A lingzhi-shaped bamboo root washer, Qing dynasty, 18th century. Photo: Sotheby's

the hollowed-out root carved in the form of a large lingzhi head of irregular contour joined to the stalk extending vertically down and flanked on side by a pair of spiral stems, the stalk connected to the openwork base formed by further attendant lingzhi branches, the underside with two confronting fungus heads; 13.5 cm., 5 1/4 in. Estimation 500,000 — 700,000 HKD - Unsold

Sotheby's. Contemporary Literati — A Gathering, Hong Kong, 07 avr. 2014 - www.sothebys.com