Appendix H 293 



Fibro-vascular Bundle. The bundles of wood fibers and water- 

 conducting vessels in the stems and leaves of plants. 



Flocculate. To make granular. 



Floral Envelope. The collective term for the calyx and corolla. 



Fodder. Any coarse dry food for animals. 



Forage. Plants fed to animals in their natural condition; i. e., 

 without preparation. 



Formalin. A solution in water of the gas known as formaldehyde. 

 It is used to destroy bacteria, fungi, etc. 



Function. The particular use of any organ or part. 



Fungicide. Substances used to kill fungi, as compounds of copper. 



Geology. The science that deals with the formation and properties 

 of the earth. 



Germ. See Microorganism; bacteria. Also applied to the embryo 

 of seeds, as in corn. 



Germination. To sprout; to grow from a seed. 



Girdle. To make a cut or groove around a tree or branch. 



Glucose. A kind of sugar, very common in plants. The sugar 

 from grapes is glucose, but the sugar from cane and beets 

 is not. Glucose is formed from starch in the manufacture of 

 syrups. 



Gluten. A form of protein found in plants. 



Grafting. The practice of inserting a cion into a plant or root that 

 it may grow. 



Growth. The increase in size or substance of a plant or animal. 



Gypsum. Same as Plaster of Paris. 



Herbivorous. Feeding on plants. 



Heredity. The resemblance of offspring to parents. 



Hibernating. Passing the winter or dormant season in an inactive 

 or torpid state in confined quarters. 



Hock. The joint in the hind legs of quadrupeds corresponding to 

 the ankle of man. 



Horticulture. Pertaining to the growing of fruits, vegetables, flow- 

 ers, and other ornamental plants. 



Host. The plant or animal upon which a fungus or insect lives. 



Humus (or humous). Partly decayed or rotten remains of plants 

 and animals. 



Husbandry. Farming. 



Hybrid. The progeny resulting from the crossing of two kinds of 

 plants, either varieties or species. 



