THE USES OF WOOD 61 



Gum, Spotteb, Tristania maculata (Fig. 2), 

 occurs in Eastern Australia. A coarse-grained, 

 tough, strong and durable wood. Brown in 

 colour. 



Ironbark, Red, Eucalyptus siderophloia, also 

 known as Broad-leaved Ironbark, occurs in New 

 South Wales and Queensland. A hard, heavy, 

 tough wood. Dark red in colour. Little cut 

 now owing to the scarcity of matured trees. 



Jarrah, Eucalyptus marginata, also known as 

 Mahogany Gum, Australian Mahogany, Yarrow 

 Tree, Curly Jarrah, Bastard Mahogany, occurs 

 in Victoria, Western Australia and New Zealand. 

 A coarse, sinuous-grained wood, with a dull 

 surface. Very durable. " It appears imperish- 

 able, excellent qualities for paving." Works 

 easily and takes a good polish. Almost unin- 

 flammable. The most valuable of Australian 

 timbers. Heartwood " the colour of dried blood 

 with black zones here and there," sapwood pale 

 brown. 



Karri (Wheels). 



Mahogany, Red (Piles). 



Osage, Orange, Maclura aurantiaca, also 

 known as Boxwood, occurs in Southern United 

 States. A coarse-grained, heavy, durable wood. 

 Heartwood varies in colour with the direction 

 of the cut, transversely it is brown, longitudin- 

 ally yellow, sapwood yellow. 



