Sicilian sumac References Sicilian sumac plant Ask Anything Homework Help Also known as: Rhus coriaria Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: sumacThe Sicilian sumac (R. coriaria), from the Mediterranean region, is cultivated as a source of tannin in southern Italy. Read MoreThe Sicilian sumac (R. coriaria), from the Mediterranean region, is cultivated as a source of tannin in southern Italy. Read More