Studies on fossil plants K.L. Alvin, P.D.W. Barnard and W.G. Chaloner. - Alvin, K.L.; Barnard, P.D.W.; Chaloner, W.G. (London Academic Press, 1968)
Presented to Prof. T.M. Harris published in the Journal of the Linnean Society of London (Botany) V.61 no.384.
Keywords: Plants fossils Trees fossils Botany