FIGURE 3 in A new species of Vernonia (Asteraceae, Vernonieae) from the state of Oaxaca, Mexico

FIGURE 3. Trichome diversity and pollen type of Vernonia confusa. A. Trichome on abaxial surface of leaves, uniseriate, with apical cell subulate (ut). B & C. Trichomes on adaxial surface of leaves. B. Simple trichome (st). C. Lageniform trichome (lt). D. Indumentum of cypselae, pilose-glandular, with glands (g) and twin hairs (th). E & F. Pollen type A. E. Polar view. F. Equatorial view.