(Sabulina howellii)
Minuartia howellii is a slightly hairy annual herb growing to a maximum height of 30 centimeters with a slender green stem which turns purple with age. The thin, rigid, almost needlelike leaves are linear or narrowly lance-shaped, up to 1.5 centimeters long and under 2 millimeters wide. The tiny flower has five white petals each a few millimeters long and smaller, ribbed sepals.