DICOTYLEDONES 231 



Order 146. Samydaceae. 



147. Homaliacese. 



148. Loasacefe. 



149. TurneracesE. 



150. Passifloracese. 



151. Malesherbiaeese. 



152. Papayaceae. 



153. Cuourbitaoese. 



154. Begoniaoeee. 



155. Datiscaoese. 



Cohort 4. — Ficoidales. 



Characters. — Stamens generally numerous, epigynous or 

 perigynous. Leaves simple when present ; exstipulate. Stem 

 usually fleshy. 



Order 156. Caotacese. 



157. Mesembryanthaceae or Ficoidacese. 



Cohort 5. — Umbellales. 



Characters. — Stamens few, epigynous. Gyncecium syn- 

 oarpous, ovary inferior, ovules solitary, pendulous ; styles sur- 

 rounded at the base by an epigynous disc. Seeds albuminous. 

 Leaves exstipulate. 



Order 158. Umbelliferte. 



159. Araliaceae. 



160. Cornacese. 



161. Garryaceae. 



162. Alangiaoeae. 



Sub-Class III. — GrAMOPETAL^ OR CoROLLIFLOEjE. 



The petals are coherent and the stamens are in nearly all cases 

 attached to the tube of the corolla. Ovary usually synoarpous. 

 This sub-class is divided by Bentham and Hooker into 8 series, 

 each comprising Cohorts and Natural Orders as under : — 



Series 1. — Infee^e or EpiGYNa:. 

 Ovary Inferior. 



Cohort 1. — Suhiales. 



Characters. — Stamens epipetalous and alternate with the 

 lobes of the corolla. Ovary 1- or more-ceUed, but usually 2- 

 Celled. Cells of the ovary with 1 — many ovules. Seeds 

 a,lbuminous. Leaves generally opposite. 



