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 argentea lengthens to 2 to 7mm when the fruit is fully developed. It is found growing in a variety of habitats; open oak woodlands, rocky slopes, dry silted areas, and steep banks of streams, at 500 to 2000m above sea level. A genetic study showed that its closest relative is probably "Prunus haussknechtii". In warmer areas of Europe it is occasionally cultivated as an ornamental garden plant for its fragrant rose-pink flowers and attractive foliage, but it must be planted in a protected spot for best results. Prunus argentea Prunus argentea, sometimes called the silver almond, is a species of wild