710 



BOTANY 



PART II 



ision in the 



incision 



corolla. The normal position is assumed by torsion of the whole 



FIG. Ttl.Citrullus colocynthis (I nat. size). 1, Shoot with male and female flowers. 2, Apex of a 

 shoot with a male flower-bud and tendrils. 3, Male flower with corolla spread out. k, Female 

 flower cut through longitudinally. 5, Young fruit cut transversely. OFFICIAL. 



flower through 180 or inversion of the flower (Fig. 777). In Britain Lobelia 

 Dortmanna, an aquatic plant of northern regions, has a similar habit to Litorella. 

 OFFICIAL. Lobelia inftata from N. America (Fig. 778) yields LOBELIA. 



