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Rich coniferous or hardwood forests.
Newfoundland to southeast Manitoba, south to NJ, MD, OH, MI, WI, and MN.
Perennial herb to 35 cm; scape with 3-5 bracts; leaf blades mostly 2-5.5 cm, variably white-reticulate; inflorescence loose, spirally secund, 3-6 cm long; galea 4-7 mm; lip 3-5.5 mm, shallowly saccate, the pouch longer than deep; anther acuminate, somewhat surpassed by the 0.6-1.7 mm rostellar beak.
Flowers July or August
Wetland indicator: FACU
An allotetraploid species thought to have originated from hybridization of G. oblongifolia and G. repens. Some plants may be difficult to distinguish from G. repens.
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
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 © 2018