Nang Yaem (Cleredendron fragans). A shrub having fragrant flowers. It is easily propagated as its roots run far and wide underground and shoot up as new plants until they become a nuisance. The people believe that Nang Yaem will turn into a ghost when it grows old, and disturb the peace of the house by pelting stones at it. Nang Yaem in Thai means to open slightly in bloom or the peeping of a damsel, hence its poetic name is found quoted in Thai erotic literature.