70 



INFLORESCENCE. 



upon an expanded receptacle on the summit of the stem. 

 {Fig. 108.) 



Each little flower comprising a capitulum is called a floret. 

 The florets are often very different in appearance, some consist- 

 Fig. 108. 



a. Ray florets, ft. Disk florets. 



ing of a ligulate or flattened limb, arranged around the circum- 

 ference like the petals of other flowers, and are called ray 

 florets, as are seen in the Sun-flower (Fig. 109), while the 

 central are usually tubular and unconspicuous, and are called 



Fig. 109.— Disk Floret. Fig. 110.— Ray Floret. 



a. Limb. /.. Style, c. Stamen tube, 

 ret or pappus, e. Acheuium 

 or MML 



a. Corolla, ft. Style, c. Stamen tube. 

 d. Pappus, e. Achenium. 



What is a floret ? What are ray florets ? 





