Galium viridiflorum, Boiss. & Reuter

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 : 21

14. G. viridiflorum Boiss. & Reuter , Pugillus 51 (1852).

Stem 40-80 cm, fairly stout. Leaves 13-30 x 4-6(-8) mm, broadly lanceolate to oblanceolate, mostly abruptly narrowed to the awned apex, rough above, with rather dense, patent long hairs beneath. Inflorescence long, cylindrical; partial inflorescences dense; pedicels 1-3 mm, slender. Corolla 2-5-3 mm in diameter, rotate, greenish-yellow; lobes 1-1-5 mm, more or less triangular, acute to apiculate. Filaments 0-4-0-5 mm; anthers O-2-O-3 mm, subglobose to ovoid. Fruit 1-1-5 mm, granulate and with long, dense, patent hairs. Shady river-banks. • S. W. Spain (near Ronda). Hs.