Compound Eye An eye with many elements, common in insects, in which each element is visible as a hexagonal facet. A leaf divided into leaflets, each of which usually has the general appearance of a leaf. Cone A dense and conical mass of flowers or fruits, or of seed-bearing scales, on a central axis. Found on conifers and alders. Deciduous Describes a plant whose leaves fall off seasonally, or a leaf which falls off seasonally.
Most deciduous plants lose their leaves in autumn.
Double-toothed Describes a leaf edge on which each tooth bears smaller teeth. Fan-Compound A compound leaf in which leaflets are arranged in the shape of a fan. Fiddlehead A popular term for an unfurled fern. Frond The leaf of a fern or palm. Furrowed Marked with longitudinal grooves.