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Pakistan | Family List | Pakistan V. 205 | Polygonaceae | Fallopia

1. Fallopia baldschuanica (Regel) Holub. in Folia Geobot. Phytotax. Praha 6: 172. 1971; Ronse Decr. & Akeroyd in Bot. J. Linn. Soc. 98: 369. 1988.

Polygonum baldschuanicum Regel in Hort. Petrop. 8: 684. 1883; Kom., Fl. URSS 5: 699. 1936; Schiman-Czeika & Rech.f. in Rech.f., Fl. Iran. 56: 51. 1968; R.R.Stewart, Ann. Cat. Vasc. Pl. W. Pak. & Kashm. Himal. 204. 1972; Bilderdykia baldschuanica (Regel) D.A.Webb, Feddes Repert. 68: 188. 1963; in Tutin et al., Fl. Europ. 1: 81. 1964.

Perennial herb, stem usually trailing to several meters, scandent on trees, the lower part woody, bark brownish gray with numerous lenticels, young branches angled with prominent ribs which bear few small glands, petiole 2-4 cm long, leaf blade oblong-ovate, cordate at base, 2.5 - 9 x 1.5 - 5.5 cm, with 1-2 sinuses, margin obsoletely crenulate; ochreae pellucid, cylindric, appressed to stem, margin sometimes cartilagineous. Inflorescence paniculate, up to 50 cm long. Flowers 5-8 mm in diameter, bright pink, turning reddish. Stamens 8, filaments pubescent in lower part. Perianth deeply partite; with a decurrent base. Pedicel 4-12 mm long, jointed at the middle or nearer the base. Bracts oval, acute, c. 2 mm long, fruiting perianth oboval or obcordate, c. 12 x 10 mm, white or roseate, wings c. 3 mm broad. Nut c. 4 mm long, acute with strongly concave faces, rather dull dark brown.

Type: USSR - Vaksch river at the foot of Mount Siestan (LE).

Distribution: C. Asia: Pamir Alai, Pakistan (Wazirstan).

Reported from S. Waziristan, Razmak by R.R.Stewart, l.c.; seems to be a rare introduction.


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