Ravenelia hernandezii. A Infected leaflets of S. tenuifolia B Mixed sori containing urediniospores and teliospores C Teliospore seen in LM D telium seen by SEM E Adaxial view of a teliospore by LM, with arrows indicating the uniseriate cysts F SEM view of spinescent teliospores G LM view of the upper surface H drawing of a urediniospore. Scale Bars: 0.5 mm (A); 0.1 mm (B); 20 mm (C–G); 10 mm (H).