Galium boissieranum, Ehrend. & Krendl

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

20. G. boissieranum Ehrend. & Krendl , Bot. Jour. Linn. Soc. 68: 270 (1974)

( Asperula boissierana Steudel , nom. illegit., A. paniculata Boiss. , non Bunge, A. effusa Boiss. , A. asperrima Boiss. ).

Stems 35-50 cm, erect to ascending, much-branched from the base, stout, 4-angled, shortly hairy. Leaves 9-15 x 0-8-1 mm, in whorls of 6-8, linear, awned, rigid, green and shining above, usually strongly antrorsely scabrid, densely puberulent beneath, margin recurved to the midrib. Inflorescence pyramidal, with capitate partialinflorescences in several groups along the branches; flowers sessile. Corolla 4-6-5 mm, broadly or narrowly infundibuliform, yellow or reddish, sparsely hairy on the outside; corolla-tube 2-5-5 mm; corolla-lobes 1 -5-2 mm, longer than wide, apiculate. Fruit densely hairy. Scrub and shady hillsides. • Mountains of S. & S. C. Spain. Hs.