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any of various common orange trees yielding sour or bitter fruit; used as grafting stock

any of various common orange trees yielding sour or bitter fruit; used as grafting stock

The systematic name of the Orange Tree, Auran'tium, A. Hispalen'se, Malus Auran'tia, Malus Auran'tia major seu vulga'ris, Auran'tium, vulga're, Ci'trus vulga'ris. Ord. Aurantiaceae. Sex. Syst. Polyadelphia Icosandria. The fruit are called Mala Au'rea, Chrysome'lia, Neran'tia, Martia'na Poma, Poma Auran'tia seu Chinen'sia, Auran'tia Curassav'ica, Oranges. The Flowers of the Orange, Flores Naphae, are highly odoriferous, and used as a perfume. On distillation, they yield a small quantity of essential oil-O'leum Auran'tii, Oleum seu Essen'tia Nero'li,-with spirit and water, the Aqua Florum Auran'tii, Auran'tii floris aqua. Aqua aurantii, Orange-flower water. They were once used in convulsive and epileptic cases. The leaves, Fo'lia Auran'tii, have a bitterish taste, and furnish an essential oil. They have been used for the same purposes as the flowers. The yellow rind of the fruit, Auran'tii Cortex (Ph. U. S.), Citrus Bigara'dia (Ph. L.), Bigarade' or Bitter Orange, Orange Peel, is an aromatic bitter, and is used in dyspepsia, and where that class of remedies is required. The Juice, Succus Auran'tii, Orange juice, is a grateful acid, and used as a beverage in febrile and scorbutic affections.

The orange tree. It has the following varieties: amara, dulcis, and bergamia.

The sweet orange tree; Citrus aurantium, var. dulcis, of Linnaeus; Citrus dulcis of Lamarck.