Polygonum papillosum SynonymySource: Uotila, P. (2017+): Polygonaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Polygonum papillosum Hartvig in Willdenowia 19: 75. 1989ContentDistribution Bibliography Distribution ● Gr Euro+Med endemic: Greece nativeA,B,C Bibliography A. Dimopoulos, P. & al. (ed.) 2013: Vascular plants of Greece An annotated checklist B. Greuter, W., Burdet, H. M. & Long, G. 1989: Med-Checklist 4. – Genève & Berlin C. Strid, A. & Tan, K. 1997: Flora Hellenica 1. – Königstein