Galium album, Miller

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 24

39. G. album Miller , Gard. Diet. ed. 8, no. 7 (1768)

( G. erectum Hudson 1778 , non 1762).

Stock with short or long subterranean stolons. Stems 50-150 cm, erect to procumbent, the branches ascending or patent, glabrous or with hairs 0-5-1-5 mm; internodes long. Leaves 10-40x1-7 mm, oblong to oblanceolate, thin to somewhat coriaceous. Inflorescence rather dense, broadly ovoid to oblong, mostly with rather long branches; pedicels mostly 1-5-3 mm but variable in length, less divaricate after anthesis than in 38. Corolla (2-5-)3-5 mm in diameter, white or yellowish. Open habitats. Much ofEurope, but local in parts ofthe south and east, and only as an introduction in much of the north and north-east. Al Au Be Br Bu Co Cr Cz Da Ga Ge Gr He Ho Hs Hu It Ju Lu Po Rm Rs (B, C, W, K, E) Sa Si?Tu [Fe Hb Is No Rs(N) Su]. 1 Corolla yellowish; inflorescence oblong and narrow; plants up to 80 cm (c) subsp. prusense 1 Corolla whitish; inflorescence often broadly ovoid, with long branches; plants often more than 80 cm 2 Leaves oblong to broadly oblanceolate, abruptly narrowed towards apex; plant robust, usually hairy

(b) subsp. pycnotrichum 2 Leaves oblanceolate, gradually narrowed towards apex; plant often slender, predominantly glabrous (a) subsp. album