Helleborus odorus var. atrorubens (Waldst. & Kit.) W.D.J.Koch variety synonym

Helleborus viridis var. pallidus (Host) A.Braun variety synonym

Helleborus hunfalvyanus var. atrorubens (Waldst. & Kit.) Kanitz variety synonym

Helleborus viridis var. atrorubens (Waldst. & Kit.) Kitt. variety synonym

Helleborus officinalis var. atrorubens (Waldst. & Kit.) Spach variety synonym

Helleborus viridis var. cupreus (Host) Neilr. variety synonym

Helleborus vaginatus Host species synonym

Helleborus viridis subsp. dumetorum (Willd.) Hayek subspecies synonym

Helleborus dumetorum subsp. dumetorum subspecies accepted

Helleborus dumetorum Waldst. & Kit. species synonym

Helleborus dumetorum subsp. illyricus Starm. subspecies accepted

Helleborus dumetorum subsp. atrorubens (Waldst. & Kit.) Merxm. & Podl. subspecies accepted

Helleborus atrorubens Waldst. & Kit. species synonym

Helleborus pallidus Host species synonym

Helleborus dumetorum f. laciniatus Martinis form synonym

Helleborus atrorubens f. incisus Martinis form synonym

Helleborus atrorubens f. hircii Martinis form synonym

Helleborus atrorubens f. cupreus (Host) Martinis form synonym

Helleborus atropurpureus Schult. species synonym

Helleborus hunfalvyanus var. cupreus (Host) Kanitz variety synonym

Helleborus cupreus Host species proparte synonym

Helleborus viridis var. dumetorum (Waldst. & Kit.) Jess. variety synonym