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(First upload on November 27 2016. Last on February 18 2019) [ 日本語 | English ]

Agrostis L. (コヌカグサ) Konukagusa (コヌカグサ, 小糠草), redtop Lifeform: perennial grass Distribution: native to Europe (exotic to Japan) Hokkaido Blue List: A3 Habitat: weedy habitats, such as grasslands, roadsides, etc. Flora on Mount Usu Use: erosion control

Chromosome number: 2n = 28 or 42 Synonyms: A. alba auct. non L. A. nigra With. A. palustris auct. non Huds. A. stolonifera L. ssp. gigantea (Roth) Maire et Weill. A. stolonifera L. var. palustris auct. non (Huds.) Farwell

Agrostis gigantea in Hokkaido

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Mount Usu

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[1/2] at the foot of Kompira Craters on Mount Usu on September 9 2009. Hard to see ..., though. Originally from seeding. [3] near a fumarole in Kompira Craters, where the facilitation of Miscanthus sinensis was surveyed in 2017 and 2018.

Hokkaido

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[1] along a paved road, N13/W4, North Ward, Sapporo, on June 12 2016. [2/3] in the artificial pond (nicknamed Ono Pond, 大野池), south to the Faculty of Engineer in the campus of Hokkaido University. [2] on August 3 2015. [3] on July 20 2017. [4-6] at a roadside on N21/E1, East Ward, Sapporo, on July 18 2016. Records: on a sandbar along Toyohira River, Sapporo, on July 14 2020.