How to use Pontic Rhubarb or Rhapo

Rhei Pontici Rapontici, Pontic Rhubarb or Rhaponticum English Rhubarb Ortus Sanitatis, Meydenbach, 1491 Dioscorides Materia Medica, Mathias, 1563 Herbarium Blackwellianum, 1757 The Root, from Gerards Herbal, 1636 Botanical name: Rheum rhaponticum Parts used: Root Temperature & Taste: Cool (some said Neutral), dry. Sweet, Pungent, Bitter Uses: 1. Clears Heat and Poison, Purges:-Purges Choler (Bile), Phlegm…