corolla
UK /kəˈɹəʊlə/ · US /kəˈɹoʊlə/ noun, proper noun
Forms corollas corollae corollæ
- noun (botany) The outermost-but-one whorl of a flower, composed of petals, when it is not the same in appearance as the outermost whorl (the calyx); it usually comprises the petal, which may be fused.
- proper noun A surname.
Etymology
From Latin corōlla (“small garland, chaplet or wreath”), diminutive of corōna (“garland, chaplet, wreath”).
Webster’s 1913
- noun The inner envelope of a flower; the part which surrounds the organs of fructification, consisting of one or more leaves, called petals. It is usually distinguished from the calyx by the fineness of its texture and the gayness of its colors. See the Note under Blossom.
Etymology [L. corolla a little crown or garland, dim. of corona. See Crown.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “corolla”, CC BY-SA 4.0. Details