Digitaria duthieana Henrard ex Bor, Kew Bull. 8: 273 1953.;
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India as per POWO;
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it could be Digitaria sp
Yes. It is Digitaria, probably Digitaria duthieana. Wait for the inflorescence to mature and open up
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References: POWO Catalogue of Life The Plant List Ver.1.1 WCSP IPNI Flora of peninsular India India Biodiversity Portal IBIS Flora