P.D.F. Kok

The genus Eugenia L. (Myrtaceae) in southern Africa: the structure and taxonomic value of stomata

A.E. van Wyk, P.J. Robbertse, P.D.F. Kok · Botanical Journal of the Linnean Society · 1982 · 45 citations

Life Sciences, Botany, Plant Sciences +14

Pollen types in the lauraceae

Jacoba J.M. van der Merwe, A.E. van Wyk, P.D.F. Kok · Grana · 1990 · 40 citations

Life Sciences, Botany, Plant Sciences +15

The genus Eugenia (Myrtaceae) in southern Africa: Structure and taxonomic value of wood

A.E. van Wyk, P.J. Robbertse, P.D.F. Kok · South African Journal of Botany · 1983 · 21 citations · Full text

Life Sciences, Botany, Plant Sciences +14

Dahlgrenodendron, a remarkable new genus of Lauraceae from Natal and Pondoland

Jacoba J.M. van der Merwe, A.E. van Wyk, P.D.F. Kok · South African Journal of Botany · 1988 · 19 citations · Full text

Life Sciences, Botany, Plant Sciences +17

Non-pathological bacterial symbiosis in Pachystigma and Fadogia (Rubiaceae): its evolutionary significance and possible involvement in the aetiology of gousiekte in domestic ruminants.

A.E. van Wyk, P.D.F. Kok, N. L. van Bers et al. · South African Journal of Science · 1990 · 16 citations · Full text

Life Sciences, Microbiology, Zoology +15