Literature Reference: 知子松根长茯苓，迟暮有有意来同煮。—— 《严氏溪放歌行》 杜甫 Knowing that beneath the pine roots grows the Fuling, with twilight years in mind, I intend to boil it together. Source from 'Yan Shi Xi Fang Ge Xing' by Du Fu.
茯: Clump-forming fungal flora.
苓: The plant names: Ling'er, Fuling.
Meaning: Fuling, a precious medicinal herb, symbolizes health and longevity.