Detail of female anthecium, Olyra longifolia: a, apex of the anthecium, dorsal side (x 50); b, apex of the anthecium, ventral side (X 50); c, detail of the palea (x 200); d, anthecium, ventral side (x 50). Micrographs a-c of Steyerrmark 512431 (US), d of Schultes & Cabrerra I5386 (US). (Reduced to 77% of indicated magnifications for publication.)