Name: Wilhelm Ludwig Surname: Petermann Born: 1806-1855 Group S
his person is also author of following taxa:
Crataegus calycina Peterm.
Crataegus calycina Peterm. ssp. curvisepala (Lindman) Franco
Picea orientalis (L.) Peterm.
Taraxacum lividum (Waldst. et Kit.) Peterm.