Branched inflorescence in which the central or uppermost flower opens before the peripheral or lowermost flower on any axis. Splitting open at maturity to release contents. Said especially of fruit or anthers. Flowers unisexual, the male and female flowers on different plants. Very small or tiny.
Margins smooth without teeth or lobes.
Seed producing structure of a plant. Ripened ovary and its structures that enclose it at maturity. Smooth, no hairs present. In grasses, each of generally two sheathing bracts that are the lowermost parts of a spikelet. Characteristic growth form or shape of a plant.