Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
LM (A) and SEM (B–I) micrographs of Plicosepalus sagittifolius (WU: from Kenya, coll. M. G. Gilbert, s.n.). A. Two pollen grains in equatorial and polar view. B, C. Pollen grains in polar view, distal side. D. Pollen grain in polar view, proximal side. E. Pollen grain in equatorial view. F. Close-up of central polar area, distal side. G. Close-up of apex, distal side. H. Close-up of central polar area, proximal side. I. Close-up of mesocolpium. Scale bars – 10 µm (A–E), 1 µm (F–I).
