Fig. 4From: An ethnobotanical survey of wild edible plants used by the Yi people of Liangshan Prefecture, Sichuan Province, ChinaA young bride on her wedding day (Puge County). The bride (center) and bridesmaids are donning traditional silver Yi jewelry and other handicrafts; aboveground portions of Oxalis corniculata are traditionally used to de-tarnish and polish the silver attire. Fern fiddleheads are depicted on both the bride’s silver filigree and embroidered dress (e.g., sleeves and waist). Photo credit: BCSBack to article page