(First upload on June 18 2012. Last on October 1 2023) [ 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) > Rutaceae (ミカン科) > Zanthoxylum piperitum
Zanthoxylum L. (サンショウ)Sanshou (サンショウ, 山椒), Japanese peppertreeLifeform: deciduous shrub < 5 m high Distribution: southern Korea - Japan Habitat: forests Chromosome number: 2n = 70 Use: spicy seed = wild vegetable (山菜), medicine by sanshool (O = Ohwi & Kitagawa 1983, K = Kitagawa & Murata 1979, S = Satake et al. 1989) Varieties, including cultivarsf. brevispinosum Makino (ヤマアサクラザンショウ, 山朝倉山椒): less spines, showing intermediate morphology between piperrum and f. inerme, (native in Honshu and Shikoku) (O) |
f. corticosum Kusaka (アツカワサンショウ), thick bark (O) f. hispidum Hayashi (アラゲザンショウ), brown, dense hair hair, in Miyagi (O) f. inerme (Makino) Makino (アサクラザンショウ, 朝倉山椒): large fruit, no spines (cultivated) (O, K, S) f. ovalifoliolatum (Nakai) Makino (リュウジンザンショウ, 竜神山椒): 3-5 oval leaflets (only in the Ryujin region of Wakayama Prefecture (O, K, S) f. rotundatum Yokouchi (シダレヤマアサクラザンショウ) f. verrucatum Kusaka (イボザンショウ), in Honshu (O) |
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[1-3] transplanted at a home garden on N20/W4, North Ward, Sapporo, on June 1 2012. [4] a variegated leaves in a house garden, N17/W2, Sapporo, on July 15 2019. [5] in Tsukiura Forest Park faced to Toya Lake on September 15 2015. [6]
in the experimental station of medicinal plant studies, Hokkaido University, on September 16 2023.