Proceedings of the Indian Academy of Sciences - Section A · 1982 · 12 citations · 3 references
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L. Chalk, R. W. Hess, C. R. Metcalfe · The American Midland Naturalist · 1950 · 976 citations
R. V. SITHOLEY, Y. N. PANDEY · Annals of Botany · 1971 · 17 citations