Plate VIII. 



Fig'. 1. 'Large blowout in tlie river dune, Hanover area, looking- east. The dunes at the left 

 are held by Rhus; those at the riyht by Prniius, with various herbs in the blowsand association at 

 their base. The basin is entirelv bare. 



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Fig-. 2. Seedlings of Diodia teres coming up in wagon tracks. Thickets of Rhus and bunches 

 of Pdnicitiii vircratiim at the rear. 



