NATURAL DIVISIONS. 



ARTIFICIAL DIVISIONS. 



' POLYPETALuE. •< 



CLASS I. 

 VASCULARES, <{ 



OR 



Flowering Plants. 



f 1. Angiospermae. < 



'Sub -Class 1. — Exogenic, or 



Dicotyledonous 



Plants. [ 2. Gymnospenrue 



Tkalamijloree. 

 Calyciflora. 



( Apocarpae. 

 ( Syncarpae. 

 C Apocarpae. 

 ( Syncarpae. 



Sub-Class II. — EndogexjE, orf 1. Petaloideae. 

 Monocotyledo- < 

 nous Plants, f 2. Glumaceae. 



Apetalje. 

 Achlamyde^e. 



k MoXOPETALJE. 



Tripe taloide^e. 

 Hexapetaloide,*. 



SpADICEjE. 



CLASS II. r 



— 1. Filicoideae. 



CELLULARES,<( 2. Muscoideae. 



or 3. Aphyllae. 



Flowcrlcss Plants, f 



