THE TIMBERS OF COMMERCE 



Authorities. Nilsson (85), p. 70. F. M. Bailey (5), p. 75. J . F. 

 Bailey (6), p. 398. A. Petsche (92), p. 123. Laslett's remarks, 

 [see (4) p, 241] do not apply to this species. 



Easily confused with Jarrah and many other Red Eucalypti. 



Colour. Dark red, like dried blood at times. Sap-wood 

 brown, not sharply defined from the heart. 



Anatomical Characters. Similar to E. marginata, No. 98. 

 Transverse section : — 



Pores. Very prominent, coarse, size i, little variation : 

 mostly single, but joining up in the strings to as many as 24 or 

 more : few, 9-13 per sq. mm. : roundish : often ruby contents. 



Rays. Fairly straight : rather numerous, 9-13 per mm. 



Rings. Bands with more or less crowded pores, sometimes 

 in regular rows of oblique straggling strings : also zones of denser 

 and laxer tissue contrasted with each other : no definite boun- 

 dary. 



Soft-tissue. Sparing : encircling the pores and occasionally 

 joining 2 or more pores : also a few fine lines in the denser zones 

 of wood. 



Pith. ? 



Type specimens authenticated by F. M. Bailey and also by 

 the Sydney Technological Museum. 



No. 100. KARRI. Eucalyptus versicolor. 



F. von Mueller. 



Plate VIII. Fig. 66. 



Natural Order. Myrtacese. 



Synonym. Eu. collosea. F. v. M. 



Alternative Names. Kari. White Gum. 



Sources of Supply. Western Australia between Cape Hamelin 

 and Albany. Very local. 



Physical Characters, etc. Dry weight, 53 to 63 lbs. per cu. ft. 

 Hardness Grade 2, about equal to Boxwood. No smell or taste. 

 Burns well with much crackling, embers glow in still air and 

 consume away to the ash. Solution with water colourless, with 

 alcohol faint brown. Imported usually in deals, etc., for wood 

 paving, but is obtainable to " 12 feet wide" (42). 



Grain. Undulating, apparently reversed in adjoining belts, 

 but not interlaced : coarse and open in radial sec, much closer 

 in tang. sec. Surface bright and even lustrous or satiny : the 

 pores shine dully, the ground-tissue bright and lighter : the rays 

 dull. 



Bark. Deciduous, yellowish white or brown, soft, fibrous, 

 smooth, fV-J inch thick, "renewed each year" (21). 



Uses, etc. Street paving. " It cracks more than the Jarrah, 



116 



