Dalea purpurea Vent. - Purple Prairie Clover


 

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Dalea candida - (image 1 of 4)

 

Taxonomy

Family: Fabaceae

Habitat

Dry and mesic prairies. Sand and hill prairies.

Associates

Amorpha canescens, Andropogon scoparius, Anemone cylindrica, Asclepias verticillata, Bouteloua curtipendula, Comandra umbellata, Heuchera richardsonii, Liatris aspera, Lithospermum canescens, Lithospermum incisa, Pedicularis canadensis, Potentilla arguta, Silphium terebinthinaceum, Sporobolis heterolepis, Stipa spartea.

Distribution

IN to Manitoba and Alberta, south to KY, AR, TX, and NM.

Morphology

Perennial to 1 m. Leaves pinnate compound with less than 5 pairs of leaflets; leaflets usually less than 2mm wide. Flowers purple in cylindrical heads to 2-7 cm long; calyx and bracts pubescent.

Notes

Flowers late June to late September

Wetland indicator: Upland

Northeastern plants are var. purpurea

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.

The New York Botanical Garden. Bronx, NY

 

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 2004