220 WOODS OF COMMERCE. 



poles, fence-posts, axe-handles, beams, rafters, treenails, and 

 screws. An allied form, E. sideroxylon A. Cunn. in New South 

 Wales, has darker and heavier wood, similarly employed, and 

 furnishing one of the best fuels in the country. E. siderophloia 

 Benth. New South Wales and South Queensland. Known also 

 as "Red" or "Broad-leaved Ironbark." Aboricj. "Tanderoo." 

 Height 70100 ft. ; diam. 1J 4 ft. S.G. 1171936. W 71-5 

 64. e 2-16. p' 1-74. c 8377. c 1-106. v' 1-348. Deep red, very 

 hard, heavy, strong, rigid, and difficult to work, plain and 

 straight-grained, liable to heart and star shake ; pores very 

 minute, filled with a hard, white, brittle secretion. Used for 

 beams, keelsons in shipbuilding, and in engineering works, being 

 one of the strongest and most durable of Australian timbers. 



Ironbark, Grey (E. crebra F. v. M.). Eastern Australia. 

 Known also as " White, Red " or " Narrow-leaved Ironbark," or 

 "Grey Gum." Height 7090 ft.; diam. 1| 3 ft. S.G. 1119 

 1211. Dark purplish or brown, hard, very heavy, tough, cross- 

 grained, hard to work, durable. Used for sleepers, piles, fence- 

 posts, spokes, etc. 



Ironbark, White (E. paniculdta Smith.). Eastern Australia. 

 Known also as " Red, Pale " or " She Ironbark," and as " Blood- 

 wood." Height 70 150 ft.; diam. 3 4 feet. Brown, heavy, 

 very hard, tough, strong, seasoning and working well, durable. 

 Perhaps the most valuable Ironbark : much used for sleepers and 

 other railway work, fence-posts, beams, etc. 



Ironwood, a name applied to many widely different timbers 

 in various countries ; but to a greater variety in Australia than 

 elsewhere. 



(i) Acacia excelsa Benth. (Order Legumindsce). Queensland. 

 Height 7080 ft.; diam. 23 ft. Violet-scented, ornamental, 

 hard, close-grained, tough, elastic. A cabinet wood. 



(ii) A. stenophylla A. Cunn. Eastern Australia. Known also as 

 " Dalby Myall." Height 4060 ft.; diam. 12 ft. Dark, beauti- 

 fully marked, very hard, heavy, close grained, taking a fine polish. 



(iii) Casuarina equisetifdlia Forst. (Order Casuarinece). See 



Oak, Swamp. 



