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School Shade Tree Program Greening Townsville Tree Days in Townsville


Pongamia pinnata


Pongamia pinnata BranchPongamia pinnata FormPongamia pinnata Flower

Common Name: Pongamia
   
Family: Fabaceae
   
Form and Size: A dense, spreading tree 5 - 10m high, deciduous.
   
Distribution: Across northern tropical Australia, usually along watercourses or in seasonally wet areas but is also found in monsoon forests and vine thickets.
   
Leaves: Pinnate, to 25cm long, 2 - 3 pairs of egg-shaped leaflets and a terminal leaflet. Dark green, glossy, thin textured, pointed tip. 4.5 - 15cm x 3.7 - 9cm, increasing in size from the inner to the terminal leaflet. The flush of new growth after the deciduous period is a delicate golden bronze colour.
   
Bark: Creamy brown, smooth.
   
Flowers: Pea Flowers, pinkish white to lilac about 1cm long, borne on axillary racemes 8 - 12cm long.
   
Flowering Period: August to February.
   
Fruit: Pods, woody, oblong. flat and smooth. Light brown in colour and 4 - 6cm x 1.5 - 3cm containing 1 - 2 red-brown seeds.
   
Cultivation/Notes: Propagate from scarified fresh seed. A fast growing tree ideal for stream banks or coastal stabilisation. Appreciates regular moisture. All parts of the plant are thought to carry a toxin which causes vomiting.

Pongamia pinnata Form


For information on Greening Townsville Program please go to:
www.soe-townsville.org/greening/
www.soe-townsville.org/treeday/

Source: Across the Top: Gardening with Australian Plants in the Tropics,
compiled by Keith Townsend for Society for Growing Australian Plants.


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