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 davidiana In China it is largely used as an ornamental, and the fruit is eaten, but not prized. In peach growing regions throughout the world it is used as a source of rootstocks. "Prunus" is the ancient Latin name for plum trees. "Davidiana" is named for L'Abbé Armand David (1826-1900), a missionary and collector of Chinese plants. Prunus davidiana Prunus davidiana (syn. Amygdalus davidiana, Persica davidiana, Prunus persica var. davidiana) is a species in the genus "Prunus" in the family Rosaceae. It is also known by the common names David's peach and Chinese wild peach. It is native to China, preferring