[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.
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