Banksia dentata
Encyclopedia
The Tropical Banksia is a species of small tree in the plant
Plant
Plants are living organisms belonging to the kingdom Plantae. Precise definitions of the kingdom vary, but as the term is used here, plants include familiar organisms such as trees, flowers, herbs, bushes, grasses, vines, ferns, mosses, and green algae. The group is also called green plants or...

 genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 Banksia
Banksia
Banksia is a genus of around 170 species in the plant family Proteaceae. These Australian wildflowers and popular garden plants are easily recognised by their characteristic flower spikes and fruiting "cones" and heads. When it comes to size, banksias range from prostrate woody shrubs to trees up...

.

Distribution and habitat

It occurs throughout northern Australia, and also extends into New Guinea
New Guinea
New Guinea is the world's second largest island, after Greenland, covering a land area of 786,000 km2. Located in the southwest Pacific Ocean, it lies geographically to the east of the Malay Archipelago, with which it is sometimes included as part of a greater Indo-Australian Archipelago...

 and the Aru Islands
Aru Islands
The Aru Islands are a group of about ninety-five low-lying islands in the Maluku province of eastern Indonesia. They also form a regency of Indonesia.-Geography:...

. It is the only Banksia species not endemic to Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

.

Description

The Tropical banksia is generally a small tree to 5 metres, with large green dentate leaves and yellow inflorescences. Though not closely studied, reports suggest it does not vary significantly over its range.

Taxonomy

There has been debate on which species it is most closely related to. The inflorescences are similar to Banksia integrifolia
Banksia integrifolia
Banksia integrifolia, commonly known as Coast Banksia, is a species of tree that grows along the east coast of Australia. One of the most widely distributed Banksia species, it occurs between Victoria and Central Queensland in a broad range of habitats, from coastal dunes to mountains...

, while the leaves are reminiscent of Banksia robur
Banksia robur
Banksia robur, commonly known as Swamp Banksia or, less commonly, Broad-leaved Banksia grows in sand or peaty sand in coastal areas from Cooktown in north Queensland to the Illawarra region on the New South Wales south coast...

. In any case it is clearly a member of the Salicinae series.

Cultivation

The plant has been seldom cultivated, though isolated reports suggest it is in fact frost hardy. Seeds do not require any treatment, and take 32 to 40 days to germinate.

External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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