Platanthera hookeri (Torrey ex A. Gray) Lindley. Subgenus: Platanthera. Section: Lysias. Hooker's Orchid. Phen: Jun-Jul. Hab: Rich moist forests. Dist: NS and NF west to MB, s to n. NJ, sw. PA, sc. OH, n. IN, n. IL, and c. IA.
Origin/Endemic status: Native
Synonymy: = FNA26, K3, K4, Mi, NE, NY, Pa, Efimov (2016); = Habenaria hookeri Torr. ex A.Gray – C, G; = Lysias hookeri (Torr. ex A.Gray) Rydb.; > Habenaria hookeri Torr. ex A.Gray var. abbreviata Fernald – F; > Habenaria hookeri Torr. ex A.Gray var. hookeri – F
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