186 



DICOTYLEDONS URTICACE.E DIAGRAM 15. 



in each pod which the flower produces. 

 The beans have no flavour ; and this is only 

 developed when they are roasted. Coffee is 

 one of the most wholesome beverages, and 

 does not intoxicate like beer or wine. It 

 ought not, however, to be taken in excess, 

 because it then produces trembling, and 

 unfits us to perform various duties with 

 sufficient skill. 



Coffee Bush. 



Coffee Bean. 



The Madder is cultivated in South Europe, and yields a fine 

 dye ; and it is this which is used in the manufacture of military 

 clothing. The root, which resembles a small branch of hard wood, 

 is the part employed. The bark and pith of the root are of a 

 dark red, and the wood is yellowish. 



The name of the family Eubiacese is derived from the Latin 

 name of the madder. 



FAMILY URTICACE^J. 

 [ DIAGRAM 15. ] 



The family Urticacece is another which has not brilliant 

 flowers, but which is one of the most useful to man. Although on 

 the one hand it includes the common nettle, which stings severely, 

 and the pellitory, which is of no use, it also includes the fig, 

 the mulberry, the hop, and the hemp. We thus see that some of 

 the plants of this family are herbs, and others large trees. There is 



