Having stems that trail along the ground without putting down roots.

Roget 213: horizontal, level, even, plane; flat etc. 251; flat as a billiard table, flat as a bowling green; alluvial; calm, calm as a mill pond; smooth, smooth as glass.    recumbent, decumbent, procumbent, accumbent^†; lying etc. v.; prone, supine, couchant, jacent^†, prostrate, recubant^†.    ... show more