Kalopanax septemlobus, common names castor aralia, tree aralia, and prickly castor oil tree, is a deciduous tree in the family Araliaceae, the sole species in the genus Kalopanax. It is native to northeastern Asia, from Sakhalin and Japan west to southwestern China. It is called cìqiū () in Chinese, eumnamu () in Korean, and harigiri (; ) in Japanese. and the Maryland Department of Natural Resources.
Culinary use
In Korea, young shoots, called eumnamu-sun, are often eaten as sukhoe (blanched dish).
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File:Eumnamusun (Kalopanax septemlobus) blanched prickly castor oil tree shoots.jpg|Eumnamu-sun-sukhoe (blanched tree aralia shoots) served with vinegar-gochujang mixture as dipping sauce
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