Smith, J.J., Nova Guinea 12, 1 (1913) 2, t. 1, fig. 1, as Paphiopedilum praestans (Rchb.f.) Pfitzer
Wood, M.W., Curtis's Bot. Mag. 181 (1977) t. 743, as Paphiopedilum praestans (Rchb.f.) Pfitzer
Reeve, T.M., Orchadian 6 (1980) 152, fig., as Paphiopedilum praestans (Rchb.f.) Pfitzer
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