Poa krylovii Reverd. - Poa krylovii
Systematic position.Family Poaceae Barnhart, genus Poa L.
Morphology and biology.Perennial, tussock-forming grass. Height reaches 35-60 cm. Stem is rough under inflorescences. Upper node is located between the stem.s halfway point and its lower third. Leaf is 1-2 mm in width. Lingula of upper leaves is 0.5-1.5 mm in length. Inflorescence is panicle 7-15 cm in length. It is loose, elongated, pyramidal, with long, rough branches. Spikelet is 3-5 mm in length. Lower floral glume has poorly visible veins, pubescnece on carina and along veins. Callus is bare. Cross-pollinated and wind-pollinated. Flowering and ripening occur in June-July. Seed and vegetative reproduction. Chromosomal number unknown.
Distribution.Occurs in Western Siberia (basin of River Ob', eastern Irtysh), Eastern Siberia (basin of River Angara, Sayany), East Tien Shan, and Mongolia.
Ecology.Species occurs in forest meadows, on stony slopes, among rocks, and in well-lit forests up to the middle mountain zone.
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).
Tzvelev N.N. 1976. Poaceae USSR. L.: Nauka, 788 pp. (in Russian).