Grasses, sedges and rushes in colour /
Humphries, C. J.(Christopher John),1947-
Press, J. R.
Hancke, Verner.
Skytte-Christiansen, MAdaptationsGraesser i farver.
Poole Blandford Press
1979
Translation and adaptation of: 'Graesser i farver'. Copenhagen : Politikens, 1977
Bibliography: p.169. - Includes index
Grasses
Cyperaceae.
Juncaceae.
Botany