ENUMERATION OF CONIFERS 



267 



leaves always very white beneath and in the dull cones with fewer scales 

 slightly recurved at the apex. Western China. — Introduced to the Arnold 

 Arboretum by E. H. Wilson in 1908. Tenderer than the preceding species. 



4. T. caroliniana, Engclm. Carolina H. Fig. 69 and Plate XXXI. Tree 

 attaining 70 feet in height, 

 of more compact habit and 

 with darker green foliage 

 than the following; winter- 

 buds obtuse, pubescent; 

 yoimg branchlets light red- 

 dish-brown, finely pubes- 

 cent or almost glabrous: 

 loaves linear, obtuse or 

 slightly emarginate, dark 

 green and glossy above, 

 with white bands beneatli, 

 }/S~/4: inch long: cones 

 oblong, 1-1 M inches long, 

 peduncled; scales oblong. 

 Mountains of southwestern 

 Virginia to northern 

 Georgia. — Introduced into 

 cultivation in 1881 through 

 the Arnold Arboretum. Per- 

 fectly hardy in New Eng- 

 land and a very desirable 

 tree, handsomer than the common hemlock spruce. 



5. T. canadensis, Carr. (T. mncricana, Farw. Abies canadensis, Miclix.). 

 Canada H. Fig. 70. Tree, attaining 70 and occasionally 100 feet in height; 



69. Tsuga Carolinian 



70. Tsuga canadensis 



