尤爾都斯薹草檢視原始碼討論檢視歷史
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尤爾都斯薹草
中文學名:尤爾都斯薹草
界:植物界
門:被子植物門
綱:單子葉植物綱
目:莎草目
科:莎草科
亞科:薹草亞科
族:薹草族
屬:薹草屬
亞屬:薹草亞屬
種:尤爾都斯薹草
形態特徵
50.Carex melananthiformis Litvinov Trudy Bot. Muz. Imp. Akad. Nauk. 7: 90. 1910.
尤爾都斯薹草 you er du si tai cao
Rhizome short, with stolons. Culms 10-30 cm tall, erect to slightly curved, scabrous above, clothed at base with brownish red bladeless sheaths disintegrating into fibers. Leaves slightly shorter than or subequaling culm, blades linear, 2.5-3 mm wide, apex long acuminate. Spikes 3-6, disposed in an interrupted spicate inflorescence; terminal spike gynaecandrous, obovate to oblong, clavate, 1-2.5 × 0.6-0.8 cm; remaining spikes female, ovate to oblong, 0.8-1.5 × 0.6-0.8 cm; lowest peduncle ca. 0.8 cm. Female glumes dark ferruginous, lighter on midrib, ovate, margins white hyaline, apex obtuse or acute. Utricles yellowish, ferruginous above, shorter than glume, obovate, 2.5-3 mm, minutely granulose, faintly 3- or 4-veined on both surfaces, base cuneate, apex abruptly contracted into a very short, smooth, emarginate beak. Fl. and fr. Jun-Aug.
Meadows, riversides, sands, swampy grasslands, lakesides; 100-2100 m. Xinjiang [N Mongolia, Russia (E and W Siberia); C Asia].
No specimens have been seen by the present authors.No specimens have been seen by the present authors.
分布範圍
分布於新疆維吾爾自治區.