Acorus gramineus Soland. ex Ait.

Family-  Araceae.
Habitat-  Native to Japan, occasionally met within Sikkimat an altitude of 1,800 m, in Khasi Hills up to
1,500 m.
Ayurvedic-  Haimavati (white var. of Vachaa).
Action-  Antispasmodic (used in abdominal colic). See A. calamus.