Genus Platanthera
The genus Platanthera belongs to the subfamily Orchidoideae of the family Orchidaceae, and comprises about 100 species of orchids.Species in the genus Platanthera of plants
Western prairie fringed orchid - The plant arises from a fleshy tuber. It grows from 1.25 to 3 feet tall . Each plant can have up to two dozen or more flowers arranged in a stalk. P. praeclara is distinguished from Platanthera leucophaea, the eastern prairie fringed orchid, by its slightly larger flowers, petal shape, and longer nectar spur.