''Denhamia'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of plants within the family

Celastraceae The Celastraceae (staff-vine or bittersweet) are a family of 98 genera and 1,350 species of herbs, vines, shrubs and small trees, belonging to the order Celastrales. The great majority of the genera are tropical, with only ''Celastrus'' (the staf ...

, with species in

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

New Guinea New Guinea (; Hiri Motu: ''Niu Gini''; , fossilized , also known as Papua or historically ) is the List of islands by area, world's second-largest island, with an area of . Located in Melanesia in the southwestern Pacific Ocean, the island is ...

, and

New Caledonia New Caledonia ( ; ) is a group of islands in the southwest Pacific Ocean, southwest of Vanuatu and east of Australia. Located from Metropolitan France, it forms a Overseas France#Sui generis collectivity, ''sui generis'' collectivity of t ...

. The species inhabit a variety of environments, from

rainforest Rainforests are forests characterized by a closed and continuous tree Canopy (biology), canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforests can be generally classified as tropi ...

to semi-arid

savanna A savanna or savannah is a mixed woodland-grassland (i.e. grassy woodland) biome and ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close. The open canopy allows sufficient light to reach th ...

. All species grow as shrubs or small trees up to 10 metres in height. 17 species are currently accepted. Based on a molecular and morphological analysis, the genus was enlarged in 2011 to include several Australian and Pacific island species formerly classified as ''

Maytenus ''Maytenus'' is a genus of flowering plants in the family Celastraceae. Members of the genus are distributed throughout Central America, Central and South America, Southeast Asia, Micronesia, and Australasia, the Indian Ocean and Africa. They gr ...

'' – ''Denhamia bilocularis, D. cunninghamii, D. cupularis, D. disperma, D. fasciculiflora, D. ferdinandii, D.fournieri'', and ''D. silvestris''.McKenna, M. J., Simmons, M. P., Bacon, C. D., & Lombardi, J. A. (2011). Delimitation of the Segregate Genera of Maytenus s. 1. (Celastraceae) Based on Morphological and Molecular Characters. ''Systematic Botany'', 36(4), 922–932. http://www.jstor.org/stable/41416908

Species

*''

Denhamia bilocularis ''Denhamia bilocularis'', commonly known as orangebark, is a tree that is endemic to eastern Australia. It grows to 10 metres high and has leaves with toothed edges that are 3 to 9 cm long and 1.3 to 3 cm wide and elliptic, ovate or o ...

'' *''

Denhamia celastroides ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' *'' Denhamia cunninghamii'' *'' Denhamia cupularis'' *'' Denhamia disperma'' *''

Denhamia fasciculiflora ''Denhamia fasciculiflora'', commonly known as orange bark, is a plant in the family Celastraceae found only in Queensland, Australia. Description It is a shrub or small tree up to tall. The leaves are broadly elliptic and often arranged in ...

'' *'' Denhamia fournieri'' *'' Denhamia megacarpa'' *''

Denhamia moorei ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' *''

Denhamia muelleri ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' *''

Denhamia obscura ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' *''

Denhamia oleaster ''Denhamia oleaster'' is a shrub or small tree within the family Celastraceae, endemic to Queensland. The species inhabits a variety of environments, from Tropical and subtropical dry broadleaf forests, monsoon forest to semi-arid savanna and occ ...

'' *''

Denhamia parviflora ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' *''

Denhamia peninsularis ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' *''

Denhamia pittosporoides ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' **'' Denhamia pittosporoides subsp. pittosporoides'' **''

Denhamia pittosporoides subsp. angustifolia ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

'' *''

Denhamia silvestris ''Denhamia silvestris'' is a shrub or small tree growing from Picton, New South Wales (34° S) to Kroombit Tops, near Gladstone, Queensland (23° S). It occurs in dry rainforest, eucalyptus and rainforest ecotone areas. Common names include na ...

'' *''

Denhamia viridissima ''Denhamia'' is a genus of plants within the family Celastraceae, with species in Australia, New Guinea, and New Caledonia. The species inhabit a variety of environments, from rainforest to semi-arid savanna. All species grow as shrubs or small t ...

References

Celastrales genera Flora of the Australasian realm {{Celastraceae-stub