3§ An IntroduSiton to 



Gliima or chaff, is a fort of cover only be- 

 longing to the corns and graffes ; thefe are com- 

 pofed of two or three membranaceous valves, 

 as at fig. 3. d, d^ which are often tranfparent 

 on their borders. 



A julus or katkin (ameniiim) is a mafs of 

 male or fecnale flowers faftened to an axis in 

 form of a rope, being covered v/ill fmall fcales 

 which ferve for calyces, fee fig. 4. thefe occur 

 frequently in Linnceus\ twenty-firft clafs. 



The coif [cahptrd) is a thin membranace- 

 ous cover of a conick form, which covers the 

 parts of fruftification, and is often met with in 

 many kinds of mofs on the top of the flowers. 



The purfe [volva) is a thick fort of cover- 

 ing; which inclofes feveral of the mufliroom 

 tribe, and opens lengthways to let them out. 



II. The petal or flower leaf {corolla) is that 

 which immediately furrounds the parts of ge- 

 neration ; there are two forts of thefe, the 

 petal and the nedarium. When it is of one 

 piece, it is called [monopetalous) and when it is 

 of many pieces, {polypetalous). 



The flower leaf, or petal, is generally dif- 

 tinguiihed by the beauty of its colour, fee 

 >, ^, e, fig. 5. When this is of one piece, it 

 is diftingulfhed by the tube {tubus) h, and the 

 limb or border {Jimhus) g, when the flower is 



of 



