megaphyll defined in 1951 yearmegaphyll - megaphyll;
megaphyll - Type of leaf possessing branched system of veins and with leaf trace generally associated with one or more leaf gaps in stele of stem. Associated (with few exceptions) with siphonostelic vascular system in stem. Characteristic of ferns and seed plants. Compare with: Microphyll.
near megaphyll in Knolik
definition of word "megaphyll" was readed 1969 times