PANICLE • DICTIONARY ONE.COM • Definition of Panicle

... family (Alismaceae) contains several large and showy species, inhabitants of marshes. Of these the water-plantain (Alisma), a plant with long-stalked, oval, ribbed leaves, and a much-branched panicle of small, white flowers, is very common in marshes and ditches, and the various species of arrowhead (Sagittaria) are among the most characteristic of our marsh plants. The flowers are unisexual; the female flowers are usually borne at the base of the inflorescence, ...

— Elements of Structural and Systematic Botany - For High Schools and Elementary College Courses • Douglas Houghton Campbell