(Sabulina decumbens)
Minuartia decumbens is a low, mat-forming perennial herb growing a in a clump a few centimeters high from a thin, woody taproot. The narrow, rigid, sometimes needle-like leaves are under a centimeter long and no more than 2 millimeters wide. The tiny flowers have purple-tipped sepals a few millimeters long and five white petals which are slightly smaller.