Lamiastrum galeobdolon, (L.) Ehrend. & Polatschek

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 : 148-149

1. L. galeobdolon (L.) Ehrend. & Polatschek , Österr. Bot. Zeitschr. 113: 108 (1966)

( Galeobdolon luteum Hudson , Lamium galeobdolon (L.) L. ).

Sparsely to densely hairy, erect perennial

15-60 cm. Leaves 3-8 x 2-6 cm, ovate to ovate-orbicular, coarsely toothed, rarely crenate, truncate to slightly cordate at base. Bracts similar to the leaves, the uppermost usually narrower and with fewer teeth. Calyx 7-10 mm, the teeth c. J as long as the tube. Corolla 14-25 mm, bright yellow with brownish markings; tube straight, with a ring of hairs inside. Woods and shady places. M ost o f Europe, but rare in the Mediterranean region and the north. Al Au Be Br Bu Cz Da Ga Ge Gr Hb He Ho Hs Hu It Ju Po Rm Rs (N, B, C, W, E) Su Tu [Fe No].

1 Corolla 14-17 mm; lowest bracts usually more than twice as long as intemode; not stoloniferous (c) subsp. flavidum 1 Corolla 17-25 mm; lowest bracts usually less than twice as long as internode; usually stoloniferous

2 Verticillasters usually not more than 8-flowered; uppermost bracts 1-2 times as long as wide, crenate or with more or less obtuse teeth (a) subsp. galeobdolon 2 Verticillasters 9- to 15-flowered; uppermost bracts 1|-3 J

times as long as wide, with acute or subobtuse teeth

(b) subsp. montanum