Taxonomy of the genus <i>Keetia</i> (Rubiaceae-subfam. Ixoroideae-tribe Vanguerieae) in southern Africa, with notes on bacterial symbiosis as well as the structure of colleters an...

by P. M. Tilney, A. E. van Wyk
Published 2009-08-01

RUBIACEAE

by P. M. Tilney, A. E. van Wyk
Published 2006-08-01

Extrafloral nectaries in Combretaceae: morphology, anatomy and taxonomic significance

by P. M. Tilney, A. E. van Wyk
Published 2004-09-01

The taxonomic significance of trichome type and distribution in <i>Melolobium</i> (Fabaceae)

by A. Moteetee, B-E. van Wyk, P. M. Tilney
Published 2002-09-01

A review of the genus <i>Curtisia</i> (Curtisiaceae)

by E. YU Yembaturova, B-E. van Wyk, P. M. Tilney
Published 2009-08-01