LINXEAN CLASSES AND ORDERS. 45 



6. Hejcagynia : ex. Water-soldier, or Aloe, (Stra- 



tiotes.) 



7. Polygynia : ex. Crow-foot, (Ranunculus) and 



Marsh-marygold, (Caltlia.)* 



FOURTEENTH CLASS.— Didynamia. 



Stamens 4, two long and two short. Flowers 

 united. Corolla ringent or personate. Orders 2. 



Gymnospennia : seeds naked. Angiospermia : 

 seeds enclosed in a distinct capsule. 



1 . Gymnospermia is subdivided thus : 



Calyx commonly five cleft : 

 Ex. Dead-nettle, (Lamium) and Wound-wort, 

 (Stachys.) 



Calyx two-lipped : 

 Ex. Thyme, (Thymus) and Wild Balm, (Melittis.)t 



• The genera of this artificial, constitute the natural order 

 Raminculacece. 



t A new arrangement of the genera in this order, all of which are of 

 the natural order Lribmfa; appears in Hooker's second edition of 

 the British Flora. 



