Taxonomy
Family: Rosaceae
Habitat
Mostly restricted to peaty and springy calcareous fens in the Chicago area. May grow in other moist habitats.
Associates
In fens found with Aster novae-angliae, Chelone glabra, Cirsium muticum, Cypripedium candidum, Eupatorium maculatum, Juncus dudleyi, Lobelia kalmii, Lycopus americana, Lysimachia quadriflora, Lythrum alatum, Parnassia glauca, Pedicularis lanceolata, Pycnanthemum virginianum, Calamintha arkansana, Solidao ohioensis.
Distribution
Morphology
Perennial. Leaves glabrate to weakly pubescent, terminal leaflets palmately 7-9 lobed. Petals rose-colored.
Notes
Flowers mid July to mid July
Wetland indicator: Obligate
One of our most beautiful native plants. Will grow on the shores of alkaline waters. I do not know if it is adaptable to more acidic conditions.
Bibliography
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
Michael Hough © 2004 |