Fig. 3 in The diversification of thecae horns and their putative significance-a case study of Schismatoglottideae (Araceae)

Fig. 3 Microstructures of the stamens. A1–A6, Aridarum incavatum. A1, Stamen at pistillate anthesis (100 μm), A2, Smooth and clavate papillae cells on the thecae horns and stamen surface (10 μm), A3, Capitate and conical from side view of the papillae cells (10 μm), A4, Irregular shapes of oxalate crystals on the stamen surface at pistillate anthesis (5 μm), A5, Stamen at staminate anthesis (20 μm), A6, Distribution of oxalate crystals on thecae horns during staminate anthesis (100 μm); B1–B6, Aridarum montanum. B1, Stamen at pistillate anthesis (200 μm), B2, Stomata with vermiform papillae cells covered the stamen surface from near the base of the horned thecae (10 μm), B3, Smooth surface of thecae horn (10 μm), B4, Stamen at staminate anthesis (10 μm), B5, Remnants found on papillae cells (10 μm), B6, Triangular prism crystals (20 μm); C1–C6, Aridarum pendek. C1, Stamen at pistillate anthesis (100 μm), C2, Smooth surface on the tip of thecae horn, followed by cerebriform papillae cells (10 μm), C3, Papillae cells on the stamen surface (10 μm), C4, Stamen at staminate anthesis (100 μm), C5, Pollen (arrowhead) was found in the thecae path (50 μm), C6, Papillae cells on the stamen