10 GJ1ETNER WILLDENOW. [BOOK i. 



3. Coccum, a pericarp of dry elastic pieces or coccules, as in 



Diosma, Dictamnus, Euphorbia. 



4. Drupa, an indehiscent pericarp with a variable rind, very 



different in substance from the putamen, which is bony, 

 as in Lantana, Cocos, Sparganium, Gaura, &c. 



5. Bacca, any soft pericarp, whether succulent or otherwise ; 



provided it does not dehisce into regular valves, nor con- 

 tain a single stone adhering to it. Of this the following 

 are kinds : 



a. AcinuSj a soft, succulent, semi-transparent, unilocular 



berry, with one or two hard seeds ; as the Grape* 

 Rivina, Rhipsalis, Rubus, Grossularia, &c. 



b. Pomum, a succulent or fleshy, two- or many-celled 



berry, the dissepiments of which are fleshy or bony* 

 and coherent at the axis ; as Pyrus, Cratsegus, Cydo- 

 nia, Sapota, and others. 



c. Pepo, a fleshy berry, with the seeds attached at a dis- 



tance from the axis, upon the parietes of the peri- 

 carp ; as Cucumis, Stratiotes, Passiflora, Vareca, and 

 others. 



To the term bacca, all other succulent fruits are referred 

 which do not belong to Acinus, Pomum, or Pepo; as 

 Garcinia, Caryophyllus, Cucubalus, Hedera. 



6. Legumen, the fruit of Leguminosae. 



7. Siliqua and Silicula, the fruit of Cruciferae. 

 WILLDENOW defines those employed by him in the follow- 

 ing manner : 



1. Utriculus, a thin skin enclosing a single seed. Adonis, 



Galium, Amaranthus. 

 . Samara, a pericarp containing one seed, or at most two, 



and surrounded by a thin membrane, either along its 



whole circumference, or at the point, or even at the 



side. Ulmus, Acer, Betula. 



3. Folliculus, an oblong pericarp bursting longitudinally on 



one side, and filled with seeds. Vinca. 



4. Capsula, a pericarp consisting of a thin coat containing 



many seeds, often divided into cells, and assuming 

 various forms. Silene, Primula, Scrophularia, Euphor- 

 bia, Magnolia. 



