Calanthe villosagastris (Thouars) M.W.Chase, Christenh. & Schuit., Phytotaxa 472: 166 (2020).
Homotypic Names:
Gastorkis villosagastris Thouars, Hist. Orchid.: t. 32 (1822).
Heterotypic Synonyms:
Limodorum villosum Thouars, Hist. Orchid.: t. 32 (1822).
Bletia villosa (Thouars) Spreng., Syst. Veg., 3: 743 (1826).
Phaius villosus (Thouars) Blume, Mus. Bot. 2: 182 (1856).
Phaius stuppeus Blume, Coll. Orchid.: 14 (1858).
Phaius villosus var. longibracteatus S.Moore in J.G.Baker, Fl. Mauritius: 349 (1877).
Phaius longibracteatus (S.Moore) Frapp. ex Cordem., Fl. Réunion: 226 (1895).
Gastrorchis lutea subsp. longibracteata (S.Moore) P.Bernet, Richardiana 12: 12 (2011).
Gastrorchis villosa (Thouars) J.V.Stone & P.J.Cribb, Lady Tankerville's Legacy: 258 (2017).
Description:
Small to just medium sized, epiphytes and lithophytes with numerous narrow tubers giving rise to a stem bearing 2 to 3, above the base, distant, lanceolate, acute sheaths that gradually smaller and with oblong-lanceolate, attenuate-acute apically leaves that blooms in the later summer through fall on an erect, cylindrical, to 15 cm long, very dense, numerous flowered inflorescence with linear, as long to much longer than the flower floral bracts with the flowers becoming smaller in length towards the base
Habitat:
On shaded mossy trees and rocks at elevations of 1700 to 2400 meters.
Distribution:
Mauritius, SSE. Réunion
References:
Flora Of Madagascar Perrier 1939/85; Orchids of Madagascar Hermans, Du Puy, Cribb & Bosser 2007; Expansion of Calanthe to include the species of Cephalantheropsis, Gastrorchis and Phaius (Collabieae; Orchidaceae), Vol. 472 No. 2: 23 November 2020 Phytotaxa; POWO (2022). "Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://www.plantsoftheworldonline.org/ Retrieved 19 November 2022."
Images:
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Habitat/In situ	Habitat/In situ	Habitat/In situ	Habitat/In situ
Photograph ©Frederic Henze. Image used with kind permission.	Photograph ©Frederic Henze. Image used with kind permission.	Photograph ©Frederic Henze. Image used with kind permission.	Photograph ©Frederic Henze. Image used with kind permission.