Bidens andicola var. cosmantha (Griseb.) Sherff (original description)
Bidens andicola var. tarijensis Sherff accepted as Bidens andicola var. andicola (original description)
Bidens aurea var. wrightii (A.Gray) Sherff accepted as Bidens aurea (Aiton) Sherff (original description)
Bidens ctenophylla Sherff accepted as Bidens micrantha subsp. ctenophylla (Sherff) Nagata & Ganders (original description)
Bidens degeneri Sherff accepted as Bidens micrantha subsp. micrantha Gaudich. (original description)
Bidens pilosa var. apiifolia (DC.) Sherff (original description)
Solidago sigmoidea A.Nelson ex Hayward (original description)