''Davidsonia johnsonii'', commonly known as smooth Davidson's plum, is a small

tree In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are ...

native to

rainforests Rainforests are characterized by a closed and continuous tree canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforest can be classified as tropical rainforest or temperate rainforest ...

of eastern Australia. The leaves are compound, glossy and hairless. It is a very rare tree in the wild, but is cultivated for its edible

fruit In botany, a fruit is the seed-bearing structure in flowering plants that is formed from the ovary after flowering. Fruits are the means by which flowering plants (also known as angiosperms) disseminate their seeds. Edible fruits in particu ...

. The fruit is a deep burgundy colour, with a sour flavour and is popular in

jam Jam is a type of fruit preserve. Jam or Jammed may also refer to: Other common meanings * A firearm malfunction * Block signals ** Radio jamming ** Radar jamming and deception ** Mobile phone jammer ** Echolocation jamming Arts and ente ...

s. It is cultivated in small plantations. Due to infertile seeds it can only be propagated from cuttings or

division Division or divider may refer to: Mathematics *Division (mathematics), the inverse of multiplication *Division algorithm, a method for computing the result of mathematical division Military *Division (military), a formation typically consisting ...

. Hence all cultivated material is derived from clones of wild plants. Plants take at least six years to produce fruit. Some selections are heavy bearing.

References

Cunoniaceae Oxalidales of Australia Bushfood Trees of Australia Endangered flora of Australia Flora of Queensland Crops originating from Australia {{Australia-rosid-stub