1) Ground cover 2) Groundcover 
[n] - any of various low-growing tufted plants of the genus Paronychia having tiny greenish flowers and usually whorled leaves
noun any of various low-growing tufted plants of the genus Paronychia having tiny greenish flowers and usually whorled leaves; widespread throughout warm regions of both Old and New Worlds; formerly thought to cure whitlows (suppurative infections around a fin...