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Platanthera grandiflora (Bigelow) Lindley. Subgenus: Fimbriella. Large Purple Fringed Orchid, Plume-royal. Phen: Jun-early Jul. Hab: Bogs, seepages, moist places at high elevations. Dist: NL (Newfoundland) and ON south to NJ, OH, and MI, and south in the mountains to w. NC and ne. GA

ID notes:Blooming 3-4 weeks earlier than either P. psycodes and P. shriveri when they grow in proximity.

Origin/Endemic status: Native

Taxonomy Comments: If Orchis fimbriata Aiton is conspecific, the correct name is P. fimbriata (Aiton) Lindley.

Synonymy: = Il, K3, K4, NE, NY, Tn, Va; = Habenaria grandiflora (Bigelow) Torr.; = Platanthera fimbriata (Aiton) Lindl.; < Blephariglottis grandiflora (Bigelow) Rydb. – S; < Fimbriella psycodes (L.) Butzin var. grandiflora (Bigelow) Butzin – Butzin (1981); < Habenaria fimbriata (Aiton) R.Br. – F, WV; < Habenaria psycodes (L.) Spreng. var. grandiflora (Bigelow) A.Gray – C, G, RAB, Correll (1950); < Platanthera grandiflora (Bigelow) Lindl. – FNA26, K1, Pa, W, Efimov (2016), Luer (1975)

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image of plant© Will Stuart | Original Image ⭷