 is vigorous and robust, adjudged the third fastest-growing cultivar of 17 assessed by the University of Minnesota and fourth out of 15 in trials at U C Davis.The tree is also extremely tolerant of drought  and cold; in artificial freezing tests at the Morton Arboretum  the tree was found cold-hardy to -40 °C.Marriage of Convenience

Marriage of Convenience () is a Polish musical comedy from 1966 directed by Stanisław Bareja.