(Upload on June 14 2013) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Campanulaceae (キキョウ科) > Triodanis biflora
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)
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.
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[1-3] at West Ariake Pier Park, Tokyo, on May 12 2013.