Question
Explain the following floral formula and to which it belongs.

Answer

It belongs to mustard (Brassica).
Ebracteate, actinomorphic, bisexual, bimerous; calyx-4, polysepalous, in two whorls of two each; corolla 4, polypetalous, cruciform; androecium-6, polyandrous, tetradynamous in two whorls, one with two, the second with four, gynoecium-bicarpellary, syncarpous and superior.

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