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(First upload on January 4 2016. Last on March 20 2019) [ 日本語 | English ]

Solanum lyratum Thunb.






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Solanum L. (ナス)
Hiyodorijougo (ヒヨドリジョウゴ, 鵯上戸)
Tsuzurago (ツヅラゴ)
Lifeform: perennial vine, producing long rhizomes
Distribution: East Asia, incluidng Japan
Habitat: sunny hills, etc.
Leaf: diverse from
Chromosome number: 2m = 24
Synonyms (discarded varieties):

- var. maruyamanum Honda
- f. leucanthum (Nakai) Sugim.

var. filamentosum Hayashi (イトホロシ)
f. purpuratum Konta et Katsuy. (ムラサキヒヨドリジョウゴ)
f. xanthocarpum (Makino) H. Hara (キミノヒヨドリジョウゴ)
索引

Solanum lyratum in Japan


ST1 ST2 ST3
ST4 ST5 ST6
ST7 ST8
[1/2] in Hama-rikyu Gardens, Tokyo, on November 13 2015. [3-5] along a paved road in Sotogou Park (外濠公園), Tokyo, on November 18 2016. [6] along a paved road in N18/W5, North Ward, Sapporo, on October 30 2018. [7/8] on Mount Mikasa in in Hibiya Park, Tokyo, on April 7 2025.

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