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Explanation of plate 30 



Cichorium Intybus 



1. Head with petals fully expanded; stigmas beginning to protrude. 



2. Stigmas extended and recurved. 



3. Closed head; about two hours later than fig. 2, 



4. As no. I, with petals cut away. 



5. As no. 2, with petals removed, showing pollen masses more plainly. 



6 to II. Individual flowers showing stages in the development of stigma from time 

 of opening (no. i) to closing (no. 3) of heads. 



V 



>^'- 



