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(First upload on October 21 2015. Last on March 20 2021) [ 日本語 | English ]

Agrostis L. (コヌカグサ) Agrostis clavata Trin. Chromosome number: 2n = 42 var. clavata Yamanukabo (ヤマヌカボ, 山糠穂), clavate bentgrass var. nukabo Ohwi Nukabo (ヌカボ, 糠穂) Lifeform: annual/biennial grass Distribution: China - Korea - Japan - northwestern North America Habitat: roadsides, crop fields, grasslands, etc.

Chromosome number: 2n = 42 Synonyms: A. exarata Trin. var. nukabo (Ohwi) T. Koyama A. matsumurae Hack. ex Honda A. exarata Trin. ssp. nukabo (Ohwi) T.Koyama A. clavata Trin. ssp. matsumurae (Hack. ex Honda) Tateoka (Osada 1993)

Agrostis clavata in Hokkaido

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var. nukabo

1 2 3
4 5 6
[1] along a paved road in N19/W4, North Ward, Sapporo, on June 9 2020. The specimen is stored in SAPS. [2] at a roadside close to JR Kushiro Station, eastern Hokkaido, on June 29 2015. [3/4] in front of the facility of Uryu Experimental Forest, northern Hokkaido, on June 29 2018. [5/6] along a paved road, N19/W4, North Ward, Sapporo, on July 12 2016. Records: in front of GSES on June 17 2021. Along a paved road in N18/W4, North Ward, Sapporo, on July 9 2021.