A flowering shrub is a type of plant that produces flowers and has woody stems. ACACIA, with six letters, is a genus of shrubs and trees belonging to the subfamily Mimosoideae of the family Fabaceae. LILAC, with five letters, is a genus of shrubs in the olive family, Oleaceae, native to the mountainous areas of the northern hemisphere. Azalea, with six letters, is a genus of flowering shrubs in the heath family, Ericaceae. Oleander, with eight letters, is a genus of evergreen shrubs and small trees in the dogbane family, Apocynaceae, native to warm temperate and subtropical regions of Europe, Africa, and Asia.