Plants of South Eastern New South Wales

Acacia costiniana

Flowering stems. Photographer Don Wood, Australian National Botanic Gardens, Canberra, ACT

Young pods and 'leaves'. Australian Plant Image Index, photographer Murray Fagg, Australian National Botanic Gardens, Canberra

Mature pods and 'leaves'. Australian Plant Image Index, photographer Murray Fagg, Australian National Botanic Gardens, Canberra

Common name

Costin's wattle

Family

Fabaceae

Where found

At about 1200 m. Dry forest and woodland. Sometimes in heath on the edges of swamps or streams. Often on rocky slopes. Tablelands and ranges south from Tinderry Nature Reserve east of the ACT.

Notes

Shrub to 2.5 m tall, branches often weeping. Seed stalks/arils fleshy, club shaped, often orange to brown. Bark smooth. Branchlets more or less cylindrical, hairy. 'Leaves' alternating up the stems, usually crowded, 0.5-2 cm long, 3-11 mm wide, hairy, only the midvein prominent, tips with an oblique or hooked mucro, margins wavy. 1 marginal gland at the base. Flower heads yellow, oval to globular, 14-26 flowered (easiest seen in late buds), 5-10 mm long. Flower heads in elongated clusters of 1–10 flower heads, the axis 1–5 cm long, individual flower stalks 1–10 mm long. Flowers Winter to Spring. Pods rusty-velvety,  becoming silvery rusty

Family was Mimosaceae.

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Acacia~costiniana (accessed 29 April 2021)

World Wide Wattle line drawings, photos, and description:  http://www.worldwidewattle.com/imagegallery/image.php?p=0&l=c&id=23612&o=1