72 Aft INTRODUCTION 



rum, Halesia, Tomex, Rhizophora, Apactis, Garci- 

 nia, Crataeva, Triumfetta, Eurya, Peganum, Nitra- 

 ria, Vatica, Canella, Portulaca, Cuphea, Lythrum, 

 Ginora, Blakea, Befaria, Bassia, Decumaria, and 

 Gethyllis. 



ORDER II. DIGYNIA, comprehending such plants 

 as have ftvo Styles. Of this orcLr are two genera, 

 viz. Heliocarpus, and Agrimonia. 



ORDER III. TRIOYNIA, comprehending such 

 plants as have three Styles. This order contains six 

 genera, viz. Reseda Euphorbia, Aristotelia, Visnea, 

 Tacca, and Pallasia. 



ORDER IV. PI-NTAGYNIA, comprehending such 

 plants as have five Styles ; of which there is one 

 genus, viz. Glinus. 



ORDER V. DODECAGYXIA, comprehending such 

 plants as have twelve Styles. Of which there is one 

 genus, viz. Sempervivum. 



CHAP. XV. 



OF THE TWELFTH CLASS IcOSANDRIA*. 



THIS Class consists of such plants as bear herma- 

 phrodite flowers, of the following characters, viz. 

 1. A calyx monopetalous and concave. 2. The co- 

 rolla fastened by its claws to the inner side of the 

 calyx. 3. The stamina twenty or more. As the 

 number of stamina in this class, notwithstanding its 

 title is not limited, an attention must be had to the 

 two first characters, to distinguish the flowers from 

 those of the next class, with which they might other- 

 wise be confounded. The orders are five, viz. 



* This class furnishes the fruits most in esteem. 



