Taxonomy
Family: Asteraceae
Habitat
Swampy woods, pond margins, creeksides and streambanks.
Associates
Distribution
On the coastal plain or near the coast from ME to FL, IL, and TX, south to tropical America; locally inland to MI, IN, and KY.
Morphology
Herbaceous twining vine from fleshy, fascicled roots; stems to 5 m, puberulent; leaves opposite, petiolate, deeply cordate, acuminate, entire or sinuately few-toothed, palmately veined, to 14 cm; inflorescences small and numerous, corybiform, on axillary peduncles; heads discoid, 4-flowered; involucres 4-5.5 mm, narrow; principle involucral bracts 4 and occasionally a few shorter outer ones; flowers white or pinkish, all tubular and perfect; achenes 4-angled, 1.5-2.5 mm; pappus a single series of numerous capillary bristles.
Notes
Flowers July to October
Wetland indicator: OBL
Usually found climbing on shrubs by twining stems.
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
Michael Hough © 2018 |