A kind of low lands in Florida. They consist of a matted soil of vegetable fibres, spongy and treacherous to the foot, unpleasant as well as dangerous to cross.--Vignoles, Florida, p. 91.
sand-galls, spots of sand through which the water oozes. Norf. and Suff. ...
A glossary of provincial and local words used in England by Francis Grose
Veins of land through which the water oozes. ...
The Sailor's Word-Book
spots of sand forced up by the oozing of water. Norf. and Suff. ...