266 



EUCALYPTUS. 



''Its hardness is against its general use" (Maiden). 

 Color, handsome red or reddish brown. Height 50 to 70 

 feet. 



EXPERIMENTS ON THE TRANSVERSE STRENGTH OF THE 

 wood of Eucalyptus polyanthema, by Baron Mueller 

 and J. G. L,uehmann. The specimens were 2 feet long 

 and 2 inches square. 



Height occasionally up to 250 feet. 

 Victoria and New South Wales. 



E. resinifera Red or forest mahogany. Has been 

 often confused with siderophloia in timber tests. Very 

 strong, durable, hard and sound. Particularly free from 

 shakes. Hard to work. Uses piles, ships' knees, etc., 

 posts and general building. Smooth grain. Color, dark red 

 or brown. Height 80 to 120 feet. 



E. robusta White or swamp mahogany. Very durable, 

 resists insect pests, not very fissile and very brittle. Uses 

 ship building, general building purposes, posts, etc. 

 Color, reddish. Special gravity 1.098 air-dried; .889 abso- 

 lutely dry. A slab seasoned over 25 years weighed 58 

 pounds, 90 ounces to the cubic foot. Height 100 to 150 

 feet. 19 per cent, kino-red. 



E. rostrata red gum. Timber strong, durable, very 

 hard when dry. Uses piles, posts, especially in damp 



