192 SYSTEMATIC BOTANY, 



VEGETABLE KINGDOM. 

 Subkingdom I. PHANEROGAMIA. (Flowering Plants.) 



Class I. DICOTYLEDONES. (Exogens.) 

 Subclass i. ANGIOSPEEMIA. 

 Division 1. Polypetalae. 



Series 1. THALAMIELORJS. 



2. CALYCIFLOBjE. 



Division 2. GamopetalaB or Corolliflorae. 

 Series 1. INTERNE or EPIGYN^;. 

 2. STJPEILE. 

 3. DICARPI^E. 



Division 3. ApetalaB or Incomplete. 

 Series 1. SUPERS. 



2. INTERS or EPIGYTO:. 



Subclass ii. GYMNOSPEEMIA. 



Class II. MONOCOTYLEDONS. (Endogens.) 

 Division 1. Petaloideae. 

 Series 1. EPIGYNJE. 



2. CORONABIE^E. 



A. Syncarpiae. 



B. Apocarpiae. 



Division 2. Spadiciflorse. 

 3. Glumiflorae. 



Subkingdom II. CRYPTOGAMIA. (Flowerless Plants.) 

 Class I. CORMOPHYTA. (Acrogens.) 

 Division 1. Vascularia. 

 Series 1. ISOSPOEIA. 

 2. HETEEOSPOEIA. 



Division 2. Muscineae. 



Class II. THALLOPHYTA. (Thallogens.) 

 Division 1. Algae. 

 2. Fungi. 



In the following systematic description of the Natural Orders, the 

 characters of the most important are given at length, with the necessary 

 particulars respecting their affinities, geographical distribution, and the 

 qualities of the more important plants they contain. To most is prefixed 

 a short diagnosis ; and a similar diagnosis, or a few explanatory remarks, 



