Which genus of plant has more species, Melasphaerula or Weigela?
Melasphaerula Melasphaerula is a genus of flowering plants in the family Iridaceae, first described as a genus in 1803. There is only one known species, Melasphaerula graminea, native to Namibia and the Cape Province in South Africa.
Verbascum virgatum Verbascum virgatum, commonly known as twiggy mullein and wand mullein, is a plant species in the family Scrophulariaceae.