Cerastium dichotomum L., it is an annual, erect, up to 20 cm tall, densely viscid-glandulose herb with dichotomously and divaricately branched ascending stem. Leaves ovate-oblong to oblanceolate or ± linear, up to 25 x 5-6 mm, densely viscid-glandular attenuate at the base, ± obtuse. Flowers in lax to dense dichasial cymose clusters. Bracts green, without membranous margins. Pedicels shorter than the sepals. Sepals 5, oblong-lanceolate, 8-12 mm long, membranous margined, glandular and simple hairy, glabrous at the acute apex. Petals 5, obovate-oblong, 4-7 mm long, 2-fid at the apex to c. 1̸4 of their length, glabrous. Stamens 5-10, filaments shorter than petals, anthers yellow, ovoid. Ovary oblong, glabrous, styles 5, revolute, stigmatic on inner side. Capsule pale-yellow, oblong-cylindrical, 1.5·2.5 cm long, membranous, dehiscing by 10, short, ± obtuse, flat teeth. Seeds ± obovate, c. 1 mm long, reddish-brown. tuberculate.
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