Which genus, Farfugium or Comptonia contains more species?
Comptonia (plant) Comptonia is a monotypic genus (containing only Comptonia peregrina) in the family Myricaceae, order Fagales. It is native to eastern North America, from southern Quebec south to the extreme north of Georgia, and west to Minnesota. The common name is sweetfern or sweet-fern, a confusing name as it is not a fern.
Fagonia Fagonia is a genus of wild, flowering plants in the caltrop family, Zygophyllaceae, having roughly 34, distinct species. Species occurring in the US are commonly referred to as fagonbushes. Fagonia ssp. distribution includes parts of Africa, the Mediterranean Basin, the Mid-East, India, and parts of the Americas. Fagonia species have been used ethnobotanically by traditional practitioners under Ayurvedic and other healing regimes for many maladies. Species occur in deserts, dry washes, ditches and on rocky outcrops, including at altitude. The literature cites various species having anti-febril, antiseptic, anti-cancer, anti-ischemic stroke, anti-diabetic, anti-venom, etc., properties.