Lamiaceae

P. tuberosa L., Sp. PL 586 (1753). Ic: Hegi, Ill. Fl. Mittel-Eur. 5(4):2437, f. 3301 (1927). Figure 5. Map 15.
Herb to 150 cm, root bearing small tubers. Leaves eglandular or glandular, sparsely or densely pubescent on both surfaces, hairs simple above, stellate beneath, lower leaves oblong-ovate, auriculate-cordate or sagittate at base, crenate or dentate, 10-30 x 5-15 cm, petiole to 30 cm. Floral leaves sessile or subsessile, lanceolate-ovate to triangular. Verticillasters ± numerous, lower distant, upper ± crowded, 14-40-flowered. Bracteoles 8-13 mm, subulate, glabrous to densely hairy, ciliate. Calyx 8-13 mm, glabrous to hispid, teeth setaceous, 2.5-3.5 mm. Corolla purple or pink, 15-20 mm, upper lip straight,ciliate with hairs 1 mm. Nutlets pubescent at apex. Fl. 6-7. Dry stony slopes, fallow fields, steppe, meadows, 1400-2300 m
Described from Siberia (Hb. Linn. 740/13).
N. & E. Anatolia. A7 Gümüşane: Gümüşane, Köse to Sipikör, 1700-2000 m, 1858, Tchihatcheff! A8 Erzurum: 7 km S.W. of Tortum, 1800 m, Hub.-Mor. 15617! A9 Kars: Taşbaş Köy, Çildir G., 2000 m, T. Baytop (İSTE 18323)! B6 Sivas: 12 km from Sivas to Zara, 1400 m, Hub.-Mor. 11848! B7 Tunceli: pass between Pülümür and Mutu, 1840 m, Hub.-Mor. 10813! B8 Erzurum: 29 km from Hinis to Pasinler, 1800 m, D. 46374! B9 Van: Van to Hoşap, 20 km E. of Hasbaşi, 1920 m, Hub.-Mor. 10812! B10 Van: 5 km N.E. of Başkale, 2150 m, D. 45943! C9 Hakkari: Cilo Da., 2200 m, D. 24224! C10 Hakkari: Nehil Çay, 62 km from Hakkari to Yüksekova, 1750 m, D. 44911!
C. & S.E. Europe, Caucasia, N. Iran, Siberia.
Sect. Phlomis. Corolla with curved upper lip and trifid lower lip with large median and smaller lateral lobes.
Subsect. Oxyphlomis Bentham. Perennial herbs. Verticillasters 2-6(-20)-flowered. Bracteoles rigid, subulate, (5-)10-26 mm.
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