Cederberg : Clanwilliam & Biedouw valley /
Clanwilliam & Biedouw valley
text by Gretel van Rooyen and Hester Steyn ; photography by Riaan de Villiers.
- 256 pages : color illustrations, color maps ; 21 cm.
- South African wild flower guide ; 10 .
- South African wild flower guide ; 10. .