[Solution from source] Solanum (Solanaceae) bears a cymose inflorescence, where the main axis ends in a flower. Brassica, Sesbania and Trifolium have racemose inflorescences with indefinite growth of the main axis. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.