What plant is growing in more countries, Valeriana or Elaeis guineensis?
Valeriana:  Some species are native to Europe, others to North America and South America (especially in the Andes). Elaeis guineensis:  The species is also now naturalised in Madagascar, Sri Lanka, Malaysia, Indonesia, Central America, the West Indies and several islands in the Indian and Pacific Oceans.
i don't know