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(Upload on June 14 2013) [ 日本語 | English ]

Triodanis Raf. ex Greene (キキョウソウ) in Japan

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T. biflora (Ruiz et Pav.) Greene (ヒナキキョウソウ)
T. perfoliata (L.) Nieuwl. (キキョウソウ)

f. alba J. W. Voigt (シロバナキキョウソウ)

Triodanis biflora in Japan

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Hinakikyousou (ヒナキキョウソウ, 雛桔梗草), small venus looking-glass
Lifeform: erect, annual forb
Distribution: native to southern North America (exotic to southern Kanto District, Japan)
Habitat: roadsides
Synonyms:

Specularia biflora (Ruiz et Pav.) Fisch. et C. A. Mey.

1 2 3
[1-3] at West Ariake Pier Park, Tokyo, on May 12 2013.