12 



MASS. EXPERIMENT STATION BULLETIN 418 



Malling.V. 

 Leaf generally small, often with a cup-shaped folding, with a distinct point. 

 Growth medii]m. Bark dark with inconspicuous lenticels. 



Mailing VI. 

 Leaf medium sized, pointed, with medium sharp serrations, short petiole, and usually stipules 

 of medium size. 



Growth quite tall and vigorous. Bark yellowish with rather inconspicuous brownish lentioels. 



