MOXOCHLAiTXDEJE. 659 



Not amentaceous. 

 Seeds numerous, parietal .... Datiscacece. 205. 



Seed solitary, axile Helming iacece. 226. 



B. Ovary superior. 



a. Leaves stipulate. 



1. Flowers hermaphrodite. 

 a. Carpel solitary. 



Stipules ochreate Polygona<;ece. 180. 



Stipules distinct Petiveriacece. 188. 



h. Carpels more than one, combined. 

 Seeds exalbuminous. 



Calyx imbricated TJlmacece. 209. 



Calyx induplicate Chailletiacece. 208. 



Seeds albuminous. 



Styles or stigmas 1 . Leaves usually dotted Samydacece. 206. 



Styles or stigmas 2. Leaves not dotted . Ulmaeece. 209. 



2. Flowers unisexual. 

 a. Carpel solitary. 



Cells of anther perpendicular to the filament Slilaginacece. 215 . 

 Cells of anther parallel to the filament. 

 Embryo straight. 

 Sap watery. Stipules small. Seeds 



albuminous Urticacece. 210. 



Sap miliy . Stipules large. Seeds ex- 

 albuminous Artocarpacecs. 213. 



Embryo hooked. 

 Sap watery. Seeds without albumen . Cannahinacece. 211. 

 Sap milky. Seeds with albumen . Moracece. 212. 

 6. Carpels more than one, combined. 

 Flowers amentaceous. 

 Seeds arillate. 



Stamen 1 Lacistemacece. 207. 



Samens more than 1 . . . . Scepacece. 219. 



Seeds not arillate Betulacece. 232. 



Flowers not amentaceous .... Euphorbiacece. 218. 



b. Leaves exstipulate. 



1. Flowers hermaphrodite. 

 a. Carpel solitary. 

 Anther-valves recurved. Leafy . . Lauracece. 199. 

 Anther-valves recurved. Leafless . . Cassythacece. 200. 

 Anthers slit. 

 Leaves covered -uith scales . . . ElceagnacecE. 196. 

 Leaves not scaly. 

 Calyx long or tubular. 

 Hardened at base .... Kyctaginacece. 181. 

 Tube hardened .... Sclei'anthacece. 185. 



Kot hardened in any part. 



Stamens in the points of the sepals Proteacece. 197. 

 Stamens not in the points of the 



sepals Tliymelacece. 194. 



Calyx short, not tubular or but slightly 

 'so. 

 Flowers in involucels . . . Polygonacece. 180. 

 Flowers not in involucels. 

 Calyx dry and coloured . . Amaranthaceoe. 182. 

 Calyx herbaceous, or succulent. 

 Stamens hypogynous, or nearly so Chenopodiacece. 183. 

 Stamens perigyiious . . . Basellacece. 184. 

 &. Carpels more than one, either distinct or 

 combined. 

 Carpels distinct Phytolaccacece. 186. 



UU2 



