Adrorhizon purpurascens is a species of orchid (family Orchidaceae).Hooker, Joseph Dalton. 1898. Hand-book to the Flora of Ceylon 4: 161 It is the only species in the genus Adrorhizon and one of three genera in the subtribe Adrorhizinae.Pridgeon, A.M., Cribb, P.J., Chase, M.A. & Rasmussen, F. eds. (2014). Genera Orchidacearum, Volume 6. Oxford Univ. Press.
The genus is native to southern India and Sri Lanka.Kew World Checklist of Selected Plant Families Adrorhizon
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Orchid Species