Cross-Breeding- and Hybridizing. 27 



1816. Knight, Thomas Andrew. An Account of three New Peaches. Trans. 

 Royal Hort. Soc. ii. 214. 



1817. Knight, Thomas Andrew. An Account of a Peach tree produced 

 from the Seed of the Almond tree, with some Observations on the Origin 

 of the Peach tree. Trans. Royal Hort. Soc. iii. 1. 



1818. Herbert, W. Instructions for the Treatment of the Amaryllis 

 longiflora, as a hardy Aquatic, with some Observations on the Production 

 of Hybrid Plants, and the Treatment of the Bulbs of the Genera Crinum 

 and Amaryllis. Trans. Royal Hort. Soc. iii. 187. 



1818. Knight, Thomas Andrew. Upon the Variations of the Red Currant 

 when propagated by Seed [Crosses of white and red currants] . Trans. 

 Royal Hort. Soc. iii. 86. 



1818. Knight, Thomas Andrew." Upon the Variations of the Scarlet Straw- 

 berry (Frugaria Virginiana) when propagated by Seeds. Trans. Royal 

 Hort. Soc. iii. 207. 



1818. Knight, Thomas Andrew. Description of a New Seedling Plum. 

 Trans. Royal Hort. Soc. iii. 214. 



1818. Sabine, Joseph. Observations on, and Account of, the Species and 

 Varieties of the Genus Dahlia; with Instructions for their Cultivation and 

 Treatment [Refers to Experiments in Crossing] . Trans. Royal Hort. Soc. 

 iii. 217. 



1818. Van Mons, J. B. Substance of a Memoir on the Cultivation and 

 Variation of Brussels Sprouts. Trans. Royal Hort. Soc. iii. 197. 



1819. Anderson, David. Account of a New Melon, with a Description of 

 the Method by which it was obtained. Trans. Royal Hort. Soc. iv. 318. 



r&ig. Herbert, W. On the Production of Hybrid Vegetables ; with the 

 Result of many Experiments made in the Investigation of the Subject. 

 Trans. Royal Hort. Soc. iv. 15. 



1820. Sabine, Joseph. Account of a Newly Produced Hybrid Passiflora. 

 Trans. Royal Hort. Soc. iv. 258 ; also vol. v. 70 (1822). 



1820. Turner, John. Observations on the Accidental Intermixture of 

 Character of Certain Fruits. Trans. Royal Hort. Soc. v. 63. 



1821. Gowen, Robt. On the Production of a Hybrid Amaryllis. Trans. 

 Royal Hort. Soc. iv. 498. 



1821. Guillemin et Dumas. Observations sur l'hybridite' des Plantes en 

 General et particulierement sur celle de quelques Gentianes alpines. Mem. 

 Soc. Nat. Hist. Paris, i. 79-92. 



1821. Knight, Thomas Andrew. Observations on Hybrids. Trans. Royal 

 Hort. Soc. iv. 367 ; Phys. and Hort. Papers, 251. 



1822. Goss, John. On the Variation in the Color of Peas, occasioned by 

 Cross Impregnation. Trans. Royal Hort. Soc. v. 234. 



