Rheum

by | Mar 21, 2018 | Rheum

Species of herbaceous perennial plant with fleshy, sour edible stalks For other uses, see Rhubarb (disambiguation). For the cartoon, see Roobarb. Rhubarb is the fleshy, edible stalks (petioles) of species and hybrids (culinary rhubarb) of Rheum in the family...