Falcate, scythe-shaped; sickle-shaped.
Fascicled, in a close cluster or bundle; said of flowers, stalks, roots, and leaves.
Fertile, capable of producing fruit; as a pistillate flower; applied also to a pollen-bearing stamen.
Fibrous, composed of or of the nature of fibres.
Filiform, threadlike.
Flexuous, zigzag; bent alternately in opposite directions.
Foliaceous, leaflike in structure or appearance; leafy.
Foliolate, having leaflets; the number indicated by the Latin prefixes, bi-, tri-, etc.
Follicle, a pod formed from a single pistil, dehiscing along the ventral suture only.
Free, not growing to other organs.