CHRISTMAS TREES 327 



having its needles in bundles of three from Pinus 



Fio 42. -Female Cone of the Douglas Fir of North-West Amenc. 

 '(Oregon and Vancouver), Pseudotsuga Douglas,.. Oflhcnaunal 



size.— (From Veitch.) 



muricata, which has the more usual arrangement of a 

 pair of needles to each bundle. The Douglas fir is also 



