[Photo L. Cockayne
Photo L. Cockayne
C.-13
No. 16. Marram-grass planted to arrest Drift has built Hills, which have led to Wind-channels and Fresh Destruction in consequence.
No. 15. Marram-grass planted in a Wind-channel formed by Two Hills has been killed. Here Growth impossible without Protection.
Photo W. If. Field.
No. 17. Wind-channel between Two Hills, showing Destructive Effect of Mounds raised by Sand-binding Plants.
I
No. 18. Wandering Dune in process of Formation. In Centre Wrecks of Scirpus frondosus Dunes.
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