296 GLOSSARY. 



Generic name. The name of the genus to which -the plant belongs 



and which with the name of the species forms the scientific 



name of the plant. 

 Genus. In botanical classification, a group of plants having seyeral 



or many natural common resemblances: a division of *a family. 

 Germination. The actor process by which a seed or spore gives rise 



to a new and independent plant. 

 Glabrous. Smooth, not pubescent. 

 Glaucous. Covered with a fine white powder as that on a cabbage 



leaf. 

 Graft(ujc. A system of propagation comprising all methods by 



which plants are grown on roots of other plants. 

 Grafting. The operation of inserting a scion in a stalk. 

 Grafting Wax. A protective substance used in covering the junction 



of a graft with the stock, or for the covering of wounds. 



Bailey's formula for a reliable wax: Resin, four parts (by 



weight) beeswax, two parts; tallow, one part. Melt together 



and pour into a pail of cold water. Then grease the hands 



and pull the wax until ic is nearly white. 

 Hardy. Able to withstands given climate. 

 Heeling-in. The operation and process of temporarily covering the 



roots of plants to preserve them until wanted for permanent 



planting. (Fig. 104.) 

 Herb. A plant not woody. 

 Herbaceous. Not woody; said of plants that die to the ground each 



year. 

 Horticulture. The art and science of raising fruits, kitchen garden 



vegetables, flowers and ornamental trees and shrubs. 

 Humus. Decomposed organic matter in the soil. 

 Hybrid. Plant derived from a cross between plants of different 



species. 



Hybridizing. The operation or practice of crossing between species. 

 Hypogynous. Said of flowers when all parts are free. (e. g. Buckeye) 

 Imbricated. Overlapped . 

 Inarching. The operation and process of uniting contiguous plants 



or branches while the parts are both attached to their own 



roots. (Page 97.) 



Indehiscent. Not opening at regular lines; not dehiscent, 

 Indigenous. Native, i. e. growing naturally in a given region. 

 Inferior. Said of ovary when all the floral parts are attached above 



it, (e. g. Wild Crab.) 



Inflorescence. A flower cluster; mode of arrangement of flowers. 

 Insecticide. A substance employed to destroy insects. 



