FIG. 2 in Taxonomic significance of trichomes in the genus Acanthopsis Harv. (Acanthaceae, tribe Acantheae)

FIG. 2. — SEM images of leaf indumentum and predominant trichome types of various taxa of Acanthopsis: A, A. dregeana subsp. longispina, Type A2 (Steyn 2141); B, A. hoffmannseggiana typical form, Type A1 (Steyn 758); C, A. disperma, Type B (Steyn 1845); D, A. horrida, Type F (Steyn 2121); E, A. villosa, Type D (Koekemoer 4398); F, A. nitida, Type A1 (Steyn 1884). Scale bars: A, B, D, 100 µm; C, E, F, 20 µm.