EXOGEN^E COROLLIFLOR;E. 



137 



Coffea Arabica. 1. A flower magnified. 2. A section across a ripe fruit. 3. A 

 portion of a seed, stowing the small embryo laid bare in the end of convolute albumen. 



Richardsonia scabra. 1. An ovary with its calyx. 2. A corolla. 3. .A vertical 

 section of a seed, with an erect embryo in copious albumen. 



87. Dipsacete. Herbaceous plants or under-shrubs. 

 Leaves opposite or whorled. Flowers capitate, surrounded 

 by a many-leaved involucre. Calyx superior, membranous ; 

 surrounded by an involucel. Corolla oblique, imbricated. 

 Stamens 4 ; anthers distinct. Ovary 1-celled, with a pendu- 

 lous ovule ; stigma simple. Fruit crowned by the pappus- 

 like calyx, embryo in fleshy albumen. 



