code scanning institute
HUL
scanning institute
Harvard University Library, Cambridge, U.S.A.
URL volume
https://archive.org/details/berlinerallgemei2618unse
species cited
Helleborus guttatus A. Br. & Sauer
basionym cited
Helleborus guttatus A. Br. & Sauer
ID species recognized
505424
species recognized
Helleborus caucasicus A. Braun
ID basionym recognized
505424
basionym recognized
Helleborus caucasicus A. Braun
genus recognized
Helleborus
Helleborus caucasicus A. Braun [6]