POMACES. 389 



Cydonia vulgaris: Lusitanica, maliformis, pyriformis mar- 

 morata, and pyramidalis. 



Uses. — Quinces are not usually eaten raw but made into 

 marmalades, or canned. The juice is sometimes employed 

 to flavor manufactured fruit products. 



References 



Alwood, William B., and Davidson, R. J.: The Chemical Conipositjon of 



Apples and Cider. U. S. Dept. Agr. Bur. Chem. Bull. 88: 7-18, 1904. 

 Beach, S. A., Booth, N. O., and Taylor, O. M.: The Apples of New York. 



22d Ann. Rept. N. Y. Agr. Exp. Sta., vol. i: 1-409; vol. 2: 1-360, 1903. 

 BiGELOw, W. D., Gore, H. C, and Howard, B. J.: Studies on Apples. U. S. 



Dept. Agr. Bur. Chem. Bull. 94: i-ioo, 1905. 

 Black, Caroline A. : The Nature of the Inflorescence and Fruit of Pyrus 



malus. Mem. N. Y. Bot. Gardens, 6: 519-547, 1916. 

 Bradford, F. C. : The Pollination of the Pomaceous Fruits. II. Fruit-bud 



Development of the Apple. Ore. Agr. Exp. Sta. Bull. 129: 1-16, 1915. 

 Brooks, Chas. : The Fruit Spot of Apples. Bull. Torrey Bot. Club, 35 : 423- 



456, 1908. (includes notes on structure of fruit). 

 BuDD, J. L., and Hansen, N. E.. American Horticultural Manual. Part II, 



Systematic Pomology. John Wiley & Sons, 1911. 

 Butler, O.: On the Cause of Alternate Bearing in the Apple. Bull. Torrey 



Bot. Club, 44: 85-95, 191 7- 

 Chittenden, F. J. : Pollination in Orchards. III. Self-fruitfulness and Self- 

 sterility in Apples. Jour. Hort. Soc, 39: 615-628, 1914. 

 Decaisne, Joseph: Memoire sur la famille des Pomacees. Nouvelles Ar- 

 chives du Museum, X, pp. 113-192 (Paris), 1875. 



Le jardin fruitier du museum, un iconographie de touts les especes et 

 varietes d'arbres fruitiers cultives dans cet etablissement. Firmin 

 Didot Freres. 

 Drinxard, a. W. : Fruit-bud Formation and Development. Rept. Vir. Agr. 



Exp. Sta., 1909-1910: 159-205, 1911. 

 Ewert, K. . Die Parthenokarpie der Obstbaume. Ber. Deut. Bot. GeselL, 



24: 414-416, 1906. 

 Die Parthenocarpie der Obstbaume. Ber. Bot. Ges., 26: 414-416, 1906. 

 Fletcher, S. W. : Pollination of Bartlett and Kieffer Pears. Reprint from 



Ann. Rept. Va. Agr. Exp. Sta., 1909: 212-232. 

 Pollination of Bartlett and KiefiFer pears. Ann. Rept. Va. Agr. Exp. Sta., 



1909 and 1910: 213-224, 1911. 

 GoFF, E. S. : The Origin and Early Development of the Flowers in the Cherry, 



Plum, Apple and Pear. i6th Ann. Rept. Wis. Agr. Exp. Sta., 200-303, 



1899. 



