AskDefine | Define pentamerous

Dictionary Definition

pentamerous adj : divided into five parts; specifically, having each floral whorl consist of five (or a multiple of five) members; "pentamerous flowers"

User Contributed Dictionary

English

Etymology

penta- five; meros part

Adjective

pentamerous
  1. in five parts: in a flower each whorl (of flower parts) has five flower parts.
The Apocynaceae have pentamerous flowers.

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