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Plants 30--70 cm tall. Stems gray-green, apically branched, glabrous. Leaves 3--9 × 1.5--4 cm, apex acute. Bracts lanceolate, midvein green. Calyx green, 1--1.5 cm × 5--10 mm, 5-angled, submembranous between angles; calyx teeth triangular, margin scarious; globose in fruit. Petals 1.4--1.7 cm × 2--3 mm; claw greenish, narrowly cuneate; limb pink, emarginate, sometimes erose. Stamens included. Styles slightly exserted. Capsule 8--10 mm. Seeds red-brown to black, ca. 2 mm, granulate. Fl. Apr--Jul, fr. May--Aug. 2n = 30*.
Annual, glabrous, glaucous herb. Stem slender, erect, enlarged at the nodes, up to 60 cm. Leaves sessile, narrowly triangular, 2-9(-15) by 0.5-2 cm, diminishing upwards to small, scarious bracts in the distal part of the inflorescence. Inflorescence terminal, regularly dichasial, lax, richly branched; pedicels 4-5 cm. Calyx angular, 8-15 by 5-10 mm, with 1 mm broad wings, teeth ovate, acute. Petals pink(-white), lamina obovate, entire or emarginate, 6-8 by 5-7 mm. Seeds black, subglobose to reniform, 2-2.5 mm.
Taprooted annual, 2–6 dm, branched above, glabrous and glaucous; cauline lvs 5–10 × 2–4 cm, lanceolate to lance-ovate, acute, clasping or the lower connate; cal 12–17 mm, ovoid or flask-shaped; pet 18–22 mm, pink, the blade 6–8 mm, obovate, retuse; stamens exsert; fr 6–8 mm; seeds 2–2.6 mm, minutely tuberculate, reddish-brown to black; 2n=30. Native of Europe, widely distributed as a weed through temperate N. Amer. (V. pyramidata; V. segetalis; V. vaccaria; Saponaria vaccaria)
Plants glabrous, glaucous. Stems 20-100 cm. Leaf blades 2-10 cm, base cuneate to cordate. Cymes open, 16-50(-100)-flowered. Pedicels (5-)10-30(-55) mm. Flowers: calyx 9-17 mm, with 5 prominent, usually green, winged angles or ridges, each ridge with strong, cordlike marginal vein; petals with claw 8-14 mm, blade 3-8 mm. Capsules included in calyx tube. Seeds 2-2.5 mm wide. 2n = 30.
A erect annual herb. It is hairless. The leaves are bluish green. They are oval or sword shaped and do not have teeth. The flowers are pink to dark purple. They are 8-16 mm across. They have long stalks. The fruit is a capsule 15 mm long. There are 15-20 seeds.
