FIGURE 6. Vietorchis proboscidea. A in New orchids in the flora of Vietnam VII (Orchidaceae: tribes Cypripedieae, Cranichideae, Orchideae, and Collabieae)

FIGURE 6. Vietorchis proboscidea. A. Flowering plants in situ. B. Flattened flowering plants. C. Tuberous roots. D. Apical half of sterile bract-like leaf. E. Inflorescence. F. Opening flower bud, showing intact apex of the epichile. G. Flower in axil of floral bract, front view. H. Flower, side view. I & J. Flower, front view. K. Column and lip, view from above and front view. L. Column and lip, half-side view. M. Apical part of ovary, column and lip, rear view. N. Apical part of ovary, column, and lip, side view. O. Apical part of ovary, column, and lip, sagittal section. P. Median sepal, abaxial and adaxial side. Q. Lateral sepal, abaxial and adaxial side. R. Petal, abaxial and adaxial side. S & T. Anther, front and side view. U. Pollinarium. Photo A by D.Q.Diep (Truong Van Can, Dinh Quang Diep s.n.), photos B–U by T.B.Vuong (type, Truong Ba Vuong, Nguyen Van Canh BV 1716), photo correction and design by L.Averyanov.