''Corymbia dunlopiana'', commonly known as Dunlop's bloodwood, bongonyin, or Oenpelli bloodwood is a species of tree that is

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 ...

to the Northern Territory. It has rough bark on the trunk and branches, a

crown A crown is a traditional form of head adornment, or hat, worn by monarchs as a symbol of their power and dignity. A crown is often, by extension, a symbol of the monarch's government or items endorsed by it. The word itself is used, partic ...

sessile Sessility, or sessile, may refer to: * Sessility (motility), organisms which are not able to move about * Sessility (botany), flowers or leaves that grow directly from the stem or peduncle of a plant * Sessility (medicine), tumors and polyps that ...

, juvenile leaves arranged in opposite pairs, flower buds solitary or in groups of three, red flowers and urn-shaped fruit.

Description

''Corymbia dunlopiana'' is a tree that typically grows to a height of and often has twisted irregular branches. The bark is rough, tessellated or flaky and grey-brown over reddish-brown. The branchlets, leaves and flower-buds are all rough and hairy. Young plants and

coppice Coppicing is a traditional method of woodland management which exploits the capacity of many species of trees to put out new shoots from their stump or roots if cut down. In a coppiced wood, which is called a copse, young tree stems are repeated ...

regrowth have sessile, heart-shaped to elliptical leaves that are long and wide with a rounded or stem-clasping base. The crown of the tree has only juvenile leaves that are sessile, heart-shaped or lance-shaped to oblong, long and wide and arranged in opposite pairs with a stem-clasping base. The leaves are the same shade of dull, yellow-green, light green to grey-green on both sides. The flower buds are arranged in leaf

axil A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, st ...

s or on the ends of branchlets on a branched peduncle up to long, each branch of the peduncle with one, three or (rarely) seven buds on

pedicels In botany, a pedicel is a stem that attaches a single flower to the inflorescence. Such inflorescences are described as ''pedicellate''. Description Pedicel refers to a structure connecting a single flower to its inflorescence. In the absenc ...

long. Mature buds are pear-shaped, long and wide with a beaked operculum. Flowering has been observed in most months but mostly from the end of the

dry season The dry season is a yearly period of low rainfall, especially in the tropics. The weather in the tropics is dominated by the tropical rain belt, which moves from the northern to the southern tropics and back over the course of the year. The te ...

to early in the

wet season The wet season (sometimes called the Rainy season) is the time of year when most of a region's average annual rainfall occurs. It is the time of year where the majority of a country's or region's annual precipitation occurs. Generally, the sea ...

Taxonomy and naming

''Corymbia dunlopiana'' was first formally described in 1995 by Ken Hill and

Lawrie Johnson Lawrence Alexander Sidney Johnson Fellow of the Australian Academy of Science, FAA, (26 June 1925 – 1 August 1997) known as Lawrie Johnson, was an Australian Taxonomy (biology), taxonomic botany, botanist. He worked at the Royal Botanic Garden ...

from specimens collected near Pine Creek in 1985. The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

(''dunlopiana'') honours Clyde R. Dunlop, a Northern Territory botanist. "Bongonyin" is the name given to the species in the

Wagiman The Wagiman, also spelt Wagoman, Wagaman, Wogeman, and other variants, are an Aboriginal Australian people of the Northern Territory. Language The Wagiman language Wagiman, also spelt Wageman, Wakiman, Wogeman, and other variants, is a near ...

language.

Distribution and habitat

The range of ''C. dunlopiana'' extends from west of

Katherine Katherine, also spelled Catherine, and Catherina, other variations are feminine Given name, names. They are popular in Christian countries because of their derivation from the name of one of the first Christian saints, Catherine of Alexandria ...

to the Daly River and as far east as near Jim Jim in open savannah woodland. It prefers rising ground, outcrops and ridges usually with skeletal soils and often forms pure stands of small, twisted, shrubby individuals.

References

{{Taxonbar, from=Q15395574 dunlopiana Myrtales of Australia Flora of the Northern Territory Plants described in 1995

Description

Taxonomy and naming

Distribution and habitat

See also

References