(en) Zika & Jacobson, « An overlooked hybrid japanese knotweed (Polygonum cuspidatum x sachalinense; Polygonaceae) in North America », Rhodora (Journal of the New England Botanical Club), Cambridge, MA, vol. 105, no 922, , p. 144 (lire en ligne)
doi.org
dx.doi.org
(en) Louis-Philippe Ronse Decraene et J. R. Akeroyd, « Generic limits in Polygonum and related genera (Polygonaceae) on the basis of floral characters », Botanical Journal of the Linnean Society, vol. 98, no 4, , p. 321–371 (DOI10.1111/j.1095-8339.1988.tb01706.x)
