Mediocalcar pygmaeum is an epiphytic species of orchids in the genus Mediocalcar that is endemic to New Guinea. It has red, orange or orange-yellow coloured flowers with yellow, yellowish green or green tips. The pseudobulbs are a yellowish green colour with olive-green leaves. Distribution and habitat Found in cool montane forest at altitudes of . References External links Flora of New Guinea Orchids of Australasia Eriinae Endemic flora of New Guinea