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The Doyenné du Comice pear originated in France, where it was first grown at the Comice Horticole in Angers in the 1840s. [1] The varietal was a chance discovery, and a commemorative plaque in the Loire states: "In this garden was raised in 1849-50 the celebrated pear Doyenné du Comice by the gardener Dhomme and by Millet de la Turtaudiere, President of the Comice Horticole."
While the Bradford pear tree is a sterile cultivar that can’t pollinate itself, it can cross-pollinate with other types of pear trees to create a wild hybrid tree. These vigorous hybrids produce ...
The Winter Nelis pear, also known as Bonne De Malines, is a deciduous pear tree growing to 8 m depending on rootstock, and is sparse and spreading in form. It is not frost tender. Its flowers are self-sterile and a pollinator tree is required that flowers at a similar time (its flowering group is D or 4). [2]
Pollination of fruit trees is required to produce seeds with surrounding fruit. It is the process of moving pollen from the anther to the stigma, either in the same flower or in another flower. Some tree species, including many fruit trees, do not produce fruit from self-pollination, so pollinizer trees are planted in orchards.
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 .
The Le Conte pear is a deciduous pear tree growing to 8m. It is not frost tender. The flowers are hermaphrodite and are pollinated by insects. The fruit is edible raw or cooked. The flesh resembles that of the Asian pear. The fruit can be eaten as soon as it is picked, and can store for several days to several months.
The tree of the Concorde pear is upright and moderately vigorous. It flowers about five days after its parent varieties, and like the Comice is a late harvest pear. [3] It is partially self-fertile, and is classed as group 3/4 in the RHS pollination groups.
Pyrus ussuriensis, also known as the Ussurian pear, Harbin pear, and Manchurian pear, is a species of flowering plant in the family Rosaceae. [1] It is native to Korea, Japan, china, and the Ussuri River area of far eastern Russia. It has flowers in spring that are slightly pink when budding and then turn white. [2]