Acacia jasperensis

Acacia jasperensis is a shrub or tree belonging to the genus Acacia and the subgenus Phyllodineae that is endemic to north western Australia.

Acacia jasperensis

Priority Three — Poorly Known Taxa (DEC)
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Clade: Mimosoideae
Genus: Acacia
Species:
A. jasperensis
Binomial name
Acacia jasperensis
Maconochie
Occurrence data from AVH

Description

The erect and slender shrub or tree typically grows to a height of 6 metres (19.7 ft) and produces yellow flowers.[1] It has thick evergreen phyllodes. After flowering seed pods form that are narrowly oblong and rounded over the seeds along the middle. The chartaceous pods are up to 10 cm (3.9 in) in length and 8 to 18 mm (0.31 to 0.71 in) wide and are covered in a white powdery coating. The shiny seeds within the pods have a suborbicular to widely elliptic shape and are 3 to 4.5 mm (0.12 to 0.18 in) in width.[2]

Taxonomy

The species was first formally described by the botanist J.R.Maconochie in 1982 as part of the work A new species of Acacia from the Northern Territory as published in the Journal of the Adelaide Botanic Gardens. It was reclassified as Racosperma jasperense in 2003 by Leslie Pedley then transferred back to genus Acacia in 2006.[3] It is a part of the Acacia juncifolia group and is closely related to Acacia alleniana.[2] The type specimen was collected in 1981 by Maconochie at Jasper Gorge in Keep River National Park.[2]

Distribution

It is native to the Northern Territory and the Kimberley region of Western Australia where they are found amongst sandstone outcrops[1] and on sandstone hills. The western end of the plants native range is to the east of Kununurra, it then has a scattered distribution through the top end of the Northern Territory including the Keep River National Park and around Mount Brockman in the Kakadu National Park.[2]

See also

References
  1. "Acacia jasperensis". FloraBase. Western Australian Government Department of Parks and Wildlife.
  2. "Acacia jasperensis". World Wide Wattle. Western Australian Herbarium. Retrieved 13 August 2019.
  3. "Acacia jasperensis Maconochie". Atlas of Living Australia. Global Biodiversity Information Facility. Retrieved 13 August 2019.
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