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Pakistan | Family List | Poaceae | Stipa

Stipa caucasica Schmalh. in Ber. deutsch bot. Ges. 10:293. 1892. Rozhev. & Shishkin in Kom., Fl. URSS 2:89. 1934; Ovchinnikov, Fl. Tadzh. 1:421. 1957; Bor, Grasses Burma Ceyl. Ind. Pak. 644. 1960; Tzvelev, Pl. As. Cent., Gram. 52. 1968; Bor in Rech.f., Fl. Iran. 70:388. 1970; Tzvelev, Poaceae URSS 592. 1976.

Tufted perennial (10-)25-70 cm high. Leaf-blades involute and setaceous, stiff and pungent, up to 3.5 mm wide when flattened, glabrous and smooth on the lower (outer) surface; ligule shaggy, 05-0.7 mm long. Panicle narrow, contracted, 5-10(-17) cm long, partially enclosed by the inflated sheath of the uppermost leaf or between the inflated sheaths of the two uppermost leaves. Glumes subequal, lanceolate and long-acuminate, 25-50 mm long, 5-nerved; lemma terete, 9-13 mm long (including callus), hairy with long or short hairs in distinct rows and with a crown of short hairs at the tip; callus acuminate, pungent, 2-3 mm long. Awn unigeniculate, articulated at the base, (4.5-)8-13.5 cm long; column bearing hairs 1-3 mm long; bristle rigidly falcate, plumose with hairs 4-6 mm long.

Fl. & Fr. Per.: August-September.

Type: USSR, Caucasus, Lipsky (LE).

Distribution: Kashmir; Caucasus eastwards to Central Asia.

Collected several times in Kashmir at about 5000 m. It is the only species of Stipa (sensu str.) in our flora to have a unigeniculate awn with a rigidly falcate bristle.


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