''Protea nitida'', commonly called wagon tree, ''waboom'' or ''blousuikerbos'', is a large, slow-growing ''

Protea ''Protea'' () is a genus of South African flowering plants, also called sugarbushes (Afrikaans: ''suikerbos''). Etymology The genus ''Protea'' was named in 1735 by Carl Linnaeus, possibly after the Greek god Proteus, who could change his form a ...

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...

. It is one of the few ''Protea'' species that grows into trees, and the only one that has usable timber.

Appearance

''Protea nitida'' is a slow-growing tree, with very thick white-grey bark, that varies considerably in height. It is normally about 5 meters tall, but in good conditions it may reach a height of up to 10 meters, with a trunk diameter of 1 meter. The young leaves are crimson, but they become a bluish, sea-green colour in later life. These leaves are described as "oblong to elliptic", "hairless" and "leathery". Large, bisexual

flower A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechani ...

heads appear all through the year, especially in

winter Winter is the coldest season of the year in polar and temperate climates. It occurs after autumn and before spring. The tilt of Earth's axis causes seasons; winter occurs when a hemisphere is oriented away from the Sun. Different cultures ...

, and bear sweet nectar. Small nuts are released about a year after flowering.
Throughout their distribution, a dwarf, multi-stemmed form with narrow green leaves also occurs—at one point regarded as a distinct species, ''Protea reticulata''.

Distribution

The natural range of ''Protea nitida'' is from the

Cape Peninsula The Cape Peninsula ( af, Kaapse Skiereiland) is a generally mountainous peninsula that juts out into the Atlantic Ocean at the south-western extremity of the African continent. At the southern end of the peninsula are Cape Point and the Cape of ...

, all the way to the Bokkeveld escarpment and into the

Eastern Cape The Eastern Cape is one of the provinces of South Africa. Its capital is Bhisho, but its two largest cities are East London and Gqeberha. The second largest province in the country (at 168,966 km2) after Northern Cape, it was formed in ...

. It grows on mountain slopes of all altitudes and in the right conditions, they can form large open woodlands. Though they are not threatened, in many areas they have been cleared for timber, often to be replaced by commercial

pine A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanical Garden accep ...

plantations.

Common names

The common name wagon tree and ''waboom'' originates from the use of its wood in making wagon wheels pre-1800.

Conservation

It is listed by the

South African National Biodiversity Institute The South African National Biodiversity Institute (SANBI) is an organisation established in 2004 in terms of the National Environmental Management: Biodiversity Act, No 10 of 2004, under the South African Department of Environmental Affairs ( ...

as '

least concern A least-concern species is a species that has been categorized by the International Union for Conservation of Nature (IUCN) as evaluated as not being a focus of species conservation because the specific species is still plentiful in the wild. T ...

References

{{Taxonbar, from=Q2157041 nitida Endemic flora of South Africa Trees of South Africa Trees of Mediterranean climate Taxa named by Philip Miller