The ground was fertile, with alluvial, or unconsolidated, soil.
There is no alluvial soil, or bottoms along the streams, or grass in the forests.
The city was built in the midst of an alluvial country, far removed from the hills.
The soil in the bottom was a rich, alluvial deposit that gave verdure of all kinds deep rootage.
The alluvial soil of these islands is a marvel of fertility.
Perhaps it is the nature of that alluvial plain that accounts also for so plentiful a harvest of mosquitoes.
The town lay at the sea's edge on a strip of alluvial coast.
Near the river bank, between camp and fort, was an alluvial spot in which the shovel found no rock.
It was an alluvial town, called Soledad, where there was no harbour or future or recourse.
There is a group of valleys all round them, and alluvial beds accumulate in them.