The inflorescence that looks like a single flower has
(1)Sessile or subsessile flowers borne on a dichasial cyme ending in monochasial cyme
(2)Saucer-shaped receptacle
(3)Gall flowers situated between male and female flowers
(4)Single female flower and a number of male flowers
The inflorescence that looks like a single flower is known as cyathium and has single female flower and a number of male flowers.