Reviewed
Ranunculaceae (Buttercup family)
Broadleaf plant family
This rather large group of plants is best known for buttercups, of which there are nearly 20 species in Missouri. Clematis is another fairly common plant genus occurring in this family.
Buttercup, bulbous
Ranunculus bulbosus
Buttercup, smallflower
Ranunculus abortivus
For an idea of relative seed size, each photo contains a millimeter ruler. The distance between increments is 1 mm.