THE FLOWER. 131 
arranged in a corymb.. In the Carrot and Chervil, Fig..151, the 
umbels rising from the summit of the stem, each pedicel has an 
umbel on its summit, when they become a compound umbel. In 
the Privet, and the Vine, Fig. 152, the inflorescence is formed of 
small clusters, being again arranged in larger clusters, or panicles. 
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Fig. 153.—Compound spike of Wheat. Fig. 154.—Dichétomous cyme of Centaury. 
In the Wheat-plant, Fig. 153, the ears*are grouped in spikes. 
There are, then, compound corymbs, compound umbels, compound 
clusters, or panicles, and compound spikes. 
Tn every case hitherto mentioned, the number of flowers of the 
Same generation are indeterminate in each group. This will 
not be the case in the following instances. 
2 
