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Pakistan | Family List | Rosaceae | Potentilla

41. Potentilla evestita Th. Wolf in Bibl. Bot. 71: 248. 1908. Sojak in Candollea 43: 450. 1988, Chaoluan, Ikeda & H. Ohba in Zhengyi & P. H. Raven, Fl. China 9: 317. 2003.

Muqarrab Shah

Department of Microbiology, Hazara University, Mansehra, Pakistan

Perennial, erect and ascending small herbs. Rootstock divided. Stem 10-15 cm long, ± naked, densely tomentose and intermixed with long spreading hairs, glandulose. Leaves trifoliate, petioles 2-5 cm long tomentose and with long spreading hairs, glandulose, glands pale-yellow. Basal stipules membranous with oblong-ovate auricles, upper leafy and ovate. Leaflets 1.0-3.0 x 1.0-2.5 cm, broadly obovate-cuneate, c. ½ divided, 10-12 obtusely serrate-dentate, upper surface dull green, pilose to densely sericeous, lower dull white to greyish tomentose, glandulose. Flowers 1.5-1.8 cm across. Calyces adpressed pilose with dense pale yellow glands, outer linear oblong obtuse, inner ovate acute. Petals 8 x 7 mm, yellow, obovate, emarginate. Stamens about 20. Carpels numeorus, styles 1.0-1.2 mm long, slightly thickened at the base.

Type: Described from Dzungarica-Tarbagatai (LE).

A-7 Chitral District, Chumarkhan Pass, Stainton 2913 (BM), Yarkhun Gurawar, Bowes Lyon 929 (BM), A-8 Gilgit, Gharesa glacier junction with glacier from Momhil Sar, ± 15,800 ft, grassy moraines, flowers yellow, O. Polunin 6188 (BM, B), B-8 Baltistan, Ulter nullah, 2,600-3,250 m, F. Schmid 1982 (G), Deosai Plains, ± 4,000 m, Muqarrab Shah & Jamshed 265 (ABD).

Distribution, Russia (Siberia), Mongolia, Kazakhstan (Altai Mountains), Kyrgyzstan (Tien Shan), Tajikistan (Pamir Alai), China (Xinjiang), Pakistan and Kashmir.

Collected from dry sunny places between 3,000 and 4,000 m. Fairly common in Pakistan, rare in Kashmir.


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