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(Upload on July 12 2024) [ 日本語 | English ]

Centaurea L. (ヤグルマギク) Yamayagurumagiku (ヤマヤグルマギク, 山矢車菊), perennial cornflower, bachelor's-button, montane knapweed or mountain bluet ⇔ Cyanus cyanus L.: annual Lifeform: erect, perennial forb Distribution: Europe (widespread and common in the southerly mountain ranges and rare in the north) Habitat: meadows and open woodlands in upper montane and sub-alpine zones

Use: gardening → escaped in Japan Chromosome number: 2n = 24 (probably a few types) Synonyms: Cyanus montanus (L.) Hill, used when the genus establishes

Centaurea montana in Hokkaido

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[1-3] escaped along a paved road in N23/E3, East Ward, Sapporo, on October 8 2020. [4-6] within a small flower garden in a parking lot on N25/W3, North Ward, Sapporo, on May 24 2022. [7/8] in 3/11, Shinkawa, North Ward, Sapporo, on May 6 2023.