Compilation
Lychnis attenuata

Plants cespitose; taproot stout. Stems simple (very rarely 1-branched), 5–30 cm, pubescent, often densely so distally, with long purple-septate glandular and eglandular hairs, rarely subglabrous. Leaves: basal numerous, blade 1–5 cm × 2–5 mm (including petiole), glabrous or softly pubescent, eglandular; cauline in 1–3 pairs, blade linear to narrowly lanceolate, 0.5–2.5 cm × 2–4 mm. Inflorescences simple, slender, with single terminal flower, occasionally branched with 2 (rarely 3) flowers, densely glandular-pubescent, slightly viscid. Pedicels slender. Flowers: nodding, becoming erect in fruit; calyx veined, ovate-elliptic, 11–17 × 6–10 mm, veins purple with long purple-septate hairs, lobes ovate to triangular, ca. 2.5 mm, margins purple tinged, broad, membranous; corolla dingy pink to purple, 1–11/4 times length of calyx, claw shorter than calyx, limb ovate, emarginate to 2-lobed, ca. 1–3 mm, appendages 2, lacerate, ca. 0.3 mm. Capsules equaling to slightly longer than calyx; carpophore 1–2 mm. Seeds brown, ± round to angular, 1.5–2(–2.5) mm diam.; wing flat, ca. as broad as body. 2n = 24.