Between Leitneria and Zinnia, which genus is more widely spread?
Leitneria: Leitneria floridana (corkwood), the sole species in the genus Leitneria, is a deciduous dioecious shrub or small tree, found only in the southeastern United States states of Arkansas, Florida, Georgia, Missouri and Texas. Zinnia: Zinnia is a genus of plants of the sunflower tribe within the daisy family.
i don't know