Title: Biblio RTF Export
Author: Biblio 7.x

P. D. F.  Kok, ?Notes on Digitaria in South Africa?, Bothalia, vol. 13, p. 457, 1981.

P. D. F.  Kok, ?Studies on Digitaria (Poaceae) I. Enumeration of species and synonymy?, South African Journal of Botany, vol. 3, pp. 184-185, 1984.

P. D. F.  Kok, Robbertse, P. J., and van Wyk, A. E., ?Systematic study of Digitaria section Digitaria (Poaceae) in southern Africa?, South African Journal of Botany, vol. 55, pp. 141-153, 1989.