The Balkan Peninsula is one of the most important centres of plant diversity in Europe. Yet its flora is still largely unexplored and calls for further investigations. Olšavská et al. focus on Balkan taxa of the Cyanus...
Evolution and biogeography of Plectocephalus The genus Plectocephalus comprises a single species in Ethiopia, two in North America and possibly four more in South America, in a striking disjunction that is exceptional...