''Clematis pitcheri'' is a species of flowering plant in the

buttercup family Ranunculaceae (buttercup or crowfoot family; Latin "little frog", from "frog") is a family of over 2,000 known species of flowering plants in 43 genera, distributed worldwide. The largest genera are ''Ranunculus'' (600 species), ''Delphinium' ...

known by the common name bluebill. It is a herbaceous, perennial vine found in the south-central United States and northern Mexico. It grows in wooded, rocky outcrops, woodland margins, bluffs, and disturbed habitats. Leaves are variable, oppositely arranged along the stems, and can be simple or compound.

References

Flora of North America Taxa named by John Torrey Taxa named by Asa Gray pitcheri {{Ranunculales-stub