Which one of the following organisms is correctly matched with its three characteristics?
Pea: $C_3$ pathway, endospermic seed, vexillary aestivation
Tomato: twisted aestivation, axile placentation, berry
Onion: bulb, imbricate aestivation, axile placentation
Maize: $C_3$ pathway, closed vascular bundles, scutellum
Butterfly shaped corolla, monocarpellary ovary and zygomorphic flowers are found in family
The typical floral formula of Papilionaceae is
Papilionaceous flower with large vexillum covering two wings and the wings covering the keel has corolla aestivation of
If the anthers are fused together forming a tubular structure while the filaments remain free, the condition is found in which one of the following family?
Ray florets of sunflower $(Compositae)$ are