Search results
Results from the WOW.Com Content Network
The redcurrant or red currant (Ribes rubrum) is a member of the genus Ribes in the gooseberry family. It is native to western Europe . [ 2 ] [ 3 ] [ 4 ] The species is widely cultivated and has escaped into the wild in many regions.
The flowers are produced in early spring at the same time as the leaves emerge, on dangling racemes 3–7 cm (1–3 in) long of 5–30 flowers; each flower is 5–10 millimetres (1 ⁄ 4 – 3 ⁄ 8 in) in diameter, with five red, pink, or white [6] petals.
Ribes triste, known as the northern redcurrant, [2] swamp redcurrant, or wild redcurrant, [3] is an Asian and North American shrub in the gooseberry family. Description [ edit ]
The characteristic leaf symptoms are a smaller number of leaf lobes and a decrease in the number of teeth on the serrated edge of the leaves. The flowers also show symptoms, with the buds being less hairy than normal and, in a severe form of the disease present in Russia and Scandinavia, the sepals appearing to be doubled in number to ten. [ 4 ]
Signs of Cryptomyzus ribis are domed blisters on the leaves of, mainly red and white currant bushes. Soon after the leaves open in the spring, the galls are yellow and turn red by the early summer. Leaves can also be crinkled, with a colony of yellow-greenish aphids living in the hairy depressions on the underside of the leaves.
Ribes (/ ˈ r aɪ b iː z /) [5] is a genus of about 200 known species of flowering plants, most of them native to the temperate regions of the Northern Hemisphere. [2] The species may be known as various kinds of currants, such as redcurrants, blackcurrants, and whitecurrants, or as gooseberries, and some are cultivated for their edible fruit or as ornamental plants.
Ribes, genus of berry plants, e.g., blackcurrant, redcurrant and whitecurrant; Zante currant (US), dried black Corinth grapes; smaller than raisins (just "currant" in other English-speaking countries) Currant tomato, Solanum pimpinellifolium, small tomato species; Currant-tree, Amelanchier canadensis, also called Juneberry or shadblow serviceberry
Beginning of bud burst: first green or red leaf tips just visible 09: Leaf tips extended beyond scales 1: Leaf development 10: Leaf tips above the bud scales: first leaves separating 11: First leaves unfolded (others still unfolding) 15: More leaves unfolded, not yet full size 19: First leaves fully expanded 3: Shoot development 1: 31