Huodendron is a genus of four species of flowering plants in the family Styracaceae, native to eastern Asia, from southern China south to Thailand and Vietnam.The species are small to medium-sized deciduous trees growing to 12–25 m tall.Species Huodendron biaristatum (W.W.Smith) Rehder Huodendron parviflorum H.L.Li Huodendron tibeticum (J. Anthony) Rehder Huodendron tomentosum Y.C.Tang ex S.M.Hwang↑ 1.0 1.1 ↑