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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.
Red-fruited raspberries European Rubus idaeus raspberry fruits on the plant. The raspberry is the edible fruit of several plant species in the genus Rubus of the rose family, most of which are in the subgenus Idaeobatus. [1] The name also applies to these plants themselves. Raspberries are perennial with woody stems. [2]
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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.
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.
The fruit in botanical terminology is not a berry, but an aggregate fruit of numerous drupelets, 1.2–2 cm diameter, ripening black or dark purple. Both first- and second-year shoots are spiny, with short, stout, curved, sharp spines. Mature plants form a tangle of dense arching stems, the branches rooting from the node tip when they reach the ...
Black raspberry necrosis virus (BRNV) is a plant pathogen virus of the genus Sadwavirus found in black raspberries (rubus occidentalis). The virus causes leaf chlorosis , mottling and puckering. Affected plants typically fail to yield fruits after three to four years.
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