[P/tof<> L. Cockayne

[Photo W. B. Field.

No. 13. Natural Foredune near Waikanae held by the Silvery Sandgrass (Spinifex hirsutus), forming an Excellent Protection to the Coast.

C.-13

No. 12. Dune naturally fixed reverting to the Active Stage at Summit Shrubs in Front chiefly Cassinia leptophylla.

[Photo L. Cockayne

No. 11. Wind-ripples, Primary and Secondary, in Coarse Sand. Cromwell Dunes.

[Photo L. Cockayne

No. 14. General View of Wandering Dune, formerly Good Grazingland, showing Ridge at Summit of Sand-fall.