The orange (specifically, the sweet orange) is the fruit of the citrus species.
It is well established that citrus and citrus products are a rich source of vitamins, minerals and dietary fibre that are essential for normal growth and development and overall nutritional well-being. Moreover, it is now beginning to be appreciated that these and other biologically active, non-nutrient compounds found in citrus and other plants (phytochemicals) can also help to reduce the risk of many chronic diseases.
Citrus fruits also contain an impressive list of other essential nutrients, including both glycaemic and non-glycaemic carbohydrate (sugars and fibre), potassium, folate, calcium, thiamin, niacin, vitamin B6, phosphorus, magnesium, copper, riboflavin, pantothenic acid and a variety of phytochemicals.
Thinner skinned and ranging more on the small-medium size, these really look the part of the stereotypical orange. Also known as a “juice orange.”
2.2. Cara cara navel
Cara cara orange (also called "red navel") are are sweet and comparatively low in acid, with a bright orange rind similar to that of other navels, but their flesh is distinctively pinkish red. It is believed that they have originated as a cross between the Washington navel and the Brazilian Bahia navel. A variety of Navel oranges so their appearance is the same, but only goes skin deep. Once you look inside the flesh has a more pinkish red color to it. They are good for eating straight up but even better in a nice salad because of the bitter element.
Delicious, easily peeled, seedless fruit is produced by this medium-sized tree. Fragrant flowers in spring and handsome foliage year-round. Adapted to all areas, except desert and cool coastal areas.