Glaucium flavum, Crantz

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1964, Flora Europaea - Volume 1. Lycopodiaceae to Platanaceae, Cambridge University Press : 251

1. G. flavum Crantz , Stirp. Austr. 2: 133 (1763).

Sparsely pubescent biennial or perennial. Stems 30-90 cm. Basal leaves 15-35 cm, lyrate, pinnately lobed; lower segments smaller and more or less entire, upper coarsely dentate; cauline leaves smaller, ovate, lobed, amplexicaul. Flowers solitary, terminal or axillary. Sepals more or less pubescent. Petals 3-4 cm, yellow, broadly obovate. Stamens yellow. Ovary tuberculate throughout its length. Capsule 15-30 cm, often curved, glabrous, not constricted between the seeds. 2« = 12. Sandy and gravelly seashores; also as a ruderal. Coasts ofS. & W. Europe, northwards to Oslo; Black Sea; frequently naturalized in C. Europe. Al Be BIBrBuCoCrDaGaGeGrHbHoHsItJuLuNoRmRs (K) Sa Si Tu [Au Cz He Hu Po].