Your help is appreciated. We depend on donations to help keep this site free and up to date for you. Can you please help us?


Native Plant Trust: Go Botany Discover thousands of New England plants


See list of 18 genera in this family
  • 1a. Leaves 6–12 at each node, with entire blades; flowers with a single stamen borne at the summit of the ovary; calyx a minute rim around the apex of the ovary
  • 1b. Leaves 1 or 2 at each node (but crowded in the apical portion in Callitriche) or all basal, entire or toothed (in whorls of 3–6 in Veronicastrum, but then with serrate blades); flowers with 1–5 stamens, these not borne at the summit of the ovary; calyx absent or present and borne near the base of the ovary

Show All Couplets

 Show photos of:   Each photo represents one genus in this family.