166 



WEEDS AND USEFUL PLANTS. 



1. FE'DIA, L. COEX-SALAD. 



[Origin of the name obscure.] 



Calyx-teeth 3 - 5 or obsolete. Fruit 3-celled, — two of the cells empty, 

 the other one 1-seeded, cellular-gibbous on the back. Leaves spatulate- 

 oblong ; flowers in dense cymules. 



1. F. olito'ria, Vahl. Fruit compressed, oblique, — the fertile cell with a 

 corky mass at the back, the sterile ones often confluent ; flowers pale 

 blue. 



PoT-HEED Fedia. Lamb's Lettuce. Corn Salad. 



Fig. 115. The Carolina Pink (Spigelia Marilandica) . 



