<botany> Soils of slight and recent development, common along rivers and flood plains. ... (09 Oct 1997) ... Found on http://www.encyclo.co.uk/local/20973
Soil order (type) of the United States Natural Resources Conservation Service Soil Classification System. Soil of recent development with no or poorly developed soil horizons. Found on http://www.physicalgeography.net/physgeoglos/e.html