Keel is the characteristic feature of flower of

Options

A. tulip
B. indigofera
C. aloe
D. tomato

Answer

B

Explanation

keel repersent petal in vexillary aestivation which si characteristic of family fabsaceae i.e indgofera
papillionaceae is subfamily fabaceae which has bilateral symmetry it flollows vexillary aestivatin a single upper posterior petal ois kinwon as banner two lateral compressed petals called wings and a pair of anterior small fused petal forms keel keel has convave sides which make them fused at bases