Polygonum excelsius

Synonymy

Source: Uotila, P. (2017+): Polygonaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.

Polygonum excelsius (Karlsson) Uotila in Willdenowia 46: 435. 2016

No Su [pDa]

Euro+Med not endemic: Denmark introduced: uncertain degree of naturalisationA; Norway nativeA,B; Sweden nativeC

A. Jonsell, B. 2000: Flora Nordica 1. – Stockholm (as Polygonum aviculare subsp. excelsius Karlsson)

B. Lid, D. T. 2005: Norsk Flora, ed. 7 (as Polygonum aviculare subsp. excelsius Karlsson)

C. Karlsson, T. & Agestam, M.: Checklista över Nordens kärlväxter – version 2014-07-05 (as Polygonum aviculare subsp. excelsius Karlsson)