Cu`pu*lif"er*ous (k?`p?-l?f"?r-?s), a. [Cupule + -ferous: cf. F. cupulifère.] Of, pertaining to, or resembling, the family of plants of which the oak and the chestnut are examples, -- trees bearing a smooth, solid nut inclosed in some kind of cup or bur; bearing, or furnished with, a cupule.