INTRODUCTION. 



lxxi 



Fruit, indchiscent. 

 Stamens distinct 

 Stamens cohering al iii> base J 

 in a fleshy cup - \ 



Ovules definite, pendulous 



Ovarium 1-oelled, with a central 

 columna placenta. 

 ■ Stamens monadelphous. Fruit ? 

 dehiscent - - S 



Stamens distinct. One of the ) 

 sepals spurred - - \ 



Ovules indefinite 

 Flowers symmetrical. (That is, the segments 

 of the calyx, the petals, and the stamens, 

 regular multiples of each other.) Isomeric*,. 

 Embryo coiled round mealy albumen 

 Embryo straight, or a little curved; albu- 

 men, if present, not mealy. 



Stamens combined in a long tube ; 

 anthers subsessile. 



Seeds definite, not winged ; an- ) 

 thers all fertile - -J 



Seeds indefinite, winged ; anthers ) 

 partly sterile - - \ 



Stamens distinct, except at the base ; 

 anthers with long filaments. 

 Seeds indefinite. 



Embryo minute, in fleshy al- > 

 bumen - - S 



Embryo in the axis of fleshy ) 

 albumen - $ 



Embryo destitute of albu- 

 men. 

 Fruit drupaceous. Trees 

 Fruit capsular. Herbs 

 Seeds definite. 

 Ovarium deeply lobed, with the style arising from the base of ) 

 the carpella, which are seated on a succulent receptacle $ 

 Ovarium not seated on a succulent receptacle. 



Ovula erect - - 



Ovula pendulous. 



One of the sepals spurred 

 None of the sepals spurred. 

 Leaves with pellucid dots. 



"Fruit succulent - - - - 



Fruit capsular or drupaceous. 

 Flowers unisexual 

 Flowers hermaphrodite. 



Endocarp not separable from the sarco- 



carp - 

 Endocarp separating from the sarcocarp as ) 

 a 2-valved coccus - - - S 



Leaves without pellucid dots. 

 Fruit 1-celled 

 Fr uit many-celled. 



Stamens arising from hypogynous scales. 

 Leaves opposite, with stipulw 

 Leaves exstipulate 

 Stamens immediately hypogynous. 

 Cotyledons shrivelled 

 Cotyledons flat. 



Styles distinct. Stigmas capitate 

 Styles concrete, or nearly so. 



Seeds without albumen. Connec- t 



tivuin small - 5 



Seeds with albumen. Cbnnectivum ) 



dilated - - S 



105. 

 IOC. 



121. 



123. 



95. 

 143. 



Meliacea:. 

 Cedreleje. 



PtTTOSl'OllEvE. 

 OxALIDEJE. 



Bkexiaoeje. 

 Elatineje. 



118. Ochnaceje. 



104. 

 125. 



108. 

 114. 



116. 

 115. 



VlTES. 

 HyDROCEKEjE. 



aurant1ace.*. 

 Xanthqxyleje. 



RuTACEjE. 

 DlOSMEjE. 



102. ERYTHROXYLE.E. 



119. 



120. 



122. 

 139. 



103. 

 107. 



Zygophylle*. 



SlMAKUBACEiE. 



Geraniaceje 



LlNEJE. 



MalPIGHIACEjE. 



Humuuaces. 



