ZOOLOGY. 



281 



CLASSES. 



6. Hexandria. This class 



consists of five orders. 

 Six stamens'\aea.ch flower. 

 Distinguishable from the 

 plants in class XVI by the 

 stamens being all of equal 

 length. 



7. IIeptandria. This class 1 



consists of four orders. 

 Seven stamens in each 

 flower. 



ORDERS. 



Mo7iog//nia, Dj/gi/nia, 

 y Trigijnia^Tetragyniaf 

 Pentagt/nia. 



I Monogi/nia, Digynia^ 

 r Tetragyniat Hepta- 

 gynia. 



8. OcTANDRiA. This class con- ->| Monogynia^ Dlgynia, 

 tains four orders. Eight y TiigyniUy Tetragy- 

 stamens in each flower. J nia. 



9. Enneanduia. This class "^ 

 contains three orders, — 

 JSine stamens in each 

 flower. J 



> 



Monogynia, Trigynia, 

 Ilejtagynia. 



10. Decandria. This class 

 contains five orders. Ten 

 stamens in each flower. 

 The plants of this are dis- 

 tinguishable from those 

 belonging to class XVII, 

 by the stamens being all 

 separate. 



Monogynia^ Digynia, 

 V. Trigynia, Peniagy- 

 nia, Decagynia. 



