THE LINNEAN SYSTEM. 



293 



Fig. 285.— Types of the Uth, 12tli, 17th, and 21st classes of tlie Linnean System. 



1, 2 Agrimonia Eupatona, whole flower and section of same, s Calycanthtis, cut through longitudinally. * Chrysobalanus, 

 longitudinal section of flower, s Fumaria officinalis, whole flower. « The same flower after the removal of the petals. 

 ' Staminate flower of Ricinus couimunis. 8 Pisiillate flower of Ricinus communis. 9 Staminate flower of Liquidambar. 

 w Pistillate flower of Liquidambar. n Staminate flower of Croton. 12 Pistillate flower of Croton, both halved. All the 

 figures somewhat enlarged. 



