Which genus has more species in it, Dipteronia or Syringa?
Dipteronia: Dipteronia is a genus of two living and one extinct species, regarded in the soapberry family Sapindaceae "sensu lato" after Angiosperm Phylogeny Group (APG I 1998, APG II 2003) and more recently (Harrington "et al." 2005) )or traditionally by several authors in Aceraceae, related to the maples. Syringa: Syringa (lilac) is a genus of 12 currently recognized species of flowering woody plants in the olive family (Oleaceae), native to woodland and scrub from southeastern Europe to eastern Asia, and widely and commonly cultivated in temperate areas elsewhere.
Syringa