 "suberosa"", and by Rehder (1949); it was classed by Melville as a nothomorph of 'Sarniensis'.An "U. suberosa pendula" with "dark-green rough leaves" and "corky branches" appeared in the 1909 catalogue of the Bobbink and Atkins nursery, Rutherford, New Jersey, where it was distinguished from "U. campestris microphylla pendula".A specimen obtained from Späth as "U. suberosa pendula" and planted in 1911 stood in the Ryston Hall arboretum, Norfolk, in the early 20th century.