Eulophia hebdingiana (Guillaumin) M.W.Chase & Schuit., Phytotaxa 491: 52 (2021).
Homotypic Names:

Lissochilus hebdingianus Guillaumin, Bull. Mus. Natl. Hist. Nat., sér. 2, 35: 521 (1964).
Oeceoclades hebdingiana (Guillaumin) Garay & P.Taylor, Bot. Mus. Leafl. 24: 263 (1976).
Related to O. calcarata from which it differs primarily in the shape of the lip and not having a forward-projecting spur.

W. Madagascar
Expansion of the orchid genus Eulophia (Eulophiinae; Epidendroideae) to include Acrolophia, Cymbidiella, Eulophiella, Geodorum, Oeceoclades and Paralophia by Mark W. Chase, André Schuiteman & Pankaj Kumar. Phytotaxa 491 (1): Phytotaxa 491 (1).; POWO (2022). "Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; Retrieved 26 November 2022."
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