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(Upload on April 30 2022) [ 日本語 | English ]

Cyperus L. (カヤツリグサ) Merikengayatsuri (メリケンガヤツリ, 米利堅蚊帳吊), tall flatsedge, (tall) nutgrass, umbrella sedge, chufa, Earth almond, zula nuts, etc. Life form: perennial sedge Distribution: western North and South America naturalized in varous regions, including Japan, (after 1990's in Japan) Habitat: riparian areas, roadsides ditches, damp grasslands, and other moist habitats

Leaf: deep green, thick Flowering shoot ≤ 100 cm long Synonyms: Cyperus vegetus Willd.

Cyperus eragrostis transplanted in a greenhouse, HU

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[1-3] along a paved road near Sumiyoshi Shrine (住吉大社), Osaka, on February 7 2022.