圆锥花序
Panicle \Pan"i*cle\, n. [L. panicula a tuft on plants, dim. of panus the thread wound upon the bobbin in a shuttle; cf. Gr. ?, ?; prob. akin to E. pane: cf. F. panicule. See 2d {Pane}.] (Bot.) A pyramidal form of inflorescence, in which the cluster is loosely branched below and gradually simpler toward the end.
panicle n : compound raceme or branched cluster of flowers