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. 2017 Feb 20;57(1-2):16–116. doi: 10.1080/00173134.2016.1261939

Figure 27.

Figure 27.

LM (A) and SEM (B–I) micrographs of Passovia pedunculata (MO: from Venezuela, coll. Liesner, s.n.). A. Two pollen grains in equatorial and polar view. B–D. Pollen grains in polar view. E. Pollen grain in equatorial view. F. Close-up of central polar area. G. Close-up of apex. H, I. Close-ups of mesocolpium. Scale bars – 10 µm (A–E), 1 µm (F–I).