A new large-flowered species of (Malvaceae, Malvoideae) from Peru.

Dorr & C.Romero, , the third Peruvian endemic in a small genus of five species, is described and illustrated from a single collection made at high elevation on the eastern slopes of the Andes. Molecular phylogenetic analyses of nuclear ribosomal ITS sequence data resolve a group of northern species of found in Bolivia and Peru from the morphologically very different southern .