No. 41. Tongue of Sand in Lee of Prostrate Shrub (Coprosma acerosa) on Stony Desert, South-east of Wanganui.

[Photo L. Cockayne.

No. 40. Stony Desert near Nukumaru, South-east of River Waitotara. The Shrub is Coprosma acerosa.

Photo L. Coclcaym

C—l 3

No. 39. Sand-plain in which Drifting Sand is being fixed by Carex pumila. Wind-channel and Wrecked Dunes in Centre.

Photo W. If. Field.

No. 38. Sand-shrub Dune with Small Portion of Sand-plain in Front. Dunes of Western Wellington.

[Photo L. Cockayne.