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Coelogyne megacallosa is accepted species in  the family Orchidaceae  subfamily: Epidendroideae, tribe: Arethuseae, subtribe: Coelogyninae,  
Genus Coelogyne 
Infraspecific taxa recognized within Coelogyne megacallosa: infraspecific taxa
This species is found in Philippines.
Dendrochilum megacallosum Thomas Karrer
Dendrochilum megacallosum Thomas Karrer
Dendrochilum megacallosum Thomas Karrer
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