94 AN INTRODUCTION 



ORDER III. TETRANDRIA, cornprehending such 

 plants as have jour stamina. This order contains 

 one genus, viz. Nepenthes. 



''ORDER IV. PENTANDBIA, comprehending such 

 plants as have jive stamina. This order contains 

 thi'sie gen* ra, viz Gluta, Ayenia and Passiflora. 



Oiu,' ER V. HEXANDRIA, comprehending such 

 plants as have sir stamina. This order contains 

 two genera, viz. Aristolochia and Pistia. 



ORDER VI. OCTANDRIA, cornprehending such 

 plants as have eight stamina. This order contains 

 only one genus, viz. Scopolia. 



ORDER VII. DECANDRIA, comprehending such 

 plants as have ten stamina. 1 his order contains two 

 genera, viz. Kleinhovia and Helicteres. 



ORDER VIII. DODECANDRIA, comprehending 

 such plants as have twelve stamina. This order 

 contains but one genus, viz. Cytinus. 



ORDER IX. POLYANDRIA, comprehending such 

 plants as have many stamina. This order contains 

 eight genera, viz. Xylopia, Grewia, Pothos, Dra- 

 contia, Calla, Arum, Ambrosinia and Zostera. 



CHAP. XXIV. 



OF THE TWENTY FIRST CLASS MoNOECIA. 



THIS Class consists of such plants as have no 

 hermaphrodite flowers, but bear both male and fe- 

 rn ale 'flowers on the same plant *. The orders of 

 this class are eleven, viz. 



ORDER I. MONANDRIA, comprehending sucli 

 plants as have their male flowers furnished with one 

 stamen. This order contains ten genera, viz. Clara, 



* These are the Androgynous Plants. See Part I. Chap. 21, 



