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(Upload on February 6 2020) [ 日本語 | English ]

Carex japonica Thunb.






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Carex L. (スゲ)
Section Extensae (ヒゴクサ)
Higokusa (ヒゴクサ, 肥後草/籤草), east Asian sedge
Lifeform: sparsely-turfed, perennial sedge
Distribution: China - Korea - Japan
Habitat: mesic forest edges and floors
Chromosome number: 2n = 62
Synonyms:

Carex japoniciformis Nakai

var. chlorostachys Kük. ex Matsum. or ssp. chlorostachys (Kük. ex Matsum.) T. Koyama ⇒ Carex alopecuroides D. Don ex Tilloch et Taylor (シラスゲ)
var. alopecuroides (D. Don ex Tilloch et Taylor) C. B. Clarke ⇒ Carex alopecuroides D. Don ex Tilloch et Taylor var. alopecuroides (コカイスゲ)
ssp. subtransversa (C. B. Clarke) T. Koyama ⇒ Carex subtransversa C. B. Clarke (ニイタカヒゴクサ)
索引

Carex japonica in Hokkaido


ST1 ST2 ST3
[1-3] on a mesic site in the Shibecha Experimental Forest of Kyoto University, eastern Hokkaido, on June 25 2019.

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