1.松樹的根叫茯苓，楓樹的根叫豬苓。
2.茯苓利水弱，茯苓利水濕優於茯苓。
3.茯苓具有健脾、祛濕化痰、寧心安神的功效。豬只能腹瀉，對健脾、寧心安神、化痰沒有幫助。
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擴展數據
論茯苓的功效與主治
利水滲濕，健脾寧心。
可用於水腫、少尿、痰飲頭暈、脾虛食少、便溏腹瀉、焦慮、心悸、失眠。
論豬苓的功效與主治
親水性滲透水分。治療排尿困難、水腫、腹瀉、淋證和白帶過多。
參考資料:
/baike . Baidu . com/item/% E8 % 8C % AF % E8 % 8B % 93/302589？fr = Aladdin # 4 " target = " _ blank " title = "只能選擇壹個鏈接生效">百度百科:茯苓
參考資料:
/baike . Baidu . com/item/% E7 % 8C % AA % E8 % 8B % 93/1243683？fr = Aladdin # 5 " target = " _ blank " title = "只能選擇壹個鏈接生效">百度百科:豬苓