Fls 5-merous, 2.5-4 mm, sessile or subsessile in dense clusters; cal short, its lobes broadly round-ovate or subrotund, overlapping, often scarcely reaching the middle of the cor-tube; scales commonly copiously fringed, reaching the sinuses of the cor; styles 1-1.5 mm, nearly or fully as long as the ovary; stigma capitate; fr cupped below by the withered cor, commonly globose-ovoid, 2.5-3.5 mm, with a thickened collar about the styles; seeds 2-4, ±1.5 mm; 2n=60. N.S. to Man., s. to Fla. and Ariz.; our commonest sp.

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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