I.INNjF.AN ARTIFICIAL SYSTEM. 139 



77. Trigynia: This order contains those plants of 

 the icosandrous character, which have flowers with three 

 pistils. 



The genus sesuvium, a small foreign family of vegetables, is the 

 only constituent of this part of the class. 



78. Pentagynia : This order lays claim to such 

 plants of the class icosandria, as produce flowers with 

 fire pistils. 



Among the productions of this subdivision we have the medlar- 

 tree, quince, common pear, common apple, crab-apple, mountain 

 ash, Virginian gelder-rose, meadow-sweet, and a large genus of 

 upwards of two hundred species of mescmbryanthemum or fig 

 marygold. 



79. Polygynia: The last order includes all plants of 

 the necessary primary character, which set forth flowers 

 with many pistils. 



Here we are at liberty to search for examples among the beautiful 

 family of roses. Illustrative specimens also present themselves in 

 the raspberry, dewberry, bramble, strawberry, cinquefoils, torment!!, 

 avens or herb-beiinet, and many others. 



CLASS XIII. POLYAMHUA. 



80. Character : The flowers of this class have, as its 

 name implies, many stamens, (that is from twenty to 

 one hundred or more) all inserted into the receptacle. 

 (F.186.) 



The principal natural relations which take place between '.\\K 

 different genera of this class, are by no means inconsiderable. The 

 genera caper tree, and marcgravia, belong to the Liniuean natural 

 order putaminece. Bixa, tilia or lime-tree, and thea, form a part of 

 the order cotumnifcra;. Papaver or poppy,'chelidomium or celandine, 



