BAR 



with farm-yard manure, or made into 

 a compost with lime, &c. It is also 

 used for hot-beds. 



BARK ST(JVE. A glazed house 

 for tropical plants, heated by bark 

 beds. 



BARLEY. Hordcum dintichum. It 

 is readily distinguished from other 

 grain by its pointed extremities, and 

 by the rough appearance of its outer 

 skin. 



Fig. 



BAR 



Botanists place barley in the fam- 

 ily of the Gramiitc(e, and Linnaeus has 

 classed it in the second order of his 

 third class {Triandria digyma), liaving 

 three stamina and two styles in the 

 flower. 



Of all the cultivated grains, barley 

 is perhaps that which comes to per- 

 fection in the greatest variety of cli- 

 mates, and is, consequently, found 

 over the greatest extent of the habi- 



1. 



a. Winter barley. 



6. The same, witli part of the seed pulled off the rachis. 



c. A side view of the last, to show the shape of the rachis. 



d. The three perfect grains adhering together by the base, as pulled off the rachii 

 58 



