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(Upload on July 5 2025) [ 日本語 | English ]

Cirsium suffultum (Maxim.) Matsum. et Koidz.






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

Cirsium Mill. (アザミ)
Tsukushi-azami (ツクシアザミ, 筑紫薊)
Lifeform: tall perennial forb, becoming 2 m in height
Distribution: endemic to Kyushu (north to Kumamoto and Miyazaki) and Shikoku

most common Cirsium in Takachiho

Habitat: grasslands and forest edges
Flowering: autumn to early winter (September to December)
Edible: young leaves and stems
Chromosome number: 2n = 68 (4x)
Synonyms:

Cirsium kiusianum Nakai

Different taxonomy:
Cirsium suffultum (Maxim.) Matsum. et Koidz. f. albiflorum Kitam. (シロバナツクシアザミ)
索引

Cirsium suffultum in Japan


ST1 ST2 ST3
[1-3] at the entrance of Hachidai-ryuuou-sui-jinsya (八大龍王水神社), Takachiho, central Kyusyu, on December 18 2024.

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