Fig. 318. Summer-forest in the Southern Alleghany Mountains, North Carolina. Type 

 between 700 and 1 ,000 meters above sea-level. Pinus Strobus in the centre and to the right ; 

 Tsuga canadensis Castanea vesca, var americana, Quercus alba in the background ; 

 Rhododendron maximum as underwood. From a photograph by Ashe. 



To face p. 574.] 



