Silene antirrhina L.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Annual, 2–8 dm, often puberulent below, glabrous above except usually for some glutinous bands below the upper nodes; basal lvs oblanceolate to spatulate; cauline lvs oblanceolate to linear, 3–6 cm × 9–12 mm, the margins ciliate near the base; infl open; fls mostly ± numerous; cal 4–10 mm, 10-nerved; pet white or pink, equaling or exceeding the cal, 2-lobed, or obsolete, the appendages minute or none; carpophore 1 mm; fr 4–10 mm, 3-locular; seeds 0.5–0.8 mm wide, papillate; 2n=24. Sandy soil and waste places, through the U.S. and s. Can., apparently native. Summer.