Peduncle

Peduncle may refer to:


 * Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed
 * Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body
 * Peduncle (arthropods), the base segments of an antenna
 * Caudal peduncle, in fish, the narrow part of the body to which the tail attaches
 * Cerebral peduncle, a band of neurons, resembling a stalk, which connect varied parts of the brain
 * Cerebellar peduncle, one of six structures connecting the cerebellum to the brain stem
 * In insect brains, the peduncle connects the lobes of the mushroom bodies to its calyx
 * In stalked barnacles, one of two external divisions of the body, a stalk attached to the substrate by cement glands
 * In dinoflagellates, an extendable stalk used to capture prey.