MAST-BEARING FAMILY 



449 



I. C. Avelldna (Common Hazel). — A shrub or small tree with 

 grey bark on stem, brown, hairy, and glandular on shoots ; leaves 

 roundish, obliquely cordate, irregularly serrate, pointed, plaited 



qu6rcus r6bur {Common Oak). 



parallel to the midrib in bud ; -flowers preceding the leaves ; 

 siaminate catkins i — 2 in. long, drooping, yellow ; carpellate 

 flowers in small, sessile, ovoid, erect heads, with imbricate hrads 

 and crimson stigmas. — Woods ; 

 abundant. — Fl. February, March. 

 Perennial. 



5. QuERcus (Oak). — Trees with 

 deciduous (or, in foreign species, 

 evergreen) leaves ; siaminate flowers 

 in a slender, drooping, interrupted 

 catkin; stamens 10, with slender, 

 exserted filaments ; carpellate flowers 

 few, each enclosed in numerous 

 imbricate scales, forming a cup in 

 the fruit ; ovary 3-chambered, 6- 

 ovuled ; fruit or acorn i-seeded. 

 (Name, the Classical Latin name of 

 the tree.) 



I. Q. Rohur (Common Oak). — A large tree, with deeply fur- 

 rowed, corky hark ; zigzag branches ; obovate-oblong, sinuate leave'i 

 with blunt lobes, with or without stalks ; flowers appearing with the 

 leaves ; cup with numerous, adpressed, triangular, blunt scales. 



G G 



Currant-galls on uie Oak. 



