Northeastern Asian Flora
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Cyperus microiria Steud.   (redirected from: Cyperus amuricus var. japonicus Miq.)
Family: Cyperaceae
[Cyperus amuricus var. japonicus Miq., moreCyperus amuricus var. textorii (Miq.) K?., Cyperus iria var. parviflorus Miq., Cyperus iria var. rectangularis K?., Cyperus rectangularis (K?.) Bennet, Cyperus textori Miq.]
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  • Japan Flora
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Japan Flora: Annual, somewhat resembling No. 17; leaves 2-5 mm. wide; spikelets linear, 7-12 mm. long, 1.5 mm. wide, yellowish, often slighdy reddish brown; scales 1.5 mm. long, rounded at apex with the green excurrent midrib ending in a distinct erect mucro; achenes slightly shorter than the scale; stigmas 3. Aug.-Oct. Waste grounds and cultivated fields.

Honshu, Shikoku, Kyushu; very common. Korea, Manchuria, and China.

Cyperus microiria
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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