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Pakistan | Family List | Rosaceae | Sibbaldia

5. Sibbaldia micropetala (D. Don) Hand.-Mazz. in G. Karsten & H. Schenck, Vegetationsbilder. 22:8: 6. 1932. Chatterjee in Notes Roy. Bot. Gard. Edinb. 19:32. 1938. H. R. Fletcher in Notes Roy. Bot. Gard. Edinb. 20. 217. 1949, R. R. Stewart, Ann. Catalogue Vasc. Pl. W Pak & Kashm. 370. 1972, Rajput et al. in Pak. J. Bot. 29:1:32. 1997, L. Chaoluan, H. Ikeda & H. Ohba, l. c. 333. 2003. (Fig. 16, E-G).

Muhammad Tahir M. Rajput and Syeda Saleha Tahir

Institute of Botany, University of Sindh, Jamshoro, Sindh, Pakistan

Sibbaldia micropetala

Credit: M. Rafiq

  • Potentilla albifolia Wall. ex Hook. f.
  • Potentilla axilliflora Hook. f.
  • Potentilla micropetala D. Don.
  • Sibbaldia axilliflora (Hook. f.) Chatterjee
  • Sibbaldia byssitecta Sojak.
  • Sibbaldia phanerophlebia T. T. Yu & C.L. Li
  • Sibbaldia potentilloides Cambess.

    White tomentose herbs to 30 cm tall. Leaves odd- pinnate 3-4.5 cm long. Leaflets 5-9 sessile, their size decreasing downward from the terminal one, obovate-orbicular, with 3-16 glandular tipped teeth or lobes along the margins, abaxially white tomentose with densely intermixed short and long hairs, adaxially tomentose with short dark brown hairs. Flowers perfect, 5-merous. Pedicels ebracteate, 5-17 mm long, densely tomentose with very soft densely interlaced woolly hairs, bracts leafl ike, bracteoles absent. Epicalyx lobes 5, or sometimes 6 or 10, 1.2-2.0 x 0.3-0.8 mm, lanceolate, acute, tips glandular, tomentose abaxially with soft woolly haris, deltoid, glabrous adaxially with faint venation. Sepals 5 or rarely 6, 1.5 - 2.8 x 0.8-1.2 mm, tomentose abaxially with soft woolly hairs, glabrous adaxially except at pubescent and glandular apices. Petals 5 or rarely 6, creamy white, 1.5-2.5 x 0.8-1.5 mm, ovate-lanceolate, obtuse-emerginate. Stamens 5, filaments 0.3 0.5 mm long, terete, anthers 0.2-0.3 x c. 0.2 mm, circular-elliptical, disc circular, 0.7-1.0 mm across. Carpels 8-18, inserted on a tomentose receptacle, ovary c. 0.5 x c. 0.3 mm, obovate, hairy at base, styles 0.5-0.7 mm long, lateral, glabrous, stigma c. 0.5 mm across, capitate, light brown. Achene brown, 0.8-2.0 x 0.4-0.7 mm, reniform, a keel-l ike structure present on the stylar side, usually with wrinkles or folds, dull, the style usually persistent.

    Fl. Per.: May-July.

    Type: Gossain than, Wallich Catalogue 1018. 1830 (K-W).

    B-8 Kashmir: Srinager, above Gulmarg, Khillan-marg, Plateau, Lancaster 2 (BM).

    Distribution: Kashmir, India, Nepal, Sikkim, Bhutan, Eastern Himalayas and China (Yunnan).

    On open soil among small rocks, around summer grazing encampments, at 3325-4200 m.


    Related Objects  
  • Illustration (M. Rafiq)
  • Image/JPEG

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