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(First upload on December 3 2015. Last on January 23 2019) [ 日本語 | English ]

Vinca L. (ツルニチニチソウ) Nichinichisou (ニチニチソウ, 日々草), Madagascar periwinkle, or rosy periwinkle Lifeform: evergreen sub-shrub, treated as annual forb for gardening Distribution: native to areas between Madagascar to India → reducing natural populations due to slush-and-burn agriculture

Habitat: escaped from gardening Use: gardening Synonyms: Catharanthus roseus (L.) G. Don Lochnera rosea (L.) Rchb. Cultivars: many (flower = white, pink and red)

Vinca rosea in Japan

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[1] at Rakuju-en Garden, Mishima, on November 18 2009. [2/3] in front of Toyoko Inn - Kanda/Akihabara, Tokyo, on December 17 2016. [4-6] in Akebono 1-chome Park in Tachikawa City, Tokyo, on November 17 2018.