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 Piper obtusifolium , spec. nov. 11. Piper foliis obverse ovatis enerviis. Saururus humilis, folio carnoso subrotundo. Plum. amer. 53. t.70. Habitat in America calidiore.