Rumex tingitanus, L.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1964, Flora Europaea - Volume 1. Lycopodiaceae to Platanaceae, Cambridge University Press : 84

6. R. tingitanus L. , Syst. Nat. ed. 10, 2: 991 (1759).

Rhizome emitting long stolons. Leaves ovate- to lanceolate-triangular, truncate or broadly sinuate at the base, gradually attenuate at the apex, crispate to lobate (or sometimes pinnatipartite, var. lacerus Boiss. , non R. lacerus Balbis ). Ochreae of inflorescence large, persistent. Outer perianth-segments c. 4 mm, free, obovate, deflexed. Valves 9-11 x 10-13 mm, thin, pale, often purplish towards the margin, entire, with tubercles. Nut 3 -5-4-2x l- 5- 2 mm, reddish, broadest below the middle. Maritime sands. W. Mediterranean region, Portugal. Ga It Hs Lu.