sandwort
(noun)
noun
1. loosely matted plant with moss-like foliage studded with tiny starry four-petaled white blossoms; mountains of central and southern Europe
Definition categories: plant, flower
2. low-growing herb having clusters of small white four-petaled flowers
Definition categories: plant, flower
3. low-growing chiefly perennial plant usually with small white flowers suitable for e.g. rock gardens