Platanthera shriveri P.M. Brown. Subgenus: Fimbriella. Shriver’s Purple Fringed Orchid, Shriver’s Frilly Orchid. Phen: Mid Jul-Aug. Hab: Seepages, northern hardwoods forests, roadbanks. Dist: Sw. PA south through w. MD, e WV, and w. VA to nw. NC. First reported for MD by Knapp et al. (2011).

Origin/Endemic status: Endemic

Taxonomy Comments: See Brown, Smith, & Shriver (2008) for additional information.

Synonymy: = K3, K4, Va; = Blephariglottis shriveri (P.M.Br.) Baumbach & Löckel; < Blephariglottis grandiflora (Bigelow) Rydb. – S; < Habenaria fimbriata (Aiton) R.Br. – F; < Habenaria psycodes (L.) Spreng. var. grandiflora (Bigelow) A.Gray – C, G, RAB, Correll (1950); < Platanthera grandiflora (Bigelow) Lindl. – FNA26, K1, Pa, W, Luer (1975)

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Wetland Indicator Status:

• Eastern Mountains and Piedmont: FACW (taxonomic split from wetland indicator species)
• Midwest: FACW (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily: 5