: the floral structure comprised of the calyx and corolla especially when the two whorls are fused — see flower illustration
Examples of perianth in a Sentence
Recent Examples on the WebThe cup of the daffodil extends from radiating petals called a perianth.
Adrian Higgins, Washington Post, 20 Sep. 2021 Dutch Master has a pale yellow perianth, and the trumpet is wide, richer in color and frilled.
Adrian Higgins, Washington Post, 20 Sep. 2021
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'perianth.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.