GLOSSARY. 281 



plants propagate by spores instead of seeds. Ferns, fungi, 

 mosses, and seaweeds are examples. 



Cucurbit. A plant of the family Cucurbitacese, as pumpkin, 

 squash, gourd, melon, cucumber, gherkin, wild balsam- 

 apple, etc. 



Cuttage. The practice or process of multiplying plants by 

 means of cuttings, or the state or condition of being so 

 propagated. 



Cutting. A portion of a plant which is inserted in soil or 

 water with the intention that it shall grow ; slip. 



Cyme. A flower-cluster, flat or convex on top, and in which 

 the central flowers open first. 



Deciduous. Said of plants whose leaves fall in autumn. 



Derivative hybrid. A hybrid between hybrids, or between a 

 hybrid and one of its parents ; derivation -hybrid ; second- 

 ary hybrid. 



Dibber. See DIBBLE. 



Dibble. A pointed instrument used for making holes in the 

 ground for the planting of seeds and roots ; dibber. 



Dioecious. Said of species in which the stamens and pistils 

 are borne on different plants. 



Disbudding. The practice or operation of removing buds. 



Double-graft. A plant twice grafted for the purpose of over- 

 coming the lack of affinity between stock and scion. 



Double-grafting. The practice and process of twice grafting 

 or budding a plant so that the root, the stem or a part of it, 

 and the top, shall each represent a different variety. It is 

 used when a certain variety will not grow upon a given 

 root, but which will grow on some variety that unites with 

 that root ; double-working. 



Double-working. See DOUBLE-GRAFTING. 



Drupe. A fleshy or soft fruit formed entirely from the ovary, 

 and containing a hard pit; stone-fruit. The peach and 

 cherry are examples. 



Embryo. The rudimentary plant contained in the seed ; seed- 

 germ. 



Entomology. The science of insects. 



