The names Papilionatae and Cruciferae are bas | vedclass

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(A) The names of certain plant families,such as $Papilionatae$ (a subfamily of $Fabaceae$) and $Cruciferae$ (an older name for $Brassicaceae$),are der

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Corolla

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(A) The names of certain plant families,such as $Papilionatae$ (a subfamily of $Fabaceae$) and $Cruciferae$ (an older name for $Brassicaceae$),are derived from the arrangement and shape of their petals.In $Papilionatae$,the corolla is papilionaceous (butterfly-like),consisting of a large posterior standard,two lateral wings,and two anterior fused petals forming a keel.In $Cruciferae$,the four petals are arranged in the form of a cross (cruciform).Therefore,these names are based on the characteristics of the $Corolla$.

The names $Papilionatae$ and $Cruciferae$ are based on:

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