Platanthera lacera is an orchid in the genus Platanthera, native throughout Eastern United States and Canada. It occurs in a variety of habitats ranging from “mesic and dry-mesic sand prairie, wet sedge meadow, calcareous fen, sphagnum bog, acid seep spring, dry field, mesic flatwoods, and mesic upland forests.” Common names include ragged fringed orchid and green fringed orchid.

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