Psammisia incana. D: habit. E: inset of leaf undersurface.
F: entire leaf. G: flower showing pedicel, bracteoles, pubescence,
calyx, and corolla in bud. H: stamens showing lateral (above), ventral
and dorsal (below) views (D-E and G-H from Bleiweiss & Young 1008,
type; F from Boeke 919). Redrawn from Opera Botanica
92: 118, fig. 6D-H. 1987.