Taxon - Odkazy a literatura
Söderström L. et al. (2016): World checklist of hornworts and liverworts, PhytoKeys 59: 1–828 [jako Lophocolea semiteres var. retusa (J.J.Engel) L.Söderstr.]Datum citace: 1. duben 2020
Söderström L. et al. (2016): World checklist of hornworts and liverworts, PhytoKeys 59: 1–828 [jako Lophocolea semiteres var. retusa (J.J.Engel) L.Söderstr.]