaceae

Habitat

Prairies and open woods.

Associates

Cirsium discolor, Comandra umbellata, Dodecatheon meadia, Eryngium yuccifolium, Hypoxis hirsuta, Lithospermum canescens, Pedicularis canadensis, Phlox pilosa, Ratibida pinnata, Silphium integrifolium, Silphium terebinthinaceum, Sisyrinchium albidum, Sporobolis heterolepsis, Stipa spartea, Tradescantia ohiensis. In disturbed prairies associates with Convolvulus sepium, Fragaria virginiana, Poa pratensis.

Distribution

Upper Midwest and Great Plains.

Morphology

Low herbaceous perennial. Leaves basal, simple, palmately veined, slightly maple-like. Stems hairy. Flowers greenish, more than 5.5mm long, the hypanthium strongly oblique.

Notes

Flowers mid May to late September

Wetland indicator: Facultative-

The plants in the pictures that have not flowered yet were found in a prairie remnant with Viola sagittata . The others were found along a discontinued railway with Comandra umbellata, Polygala senega, Rubus idaeus var. strigosus.

Bibliography

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.

 


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 Michael Hough 2005