''Actaea podocarpa'', the mountain bugbane or mountain black-cohosh, 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' ...

. It is native to the eastern United States, where it is found in the

Appalachian Mountains The Appalachian Mountains, often called the Appalachians, (french: Appalaches), are a system of mountains in eastern to northeastern North America. The Appalachians first formed roughly 480 million years ago during the Ordovician Period. They ...

, with a disjunct population in Illinois. It is found in rich, mesic forests often in boulder-strewn coves.Flora of North America
/ref> ''Actaea podocarpa'' is a large perennial herb. It is one of the later flowering of the eastern ''Actaea'', producing white flowers in summer through fall.

References

podocarpa Flora of the United States {{Ranunculales-stub