Aristolochiales


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Aristolochiales

[ə‚ris·tə‚lō·kē′ā‚lēz]
(botany)
An order of dicotyledonous plants in the subclass Magnoliidae; species are herbaceous to woody, often climbing, with perigynous to epigynous, apetalous flowers, uniaperturate or nonaperturate pollen, and seeds with a small embryo and copious endosperm.