THE TIMBERS OF COMMERCE 



Alternative Names. Western Oak (2), Oregon Oak, Mountain 

 White Oak (49), White Oak (100). 



Sources of Supply. North America and Canada. In British 

 Columbia it is practically confined to Vancouver. 



Physical Characters, etc. Recorded dry-weight, 46^ Ibs. per 

 cu. ft. I possess no other details, having no solid specimen. 



Grain. Compact, straight, coarse in radial section, moderately 

 so in tangential section. Surface dull, except that of the rays in 

 one direction of the light. 



Bark. " Light grey with rather narrow, scaly ridges " (49). 



Grain. Compact. 



Uses, etc. " Furniture and cabinet-work . . . logs 3-4 ft. in 

 diameter by 10-20 ft. long are not uncommon " (65). " Not 

 much used on account of the difficulty in seasoning it properly " 

 (2). " Strong, tough and compact. One of the most valuable 

 Oaks of the Western Coast, being that which the White Oak (Q. 

 alba) is in the East, and is applied to the same uses " (49). " Wood 

 strong . . . that of the young trees tough . . . carriage and 

 cooperage stock, shipbuilding . . . the best substitute for the 

 Eastern White Oak, produced in the Pacific Forest " (100). 



Authorities. Macoun (65), p. 27. Hough (49), pt. vii. p. 37. 

 Anderson (2), p. 14. Sargent (100), p. 138. 



Colour. " Light brown or yellow : the sap-wood lighter, often 

 nearly white " (100). 



Anatomical Characters. As those of Q. Robur, rubra and alba, 

 No. 196 et seq. 



Rays. In tangential section narrow and short, about o - 5 mm. 

 wide by 2 cm. (say an inch) long : blunt and linear, not spindle- 

 shaped. 



These details have been taken from as a section by Hough. 



No. 200. SPANISH OAK. Quercus oblongifolia. 



Torr. 



PLATE XIV. FIG. 126. 



Natural Order. Cupuliferae. 



Synonyms. Q. undulata, var. oblongata, Engel. 



Alternative Names. White Oak (100). 



Sources of Supply. America, California, New Mexico (100). 



Physical Characters, etc. Recorded dry-weight 54^-62 Ibs. per 

 cu. ft. Hardness Grade 4, compare Hornbeam. Smell none. 

 Taste strongly astringent. Burns very well, heat expels a brown 

 juice, embers glow in still air. Solution with water faint brown. 



Grain. Very fine, close and dense. Surface scarcely bright. 

 Pores shining but inconspicuous. Rays dull. 



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