Nepeta tuberosa, L.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 158

2. N. tuberosa L. , Sp. Pl. 571 (1753).

Rhizome tuberous. Stems 25-80 cm, simple, pubescent to lanate, sometimes viscid. Leaves 3-8 cm, ovate-lanceolate to oblong, cordate at base, subglabrous to villous, often sublanate beneath, the lowest petiolate. Inflorescence spike-like, simple. Bracts and bracteoles 8-16 x 3-8 mm, ovate to lanceolate, membranous, greenish-white, pink or reddish-purple. Calyx 8-11 mm, slightly curved, glandular; teeth 2-5-3 mm, the upper slightly exceeding the lower. Corolla 9-12 mm, purple or violet. Spain and Portugal; Sicilia. Hs Lu Si.

1 Bracts lanceolate, suberect, overlapping; calyx-teeth 0-5 mm

wide at base, sublinear (a) subsp. tuberosa 1 Bracts ovate-lanceolate to ovate, patent, not overlapping;

calyx-teeth 1 mm wide at base, lanceolate 2 Cauline leaves much exceeding the intemodes; bracts entire

(b) subsp. reticulata 2 Cauline leaves shorter or scarcely longer than the internodes;

most bracts somewhat toothed (c) subsp. gienensis