calyx tube calyx teeth • cam · · · Info · Definitions · Synonyms · Characters · · calyx tube · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) the cuplike or ringlike or tubular structure of a flower which bears the sepals and stamens and calyx (as in Rosaceae). Synonyms: hypanthium, floral cup, calyx tube. · · Noun Definition 1 Synonyms · · · hypanthium · · Synonym 1 floral cup · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C t latin small letter t U+0074 u latin small letter u U+0075 x latin small letter x U+0078 y latin small letter y U+0079