THE FLOWER. 



55 



you ill the chapter on the calyx. AVhen an assemblage of 

 flowers grows upon a common receptacle surrounded by a 

 sjjaiha, as in the Ethiopian lily, it is a S2mdiz (Fig. 87). 



Fig. 86. 



Fig. 87. 



127. When the flowers arise along the common stem, 

 supported by short peduncles, as in some grasses, they form 

 a S2nke (Fig. 88). A compound spike (Fig. 89), water oats. 



Fig. 88. 



Fig. S9. 



Fig. 90. 



128. When the peduncles are arranged regularly and 

 equally around the stem, as in the hyacinth and hare-bell, 

 they form a raceme (Fig. 90). 



129. When the peduncles are divided and subdivided, 

 as in grasses, they form a panicle (Fig.- 91). When the 

 panicles are very dense, as in lilac, it is a thyrse (Fig. 92). 



1 27. A spike ? Compound spike ? 



12S. A raceme? 



129. Describe a panicle. A ttiyree. A wliorl. 



