Series volume

Kubitzki, K. 1998. Volume IV. Flowering Plants. Monocotyledons: Alismatanae and Commelinanae (except Gramineae). In K. Kubitzki (ed.), The Families and Genera of Vascular Plants. Springer-Verlag, Berlin/Heidelberg, [27 Aug] 1998: [I]-X, 1-511.