Teucrium polium, 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 : 134

45. T. polium L. , Sp. Pl. 566 (1753).

Dwarf shrub. Stems 6-45 cm, covered with white, greenish or golden branched hairs, often densely so. Leaves 7-27 mm, narrowly oblong to narrowly obovate, flat or with revolute margins, with 2-5(-9) crenations, often in fascicles. Flowers in a simple or compound head. Bracts leaf-like to entire. Calyx (2-5-)3-5 mm, densely and evenly hairy. Corolla white or red; proximal lobes rounded or triangular. 2« = 26, 52, 78. Dry places. S. Europe, extending northwards to c. 51 ° N. in S. C. Russia. Al BI Bu Co Cr Ga Gr Hs It Ju Lu Rm Rs (C, W, K, E) Sa Si Tu.

1 Flowers in a simple head; lateral corolla-lobes always hairy 2 Stemwithgoldenhairs (b) subsp. aureum 2 Stem with white or grey hairs (a) subsp. polium 1 Flowers in a compound head; lateral corolla-lobes glabrous or hairy 3 Calyx less than 3 mm; lateral corolla-lobes always glabrous

(d) subsp. pii-fontii 3 Calyx3 -5-7mm; lateralcorolla-lobes glabrousor hairy 4 Flowering stems 10- 25cm; leaveslessthan 15 mm

(c) subsp. capitatum 4 Flowering stems 26-45 cm; leavesmorethan 16 mm

(e) subsp. vincentinum