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(Upload on October 27 2017) [ 日本語 | English ]

Cirsium japonicum Fisch. ex DC.






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

Cirsium Mill. (アザミ)
Noazami (ノアザミ, 野薊), Japanese thistle
Life form: tall perennial forb ≈ 0.5-1 m high, producing rosettes
Distribution: widespread in the Asian Continent, including Japan (south to Honshu)
Habitat: grasslands, river beds, etc.
Flower: in spring
Synonyms:

Cirsium japonicum Fisch. ex DC. var. maritimum Konta et Katsuy.

ssp. maackii (Maxim.) Nakai (カラノアザミ)
var. australe Kitam. (タカサゴアザミ)
var. diabolicum (Kitam.) Kitam. ex Ohwi (オニオオノアザミ)
var. horridum Nakai (トゲアザミ)
var. ibukiense (Nakai) Nakai ex Kitam. (ミヤマコアザミ)
var. okiense H. Koyama et Murata (オキノアザミ)
var. takaoense Kitam. (シロバナタカサゴアザミ)
var. vestitum Kitam. (ケショウアザミ)

f. arakii (Kitam.) Kitam. (シロバナケショウアザミ)

var. villosum Kadota (ビャッコウアザミ)
f. leucanthum Nakai (シロバナアザミ)
索引

Cirsium japonicum in Japan


ST1 ST2 ST3
[1-3] at a bank along Sophia Street, Chiyoda Ward, Tokyo, on May 26 2017.

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