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81b. Poa glauca subsp. altaica (Trinius) Olonova & G. Zhu, Fl. China. 22: 309. 2006.

阿尔泰早熟禾 a er tai zao shu he

Basionym: Poa altaica Trinius in Ledebour, Fl. Altaic. 1: 97. 1829; P. tristis Trinius ex Regel.

Culms (10–)20–35 cm tall, usually green. Leaf blade usually flat and broad, 1.5–2 mm wide. Panicle branches thin, frequently curved, erect. Callus webbed. 2n = 28, 42.

Alpine grassy places; 2300–3600 m. ?Xinjiang [Kazakhstan, Russia (Altay)].

Poa glauca subsp. altaica is currently known only from high elevations in Kazakhstan and the SW Altai region of Russia. Although no examples have been seen from China, the subspecies might be found in the neighboring province Xinjiang. The type of P. tristis looks like an immature specimen of subsp. altaica.


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