ARRANGEMENT OF FLOWERS OR INFLORESCENCE 29 



the Snap-dragon, Sweet Clover, and Alfalfa are examples of 

 racemes with a short growth period. Racemes may be terminal 

 or lateral, as in case of Sweet Clover. 



Fig. 30. — A, spike of Rye. B, panicle of Grass. C, flowers of the Hazel 

 with staminate flowers in catkins and the pistillate flowers borne singly. 



Fig. 31. — A, head of Clover. B, close head of Yellow Daisy. 



Raceme-like clusters in which the flowers have very short 

 stalks or none at all are called s-pikes of which the heads of Wheat 

 and Timothy are familiar examples. A special form of the spike 



