Sweet Orange
Citrus sinenis
Family: Rutaceae
Clementine, Mandarin, Tangerine,
Satsuma
Citrus reticulata,
Family: Rutaceae
Description
& storage
Orange:
Round thick skinned juicy edible fruit that is a reddish-yellow color
when ripe.
Mandarin
types: type of small orange with loose skin.
Store
them at 12 degrees Celcius (=57o F) or if you like in the refrigerator.
This is nice when you use them for squeezing.
Tree
Orange trees are evergreen
trees. They grow 8 to 15 m. high.
The mandarin tree grows up to
7,5 m. high.
The kumquat plant is a shrub
that grows up to 4m. high.
Sweety: see grapefruits.
Short history
The orange is cultivated over
thousands of years now. It is supposed to originate from South- and indo-China.
The clergyman Pierre Clement
crossed a mandarin and an orange and this luckily crossing
was a seedless mandarin with
a looser skin thus easier to peel: the clementine. (beginning of the 20th
century).
The satsuma is a special crossing
from Japan.
Use
Oranges are eaten by hand
and squeezed a lot.
Mandarins are eaten by hand
and can be used to squeeze as well. A great sweetner for grapefruit juice.
Kumquats are eaten raw withe
the edible skin,
Types
and family
Clementines: the clementine
is a seedless mandarin.
Kumquats: the kumquat
is like a citrus fruit and has an edible skin. It is the most well known
of the sort fortunella
which is closely related to Citrus.
Mandarins:
type
of small orange with loose skin. The mandarin got its name because it was
exploited by high-ranking government officials in China (mandarins).
Minneolas:
are
a crossing between a tangerine and a grapefruit and can be recognized by
"the
little nose". Can be peeled manually. Is a type of Tangelo, a minneola
is a specifically marketed tangelo.
Oranges:
There are different types of oranges: navel oranges, Valencia oranges and
blood oranges are the most cultivated races.
Tangelos:
a tangelo is a crossing between a tangerine, a grapefruit and an orange.
A specific kind of tangelo is the Ugli which is described further on this
page.
Satsuma:is
a very special seedling from Japan. Its skin is a bit tighter than the clementine
and it doesn't have seeds as well.
Tangerines:
a tangerine is an orange-red mandarin with a particular citrus taste. Can
be peeled manually.
Uglis:
a
specific kind of tangelo, easier to peel. A crossing between a tangerine,
a grapefruit and an orange. Looks really ugli and sometimes has brown spots.
Can be peeled manually.
Other peculiar characteristics
The calcium
in fortified orange juice is better absorbed than the calcium in milk.
A glass of milk (8 ounces) has 291 mg of calcium; of which 93 mg is absorbed
(31%). Fortified orange juice (8 ounces) has 350 mg of calcium; of which
130 mg. is absorbed (37%).
One orange
contains about 50 mg. vitamin C; this is about 2/3 of our daily need;
Oranges
are an acid and therefore a detoxifying
fruit;
Bitteroranges
can't be eaten raw and are used to make marmalades;
Citrus fruit
is never colored artificially.
The orange
colors orange under the influence of cold temperatures. In the tropics
the fruit keeps a green to green with yellow stains color.
Nutrition Facts
Selection
Recipes
Acidity
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