Prunus umbellata Prunus umbellata Prunus umbellata, called flatwoods plum, hog plum and sloe plum, is a plum species native to the United States from Virginia, south to Florida, and west to Texas. "Prunus umbellata" can reach in height with a spread. It has alternate serrate green leaves that turn yellow in Autumn. Flowers are white, creamy, or grayish. Fruits are round, purple, and in diameter. "P. umbellata" trees can live up to 40 years and are very difficult to distinguish from "Prunus angustifolia", with which it hybridizes easily. The trees bloom and bear fruit later than other plums. The fruits mature August-October.
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