foliage - the main organ of photosynthesis and transpiration in higher plantsvenation - (botany) the arrangement of veins in a leaf cataphyll - a reduced or scarcely developed leaf at the start of a plant's life (i.e., cotyledons) or in the early stages of leaf development plant organ - a functional and structural unit of a plant or fungus parenchyma - the primary tissue of higher plants composed of thin-walled cells that remain capable of cell division even when mature; constitutes the greater part of leaves, roots, the pulp of fruits, and the pith of stems blade, leaf blade - especially a leaf of grass or the broad portion of a leaf as distinct from the petiole frond - compound leaf of a fern or palm or cycad pad - the large floating leaf of an aquatic plant (as the water lily) scale leaf, scale - a specialized leaf or bract that protects a bud or catkin compound leaf - composed of a number of leaflets on a common stalk entire leaf - a leaf having a smooth margin without notches or indentations serrate leaf - a leaf having a margin notched like a saw with teeth pointing toward the apex erose leaf - a leaf having a jagged margin as though gnawed runcinate leaf - a leaf having incised margins with the lobes or teeth curved toward the base; as a dandelion leaf lobed leaf - a leaf having deeply indented margins lobe - (botany) a part into which a leaf is divided parted leaf - a leaf having margins incised almost to the base so as to create distinct divisions or lobes rosette - a cluster of leaves growing in crowded circles from a common center or crown (usually at or close to the ground) |