Paphiopedilum lawrenceanum (Rchb.f.) Pfitzer [ Cypripedium lawrenceanum Rchb.f.]
Linden, J.J., Lindenia, Iconography of orchids [English translation] (1891-1898)
Lindenia [English translation]
vol. 13 (1897)
[Plates 577-624]
t. 575