Lvs linear-subulate, 3-6 mm, loosely erect to somewhat spreading, green, sparingly villous; pedicels 5-15 mm; frs cylindric, loosely persistent after maturity; 2n=20. On acid rocks from Me. to Nf., and locally abundant in pine barrens from N.H. to Del.; S.C. May, June.

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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