Citrus is a genus of flowering trees and shrubs in the rue family, Rutaceae. Plants in the genus produce citrus fruits, including crops such as oranges, lemons, grapefruits, pomelos, and limes. The genus Citrus is native to South Asia, East Asia, Southeast Asia, Melanesia, and Australia. Various citrus species have been used and domesticated by indigenous cultures in these areas since ancient times. From there its cultivation spread into Micronesia and Polynesia by the Austronesian expansion ; and to the Middle East and the Mediterranean via the incense trade route, and onwards to Europe and the Americas.
The Rutaceae is a family, commonly known as the rue or citrus family, of flowering plants, usually placed in the order Sapindales.
Murraya is a genus of flowering plants in the citrus family, Rutaceae. It is distributed in Asia, Australia, and the Pacific Islands. The center of diversity is in southern China and Southeast Asia. When broadly circumscribed, the genus has about 17 species. A narrower circumscription contains only eight species, others being placed in Bergera and Merrillia.
The curry tree or Bergera koenigii, is a tropical and sub-tropical tree in the family Rutaceae, native to Asia. The plant is also sometimes called sweet neem, though M. koenigii is in a different family to neem, Azadirachta indica, which is in the related family Meliaceae.
Geijera is a genus of shrubs and trees in the family Rutaceae and are native to New Guinea, Australia and New Caledonia. They have simple leaves arranged alternately, panicles of bisexual flowers usually with five, sometimes four, sepals, petals and stamens and fruit containing shiny black seeds.
An orange, also called sweet orange to distinguish it from the bitter orange Citrus × aurantium, is the fruit of a tree in the family Rutaceae. Botanically, this is the hybrid Citrus × sinensis, between the pomelo and the mandarin orange. The chloroplast genome, and therefore the maternal line, is that of pomelo. The sweet orange has had its full genome sequenced.
Hymenosporum is a monotypic genus of trees in the family Pittosporaceae. The sole included species is Hymenosporum flavum, commonly known as native frangipani, found in the rainforests and wet sclerophyll forests of New Guinea, Queensland and New South Wales. Despite its common name, it is not closely related to the frangipani, but is related to the widespread genus Pittosporum.
Euroschinus falcatus is a large tree in the mango and cashew family Anacardiaceae, found along almost the entire east coast of Australia from Cape York Peninsula to Jervis Bay. Common names include blush cudgerie and maiden's blush.
Aurantioideae is the subfamily within the rue and citrus family (Rutaceae) that contains the citrus. The subfamily's center of diversity is in the monsoon region of eastern Australasia, extending west through South Asia into Africa, and eastwards into Polynesia.
Celtis paniculata, commonly known as tripewood, silky keltis, silky celtis, native hackberry, native celtis, Investigator tree or whitewood, is a rainforest tree native to parts of Malesia, Melanesia and Australia.
Atractocarpus chartaceus, commonly known as the narrow-leaved gardenia, is a species of evergreen flowering plant in the madder and coffee family Rubiaceae. It is mostly found in subtropical rainforest of eastern Australia, and it is cultivated for its fragrant flowers and colourful fruit.
Cryptocarya floydii is an Australian rainforest tree. It occurs in steep dry rocky gullies in northern New South Wales and adjacent areas in Queensland as far north as Bunya Mountains National Park. It grows as far south as the upper gullies of the Guy Fawkes River and the Macleay River. The common name is gorge laurel or Glenugie laurel, after the type locality of Glenugie Peak, near Grafton, New South Wales.
Petalostigma triloculare, known as the long-leaved bitter bark is a rainforest tree of eastern Australia. It occurs in the drier rainforests, often on sandy soil derived from granite or sandstone, and is sometimes seen on old sand dunes.
Didymocheton pettigrewianus, commonly known as spur mahogany, spurwood, or Cairns satinwood, is a large tree in the family Meliaceae. It is native to the rainforests of Malesia, Papuasia and Queensland. In Queensland it occurs only in a small part of the northeast coast.
Coatesia is a genus of plant containing the single species Coatesia paniculata, commonly known as axe-breaker or capivi, and is endemic to eastern Australia. It is a small, evergreen tree with simple, elliptical to egg-shaped leaves, panicles of white flowers on the ends of branchlets or in leaf axils and fused follicles with one black seed in each follicle.
Melicope rubra, commonly known as the little evodia, is a species of small tree in the citrus family Rutaceae, native to New Guinea and northeast Queensland. It was originally described as Euodia rubra in 1900. It has trifoliate leaves and pink bisexual flowers arranged on branches below the leaves.
Atractocarpus hirtus, commonly known as the hairy gardenia or native loquat, is a plant in the coffee family Rubiaceae, a large family of some 6,500 species with a cosmopolitan distribution. This species is endemic to northeastern Queensland, Australia.
Xanthophyllum octandrum, commonly known as Macintyre's boxwood, false jitta, yellow boxwood or sovereignwood, is a slow-growing tree in the milkwort family Polygalaceae which has the potential to reach thousands of years of age. It is endemic to coastal northeastern Queensland, Australia.
Atractocarpus merikin, commonly known as the mountain gardenia or merikin, is a plant in the Rubiaceae family endemic to northeast Queensland, Australia.
Fagraea fagraeacea, commonly known as yellowheart or pink jitta, is a plant in the gentian family Gentianaceae which is native to New Guinea and Queensland.
