CCXTI. COEYLACE.E. 717 



pendulous, anatropous. NUT involucrate by foliaceous bracteoles. SEED solitary, exal- 

 buminous. EMBRYO straight.- STEM woody. LEAVES alternate, stipulate. 



SHRUBS or SMALL TREES. LEAVES alternate, penninerved, doubly-toothed, 



Hazel-nut. 



9 flower with a 



velvety bracteole 



the future foli- 



accous cupule 



(nmg.). 



Hazel-nut. 

 9 catkin (mag.). 



Hornbeam, 

 flower (mag.) 



Hazel-nut, 

 flower (mag.). 



Hazel-nut. (Coryliu Avellana.) 

 <J and 9 catkins. 



Hazel-nut. 



Fruits enveloped in their bracteoles become 

 a foliaceous cup with notched edges. 



Hornbeam. 

 9 flower (mag.). 



Hazel-nut. 



Bracteiform perianth 



of the $ flower, inner 



face (mag.). 



Hornbeam. (Carpiniu Betulut.) 

 9 and <f catkins. 



Hornbeam. 

 Fruit cut vertically. 



stipulate, folded obliquely along their lateral nerves, and facing the axis either by 

 their inner spreading face (Ostrya, Carpinus), or by one of their sides pressed against 

 the other (Corylus}. FLOWERS monoecious, in 1-sexual spikes; $ in cylindric 

 catkins, accompanied by a naked bract, or folded within 2 juxtaposed bracteoles. 

 PERIANTH 0. STAMENS several, inserted at the base or middle of the bract, and 



