(Upload on February 15 2015) [ 日本語 | English ]

Juncus prismatocarpus R. Br.

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

Juncus L. (イグサ)
J. prismatocarpus R. Br.
ssp. leschenaultii (J. Gay ex Laharpe) Kirschner Kougaizakisyou (コウガイゼキショウ, 笄石菖), jointed rush
Lifeform: perennial rush
Distribution: Himalaya - India - China - eastern Siberia - Korea - Japan - Kamchatka
Habitat: grassy marshlands

Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト)


Juncus hizenensis Satake Juncus prismatocarpus R. Br. var. leschenaultii (J.Gay ex Laharpe) Buchenau Juncus monticola Steud.
Juncus yakeisidakensis Satake
Juncus prismatocarpus auct. non R. Br.
Juncus leschenaultii J. Gay ex Laharpe, often used (北村ら 1964)
Juncus latior Satake


Juncus prismatocarpus in Hokkaido

Seeds1 Seeds2 Seeds3
Seeds4 Seeds5 Seeds6
[1-3] at a forest edge adjacent to a parking lot near a seasohre between Kushiro and Akkeshi along the National Route 44 on June 30 2014. [4-6] near a transplanted forest of Fraxinus mandshurica in the Experimental Forest of the University of Tokyo, Furano, central Hokkaido, on June 26 2017.