Christmas decoration bells. A bow is usually used at the top or bottom, and an electric or unlit candle may be placed in the middle. Christmas lights are often used, and they may be hung from door or windows, and sometimes walls, lampposts and light fixtures, or even statuary. Since the 19th century, the poinsettia, a native plant from Mexico, has been associated with Christmas. In North and South America, Australia, and Europe, it is traditional to decorate the outside of houses with lights and sometimes with illuminated sleighs, snowmen, and other Christmas figures. Municipalities often sponsor decorations as well. Christmas banners
Night-blooming cereus Night-blooming cereus Night-blooming cereus is the common name referring to a large number of flowering ceroid cacti that bloom at night. The flowers are short lived, and some of these species, such as "Selenicereus grandiflorus", bloom only once a year, for a single night. Other names for one or more cacti with this habit are princess of the night, Honolulu queen (for "Hylocereus undatus"), Christ in the manger, dama de noche and queen of the night (which is also used for an unrelated plant species). While many cacti referred to as night-blooming cereus belong to the tribe Cereeae, other night-blooming