Name: Nikolai Nikolaievich,Nikolai Nikolaievich,Nikolai Nikolaievich,Nikolai Nikolaievich Surname: Tzvelev,Tsvelev,Tsvelov,Tsvelyov Born: 1925- Group S
his person is also author of following taxa:
Dedranthema arcticum (L.) Tzvelev
Leucanthemella serotina (L.) Tzvelev