iv Contents 



PAGES 



group — The Dame Aubert type — The Prunes — The 

 Perdrigcns — The Diamond type — The Bradshaw type 

 — The Lombard type — The Russian varieties — The 

 Domesticas are highly ameliorated — The adaptations 

 — Their future. 



CHAPTER IV 



The Damsons 30-33 



Their relation to the Domesticas — Their separateness 

 — Their history — Possible genesis — The Bullace — The 

 Damsons in cultivation — They come nearly true from 

 seed. 



CHAPTER V 



The Myrobalan Plums 35-37 



Marianna not the best type — Myrobalan an offshoot 

 of Primus domcstica — Varieties of this group — Mari- 

 anna and others in the orchard — Pissard — The My- 

 robalan in hybridization. 



CHAPTER VI 



The Simon Plum 38-41 



Introduction to America — Origin — History — Botani- 

 cal status — Commercial standing — Value in hybridiz- 

 ing — The future. 



CHAPTER VII 



The Japanese Plums 42-47 



History of their introduction — The first trees — Na- 

 tivity — In Europe — Popularity in America — Im- 

 portance — Characters — Blossoming — Hardiness — 

 Their future. 



CHAPTER VIII 



The Americana Group 48-54 



The most prominent American type — Largely grown 

 in the orchard — Natural range — Commercial range — 

 Natural habitat — Pomological characteristics — Pecu- 

 liarities of the flowers — The fruit — Quality — Cling- 

 stones — Salability — Productiveness — Too many va- 

 rieties. 



CHAPTER IX 



The Nigra Group 55-57 



Importance — Botanical history — The author's view — 

 Pomological standing of the group — Distinguishing 

 characters — Pomological characteristics. 



