FIGURE 3 in Dendrobium tetrapterum, a cryptic species in the D. lindleyi alliance (Orchidaceae; Dendrobiinae): evidence from morphological and molecular data

FIGURE 3. Floral comparison of Dendrobium lindleyi (I), D. tetrapterum (II) and D. jenkinsii (III, provided by Yu Zhang & Ze Zhang). A. Flower. B. Lip. C. Lip base (enlarged view of dotted boxes of B). D. Dorsal sepal. E. Lateral sepals. F. Petals. G. Column foot. H. Stelidia (enlarged view of dotted boxes of G). I. Anther. J. Anther cap.