General Key to the Families 



IX 



Fruit a berry; leaves reduced to deciduous 

 scales. 

 Sepals more or less united into a tube. 

 Herb-like trees with large lobed leaves. 

 Fleshy spiny plants with no leaves, or 

 leaves very small. 

 **Ovary inferior, wholly or partly 

 united with the calyx or hypanthium. 

 Ovules several or nvunerous in each cavity of 

 the ovary. 

 Cotyledons spirally convolute. 

 Ovary several-celled; ovules numerous, 



not pendulous. 

 Ovary i-celled; ovules 2 to 5, pendulous. 

 Cotyledons not spirally convolute. 

 Sepals valvate, leathery. 

 Sepals imbricated, or united and falling off 

 like a cap. 

 Ovules I in each cavity of the ovary. 

 Stamens 5; styles 2 to 5. 

 Stamens 4; style i. 



2. Petals more or less united into a gamopetalous 

 corolla (essentially separate in the White Alder 

 Family; wanting in many species of Fraxinus). 

 I. Ovary superior (except in the Huckleberry 

 and Sweetleaf Families). 

 *Stamens mostly free from the corolla, or 

 merely joined to its base, as many as the 

 corolla-lobes and alternate with them, or 

 twice as many, or more. 

 Ovary superior; fruit capsular or rarely drupaceous. 



Pomegranate Family. 

 White Mangrove Family. 



Mangrove Family. 



Myrtle Family. 



Ginseng Family. 

 Dogwood Family. 



Corolla essentially polypetalous; ovary 3-ceIled. 

 Corolla gamopetalous (except in Elliottia); 

 ovary mostly s-celled. 

 Oy^ry inferior; fruit fleshy, a berry or drupe. 

 **Stamens borne on the corolla. 

 fStamens opposite the corolla-lobes and of 

 the same number, or twice as many, or more. 

 Ovary i-celled. 

 Fruit i-seeded; staminodes none. 

 Fruit with several or many seeds; staminodes 

 present 

 Ovary 3- to several-celled. 



Stamens as many as the corolla-lobes. 

 Stamens twice as many as the corolla-lobes. 

 Styles and stigmas 2 to 8, separate; flowers 



imperfect. 

 Styles united; flowers mostly perfect. 

 Stamens in several series. 



White Alder Family. 



Heath Family. 

 Huckleberry Family. 



Myrsine Family. 



Theophrasta Family. 



Sapodilla Family. 



712 

 717 



714 



723 



733 

 73S 



Ebony Family. 



Sweetleaf Family. 



748 



75° 

 765 



767 



77° 

 772 



78s 

 789 



