1-82 NATURE TEACHING. 



which the seeds are imbedded, e. g. a tomato. 

 Botany. (Greek, botanr, grass, or more generally 



any plant). The study of plants. 

 Bulb. (Latin, bulbus, a bulb, or round root). Usually 



an underground leaf-bud, containing reserves 

 , , , of plant-food stored up in thickened leaves, and 



protected on the outside by scale-leaves. 

 Capillary. (Latin, capillus, a hair). Hence any very 



fine threads, tubes or cavities. 

 Carbon. (Latin, carbo, a cinder). The substance 



which forms a large proportion of all organic 



matter. 

 Cereals. (Latin, Ceres, the goddess of corn.) A 



general name for those grasses whose seeds are 



used as food. e. g. maize, rice, and Guinea corn. 

 Chemical. (Arabic, Kimia, the hidden art or science.) 



The science which deals with the composition of 



matter. 



Chlorophyll. (Greek, chloros, pale-green or grass- 

 green ; phullon, leaf). Leaf-green. 



Chrysalis. (Greek, chryscios, golden). The pupal 

 stage (see pupa) of butterflies. So called because 

 some chrysalides are golden yellow in colour. 



Cob. The spike of the Indian corn (maize) plant, 

 made up of rows of pistillate flowers which, when 

 ripe, form the corn grains. 



Combustion. (Latin, combu&tum, a burn). The 

 phenomenon of burning, in which the majority 

 of substances unite with oxygen. 



Cotyledon. (Greek, kotuledon, a cup-like hollow). 

 Seed leaves. 



Cultivation. (Latin cultus, a tending or taking- 

 care of a thing). In agriculture the term denotes 

 the operations of tillage whereby the soil is 

 brought into a condition suitable for the economic 

 production of crops. 



Dicotyledons. (Greek, die, two ; kotuledon, cup-, 

 like hollow.) A large sub-division of flowering 



