Taxonomy
Family: Cyperaceae
Section Hymenochlaenae
Habitat
North facing slopes of rich, mesic woods or upland flats in beech forests.
Associates
Distribution
Newfoundland west to MN, south to PA and OH.
Morphology
Stems tufted, to 80 cm, purplish at the base. Leaves glabrous, those of fertile shoots 3-5 mm wide; leaves of sterile shoots 3-8 mm wide. Pistillate spikes 3-5, linear, slender, loosely flowered, 2-6 cm; perigynia trigonous, 2-ribbed, 3.2-4.8 mm, glabrous, sessile, narrowed to a short beak. Achene trigonous, sessile in the base of the perigynium.
Notes
Fruiting May to July
Wetland indicator: UPL
Also called Dropping Woodland Sedge. The specific epithet means "of the arctic".
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
Robert W. Freckmann Herbarium, University of Wisconsin-Stevens Point. Wisconsin Plants web site (http://wisplants.uwsp.edu)
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
© Michael Hough 2010 |