LINNJ2AN CLASSIFICATION. 169 



SEVENTEENTH CLASS 31 . 



Flowers with the filaments of all 

 the stamens united into two bundles. 

 If there are five stamens, they be- 

 long to the first order 8 ; if six sta- 

 mens, to the second order H , as 

 fumitory ; if eight stamens, to the third order '% as 

 milk wort ; if ten stamens, to the fourth order l7 , as 

 pea, broom, clover, and laburnum. 



EIGHTEENTH CLASS 3 '. 



Flowers with the filaments of all the 

 stamens united into three or more bun- 

 dles. If there are from twelve to twenty- 

 five stamens unconnected with the flower- 

 cup, they belong to the first order 19 , as the orange 

 tree ; if the bundled stamens are inserted in the cup, to 

 the second order 21 ; and if there are more than twenty- 

 five stamens unconnected with the flower-cup, to the 

 third order 22 , as in St. John's wort. 



V. Flowers with Stamens united by their Anthers. 



NINETEENTH CLASS* 3 . 



Flowers composite, with all the an- 

 thers in a floret united into a tube, 

 while their filaments are not united. 

 If all the florets are equal, they belong 

 to the first order 34 , as thistle and dan- 



(31) In Latin, Diadelphia. (32) In Latin, Polyadelphia. 



(33) In Latin, Syngenesia. (34) In Latin, Polygamia aquaUs, 



