Which genus has more species, the Catharanthus or the Bosea?
Catharanthus Catharanthus is a genus of flowering plants in the dogbane family, Apocynaceae. Like genus "Vinca", they are known commonly as periwinkles. There are eight known species. Seven are endemic to Madagascar, though one, "C. roseus", is widely naturalized around the world. The eighth species, "C. pusillus", is native to India and Sri Lanka. The name "Catharanthus" comes from the Greek for "pure flower".
Habranthus Habranthus (copperlily) is a genus of tender herbaceous flowering bulbs in the Amaryllidaceae family, subfamily Amaryllidoideae. The genus was first identified by pioneering bulb enthusiast William Herbert in 1824. The species are native to the Americas, from (Arizona, New Mexico, Texas, Mexico, Bolivia, Brazil, Argentina, Paraguay and Uruguay), but several species are naturalized in other parts of the world West Indies, India, South Africa, Mauritius, Colombia, Easter Island, and the southeastern United States.