While Michelia is of the genus of flowering plants, what is Houttuynia?
Michelia Michelia is a genus of flowering plants belonging to the Magnolia family (Magnoliaceae). The genus includes about 50 species of evergreen trees and shrubs, native to tropical and subtropical south and southeast Asia (Indomalaya), including southern China.
Tristellateia Tristellateia is a genus in the Malpighiaceae, a family of about 75 genera of flowering plants in the order Malpighiales. Species of this genus are woody vines or sometimes shrubs with twining branches. "Tristellateia" includes one species in eastern Africa ("T. africana" S. Moore); a second species ("T. australasiae" A. Rich.) is widespread in southeastern Asia and also commonly cultivated as an ornamental. All other species are endemic to Madagascar.