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Black raspberry is a common name for three species of the genus Rubus: Rubus leucodermis, native to western North America; Rubus occidentalis, native to eastern North ...
Rubus occidentalis is a deciduous shrub growing to 2 to 3 metres (6.6 to 9.8 ft) tall. [6] The leaves are pinnate, with five leaflets on leaves, strong-growing stems in their first year, and three leaflets on leaves on flowering branchlets.
The fruit is 1–1.2 centimetres (3 ⁄ 8 – 1 ⁄ 2 inch) diameter, red to reddish-purple at first, turning dark purple to nearly black when ripe. [6] The edible fruit [7] has high contents of anthocyanins and ellagic acid. [2] [8] R. leucodermis is similar to the eastern black raspberry (Rubus occidentalis). [8]
Why is it nearly impossible to find Oregon black raspberries? We have the answer.
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Purple raspberries have been produced by horticultural hybridization of red and black raspberries, and have also been found in the wild in a few places (for example, in Vermont) where the American red and the black raspberries both grow naturally. Commercial production of purple-fruited raspberries is rare.
Rubus is a large and diverse genus of flowering plants in the rose family, Rosaceae, subfamily Rosoideae, commonly known as brambles. [3] [4] [5] Fruits of various species are known as raspberries, blackberries, dewberries, and bristleberries.