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{{taxobox | |||
|image = | |||
|image_caption = | |||
|regnum = ]ae | |||
|divisio = ]s | |||
|classis = ]s | |||
|ordo = ] | |||
|familia = ] | |||
| genus = '''''Adenodaphne''''' | |||
| genus_authority = ], 1921 | |||
|subdivision_ranks = Species | |||
|subdivision = | |||
|synonyms = | |||
|}} | |||
{{R from alternative scientific name|plant}} | |||
'''''Adenodaphne''''' is a genus of ]s, trees or shrubs belonging to the family ], of five ] from ]. They are large trees characteristics of Rainforest in ] ] ]s in ] and restricted to this region. They belong to an ancient ] element of Laurales. They are having 12 chromosomes. | |||
{{R with history}} | |||
A The genus was described by ]''published in Journal of the Linnean Society, Botany 45: 385''in 1921.<ref>{{http://www.tropicos.org/Name/40032462 |título= ''{{PAGENAME}}''|fechaacceso=4 de agosto de 2010 |formato= |obra= Tropicos.org. Missouri Botanical Garden}}</ref> | |||
==Overview== | |||
They are leafy canopy trees with erect or spreading branches. It grows to heights of up to 25 metres some species 40 m. and have stout ]s up to 1 metre in diameter. The thick, leathery leaves are dark green. The leaves are glossy ]. | |||
The forests are made up of laurel-leaved ] ] ]s, harbouring a rich ] of ] plants, ]s, ]s and ]s. ''Adenodaphne'' require continuously moist soil, and do not tolerate drought. These species are found in forests that face threats of destruction by human ]. It could caused the extinction of the genus across the restricted region area, resulting in the present distribution. | |||
Trees or shrubs, dioecious. The ecological requirements of the genus, are those of the ] and like most of their counterparts laurifolia in the world, they are vigorous species with a great ability to populate the habitat that is conducive. Adenodaphne genus responde to characteristic formations of ]. The natural habitat is tropical montane laurel forest o New caledonia which are cloud-covered for much of the year. are in danger of extinction due to over exploitation as medicinal plants or timber extraction and also for loss of habitat. | |||
==Characteristics== | |||
The genus includes species of trees, and shrubs, with evergreen foliage and inconspicuous flowers. Adenodaphne are ] and have mostly smooth, glossy, lauroide type leaves. | |||
They are ] ] with some species growing to 25 m tall. | |||
The inflorescences are consisting in pseudo-umbels (a flat-topped or rounded flower cluster) that are arranged in a racime, sometimes condensed, or a short-shoot or rarely sessile. Each pseudo-umbel with an involucre of decussate, crossed in the form of an X, usually persistent bracts. | |||
Leaves glabrous or pubescent, ] absent. | |||
Inflorescences axillary or solitary seudoumbelas along very short sharp branches, appearing racemose, covered before anthesis by an involucre of bracts decussate. | |||
The flower is from greenish, yellow to white. Male and female ] on different plants. The ] is done by ]s and other ]s. | |||
The flowers are irregular. The flowers are unisexuals, male flowers with 5 to 20 fertile stamens. The female with a ovary globose and a floral tube. The flowers could be without petals to nine petals by species. The petals when present are equal or unequal, often caducous during anthesis. In the stamens, several inner ones with glands. | |||
Filaments usually longer than the anthers. Anthers are having four ]s. The pollen sacs arranged mostly in two pairs above each other, all ]. Lower pollen sacs are ]. | |||
The staminodes usually are absent. The ]s usually are deciduous. The Pistillo or ] well developed to absent. Fruits on a light or markedly thickened pedicel, supported by a shallow or deep dome, simple margin. The flower have a flat to deeply cup-shaped ].The fruit is a drupe of variable shape and size. The most striking are its fruits, The fruit is an ellipsoid to ovoid drupe or berry, and the seed is a single kernel. Plum-like to olive-like drupe settled on a discoid small dome. With shape rounded or ovoid, brown to black, rarely green, purple, reddish, orange to pale yellow. The fruits are a very important food source for ]s and other wildlife. The ] is the result of scattering by columbiform birds mostly but also ]s and ]s birds like ], parrots or rallidaes. Most seeds pass through the bird's digestive system intact. ] via ingestion by vertebrate animals, mostly birds and mammals, is the dispersal mechanism for most tree species. | |||
==Selected species== | |||
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==References== | |||
{{commons category}} | |||
{{reflist}} | |||
] | |||
] | |||
] | |||
] | |||
{{Laurales-stub}} | |||
] | |||
] | |||
] | |||
==External links== | |||
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