Unidentified Rotala (?) species : 4 posts by 2 authors. Attachments (3)
Going by flowers, it appears more closer to Ammannia auriculata Willd.
References: Catalogue of Life POWO (Ammannia prostrata Buch.-Ham. ex Dillwyn) The Plant List Ver.1.1 GBIF (High resolution specimens) High resolution specimen Flora of peninsular India Plant illustrations