294 PBACTIGAL BOTANY. 



16. Lepidlum.Jj. Pepperwort. Peppergrass. Species i. 



17. Ca2?sella,Yent. Shepherd's Purse. Species: 



Capsella Bursa- Fastoris, Mcench. 



18. Suhularia^ L. Awl wort. Species: 



Suhularia aquatica, L. 



19. Senehiera^ D.C. Wart-Cress. Swine-Cress. Species 2. 



20. Cakile^ Tourn. Sea-rocket. Species: 



Cakile Americana^ Nutt. 

 2\. Eaphanus^li. Radish. Sjyecies : 



Raphanus Raphanistrum^ L. 

 (Wild Radish. Jointed Charlock.) 



ORDER XIII. 



CAPPAI 



Genus : 



1. JPola7iisia, Raf. Species : 



Pokmisia graveolenSy Raf. 



ORDER XIV. 



kesedac^, or mignonettes. 

 Genus : 



1. Reseda^ L. Mignonette. Dyer's Rocket. Species : 



Reseda luteola, L. Dyer's Weed, or Weld. 



ORDER XV. 



violace^, or violets. 

 Genera : 



1. /So^ea, Ging. Green Violet. Species: 



Solea concolor, Ging. 



2. Viola^ L. Violet. Ileart's-ease. Species 18. 



ORDER XVI. 



cistace^, or rock-roses. 

 Genera ? 



1. Helianihemum^ Tourn, Rock-Rose. Species 2. 



2. Hubdsonia^ L. Species 2. 



3. Lechea^ L. Pinweed. Species 3. 



