1 50 GLOSSARY 



Bud. A rudimentary branch, usually covered with over- 

 lapping scales. A bud may produce leaves only (leaf 

 bud), flowers only (flower bud), or both leaves and 

 flowers (mixed bud). 



Calyx. The outer (usually green) part of a flower. 



Catkin. An elongated scaly cluster of flowers, as in Wil- 

 lows, Poplars, etc., which usually falls from the tree 

 after flowering or fruiting. 



Compound (leaf). Composed of two or more blades (leaf- 

 lets), as in Figs. 54, 117. 



Cone. The characteristic fruit of the Pine Family. It 

 consists of many usually woody and closely crowded 

 overlapping scales attached to a common axis. The 

 seeds are borne on the upper sides of the scales. 



Crown (of a tree). The general mass of branches and 

 leaves. 



Cylindric. An elongated structure (as a stem, or twig) 

 which is circular in cross-section; i. e., not angled. 



Divided. Cut almost to the center or base into nearly 



separate segments or divisions. 

 Doubly-toothed. With small teeth along the margins of 



larger teeth, as in Fig. 180. 



Egg-shaped (leaf). Shaped like an egg; width about the 



length and the broadest part below the middle, as in 



Fig. 134- 



Entire. Margins without teeth of any sort, as in Fig. 21. 

 Escape. A name applied to a plant originally cultivated 



but now growing like a wild plant. 

 Eyergreen. With green leaves in winter as well as in 



summer. 



