Top
Header

(First upload on February 27 2016. Last on July 24 2018) [ 日本語 | English ]

Elytrigia repens (L.) Desv. ex B. D. Jackson






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

Elytrigia Desv. (シバムギ)
Shibamugi (シバムギ, 芝麦), quackgrass, couch grass, or English twitch
Himekamojigusa (ヒメカモジグサ, 姫髢草)
Life form: weedy perennial grass
Distribution: originated from the Mediterranean regions, now widespread in the Old World including Japan

introduced to Japan as a pasture grass
Hokkaido Blue List: A3 (firstly reported from Tokachi District in 1975)

Habitat: sunny sites, such as crop fields, grasslands and roadsides
Chromosome number: 2n = 28, 42, or 56
Synonyms:

Elymus repens (L.) Gould, often used
Agropyron repens (L.) P. Beauv.

var. aristata (Doell) Prokud. (ノゲシバムギ)
索引

Elytrigia repens in Hokkaido


ST1 ST2 ST3
ST4 ST5 ST6
[1/2] at a roadside in N21/E2, East Ward, Sapporo, on August 2 2015. [3-6] at a park near the Muroran Marine Station of Hokkaido University on September 12 2016.

var. aristata

ST1 ST2 ST3
[1-3] along a road in N21E1, East Ward, Sapporo, on July 18 2016.

フッター