达乌里羊茅Festuca dahurica (St.-yves) Krecz. et Bobr.
达乌里羊茅Festuca dahurica (St.-yves) Krecz. et Bobr.
46．达乌里羊茅（内蒙古植物志）
Festuca dahurica (St.-Yves) Krecz. et Bobr. in Kom. Fl. URSS 2: 517. 771, Pl. 40. f. 13. a. b. 1934; Tzvel. in Pl. Asiae Centr. 4: 166. 1968. et in Poac. URSS 413. 1976; E. Alexeev in Nov. Syst. Pl. Vasc. 15: 34, t. 6. f. 4-6. 1978; 内蒙古植物志7: 69,图版 28.图5-8. 1983. ——Festuca ovina L. subsp. Laevis St. -Yves var. dahurica St. -Yves in Bull. Soc. Bot. Fr. 71: 40. 1924.
《Flora of China》 Vol. 22 (2006)
Festuca dahurica (St.-Yves) V. I. Kreczetowicz & Bobrov
达乌里羊茅 da wu li yang mao
Plants densely tufted, base clothed in old sheaths; shoots intravaginal. Culms (20–)30–60 cm tall; nodes 1–2. Leaf sheaths glabrous; auricles present as erect swellings; leaf blades conduplicate, 4–15 cm × 0.5–1 mm, veins 5–7; adaxial to abaxial sclerenchyma strands absent, abaxial sclerenchyma in 3 broad bands; ligule 0.2–0.3 mm, margin ciliolate. Panicle narrow, contracted, (3–)6–8 cm; branches 1–3 cm, pubescent, 1–2 at lowest node. Spikelets 6–8.5 mm, greenish or purplish, brownish at maturity; florets 4–6; glumes glabrous, apex acute; lower glume lanceolate, 3–4 mm; upper glume lanceolate or elliptic, 3.5–5 mm; rachilla internodes 1–1.5 mm; lemmas 4.5–6.5 mm, scabrid or pubescent, awnless; palea keels glabrous. Anthers (2–)2.5–3 mm. Ovary apex glabrous. Fl. and fr. Jun.
Hill slopes; 600–3200 m. Gansu, Hebei, Heilongjiang, Jilin, Nei Mongol, Qinghai [Mongolia, E Russia].
别名：兴安-宝体乌乐;羊茅;
科名：禾本科 Gramineae
属名：羊茅属 Festuca
46．达乌里羊茅（内蒙古植物志）
Festuca dahurica (St.-Yves) Krecz. et Bobr. in Kom. Fl. URSS 2: 517. 771, Pl. 40. f. 13. a. b. 1934; Tzvel. in Pl. Asiae Centr. 4: 166. 1968. et in Poac. URSS 413. 1976; E. Alexeev in Nov. Syst. Pl. Vasc. 15: 34, t. 6. f. 4-6. 1978; 内蒙古植物志7: 69,图版 28.图5-8. 1983. ——Festuca ovina L. subsp. Laevis St. -Yves var. dahurica St. -Yves in Bull. Soc. Bot. Fr. 71: 40. 1924.
《Flora of China》 Vol. 22 (2006)
Festuca dahurica (St.-Yves) V. I. Kreczetowicz & Bobrov
达乌里羊茅 da wu li yang mao
Plants densely tufted, base clothed in old sheaths; shoots intravaginal. Culms (20–)30–60 cm tall; nodes 1–2. Leaf sheaths glabrous; auricles present as erect swellings; leaf blades conduplicate, 4–15 cm × 0.5–1 mm, veins 5–7; adaxial to abaxial sclerenchyma strands absent, abaxial sclerenchyma in 3 broad bands; ligule 0.2–0.3 mm, margin ciliolate. Panicle narrow, contracted, (3–)6–8 cm; branches 1–3 cm, pubescent, 1–2 at lowest node. Spikelets 6–8.5 mm, greenish or purplish, brownish at maturity; florets 4–6; glumes glabrous, apex acute; lower glume lanceolate, 3–4 mm; upper glume lanceolate or elliptic, 3.5–5 mm; rachilla internodes 1–1.5 mm; lemmas 4.5–6.5 mm, scabrid or pubescent, awnless; palea keels glabrous. Anthers (2–)2.5–3 mm. Ovary apex glabrous. Fl. and fr. Jun.
Hill slopes; 600–3200 m. Gansu, Hebei, Heilongjiang, Jilin, Nei Mongol, Qinghai [Mongolia, E Russia].
