Gardenia is a genus of flowering plants in the coffee family, Rubiaceae, native to the tropical and subtropical regions of Africa, Asia, Madagascar and Pacific Islands, and Australia.
Bikkia is a genus of flowering plants in the family Rubiaceae. It is native to the Philippines, the Maluku region of eastern Indonesia, New Guinea and the western Pacific. The genus was named by Caspar Reinwardt in 1825. Seven of the New Caledonian species previously included in Bikkia were transferred to a separate genus, Thiollierea, in 2011 based on molecular and morphological information.
Spiraeanthemum is a genus of trees and shrubs in the family Cunoniaceae. it includes about 19 species from Australia, New Guinea, Solomon Islands, New Caledonia, Vanuatu, Fiji and Samoa. Leaves are simple, opposite or whorled, with toothed or entire margins. Inflorescences are paniculate, flowers unisexual or hermaphrodite, and the fruits are follicular with free carpels. It belongs to the tribe Spiraeanthemeae, and now includes the species formerly placed in Acsmithia.
Xanthostemon is a genus of trees and shrubs, constituting part of the myrtle plant family Myrtaceae. This genus was first described in 1857 by German–Australian botanist Ferdinand von Mueller. According to different official sources between 46 and 51 species are known to science. They grow naturally in New Caledonia, Australia, the Solomon Islands and Malesia, including the Philippines, New Guinea and Indonesia. The genera Pleurocalyptus and Purpureostemon from New Caledonia are morphologically close to Xanthostemon.
Randia, commonly known as indigoberry, is a mostly Neotropical genus of shrubs or small trees in the Rubiaceae. As of February 2022 Plants of the World Online lists a total of 112 accepted species in the genus. Several Australian species have been reassigned to the genus Atractocarpus. These include the garden plants Atractocarpus chartaceus and A. fitzalanii.
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.
Atractocarpus fitzalanii, the brown gardenia or yellow mangosteen, is a species of flowering plant in the family Rubiaceae found in tropical Queensland in Australia. The beautifully scented flowers and lush growth has seen this plant enter cultivation in subtropical gardens in Eastern Australia.
Atractocarpus benthamianus is a species of flowering plant in the family Rubiaceae growing in eastern Australia. It is an understorey species of subtropical and tropical rainforest on fertile soils. The natural range of distribution is from Forster, New South Wales to central Queensland. This plant features beautifully scented flowers.
Cyclophyllum is a genus of flowering plants in the family Rubiaceae. It is found from New Guinea, Australia and on islands in many parts of the Pacific.
Atractocarpus heterophyllus is a species of flowering plant in the family Rubiaceae. The plant is native to southeastern New Caledonia.
Rhopalobrachium was a genus of flowering plants in the family Rubiaceae but is no longer recognized. It has been sunk into synonymy with Cyclophyllum. It was originally described by Rudolf Schlechter and Kurt Krause in 1908 to accommodate two New Caledonian species, R. congestum and R. fragrans. No type species was selected.
Chiococceae is a tribe of flowering plants in the family Rubiaceae and contains about 233 species in 27 genera. Most representatives occur from southern Florida to tropical and subtropical America, except for the genera Badusa and Bikkia, which are found from the Philippines to the West Pacific, and Morierina and Thiollierea, which are native to New Caledonia.
Deplanchea is a genus of about eight species of tropical rainforest trees, constituting part of the plant family Bignoniaceae.
Gardenieae is a tribe of flowering plants in the family Rubiaceae and contains about 586 species in 53 genera.
Gynochthodes is a genus of flowering plants in the family Rubiaceae. The genus is found from Madagascar to tropical and subtropical Asia and the Pacific region.
Atractocarpus hirtus, commonly known as the hairy gardenia or native loquat, is a plant in the madder family Rubiaceae, a large family of some 6,500 species with a cosmopolitan distribution. This species is endemic to north-east Queensland, Australia.
Christopher Francis Puttock, often cited as C.F.Puttock, is an Australian botanist and taxonomist who has interests in the Rubiaceae and Asteraceae flowering plant families as well as Pteridophyta (ferns) and Rhodophyta.
Atractocarpus merikin, commonly known as the mountain gardenia or merikin, is a plant in the Rubiaceae family endemic to northeast Queensland.
