FIGURE 6 in The end of a mystery: transferring Streptostachys robusta to Ichnanthus (Poaceae, Paspaleae) based on DNA sequences, morphology and leaf anatomy

FIGURE 6. Cross-sections of the leaf blades showing the midrib and the mesophyll of Ichnanthus robustus [Calderón et al. 2443 (CEPEC), Silva et al. 1049 (HUEFS), and Silva & Daneu 1057 (HUEFS)] and I. bambusiflorus [Silva et al. 1025 (HUEFS)]. A–D. I. robustus. A. Midrib overview; B. Mesophyll overview; C. First order vascular bundle; D. Third order vascular bundle. E–H. I. bambusiflorus. E. Midrib and mesophyll overview; F. Mesophyll, third order vascular bundles; G. First order vascular bundle; H. Third order vascular bundle. [Scale bars A–C, E = 100 μm; D, G–H = 20 μm; F = 50 μm]