Which genus of plant consists of more species, Bruckenthalia or Fothergilla?
Bruckenthalia: Bruckenthalia is a genus of plants consisting of only one species, Bruckenthalia spiculifolia (spike heath) an evergreen shrub native to southeastern Europe and Asia Minor. Fothergilla: Fothergilla (witch alder) is a genus of two or three species of flowering plants in the family Hamamelidaceae, native to woodland and swamps of the southeastern United States.
Fothergilla