Orobanche cernua, Loefl.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 289

11. O. cernua Loefl. , Iter. Hisp. 152 (1758)

(incl. O. cumana Walk. ).

Stems up to 40 cm, only slightly swollen at base, more or less glandular-pubescent, yellowish. Leaves 5-10 mm, ovatelanceolate. Spike up to 25 x 2-5-4 cm, usually dense, glandularpuberulent, brown, variably tinged with blue; bracts 7-12 mm, ovate to lanceolate. Calyx 7-12 mm; segments free, more or less bidentate. Corolla 12-20 mm, sparsely glandular-puberulent, suberect, conspicuously inflated and whitish-scarious at base, constricted and inflected near middle, the distal part patent or somewhat deflexed, violet-blue, sparsely pubescent; lobes oflower lip subequal, not cibate. Filaments glabrous or subglabrous, inserted 4-6 mm above base of corolla; anthers glabrous. Stigma whitish. Capsule 8-10 mm. In = 24. On Artemisia spp. and Helianthus annuus, rarely on other herbs. S. Europe, extending northwards to S. Czechoslovakia and to c. 54° N. in E. Russia. Br Co Cr Cz Ga Gr Hs Hu It Ju Rm Rs (C, W, K, E) Si Tu.