Poa korshunensis Golosk. - Poa korshunensis

Systematic position.

Family Poaceae Barnhart, genus Poa L.


P. eligulata Pavl. 1949, non Hack. 1902, P. nemoralis L. subsp. korshunensis (Golosk.) Tzvel.

Morphology and biology.

Perennial, tussock-forming grass. Height reaches 50-80 cm. Stem is bare, smooth. Leaf is 1-2 (3) mm in width, narrowly linear, bare, smooth. Lingula of upper leaves is 0.5 mm in length. Inflorescence is a panicle (8) 10-15 cm in length. It is loose, elongated, oblong, with sharp, rough branches up to 6 cm in length. Spikelet is 4-6 mm in length, lanceolate, with (2) 3-5 flowers, violet. Glume is lanceolate, 3-4 mm in length. Lower floral glume is 3-3.5 mm in length, lanceolate. It has poorly visible veins, pubescence on carina and along veins. Cross-pollinated and wind-pollinated. Flowering and ripening occur in June-August. Seed and vegetative reproduction. Chromosomal number unknown.


Is endemic to Western Siberia (southwestern Altai) and Eastern Siberia (mountain range of Tarbagatai, Zailiiskii i Dzhungarskii Alatau).


Species occurs in mountain forests, in forest meadows, among shrubs, and on meadow-steppe slopes in the lower and middle mountain zones.

Economic value.


Related references:

Cherepanov S.K. 1988. Vascular plants of Former USSR. St. Petersburg: Mir I Semia, 990 pp. (in Russian)
Malyshev L.I., Peshkova G.A., eds. 1990. Flora of Siberia. Vol. 2. Novosibirsk: Nauka, 361 pp. (in Russian).
Pavlov N.V., ed. 1956. Flora of Kazakhstan. Alma-Ata: Publishing House Acad. Sci. Kazakhstan SSR, 354 pp. (in Russian)
Tzvelev N.N. 1976. Poaceae USSR. L.: Nauka, 788 pp. (in Russian).

© V.G. Funtova


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