Q. Which one of the following plants shows vexillary aestivation and diadelphous stamens?
A) $Solanum\ nigrum$
B) $Colchicum\ autumnale$
C) $Pisum\ sativum$
D) $Allium\ cepa$
Explanation
[Solution] Vexillary (papilionaceous) aestivation and diadelphous stamens (9+1) are characteristic of Fabaceae, e.g. pea ($Pisum\ sativum$). Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.