Pterostegia Pterostegia Fisch. & C.A.Mey. in Index Seminum St. Petersburg (Petropolitanus) 2: 23. 1836 sec. Brandbyge 19931Type: Pterostegia drymarioides Fisch. & C.A.Mey.1. Brandbyge, J. 1993: Polygonaceae, 531 – 544. – In: Kubitzki, K., Rohwer, J.G. & Bittrich, V. (ed.), The Families and Genera of Vascular Plants 2. – Berlin, Heidelberg & New York: SpringerContent