A LARGE GREEN JADE FLORAL BUTTON Jin/Yuan DynastyTHE PROPERTY OF A BRITISH FAMILY英國家族藏品A LARGE GREEN JADE FLORAL BUTTONJin/Yuan DynastyFinely carved with ruyi-heads around the rim forming petals around dimpled seed pods around a central section with cross-hatched pattern, the reverse incised with furling veins resembling mallow petals surrounding a yin yang symbol with two small apertures, the jade of mottled green and russet tone. 8cm (3 1/8in) diam.金/元 花形陰陽紋飾玉鈕扣Provenance: Prof. Cheng Te-kun (1908-2001), Cambridge (the Mu-Fei collection) Bluett & Sons Ltd., LondonRoger Keverne Ltd., LondonA British private collection, acquired from the above on 24 July 2006Published, Illustrated and Exhibited: Cheng Te-Kun, Jade Flowers and Floral Patterns in Chinese Decorative Art, Hong Kong, 1969, p.48, fig.2(a) (Chapter V).Bluett & Sons Ltd., Chinese Jades from the Mu-Fei Collection, London, 1990, no.61來源：鄭德坤（1908-2001）教授舊藏，劍橋（木扉舊藏）倫敦古董商 Bluett & Sons Ltd.倫敦古董商 Roger Keverne Ltd.英國私人收藏，2006年7月24日從上處購得展覽著錄：鄭德坤，《玉花雕刻與花卉紋飾》，香港， 1969年，第48頁，插圖編號2(a)（第五章）Bluett & Sons Ltd.，《Chinese Jades from the Mu-Fei Collection》， 伦敦，1990年, 圖錄編號61Both the stylised ruyi (如意) symbol of the outer ring and the centric yin yang (陰陽) symbol indicate the present lot's close association with Daoism and might have been used in Daoist rituals. According to Professor Cheng Te-Kun, it was a fashion for Daoist priests to decorate their ceremonial robes with such designs. Daoists believe that all of the elements in nature are evolved from the movement and interactions of the two forces of nature, the yin and the yang. Cheng Te-Kun, Jade Flowers and Floral Patterns in Chinese Decorative Art, Hong Kong, 1969, p.48.sold_price_type: £