(Upload on October 6 2012) [ 日本語 | English ]

Carex bigelowii Torr. ex Schwein.

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

Carex L. (スゲ)
Section Acutae (アゼスゲ)
Ohagurosuge (オハグロスゲ, 御歯黒菅), Bigelow sedge
Lifeform: perennial sedge, reproducing vegetatively by sprouting tillers from the rhizomes
Distribution: circumpolar - circumboreal regions (Mts Daisetsu and Shiretoko Peninsula in Hokkaido)

Red Data Book of Japan: data deficient (DD)

Habitat: bog, meadow, and tundra
Seed: long-lived
var. bigelowii

Carex anguillata Drejer
Carex concolor auct. non R. Br.
Carex kamtschatica (Gorodk.) Gorodk. ex V. I. Krecz.
Carex rigidioides (Gorodk.) V. I. Krecz.
- ssp. hyperborea (Drejer) Böcher


Carex bigelowii in Alaska

Carex1 Carex2 Carex3
[1/2] at Poker Flat Research Range near Fairbanks, AK. [1/2] on August 10 2012. [1] a tussock of which cohabitants were Ledum palustre, Vaccinium vitis-idaea producing red fruits, etc. [3] on August 7 2014.