Certinensis poplar, P. laurifolia (P. Certinensis).
A very hardy Siberian species, much like P. deltoides, useful for severe climates.
Wild black cherry, Prunus serotina.*
European bird cherry, Prunus Padus.
A small tree much like the choke cherry, but a freer grower, with larger flowers, and racemes which appear about a week later.
Choke cherry, P. Virginiana.*
Very showy while in flower.
Purple plum, Prunus cerasifera, var. atropurpurea (var. Pissardi).
One of our most reliable purple-leaved trees.
Rose-bud cherry, P. pendula (P. subhirtella).