Orchidaceae
Greater purple fringed orchid
Platanthera grandiflora
- Family
- Orchidaceae
- Genus
- Platanthera
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Common names
By language (1)
- English
- Greater purple fringed orchid
Synonyms
- Blephariglottis grandiflora (Bigelow) Rydb.
- Blephariglottis grandiflora f. albiflora (E.L.Rand & Redfield) Baumbach & P.M.Br.
- Blephariglottis grandiflora f. bicolor (P.M.Br.) Baumbach & P.M.Br.
- Blephariglottis grandiflora f. carnea (P.M.Br.) Baumbach & P.M.Br.
- Blephariglottis grandiflora f. mentotonsa (Fernald) Baumbach & P.M.Br.
- Blephariglottis psycodes var. grandiflora (Bigelow) J.H.Schaffn.
- Fimbriella grandiflora (Bigelow) Efimov
- Fimbriella psycodes var. grandiflora (Bigelow) Butzin
- Habenaria fimbriata (Aiton) R.Br.
- Habenaria fimbriata f. albiflora E.L.Rand & Redfield
- Habenaria fimbriata f. mentotonsa Fernald
- Habenaria grandiflora (Bigelow) Torr. ex L.C.Beck
- Habenaria psycodes var. grandiflora (Bigelow) A.Gray
- Orchis fimbriata Aiton
- Orchis grandiflora Bigelow
- Platanthera fimbriata (Aiton) Lindl.
- Platanthera fimbriata var. grandiflora (Bigelow) Hook.
- Platanthera grandiflora f. albiflora (E.L.Rand & Redfield) Catling
- Platanthera grandiflora f. bicolor P.M.Br.
- Platanthera grandiflora f. carnea P.M.Br.
- Platanthera grandiflora f. mentotonsa (Fernald) P.M.Br.
- Platanthera psycodes var. grandiflora (Bigelow) Torr.
Flowers
- In flower
- June to July (from 352 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: Tom Norton, CC BY 4.0, from iNaturalist 
FlowerPhoto: Tom Norton, CC BY 4.0, from iNaturalist 
FlowerPhoto: Kent P. McFarland, CC0, from iNaturalist 
FlowerPhoto: christine123, CC BY 4.0, from iNaturalist 
Photo: Judy Gallagher, CC BY 2.0, from Wikimedia Commons 
Photo: Étienne Lacroix-Carignan, CC0, from iNaturalist 
Photo: Judy Gallagher, CC BY 2.0, from Wikimedia Commons 
Photo: Allefant, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Laura J. Costello, CC BY 4.0, from iNaturalist 
Photo: Allefant, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Ayotte, Gilles, 1948-, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Zac Peterson, CC BY 4.0, from iNaturalist
More in Platanthera
- Lesser butterfly-orchidPlatanthera bifoliaOrchidaceae
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- Northern green orchidPlatanthera hyperboreaOrchidaceae
- Platanthera algeriensisOrchidaceae
- Bluntleaved orchidPlatanthera obtusataOrchidaceae
- White fringed orchidPlatanthera blephariglottisOrchidaceae
- Platanthera holmboeiOrchidaceae
- Platanthera hologlottisOrchidaceae
- Eastern prairie fringed orchidPlatanthera leucophaeaOrchidaceae
- Platanthera micranthaOrchidaceae
- Aleutian bog orchidPlatanthera tipuloidesOrchidaceae
- Yellow fringed orchidPlatanthera ciliarisOrchidaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.