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Acid bogs, shores, and meadows. Typically found in areas covered by water for part of the year.
Circumboreal. Range extends south into MD, VA, WI, MN, and CA.
Horizontal stems flattened, rooting at irregular intervals, the lower leaves ascending. Upright shoots few, to 10 cm long. Leaves spreading or ascending, pointed but without hair tip. Strobili to 1.5-5 cm long, sessile, with spreading microphylls similar to those of the stem.
Spores produced September to October
Wetland indicator: OBL
The most common species in this genus in NY.
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 © 2009