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(First upload on February 17 2011. Last on October 1 2017) [ 日本語 | English ]

Rhynchospora Vahl. (ミカヅキグサ) Mikazukigusa (ミカヅキグサ, 三日月草), white beaksedge Lifeform: turfed perennial sedge Distribution: widespred in boreal regions in the Northern Hemisphere Japan: Kyushu (rare), Honshu (mainly north to Chubu District), and Hokkaido

Habitat: wetland (湿原), in particular, on bogs, as a pioneer species in a post-mined peatland (Nishimura et al. 2009) Inter-specific interaction: facilitative (Egawa & Tsuyuzaki 2011) Chromosome number: 2n = 26, or 42

Rhynchospora alba in Hokkaido

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[1-5] in the post-mined peatland of Sarobetsu mire, northern Hokkaido. [1/2] on July 13 2013. [3/4] along a trial where restoration was conducted by using degradabile nets on July 22 2014. [5] on May 22 2016. (Discard: on September 20 1999 and August 16 2003)