Which plant has more species, Zigadenus or Fallopia?
Fallopia Fallopia is a genus of about 12–15 species of flowering plants in the buckwheat family, often included in a wider treatment of the related genus "Polygonum" in the past. The genus is native to temperate and subtropical regions of the Northern Hemisphere. The genus includes herbaceous perennial plants, herbaceous vines, and woody vines.
Cabombaceae The Cabombaceae are a family of aquatic, herbaceous flowering plants. The family is recognised as distinct in the Angiosperm Phylogeny Group IV system (2016). The family consists of two genera of aquatic plants, "Brasenia" and "Cabomba", totalling six species.