Tragus mongolorum Ohwi, Acta Phytotax. Geobot. 10: 268 1941. (syn.Tragus roxburghii Panigrahi);
Indian Bur Grass;
From Flora of China:
This species has been widely known under the name Tragus
biflorus Schultes, which is illegitimate because it was nomenclaturally
superfluous when published. Panigrahi replaced T. biflorus with T.
roxburghii, but overlooked Ohwi’s earlier name, T. mongolorum, which
was validly published, is legitimate, and is therefore the correct name for the
Poaceae, Cyperaceae and Juncaceae Week: Poaceae-02042013RMP 5 grass : Attachments (1)
5 posts by 3 authors.
Tragus biflorus (Roxb.) Schult.
Yes it is Tragus biflorus
Plant Wealth of the Lower Ganga Delta: An Eco-taxonomical Approach, Volume 2 By Kumudranjan Naskar (description) (Tragus biflorus (Roxb.) Schult.)
Flora of Ranga Reddi District: Andhra Pradesh, India By Thammineni Pullaiah, M. Silar Mohammed (Description- Tragus roxburghii Panigrahi )