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Pakistan | Family List | Pakistan V. 206 | Cyperaceae | Carex

23. Carex songorica Kar. & Kir., Bull. Soc. Imp. Nat. Mosc. 15, 3: 525. May 1842; Boiss., Fl. Or. 5: 430. 1884; C.B.Clarke, l.c. 739; R.R.Stewart, l.c. 84; Kukkonen in Rech.f., l.c. 222.

C. songarica Schrank in Bull. Acad. Sci. Petersb. 19, 23: 355. July 1842; C. heterostachya auct. non Bunge, Kük., in Pflanzenr. IV.20, 38: 74. 1909 p.p.; C. elbursensis Gilli in Feddes Repert. 43: 296. 1938.

Tufted perennial, 25-60 cm. Stolons long-creeping, internodes 10-35 mm, yellowish scales disintegrating into fibres. Stem trigonous, scabrous or smooth. Leaves equalling or overtopping stem; sheaths 25-70 mm, dark greyish brown, soft, margin of scarious side slightly concave or straight, frequently ciliate; ligule up to 0.7 mm, white or brownish or purplish, frequently ciliate; blades 1.5-3.5 mm wide, flat or carinate, long-attenuate, greyish green, margins and upper surface scabrous. Inflorescence of 1-3 male spikes above, close together, 1-3 female spikes below, remote, sessile or subsessile, occasionally slightly drooping. Bracts sheath-less or sub-vaginate, lowest usually overtopping inflorescence. Male spikes, terminal 15-35 x 2-5 mm, lateral 7-20 mm, brown; male glumes 3.7-5.8 x 1-1.6 mm, obovate, apex usually obtuse and scarious, sometimes acute and brown. Female spikes 15-38 x 5-6 mm, cylindrical, brown, lowest occasionally pedunculate; female glumes 2.5-4.2 x 1-1.7 mm, incl. barbed arista to 1.3 mm, triangular, brown or frequently red-brown with scarious margins; utricles 3-4 x 1.4-1.7 mm, ellipsoid, inflated, suberous, obscurely to clearly nerved, nerves not in grooves, yellowish to red-brown, glossy, beak 0.5-0.8 mm, smooth, bidentate, ostiole wide. Stigmas 3. Fruit 1.8-2 x 1.1-1.4 mm, including occasionally up to 0.3 mm style base, ellipsoid, trigonous, yellow-brown, finely reticulate with papilla in each areole.

Fl. Per.: April - July.

Type: Kazakhstan: In herbosis insularum fl. Lepsa, 1841, Karelin & Kirilow 2086 (LE!).

Moist alluvial meadows, lake shores, along rivers, irrigation channels and ditches; 400-3000 m; Distribution: Caucasus, Iran, Turkestan, Afghanistan, Pamir, Pakistan and Kashmir, towards NE until NW Mongolia.


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