222 The Horticulturist' s Rule- Book. 



Hy'brid, or hybrid. The offspring of plants of different 

 species. 



Hybridism or hyb / ridism. The state, quality or condi- 

 tion of being a hybrid ; hybridity. 



Hybridist. One who practices hybridizing. 



Hy Aridity or hyb'ridity. Hybridism. 



Hybridization or hybridization. The state or condition 

 of being hybridized ; or the process or act of hybridizing. 



Hybridization. The action of the pollen of one species 

 upon the pistil of another species. 



Hybridizing or hybridizing. The operation or practice 

 of crossing species. 



Impregnation. The action of the pollen upon the pistil ; 

 fertilization ; fecundation. 



Inarching. The process of grafting contiguous plants or 

 branches while the parts are both attached to their own 

 roots. When the parts unite, one is severed from its own 

 support. 



Individual-fertilization. Fertilization between flowers upon 

 the same plant. 



Inorganic. Pertaining to unorganized substances, as miner- 

 als, rocks, chemicals, etc. 



Insect. An articulate animal which in the mature state 

 has three distinct divisions and six legs. 



Insecticide. A substance employed to destroy insects. 



Kitchen-garden. An area devoted to the cultivation of 

 "vegetables," or annual plants which yield edible parts. 



Kitchen-garden vegetable. An edible portion of an an- 

 nual plant. A loose term, commonly shortened to vegetable. 



Landscape gardening. The art of embellishing grounds. 

 It demands a high appreciation of natural scenery and an 

 ability to represent it in grounds. 



Landscape horticulture. The operations and manual 

 appliances employed in embellishing grounds ; the industrial 

 phase of landscape gardening. 



