The citrange (a
portmanteau
A portmanteau word, or portmanteau (, ) is a blend of words[citrus hybrid
Citrus taxonomy refers to the botanical classification of the species, varieties, cultivars, and graft hybrids within the genus ''Citrus'' and related genera, found in cultivation and in the wild.
Citrus taxonomy is complex and controversial. ...](_blank)
of the
sweet orange
An orange is a fruit of various citrus species in the family Rutaceae (see list of plants known as orange); it primarily refers to ''Citrus'' × ''sinensis'', which is also called sweet orange, to distinguish it from the related ''Citrus × ...
and the
trifoliate orange
The trifoliate orange, ''Citrus trifoliata'' or ''Poncirus trifoliata'', is a member of the family Rutaceae. Whether the trifoliate oranges should be considered to belong to their own genus, ''Poncirus'', or be included in the genus ''Citrus'' is ...
.
The purpose of this cross was to attempt to create a
cold hardy citrus
Cold-hardy citrus is citrus with increased frost tolerance and which may be cultivated far beyond traditional citrus growing regions. Citrus species and citrus hybrids typically described as cold-hardy generally display an ability to withstand wint ...
tree (which is the nature of a trifoliate), with delicious fruit like those of the sweet orange. However, citranges are generally bitter.
Citrange is used as a
rootstock for citrus in
Morocco
Morocco (),, ) officially the Kingdom of Morocco, is the westernmost country in the Maghreb region of North Africa. It overlooks the Mediterranean Sea to the north and the Atlantic Ocean to the west, and has land borders with Algeria to ...
, but does not prevent dry root rot or
exocortis disease.
Cultivars
There are several named citrange
cultivar
A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture, ...
s, including the 'Carrizo' citrange and the 'Troyer' citrange. Both resulted from a hybrid between the
trifoliate orange
The trifoliate orange, ''Citrus trifoliata'' or ''Poncirus trifoliata'', is a member of the family Rutaceae. Whether the trifoliate oranges should be considered to belong to their own genus, ''Poncirus'', or be included in the genus ''Citrus'' is ...
and the Washington
navel orange
An orange is a fruit of various citrus species in the family Rutaceae (see list of plants known as orange); it primarily refers to ''Citrus'' × ''sinensis'', which is also called sweet orange, to distinguish it from the related ''Citrus × ...
. There is also a cultivar called 'Rusk' which resulted from a cross between a Ruby orange and a trifoliate orange.
See also
*
Citrangequat
*
List of citrus diseases
A ''list'' is any set of items in a row. List or lists may also refer to:
People
* List (surname)
Organizations
* List College, an undergraduate division of the Jewish Theological Seminary of America
* SC Germania List, German rugby union ...
*
University of California, Riverside Citrus Variety Collection
The UCR Citrus Variety Collection (CVC) is one of the most important collections of citrus diversity in the world. It is used for research, plant breeding, and educational extension activities on the UC Riverside campus in Riverside, California. ...
References
External links
Citrange photosLemon on Troyer Citrange Root; bud-union and rootstock disorder of Troyer citrange with Eureka lemon tops under study in effort to identify causeThe Citrange StoryCitrange fruit extracts alleviate obesity-associated metabolic disorder in high-fat diet-induced obese C57BL/6 mouse.Population of Endogenous Pararetrovirus Genomes in Carrizo Citrange
{{Taxonbar, from=Q2744815
Citrus
Citrus hybrids
Oranges (fruit)