SALICACEAE 



131 



Fig. 73. Willow (Salix capensis) at the junction of the Orange and Vaal Rivers. 



KEY TO THE GENERA. 



A. Floral disc replaced by a few scales or teeth. Floral bracts entire. 



Leaves narrow. (S. A.) 



Three indigenous and several introduced species. 1. Salix L. 



B. Flowers, both sexes, with cup-like disc ; bracts lacerated. Leaves broad. 



2 introduced species. 2. Populus L. 



17 — 2 



