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Citrus is a genus of flowering trees and shrubs in the family Rutaceae. Plants in the genus produce citrus fruits, including important crops such as oranges, mandarins, lemons, grapefruits, pomelos, and limes. Citrus is native to South Asia, East Asia, Southeast Asia, Melanesia, and Australia. Indigenous people in these areas have used and ...
The citron (Citrus medica), historically cedrate, [4] is a large fragrant citrus fruit with a thick rind. It is said to resemble a 'huge, rough lemon'. [ 5 ] It is one of the original citrus fruits from which all other citrus types developed through natural hybrid speciation or artificial hybridization . [ 6 ]
Pages in category "Citrus" The following 133 pages are in this category, out of 133 total. This list may not reflect recent changes. ...
The Rutaceae (/ r uː ˈ t eɪ s i ˌ aɪ,-s iː ˌ iː /) is a family, commonly known as the rue [3] or citrus family, [4] of flowering plants, usually placed in the order Sapindales. Species of the family generally have flowers that divide into four or five parts, usually with strong scents.
The sour orange (Citrus x aurantium) derives from a direct cross between a pure mandarin and a pomelo [11] Lemon (Citrus x limon), a sour orange × citron hybrid. [15] Lime (Citrus x latifolia), a lemon × Key lime cross [15] Bergamot orange (Citrus x bergamia), a lemon × sour orange backcross [15]
Citrus bergamia: Citrus bergamia, the bergamot orange, is a fragrant citrus fruit the size of an orange, with a yellow or green colour similar to a lime, depending on ripeness. Genetic research into the ancestral origins of extant citrus cultivars found bergamot orange to be a probable hybrid of lemon and bitter orange. Citron: Citrus medica
Initially, many citrus types were identified and named by individual taxonomists, resulting in a large number of identified species: 870 by a 1969 count. [18] Some order was brought to citrus taxonomy by two unified classification schemes, those of Chōzaburō Tanaka and Walter Tennyson Swingle, that can be viewed as extreme alternative visions of the genus.
Citrumelo is widely employed as a citrus rootstock, [1] being resistant to the severe citrus tristeza virus and to phytophthora root rot as well as to blight, cold, and citrus nematode. [2] The trees can survive temperatures into the teens ( Fahrenheit ); [ 3 ] one specimen in North Carolina reportedly survived temperatures below zero Fahrenheit.