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(Upload on July 26 2015) [ 日本語 | English ]

Oenothera L. (マツヨイグサ) Shimofurimatsuyoigusa (シモフリマツヨイグサ, 霜降待宵草), narrowleaf evening primrose Lifeform: perennial forb Distribution: native to eastern North America Habitat: disturbed by humans, in particular, in mesic sites Chromosome number: 2n = 14 Use: gardening, street flower, etc.

Synonyms: Oenothera fruticosa L. ssp. tetragona (Roth) W. L. Wagner Oenothera tetragona Roth ssp. glauca (Michx.) Munz Oenothera glauca Michx. Cultivars: Highlights, Sundrops, etc.

Oenothera tetragona in Hokkaido

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[1-3] near JR Kushiro Station, eastern Hokkaido, on June 29 2015.