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(Upload on July 15 2017) [ 日本語 | English ]

Carex oshimensis Nakai






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

Carex L. (スゲ)
Section Praecoces (シバスゲ)
Sometimes grouped into Section Mitratae (ヌカスゲ)
O-shimakansuge (オオシマカンスゲ, 大島寒菅)
Lifeform: turfed, evergreen, perennial sedge ≈ 30-40 cm tall
Distribution: endemic to the Izu Island chain, represented by O-shima and Hatsushima Island (大島, 初島), central Japan
Habitat: forest floors, volcanic deserts, roadsides, etc.
Phylogeny: close to C. conica
f. variegata Hid. Takah. (フイリオオシマカンスゲ)
索引

Carex oshimensis in Japan


ST1 ST2 ST3
[1-3] in the Koishikawa Botanical Garden (小石川植物園), the University of Tokyo, on March 16 2017.

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