Wigandia caracasana var. calycina Brand variety synonym

Wigandia macrophylla Schltdl. & Cham. species synonym

Wigandia ecuadorensis Cornejo species accepted

Wigandia kunthii var. eukunthii Brand variety synonym

Cohiba urnes (L.) Raf. species doubtful

Wigandia vigieri Carrière species synonym

Wigandia kunthii var. intermedia Brand variety synonym

Wigandia urens f. africana (Brand) Verdc. form synonym

Ernstamra scorpioides (Choisy) Kuntze species synonym

Wigandia kunthii Choisy species synonym

Wigandia urens var. urens variety synonym

Wigandia crispa (Ruiz & Pav.) Kunth species accepted

Wigandia caracasana f. viscosa Donn.Sm. form synonym

Wigandia kunthii var. macrophylla (Cham. & Schltdl.) Choisy variety synonym

Wigandia pruritiva Spreng. species accepted

Wigandia caracasana var. eucaracasana Brand variety synonym

Wigandia kunthii var. viscosa Brand variety synonym

Wigandia kunthii f. africana Brand form synonym

Wigandia leucocephala Sch.Bip. species doubtful

Wigandia scorpioides Choisy species synonym

Nicotiana urens L. species synonym

Wigandia caracasana Kunth species synonym

Wigandia urens (Ruiz & Pav.) Kunth species accepted

Hydrolea urens Ruiz & Pav. species synonym

Hydrolea scorpioides Moc. ex Choisy species synonym

Cohiba urens (Ruiz & Pav.) Raf. species synonym

Ernstamra urens (Ruiz & Pav.) Kuntze species synonym

Ernstamra scorpiodes (Choisy) Kuntze species synonym

Ernstamra macrophylla (Cham. & Schltdl.) Kuntze species synonym

Ernstamra crispa (Ruiz & Pav.) Kuntze species synonym

Ernstamra caracasana (Kunth) Kuntze species synonym

Hydrolea hispida Pav. ex Brand species synonym

Wigandia urens var. caracasana (Kunth) D.N.Gibson variety synonym

Hydrolea crispa Ruiz & Pav. species synonym

Hydrolea caracassana (Kunth) Steud. species synonym

Hydrolea auriculata Moc. ex Choisy species synonym

Wigandia caracasana var. macrophylla (Cham. & Schltdl.) Brand variety synonym

Wigandia imperialis Jacob-Makoy species synonym

Wigandia caracasana Vilm. species synonym

Wigandia reflexa Brand species synonym

Wigandia imperialis Voss species doubtful

Wigandia wurdackiana Ferreyra species accepted

Wigandia urens (Ruiz & Pav.) Choisy ex DC. species synonym

Wigandia peruviana W.T.Mill. species synonym

Wigandia urens (Ruiz & Pav.) Choisy, 1833 species synonym

Wigandia darii Ram.Goyena species synonym

Wigandia brevistyla Cornejo species accepted

Wigandia urens (L.) Urb. species heterotypic synonym

Hydrolea mollis Willd. ex Spreng. species synonym

Wigandia caracasana var. viscosa (Brand) J.F.Macbr. variety synonym

Hydrolea hispida Pav. species homotypic synonym

Hydrolea auriculata Moc. species homotypic synonym

Hydrolea mollis Willd. species homotypic synonym

Hydrolea scorpioides Moc. species homotypic synonym