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(First upload on July 2 2006. Last on August 15 2021) [ 日本語 | English ]

Epilobium L. (アカバナ) Yanagiran (ヤナギラン, 柳蘭), fireweed Etymology: English common name is derived from the abundance soon after wildfire, or from the flower color Lifeform: perennial forb Distribution: throughout the temperate and cool Northern Hemisphere Habit: pioneer species soon after disturbance, such as clearcutting, wildfire, and landslide

Synonyms: Chamaenerion angustifolium (L.) Scop when established Chamerion angustifolium (L.) Holub ssp. circumvagum Mosquin (ウスゲヤナギラン) f. pleniflorum (Nakai) H. Hara (ヤエザキヤナギラン) f. albiflorum H. Hara (シロバナヤナギラン), SAP (Col = Ito K, Loc = in or around Utanobori)

Epilobium angustifolium in the Northern Hemisphere

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1
[1] at Yachidamo Park (Yachidamo = Fraxinus mandshurica), N28E4, East Ward, Sapporo, on July 31 2021.

Volcanoes in Hokkaido

1 2 3
[1-3] on the southwestern slope of Mount Koma (flora), southern Hokkaido, on July 10 2017. Discarded: in the crater basin of Mount Usu (flora) on July 30 1991, on Mount Koma on July 10 2003 (by Akasaka, M.), and on Mount Koma on July 12 2005 (by Matsuda, M.)

Interior Alaska

4 5 6
[4-6] fireweed in Poker Flat, Fairbanks, AK. [4] on August 3 2005. [5/6] on August 9 2012.

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f. albiflorum

Shirobana-yanagiran (シロバナヤナギラン, 白花柳蘭), white-flowered Fireweed
Synonym: Chamaenerion angustifolium (L.) Scop. f. albiflorum H. Hara

1 2 3
[1-3] at Poker Flat near Fairbanks, Interior Alaska on July 24, 2006, by Narita K. [1] A whole individual. [2] Close-up to an influorescence. [3] Close-up to a single flower.

Epilobium latifolium L.

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Hime-yanagiran (ヒメヤナギラン, 姫柳蘭), dwarf fireweed or river beauty willowherb Lifeform: perennial forb Distribution: circumboreal (subarctic and arctic regions) reported from Kitadake Mountain, central Honshu, in 1986

Habitat: gravel bars and talus Synonyms: Chamaenerion latifolium (L.) Th. Fr. et Lange, often used Chamerion latifolium (L.) Holub

1 2 3
[1/2] along Jago River in ANWR, Alaska, [1] on August 1 2006. [2] on August 2 2006. [3] close to Okhotsk Sea at Nome in Seward Peninsula on August 6 2013.