One small form of dune hummock is a nabkha.
A lot of ancient plants grew in the garden, and there lied a hummock in hind part.
These occur as a series of irregular parallel sand ridges and hummocks separated by hollows, which are seasonally wet.
The other sediments eroded away, while the more resistant oolite weathered into hummocks, small arches and other intriguing natural sculptures.
It is composed of numerous hummocks and peatland basins, some of which are glacial in origin while others have been created by sand extraction.
Triodia is a plant genus that is grass like and forms a hummock.
Debris avalanche deposits are characterized by the debris-avalanche block (hummocks) and the debris-avalanche matrix.
Often the larvae settle so close together that hummocks are formed as the juvenile barnacles grow.
