plural of peduncle

(botany) The axis of an inflorescence; the stalk supporting an inflorescence. / (botany) A short stalk at the base of a leaf or reproductive structure.

Having a peduncle; supported on a peduncle; pedunculate.

plural of caudal peduncle

(ichthyology) The narrow part of a fish's body to which the caudal or tail fin is attached. Its proportions, such as the length and breadth, and attached organs, such as spines of surgeonfishes or caudal keels and finlets of Scombridae often are important in descriptions of fish species.