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.
Corduliidae The insect family Corduliidae contains the emerald dragonflies or green-eyed skimmers. These dragonflies are usually black or dark brown with areas of metallic green or yellow, and most of them have large, emerald-green eyes. The larvae are black, hairy-looking, and usually semiaquatic. Members of this family include the baskettails, emeralds, river cruisers, sundragons, shadowdragons, and boghaunters. They are not uncommon and are found nearly worldwide, but some individual species are quite rare. Hine's emerald dragonfly ("Somatochlora hineana"), for example, is an endangered species in the United States.