four-leaved all-seed (Polycarpon tetraphyllum (L.) L.)

Polycarpon tetraphyllum subsp. diphyllum (Cav.) O. Bolós & Font Quer

Polycarpon tetraphyllum subsp. sauvagei (Mathez) Iamonico

fourleaf manyseed (Polycarpon tetraphyllum subsp. tetraphyllum)

California manyseed (Polycarpon tetraphyllum subsp. depressum (Nutt.) Iamonico)

Polycarpon tetraphyllum subsp. dunense (P. Fraga & Rosselló) Iamonico

Polycarpon tetraphyllum subsp. catalaunicum (O. Bolòs & Vigo) Iamonico & Domina

Polycarpon tetraphyllum subsp. colomense (Porta) Iamonico & Domina

Polycarpon tetraphyllum subsp. polycarpoides (Biv.) Iamonico

Polycarpon tetraphyllum subsp. herniarioides (Ball) Iamonico & Domina

Fourleaf manyseed (Polycarpon alsinifolium (Biv.) DC.)

Polycarpon tetraphyllum subsp. herniariodes

fourleaf manyseed (Polycarpon tetraphyllum (L.) L. ssp. tetraphyllum)

fourleaf manyseed (Polycarpon tetraphyllum (L.) L. ssp. alsinifolium (Biv.) P. W. Ball)