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(First upload on April 7 2013. Last on November 10 2021) [ 日本語 | English ]

Solanum L. (ナス) Inu-hozuki (イヌホオズキ, 犬酸漿), black nightshade (USDA) Bakanasu (バカナス, 馬鹿茄子) Lifeform: weedy, annual forb < 60 cm high (20-90 cm) Distribution: widespread in temperate and tropical regions (archaeophyte to Japan) HUSTEP: Plants and Plant communities in Japan (flora list) Flowering: mostly in August-October Petiole: developing wing

Fruit: green → black (6-7 mm in diameter) ⇒ seed dispersal = animal Poison: solanine (ソラニン) throughout the body, fruit containing fatty oil, etc. Synonyms: - var. miniatum (Bernh. ex Willd.) Fr. - var. villosum L. Solanum villosum Mill. Cf. Solanum luteum Mill. (アカミノイヌホオズキ)

Solanum nigrum in Japan

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4 5 6
7 8 9
[1/2] on the slope of Mount Yatsu, Shizuoka Prefecture, on March 5 2013. [3] along a paved road near the Gokokuji Temple Entrance of highway, Tokyo, on March 15 2017. [4/5] near Hakone Climbing Cable Car Koen-shimo Station, Hakone, on August 21 2021. [6] along a paved road near JR Nagasaki Station, northwestern Kyushu, on April 16 2017. [7-9] between Okachimachi and Ichigaya, Tokyo, on January 8 2019.