Thesium arvense

Tezgüvelek

Perennial. Stems many, 15-25 cm, ascending to erect, ± simple, arising from a capitate rootstock. Leaves linear to linear-oblong, scale-like below, 5-40 x 1-3 mm, Inflorescence a raceme, often branched below. Bracts 1-4 x as long as nut, bracteoles 2/3-2 x nut. Flowers white, perianth infundibular, 2-2.5 mm, lobes narrowly-triangular, 0.75-1 mm. Fruit 3.5-4x 1.5-2 mm, nut ellipsoid, glabrous, longitudinally-nerved, persistent perianth 1/3-1/4 x as long as nut, pedicel slightly swollen, often red tinged. Fl. 4-8. Sand dunes, fields, rocky slopes, etc., s.l.-2200 m.

Temperate Eurasia from Balkans to Siberia. Euro-Sib, element.