PINACE.E 



267 



overlapping scales which persist as a conspicuous sheath at the 

 base of the branchlet. Leaves linear, leathery, spirally arranged, 

 but more or less two -ranked on the lateral shoots by means of a 

 basal twist ; acuminate and spine-tipped on young plants, blunt 

 on adult trees, leaving a circular scar on the branchlet when they 

 fall, as in Abies ; upper surface with a prominent midrib in a 



Fig. 61.—JUNIPERUS WALLICHIANA. 



a, spray with both scale and ucedle-hke leaves ; b, c, scale and needle leaves. 



longitudinal depression, lower surface with a raised midrib on 

 either side of which are two indistinct bands of stomata, Male 

 floivers in terminal or axillary umbels or clusters, each consisting 

 of 5-10 flowers and arising on a short, scaly stalk, bearing 

 numerous anthers, each with two pollen sacs. Female flowers on 



