- To +/-80cm tall, herbaceous, simple to branching above, from a taproot, glabrous to hirsute and antrorse pubescent near the inflorescence, terete, hollow.
- Opposite, sessile, linear, pubescent, to +/-6cm long, +/-5mm broad, entire, acute to obtuse.
- Terminal bracteate clusters of paired flowers. Bracts linear, pubescent. Flowers sessile.
- Petals 5, clawed. Claw to 1.5cm long, glabrous, white. Limb pink with white and rose mottling, 6-7mm long, 3mm broad, elliptic, toothed at apex. Stamens 10. Filaments to 1.4cm long, filiform, glabrous, white. Anthers purple, 1.2mm long, slightly exserted or included. Styles 2, filiform, white, 1cm long, included. Ovary cylindric, 6-7mm long, 1.2mm in diameter, glabrous, light green, 2-locular. Placentation axile. Ovules many. Calyx tube to 1.5cm long, 2.5mm in diameter, pubescent, 5-lobed. Lobes 3mm long, attenuate, erect.
- May - October.
- Open woods, roadsides, railroads, waste ground, pastures, fields. Also cultivated.
- Native to Europe.
- This diminutive species can be found throughout Missouri. The bright pink flowers of this species make it desirable in cultivation and it requires little care.
Photographs taken in the Ozark Scenic Riverways, 5-24-03.