Which has more species, Ecballium or Brownea?
Brownea Brownea is a genus of about 30 species in the family Fabaceae, subfamily Detarioideae. The genus is native to tropical regions of the Americas. The species are shrubs and trees growing to 20 m tall.
Erythroxylum Erythroxylum ("Erythroxylon") is a genus of tropical flowering plants in the family Erythroxylaceae. Many of the approximately 200 species contain the drug cocaine; "Erythroxylum coca", a native of South America, is the main commercial source of cocaine and of the mild stimulant coca tea. Another species, "Erythroxylum vacciniifolium" (also known as Catuaba) is used as an aphrodisiac in Brazilian drinks and herbal medicine.