Which plant has more species, Ruta or Tobacco?
Ruta Ruta (commonly known as rue) is a genus of strongly scented evergreen subshrubs, 20–60 cm tall, in the family Rutaceae, native to the Mediterranean region, Macaronesia and southwest Asia. There are perhaps 8 to 40 species in the genus. The most well-known species is "Ruta graveolens" (rue or common rue).
Nicotiana langsdorffii Nicotiana langsdorffii, Langsdorff's tobacco, is a species of the "Nicotiana" genus (tobacco). It is an annual plant with large leaves (up to 10 inches long) with tall 2 inch nodding long tubular bell shaped flowers that are apple green in colour, with blue anthers. "N. langsdorfii" lacks fragrance unlike some of the other tall species. It is grown as an ornamental garden plant.