Fact File Description Pigeonepea is a perennial erect bush, 0.5 to 4 m tall, and has strong stem. It has pubescent leaves which are trifoliate.
Leaflets possess vesicular glands below, which are membranaceous or rather tick.
Stipellae are present or absent. Flowers are present in axillary or terminal pedunculate or almost sessile racemes. They are yellow, or lined with red, or flag is dorsally reddish, and upto 3 cm long. Coralla are persistent or not, vexillum obovate-orbicular, reflexed, clawed, auriculate. Wings are obliquely obovate auriculate, keel rounded-oblique, obtuse.