As classified in WFO snapshot
June 2024
Warning: older classification
species
Helleborus heyderi
hort. ex Schiffn.
This species name was first published in Nova Acta Acad. Caes. Leop.-Carol. German. Nat. Cur. 56: 169 (1890)
This species name has been reclassified since this snapshot. Its current preferred usage is a synonym .