VASCULAR PLANTS. 53 



Family xiii. Verbenaceae. 



Didynamous. Ovary undivided. Fruit dru- 

 paceous or baccate, or splitting at length into its 

 component parts (nutlets). 



1. Verbena, L. 



Calyx 5-cleft. Corolla salver-shaped. Fruit 

 at length splitting into 4, 1-seeded nutlets. 



0. 2f. *>. 



2. Lippia, L. 



Fruit 2-locular, splitting into 2, 1-seeded 

 nutlets. 



. U- ^ • flowers white, pink. 



Family xiv. Plantagineae. 



Calyx with four sepals, persistent. Corolla 

 gamopetalous, 4-cleft, scarious. Stamens four, 

 alternate with the lobes of the corolla; anthers 

 versatile. Style 1. 



1- Plantago L. 



Flowers bracteate, in spikes. Ovary 2-locu- 

 lar (spuriously 4-lobed). Fruit a capsule, 

 transversely dehiscent. . U . 



ORDER VI. PERSONALES. 



Corolla gamopetalous, irregular, its lobes not 

 corresponding in number to the number of sta- 

 mens which are inserted into its tube. Ovary 



