Elymus transhyrcanus (Nevski) Tzvelev - Transcaspian Couch.


Agropyron leptourum (Nevski) Grossh.

Taxonomic position.

Family Poaceae Benth. genus Elymus L.

Morphology and biology.

Perennial grass. Forms rather dense mats. Culms 40-80 cm tall. Leaves narrow-linear, 2-3 mm wide, usually convolute, shortly pubescent above. Spike 7-15 cm long, with distant spikelets. Spikelets with 3-5 florets, 10-17 mm long. Glumes 5-7-veined, sharpened. Lemma lanceolate, with awn 2-5 mm long. Flowers in June - August. Anemophilous. 2n=56.


Transcaucasia, mountain regions of Central Asia; Iran.


On stony slopes, rocks and shingles in middle and upper montane zones.

Use and economic value.

Forage grass.


Grossheim AA. 1939. Flora of Caucasus. 2nd ed. V.1. 402 p. (In Russian).
Tzvelev NN. 1976. Grasses of the Soviet Union. Leningrad: Nauka. 788 p. (In Russian).

© L.L.Malyshev

© Photo by N.Yu.Malysheva, L.L.Malyshev

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