Cerastium ligusticum Viv., it is an annual herb, erect, up to 30 cm tall. Stem with fine glandular hairs and few, simple eglandular hairs, branches ascending, articulate. Leaves sub spathulate and shortly petioled (basal) or elliptical-oblong and sub vaginate (cauline), 12-27 x 6-8 mm, obtuse-apiculate, hairy. Flowers many in lax dichasial cymes, c. 10 mm, across, white. Bracts lanceolate, green or scarious at most 1/4 of their length and margins. Pedicels much exceeding the sepals, deflexed in fruit. Sepals 5, ovate-lanceolate, 3-8 mm long, scarious margined, obtuse, densely glandular hairy outside. with or without a bunch of simple eglandular hairs usually not at the apex. Petals 5, obovate, one and half to twice as long as sepals, 2-fid al the apex to c. 33% of their length, glabrous. Stamens 5-10, as long as sepals, filaments glabrous; anthers ovate-oblong, c. 1 mm long, yellow. Ovary ovoid, glabrous, sub sessile; styles 5, filiform, divergent. Capsule straw coloured, slightly longer than sepals, dehiscing by 10 apical, revolute margined teeth. Seeds ovoid-reniform, c. 0.5-0.9 mm long, brown, sharply and minutely tuberculate.
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