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As the leaves develop, they become increasingly distorted, and ultimately thick and rubbery compared to normal leaves. The color of the leaves changes from the normal green to red and purple, until a whitish bloom covers each leaf. Finally, the dead leaf may dry and turn black before it is cast off. Changes in the bark are less noticeable, if ...
Pyrus betulifolia, known as the birchleaf pear in English and tang li in Chinese, [2] is a deciduous wild pear tree native to the leafy forests of northern and central China and Tibet. It can grow 10 meters high in optimal conditions. Formidable thorns (which are modified stems) protect its leaves from predation.
Pyrus calleryana, also known as the Callery pear or Bradford pear, is a species of pear tree native to China and Vietnam, [2] in the family Rosaceae. It is most commonly known for its cultivar 'Bradford' and its offensive odor, widely planted throughout the United States and increasingly regarded as an invasive species .
Pyrus elaeagrifolia, the oleaster-leaved pear, is a species of wild pear plant in the genus Pyrus , the specific name referring to the similarity of its foliage to that of Elaeagnus angustifolia - the so-called 'wild olive' or oleaster. It is native to Albania, Bulgaria, Greece, Romania, Turkey, and Crimea. [2]
Apodytes dimidiata (white pear or umDakane) is a bushy tree with white flowers bearing a fragrance reminiscent of fresh coconut, and small black and red fruits.It is usually about 5 m tall (but reaches a height of 20 m when growing in deep forest), and it is indigenous to Southern Africa.
The Callery pear, or Bradford pear, is one of those vampires. Over the years, Callery pear (Pyrus calleryana) has become one of the most widely planted ornamental trees in the US. But over that ...
The whole tree The fruit. Pyrus salicifolia is a species of pear, native to the Middle East.It is widely grown as an ornamental tree, almost always as a pendulous (or "weeping") cultivar, and is called by various common names, including willow-leaved pear, [2] weeping pear, and similar.
The fruit closely resembles a 'pear', those of genus Pyrus, are over three inches long, one and three quarter inches wide, and deeply split along one edge after ripening. The margins of the leaves are spiny. The bark is greyish to black, finely cracked, and persists on the tree. [5]