Taxonomy
Family: Rosaceae
Habitat
Dry prairies, dunes, sandy Black Oak savanna, upland woods.
Associates
Distribution
Throughout the eastern half of the U.S. and Canada.
Morphology
Low, woody perennial. Twigs and thorns not tomentose; thorns slender, straight, the base scarcely dilated. Leaves pinnately compound; leaflets of flowering shoots mostly 5-7, half as wide as long, coarsely toothed; stipules entire or toothed. Flowers pink, solitary; sepals spreading or reflexed, deciduous; styles distinct; pedicels and hypanthia glandular-hispid. Fruit a red hip.
Notes
Flowers early June to early September
Wetland indicator: Facultative Upland -
These plants were growing on low dunes near Lake Michigan. Can hybridize with R. arkansana and R. virginiana.
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.
USDA, NRCS. 2002. The PLANTS Database, Version 3.5 (http://plants.usda.gov).
National Plant Data Center, Baton Rouge, LA 70874-4490 USA.
Michael Hough © 2005 |