In a pea flower, five petals are arranged in a specialized manner with one posterior, two lateral and two ante

Question

In a pea flower, five petals are arranged in a specialized manner with one posterior, two lateral and two anterior. These are named as ________, ________ and ________ respectively.

Accepted Answer

, in pea and bean flowers (family Fabaceae), the aestivation is vexillary (or papilionaceous). There are five petals: the largest posterior petal is the standard (or vexillum), which overlaps the two lateral petals called wings (or alae), which in turn overlap the two smallest anterior petals forming the keel (or carina).

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