Taxonomy
Family: Asclepiadaceae
Habitat
Open, dry sites. Pastures, roadsides, abandoned fields. Dry hill prairies.
Associates
Distribution
MA south to FL, west to Saskatchewan, KS, and AZ.
Morphology
Perennial with fibrous roots and slender, erect stems 20-50 cm long. Leaves in whorls of 3-6, linear, less than 5 mm wide. Flowers white or greenish. Fruit slender, erect on erect pedicels, 7-10 cm.
Notes
Flowers June to September
Wetland Indicator: Upland
Due to its small stature and greenish-white flowers, this species may not be readily identified as a milkweed.
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.
© Michael Hough 2004 |