by Renvoize, S.A, Cope, T.A, Cook, F.E.M, Clayton, W.D, Wickens, G.E. (Royal Botanic Gardens, Kew, Richmond, Surrey TW9 3AB (United Kingdom))
Year of Publication 1992

by Davis, S.D, Ambrose, J.R, Cook, F.E.M, Prendergast, H.D.V. (Centre for Economic Botany, Royal Botanic Gardens, Kew, Richmond, Surrey TW9 3AE (United Kingdom))
Year of Publication 1998

by Cook, F.E.M. (Centre for Economic Botany, Royal Botanic Gardens, Kew, Richmond, Surrey, TW9 3AE (United Kingdom))
Year of Publication 1995