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(First upload on January 27 2014. Last on December 29 2017) [ 日本語 | English ]

Atriplex prostrata Boucher ex DC






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

Atriplex L. (ハマアカザ)
Hokogata-akaza (ホコガタアカザ, 鉾形藜), halberdleaf orach
Arechihama-akaza (アレチハマアカザ, 荒地浜藜)
Lifeform: annual forb
Distribution: native to Europe → exotic to Japan

Hokkaido Blue List: category B

Habitat: baregrounds and waste lands near coasts

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

Leaf: adverse at lower stems, and alternate at upper stems
Stem: well-branching
Pollination: wind
Chromosome number: 2n = 18
Synonyms:

Atriplex hastata auct. non L., nom. utiq. rejic.

索引

Atriplex prostrata in Hokkaido


ST1 ST2
ST3 ST4 ST5
[1] at Denshinhama Coast, Muroran City, on September 11 2017. [2/3] at a coast in front of the Usujiri Fisheries Station of Hokkaido University, southern Hokkaido. [2] on July 7 2013. [3] on June 18 2015. [4/5] in Oi Pier Seaside Park, Tokyo, on June 3 2016.

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