(First upload on July 19 2009. Last on May 5 2018) [ 日本語 | English ]

Kalopanax pictus (Thunb.) Nakai

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

Kalopanax Miq. (ハリギリ)
K. pictus (Thunb.) Nakai, excl. typo (ハリギリ, 針桐), castor aralia

hari = spine → many spines on the stems

Lifeform: deciduous tree > 25 m high
Distribution: China - Korea - Japan

Flora on Mount Usu

Habitat: sunny sites with moist, well-drained, and/or fertile soil
Bark (樹皮)
Use: edible (tempura), medicine (brewed root bark used for expectorant)

Kalopanax septemlobus (Thunb. ex A. Murr.) Koidz.

var. maximowiczii (Van Houtte) Hand.-Mazz. (ケハリギリ)
var. lutchuensis (Nakai) Nemoto (リュウキュウハリギリ)

Kalopanax pictus in Japan

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[1-3] a sapling or juvenile, spurs on the stem (Herbivore avoidance), on the crater basin of Mount Usu on July 14 2009. [4] at Ono Pond (大野池), Hokkaido University, on August 28 2014.
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[5] on Fukuura-jima Island in Matsushima Islands, northern Honshu, on March 21 2016. [6/7] near the Former Specimen Room of the Agriculture Department, Hokkaido University, on July 31 2017. [8/9] near a transplanted forest of Fraxinus mandshurica in the Experimental Forest of the University of Tokyo, Furano, central Hokkaido, on June 26 2017. The leaf shape is diverse. [10] in an openland near JR Shintoku Station, eastern Hokkaido, on April 20 2018.