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FOC | Family List | FOC Vol. 22 | Poaceae | Poa

16b. Poa sibirica subsp. uralensis Tzvelev, Novosti Sist. Vyssh. Rast. 9: 50. 1972.

显稃早熟禾 xian fu zao shu he

Poa insignis Litvinov; P. sibirica subsp. insignis (Litvinov) Olonova; P. sibirica var. insignis (Litvinov) Sergievskaja.

Culms up to 120 cm tall, 2–4 mm in diam. at lower nodes. Leaf sheaths longer than their internodes, nearly equaling its blade; ligules ca. 1.5 mm, abaxially sparsely scabrid to pilulose; blades moderately thin, 2–8 mm wide, uppermost to 20 cm. Panicle loosely contracted, ovoid to cylindrical, 10–20 cm, longest internodes 2.5–4 cm. Spikelets (1–)2(–3)-flowered; lower glume 2.5–3.5 mm, upper glume 3–4.5 mm; lemmas (3.5–)3.8–5.2(–5.5) mm. Anthers 2–2.5 mm. Fl. and fr. Jun–Aug. 2n = 28.

Grasslands on slopes, meadows along forest margins; 2000–2800 m. NW Xinjiang (Toli) [Kazakhstan, Korea, Russia (Siberia); Europe (Russia: Ural Mountains)].


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