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Kak, A.M. and Javeid, G.N. 1982. Additions to the Aquatic and Wetland Flora of the N.W. Himalayas-two New Records of <I>Potamogeton</I> L. Indian Forester. 108, 11 (Nov. 1982), 719–722. DOI:https://doi.org/10.36808/if/1982/v108i11/10987.