THE PLUM. 291 



quite slender, inserted in narrow cavity. Flesh tender, juicy, sweet, 

 with uncolored juice; quality best. Season, middle of June. One of 

 the hardiest of the Heart varieties. Russia. 



White Caroon. A sweet variety, grown in Western New York to 

 some extent; color light; quality very good. Not commercial; grown 

 for home table use. Heart. 



Windsor. Large, fifteen-sixteenths inch long by one inch wide; 

 round, obtuse, heart-shaped; color dark red; stem one and one-half 

 inches long, inserted in quite deep cavity; usually fruits are in pairs or 

 triplets. Flesh yellowish, with reddish tint, firm, quite juicy, rich, and 

 sweet; quality very good. Commercial where the Bigarreau varieties 

 succeed. 



Yellow Glass. Large, round, flattened at ends; suture indistinct; 

 color bright yellow; stem one and three-quarter inches long, stout, in 

 wide quite deep cavity. Flesh firm, meaty, sweet, juice not colored; 

 quality very good. Tree much hardier than Yellow Spanish, which it 

 resembles. 



Yellow Spanish. Large, obtuse, heart-shaped, with base flattened; 

 color light yellow, with blush on sunny side and carmine dots; stalk 

 one and one-half to two inches long, stout, and usually curved. Flesh 

 light yellow, firm, sweet, with rich flavor when fully ripe. Season, last 

 of June. Extensively grown for market in mild climates. 



THE PLUM. 



The evolution in varieties and species of plums grown in the United 

 States and Canada during the past thirty years is quite as remarkable 

 as the development of the strawberry and grape during that period. 

 The second edition of Charles Downing's great work on American 

 fruits, including his third appendix, describes about three hundred 

 varieties of the plum, all of the Domestica class except the Wild Goose, 

 Miner, and Newman. No mention is made of the Japan varieties, and 

 the American species are only referred to in the foot-note : " There are 

 three species of wild plum indigenous to this country, of tolerable flavor 

 but seldom cultivated in our gardens." Bulletin No. 8 of the Divi- 

 sion of Pomology of the Department of Agriculture indicates some 

 of the changes of a few years. This Bulletin, published in 1899, in- 

 cludes and describes twenty-two varieties of Prunus Americana, 

 eight of Prunus angustifolia, eighteen of Prunus hortulana, two of 



