Which one of the following plants shows vexillary aestivation and diadelphous stamens?

These features are characteristic of the family Fabaceae.Vexillary aestivation: The largest petal (standard) overlaps two lateral petals (wings), which overlap two smallest anterior petals (keel).Diadelphous stamens: Filaments are united into two bundles (e.g., $9+1$). Pisum sativum (Garden pea) belongs to Fabaceae.