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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.
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 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.
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Rubus leucodermis is a deciduous shrub growing to 0.5–2.5 metres (1 + 1 ⁄ 2 –8 feet), with prickly shoots. [5] While the crown is perennial, the canes are biennial, growing vegetatively one year, flowering and fruiting the second, and then dying. As with other dark raspberries, the tips of the first-year canes (primocanes) often grow ...
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 arcticus, the Arctic bramble [4] or Arctic raspberry, [5] [6] Nagoonberry, [7] or nectarberry [8] [9] is a species of slow-growing bramble belonging to the rose family, found in Arctic and alpine regions in the Northern Hemisphere. It has been used to create hybrid cultivated raspberries, the so-called nectar raspberries. [9]