(First upload on November 8 2008. Last on July 10 2015) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Cyperaceae (カヤツリグサ科) > Carex (スゲ属) > Carex kobomugi
Carex L. (スゲ)Section MacrocephalaeTwo speciesLifeform: deciduous, perennial sedge Shoot: dioecism Habitat: sand dunes along seashore, often sympatrically establihsed C. kobomugi (Kouboumugi, コウボウムギ, 弘法麦), Asiatic sand sedge Distribution: East Asia (Manchuria - Korea - south to the eastern Hokkaido of Japan) Synonyms:
Carex kobomugi Ohwi f. longibracteata (Oliv.) Ohwi |
Carex macrocephala, non Willd. C. macrocephala Willd. ex Spreng. (エゾノコウボウムギ, 蝦夷ノ弘法麦)Distribution: Japan (north to Tohoku District) - West Coast Morphology compared with C. kobomugi →
Leaf sheath: dark green Carex macrocephala Willd. ex Spreng. f. bracteata (Holm.) Kuk. |
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[1] male and female flowers at Zenibako Coast on May 29 2011. [2] soil profile to confirm the belowground structure. [3] long rhizomes more than 1 m in length. [4] close-up of cord-like rhizomes. The plants were taken at Higashi-Kunebetsu Coast in the city of Hokuto, southern Hokkaido, Japan, on August 4 2008. [5-6] at Sunasaki Coast, southern Hokkaido. [5] on June 15 2015. [6] on July 22 2011. Records: along Atsuma Coast (浜厚真), central Hokkaido, on June 16 2020.
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[1/2] at Wakasakanai Coast, northern Hokkaido, on May 23 2015.