673 



0. virginica, Willd. North Auiencu. " Iron wood." 



0. virginiana, C. Koch ; Sargent Silva of North 

 America t. 445. 



Carpinus triflora, Moenrli. 



C. virginiana. Mill. 



Corylus americana, Wall.-. Dippel Laubholzk. ii. 131, £.^62. 

 Eastern North America. 

 C. calyculata, Dipjit^l 

 C. cornuta, Hort. 

 0. humilis, With}. 

 C. mexicana, Hort. 

 C. rostrata, Hort. in part (not Ait.). 

 C virginiana, Hort. 

 C. virginica, Hort. 



C. Avellana, L. ; Engl. But. ed. 3, t.U292. Europe West 

 Asia, &c. "Common Hazel." 



C. californica, Hort . 



Var. aurea. 



Var. contorta, Hurt. ; Gard. Chron. 1.S74, i. ll.">, f. 32. 



Var. heterophylla, Loud. 

 ('. heterophylla, Lodd. 

 C. laciniata, Hort. 

 C. iirticaefolia, Hurt, i 



Vai'. pendula. 



Var. prolifica, H(ot. 



C. Colurna, L. -. Wats. Dendr. Brit. t. 91). South-east Europe 

 to Himalaya. " Constantinople Hazel." 



C. arborea, Ho/t. 



C. arboreseens, Morurli. 



lL'l."'.» ~ V 



