a group of bracts simulating a calyx as in a carnation or hibiscus
<noun.plant>
a small cup-shaped structure (as a taste bud or optic cup or cavity of a coral containing a polyp)
<noun.animal>
Calycle \Cal"y*cle\, n. [L.calyculus small flower bud, calyx, dim. of calyx. See {Calyx}, and cf. {Calicle}.] (Bot.) A row of small bracts, at the base of the calyx, on the outside.
Calicle \Cal"i*cle\, n. [L. caliculus a small cup, dim. of calicis, a cup. Cf {Calycle}.] (Zo["o]l.) (a) One of the small cuplike cavities, often with elevated borders, covering the surface of most corals. Each is formed by a polyp. (b) One of the cuplike structures inclosing the zooids of certain hydroids. See {Campanularian}. [Written also {calycle}. See {Calycle}.]