Synonyms: Persicaria brittingeri; Persicaria lapathifolia danubialis; Polygonum brittingeri; Polygonum danubiale; Polygonum lapathifolium brittingeri; Polygonum lapathifolium danubiale; Polygonum lapathifolium f. amarantifolium; Polygonum lapathifolium var. biocule; Polygonum lapathifolium var. brittingeri; Polygonum lapathifolium var. danubiale; Polygonum lapathifolium var. emaculatum; Polygonum lapathifolium var. glabrulum (heterotypic); Polygonum lapathifolium var. lentiginosum; Polygonum lapathifolium var. lugubre; Polygonum lapathifolium var. luscum; Polygonum lapathifolium var. pseudodanubiale