[Photo L. Cockayne.

C—l 3

No. 43. Tree-lupin (Lupinus arboreus) getting buried and killed by a Small Wandering Dune. Dunes of Canterbury.

[Photo L. Cockayne

No. 42. Wheatfield threatened by a Deep Drift from a Wandering Dune, which has partially filled a Swamp in Front.

[Photo L. Cockayne

No. 44. General View of Ocean Beach Dune now held by Tree-lupin.