SafePlants

Acacia pyrifolia: Ranji Bush

Acacia pyrifolia, commonly known as ranji bush, is an acacia species native to Western Australia.

Considerations for Pets

• Acacia pyrifolia is a prickly shrub with short spines arising from the stem junctions.

Considerations for Children

• Acacia pyrifolia is a prickly shrub with short spines arising from the stem junctions.

Taxonomy and Nomenclature

• Scientific Name: Acacia pyrifolia DC.
• Common Name: Ranji Bush
• Family: Fabaceae (Pea Family)
• Kingdom: Not specified in text, but it is a plant, so the kingdom is likely Plantae.
• Synonyms:
  • Acacia clementii Domin
  • Acacia morrisonii Domin
  • Acacia pyrifolia var. morrisonii Maiden
  • Acacia pyrifolia var. morrisoni orth. var. Maiden
  • Racosperma (followed by a partial listing of synonyms)

Distribution and Habitat

• Acacia pyrifolia is endemic to the north of Western Australia.
• It occurs over a large area in north-western Australia.

Morphological Characteristics

• It is a prickly shrub that grows to about 4 meters in height.
• The shrub can be straggly and open, or sometimes dense.
• The foliage is blue-green and pear-shaped, reaching up to 7.5 cm in length.
• It produces rounded yellow flowerheads.
• It is a glabrous (smooth) shrub that is often pruinose (covered with a whitish bloom).

Genetic and Cytological Information

• The morphology notes mention that polyads (pollen grains) have 16 cells.
• Polyads are subspheroidal with a subequatorial sulcus.
• The polyads measure 47 (45-49).
• The exine (outer layer of the pollen grain) is 1.2, with the outer tectal layer still in place.

Interactions with Other Organisms

• Acacia pyrifolia can be part of an overstory with other acacia species.

Further Information

• Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service
• Tropicos
• Encyclopedia of Life
• Discover Life
• B and T World Seeds' database