Perennial from a taproot and woody caudex, erect or ascending, 1-2(3) dm, the stem very leafy below, densely glandular-puberulent and minutely scabrous, or seldom glabrous; lvs firm, linear-subulate, 3-10 mm, glabrous, eventually 1-3-nerved, triangular in section, abruptly acutish or obtuse; pedicels 1-6 cm, capillary, ascending or erect; sep ovate, obtuse, 3 mm, faintly 1-3-nerved; pet 5-8 mm; fr ovoid, the 3 valves separating nearly to the base; seeds plump, 1.2 mm, reddish-brown, tuberculate. Sandy soil and pine-barrens on the coastal plain; N.Y. to Fla. May- July. (A. squarrosa; Minuartia c.; Sabulina c.)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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