Polygonum robertii Loisel. in Mém. Soc. Linn. Paris 6: 409. 1827
Polygonum robertii in Mém. Soc. Linn. Paris 6: 409. 1827
is basionym for Polygonum aviculare subsp. robertii in Butl. Inst. Catalana Hist. Nat., Secc. Bot. 38: 86. 1974
is basionym for Polygonum oxyspermum subsp. robertii in Bot. J. Linn. Soc. 97: 344. 1988
Polygonum robertii in Mém. Soc. Linn. Paris 6: 409. 1827