Jeanne Giacomotti illustrates a series of drug-jars of this type, see Catalogue des majoliques des Musées nationaux, Paris, 1974, nos. 979-992 and no. 989 for an example of this form. A pair of bottle-vases of this type were sold in these Rooms on 2 June 2009, lot 13.
This albarello is named for Sumac, a flowering plant of which the berries were used for a variety of medicinal purposes.