Bidens acuticaulis Sherff (original description)
Bidens ambacensis (Hiern) Sherff accepted as Bidens steppia (Steetz) Sherff (original description)
Bidens arenicola (S.Moore) Sherff (original description)
Bidens aurea (Aiton) Sherff (original description)
Bidens baumii (O.Hoffm.) Sherff (original description)
Bidens cinerea Sherff (original description)
Bidens elata (Torr. & A.Gray) Sherff accepted as Bidens amplissima Greene (original description)
Bidens elliotii (S.Moore) Sherff (original description)
Bidens grandis Sherff accepted as Bidens buchneri (Klatt) Sherff (original description)
Bidens grantii (Oliv.) Sherff (original description)
Bidens insecta (S.Moore) Sherff accepted as Bidens kirkii (Oliv. & Hiern) Sherff (original description)
Bidens kilimandscharica (O.Hoffm.) Sherff (original description)
Bidens kirkii (Oliv. & Hiern) Sherff (original description)
Bidens punctata Sherff accepted as Bidens schimperi Sch.Bip. ex Walp. (original description)
Bidens rufovenosa Sherff accepted as Bidens kirkii (Oliv. & Hiern) Sherff (original description)
Bidens ruwenzoriensis (S.Moore) Sherff accepted as Bidens buchneri (Klatt) Sherff (original description)
Bidens schweinfurthii Sherff accepted as Bidens ugandensis (S.Moore) Sherff (original description)
Bidens taylorii Sherff (original description)
Bidens ugandensis (S.Moore) Sherff (original description)
Bidens vincifolia karsten & Sch.Bip. ex Sherff (original description)
Bidens vincifolia G.Karst. & Sch.Bip. (original description)
Xanthium globosum C.Shull accepted as Xanthium strumarium L. (original description)