It is an appressed hairy herb with 1-2.5 x 0.2-1 cm sized leaves. Leaves are ovate, elliptic or oblong. Flowers are solitary and axillary. Capsules are glabrous, rounded while seeds onlong and dark brown.
The whole plant is used as brain tonic. Sometimes it is taken as representative of Shankhpushpi. The decoction of plant is used as blood purifier.
The alkaloid evolvine exhibits stimulant activity on respiration and in blood pressure.