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What flower-cluster pattern is common among Brassicales plants?
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Brassicales
Broccoli (Brassica oleracea, variety italica).
Most members of the order Brassicales exhibit a racemose inflorescence pattern.1
Within specific families of the order, such as Brassicaceae and Cleomaceae, the inflorescence is typically described as more or less flat-topped, elongating only after the open flowers have faded. In the genus Brassica, the four-petaled flowers are generally borne in clusters.23