Prunus spinosa Prunus spinosa Prunus spinosa, called blackthorn or sloe, is a species of flowering plant in the rose family Rosaceae. It is native to Europe, western Asia, and locally in northwest Africa. It is also locally naturalised in New Zealand, Tasmania and eastern North America. "Prunus spinosa" is a large deciduous shrub or small tree growing to tall, with blackish bark and dense, stiff, spiny branches. The leaves are oval, long and broad, with a serrated margin. The flowers are about in diameter, with five creamy-white petals; they are produced shortly before the leaves in early spring, and are hermaphroditic and
Prunus pensylvanica Prunus pensylvanica Prunus pensylvanica, also known as bird cherry, fire cherry, pin cherry, and red cherry, is a North American cherry species in the genus "Prunus". "Prunus pensylvanica", grows as a shrub or small tree, usually with a straight trunk and a narrow, round-topped crown. It grows tall and in diameter. Trees up to tall have been found growing in the southern Appalachians, with the largest found on the western slopes of the Great Smoky Mountains. Its foliage is thin, with leaves long and wide. Flowers occur in small groupings of five to seven with individual flowers across. The fruit