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(Upload on June 22 2019) [ 日本語 | English ]

Rhododendron L. (ツツジ) in Japan Mycorrhiza: ericoid var. yedoense f. poukhanense (H. Lev.) Sugim. ex T. Yamaz. Chousenyamatsutsuji (チョウセンヤマツツジ, 朝鮮山躑躅), Korean azalea Distribution: Korean Peninsula and Tsushima Island var. hallaisanense (H. Lev.) T. Yamaz. (タンナチョウセンヤマツツジ) f. leucanthum Nakai (シロバナチョウセンヤマツツジ

f. yedoense Yodogawatsutsuji (ヨドガワツツジ, 淀川躑躅) Botantsutsuji (ボタンツツジ, 牡丹躑躅) Lifeform: evergreen or deciduous shrub Flower: double-flowered, purple-red Use: gardening

Rhododendron yedoense transplanted in Hokkaido

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f. yedoense (ヨドガワツツジ)

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[1-4] in front of the Faculty of Engineer, Hokkaido University. [1] on May 3 2019. [2-4] on May 11 2019. [5/6] used for a hedge nearby a building in N14/W4, North Ward, Sapporo, on May 12 2021.