A very small family, all North American, included in the Geranium Family by some botanists; smooth herbs, of wet places, with bitter juice; leaves alternate, lobed and cut, without stipules; flowers perfect; sepals and petals two to five; stamens twice as many as the petals; ovary superior, the five lobes becoming five nutlets; style one.

There are several kinds of Floerkea; sepals and petals three to five; five, small glands on the receptacle, alternating with the sepals; style two- to five-cleft.