Galium pinetorum, Ehrend.

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 : 31

98. G. pinetorum Ehrend. , Sitz.-Ber. Akad. Wiss. Wien (Math.- Nat. Kl., Abt. I) 169: 410 (1960).

Plant greenish to brownish when dry, laxly caespitose, with stolons. Stems (5-)7-25(-40) cm, rather slender, usually glabrous and smooth, rarely hairy, never retrorsely aculeolate, usually reddish at the base; middle internodes 2-4 times as long as the leaves. Leaves (4—)5—12(—19) x (0-7-)0-9~l-2(-3-3) mm, in whorls of (6-)7-8(-10), lanceolate to linear-lanceolate, 5-12 times as long as wide, often somewhat coriaceous; upper surface and margin almost always antrorsely scabrid; hyaline apex 0-3-0-6 mm. Inflorescence pyramidal to ovoid-corymbose, many-flowered; pedicels 0-4-1 mm. Corolla (1- 9—)2-l—2-8(—3-3) mm in diameter, white or pale yellow; lobes acute. Mean diameter of pollen grains 16-22 p. Fruit 1 -2-1-5 mm, more or less dull. 2л = 22, 44. Dry places. • Mountains of Spain, extending to S. France (Corbières). Ga Hs.

Very polymorphic in relation to both habitat and location. In transitional habitats, intermediates, apparently hybrids with 92 and 117, and with 97, 99 and 100, are found.