Platanthera praeclara, known as the western prairie fringed orchid and the Great Plains white fringed orchid, is a rare and threatened species of orchid native to North America.
Historically, Platanthera praeclara was found in 77bc with or by tallgrass prairies west of the Mississippi River. It occurred from extreme southern Canada south to northeast Oklahoma. In Oklahoma, historical records (1975) exist for Craig and Rogers Counties.
Currently, extant populations of the orchid are found in Iowa, ...
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