76 



BUDS AND STIPULES 



In these cases the overarching tissue belongs entirely 

 to the petiole. In others the stern also projects out- 

 wards, and thus makes the protection more complete. 



FlG. 114. ClTHAREXYLUM QUADRANGULARE. Nat. size. 

 a.r, fl.r, axis of shoot with portions of a pair of leaves ; a a, articulation of the 

 leaves, I, I, to the persistent sheathing pedestals, one of which, p, is slightly opened 

 to show the axillary bud it covers. 



In Kalmia latifolia, for instance (figs. 116-119), 

 the axis of every shoot produces an outgrowth opposite 

 the dilated portion of the petiole. 



