44 VASCULAR PLANTS. 



calyx, tetrandrous. Ovary 1-locular, 1-ovu- 

 late. Fruit utricular. 



I. DipsaCUS, Tourn. 



Inflorescence capitate. Head oblong. Leaf- 

 lets of the involucre radiate. External calyx 

 quadrangular; internal cyathiform. 



0. thorny. 



Family V. Valerianacese. 



Stipules none. Inflorescence cymose. Calyx 

 pappus-like. Ovary 3-locular, 2 sterile, and the 

 fertile one 1-ovulate. Fruit an akene. 



l. Plectritis, DC. 



Limb of calyx straight, entire, obsolete. 

 Tube of the corolla gibbous ; limb 5-cleft, 2- 

 labiate; triandrous. Akene winged by the 

 persistent, sterile loculi. 



0. flowers rose colored, white. 



Family vi. Caprifoliaceae. 



Leaves opposite; stipules none. 



l. Lonicera, L- 



Calyx limb small, 4-dentate. Corolla tubular 

 or campanulate; limb irregular 5-cleft. Style 

 filiform. Berry 3-locular; loculi few-seeded. 



h . often climbing. 



