Species plantarum: exhibentes plantas rite cognitas, ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas Author Linnaeus, Carolus text 1753 Laurentius Salvius Stockholm https://doi.org/10.5962/bhl.title.669 book 10.5281/zenodo.3931989 3931989 Polygonum lapathifolium , spec. nov. 6. Polygonum floribus pentandris semidigynis, staminibus corollae regulari aequalibus. Persicaria floribus pentandris digynis, corolla regulari staminibus aequali. Wach. ultr. 257. Persicaria florum staminibus quinis semidigynis, stylo bifido corollae regulari aequantibus. Hort. cliff. 42. Persicaria major, lapathi foliis, calyce floris purpureo. Tournef. inst. 510. Raj. suppl. 119. Persicaria Hydropiper. Lob. ic. 315. Habitat in Gallia .