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BRITISH PLANTS 



The collection of small flowers into conspicuous masses 

 is brought about by different plants in different ways. 

 In entomophilous flowers the massed inflorescence is an 



PiQ. 81. — ^DlAQEAM OV CoMPOTJlTD UmBEL. 



advantage, because the whole cluster can be pollinated 

 by a single insect during one visit, and in wind-pollinated 

 flowers the chances of pollination are improved if the area 

 is increased by multiplying the number of flowers. 



