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(Upload on May 29 2015) [ 日本語 | English ]

Papaver dubium L.






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

Papaver L. (ケシ)
Nagamihinageshi (ナガミヒナゲシ, 長実雛芥子), long-headed poppy, field poppy or blindeyes
Lifeform: variable annuarl forb, ranging form 15 cm to 60 cm high
Distribution: Mediterranean - central Europe (exotic to Japan)

First report of colonization in Japan was from Tokyo in 1916
Hokkaido Blue List: D, in 1976 reported firstly from Hokkaido (Takahashi 1976)

Habitat: distrubed sites, such as roadsides, open spaces, plowed fields, etc.
Morphology: highly-plastic
Seedbank: long-term persist
Chromosome number: 2n = 28, or 42
索引

Papaver dubium in Hokkaido


ST1 ST2
ST3 ST4
[1] at a hedge near GSEES, Hokkaido University, on March 28 2015. [2-4] at a unpaved parking lot near GSEES on May 8 2015. The shoots of species abruptly increased in this year.

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