Vanilla schwackeana. A. Part of a plant showing the sinuous stem and distichous leaves. B. Leaf. Note the elliptical shape of the leaf blade. C. Detail of a leaf showing the acuminate apex. D. Apical inflorescence. E. Flower in diagonal view. F. Flower in lateral view. G. Longitudinal section of a flower. The detail (dashed area) shows the labellum base. H. Longitudinal section of part of the labellum. Note the penicillate callus (arrow), the anther (a), and the rostellum (arrowhead). I. Detail of the labellum and column. Note the central crest of the labellum, the penicillate callus, and the anther. J. Dissected perianth. The detail (dashed area) shows the penicillate callus and the central labellar crest. K. Labellum in lateral view. L. Column in lateral view. M. Apex of the column: in lateral view with an articulated anther (above), in lateral view with a disarticulated anther (mid), and in abaxial view (below). Based on E.R. Pansarin 1568 (LBMBP).

 
 
  Part of: Pansarin ER (2024) Rediscovery and revalidation of the Brazilian endemic Vanilla schwackeana Hoehne (Orchidaceae): its distribution and phylogenetic position. Plant Ecology and Evolution 157(1): 32-41. https://doi.org/10.5091/plecevo.110331