292 



THE DAISY FAMILY. 



zontally, forming a shallow cup. (Fig. 162.) Sometimes these hairs 

 are fringed with still finer ones ; and in some genera they are elevated 

 upon a pillar, as represented in Fig. 163. The fruits of the daisy, the 

 sunflower, the marigold, and many others, are destitute of crown 



Fig. 162 

 Sessile pappus. 



Fig. 161. 

 Receptacle. 



Fig. 163. 

 Stalked pappus. 



entirely ; while in others, such as the Bidens and the Tagetes, it con- 

 sists only of a few stiff bristles. (Fig. 165.) The hairs are in reality 

 the enlarged calyx, which remains, as in the gooseberry, till after the 

 fruit is ripe. Technically, this elegant little crown is caUed the 



Fig. 1C4. 

 Ligulate floret (magnified). 



Fig. 165. 



Floret of Bidens 



(magnified) 



Fig. 166. 

 Tubular floret (magnified). 



"pappus." It enables the wind to bear the fruits away rapidly, and 

 to a long distance ; and when all have been carried off, we see excel- 

 lently the character of the "receptacle" or cushion on which they 

 were seated, viz., that it is only the distended apex of tlic flower-stalk. 

 (Fig. 161.) 



