geophilous

Adjective

 * 1) Loving the ground: specifically applied to sundry animals, especially the Geophila or land-snails.
 * 2)  Terrestrial; growing or rooting in the ground.
 * 3)  growing on the ground or on decaying vegetable matter: applied by Pound and Clements to a class of fungi.
 * 4) Fruiting underground.