THE LINNEAN SYSTEM. 



293 



Fig. 285.— Types of the 11th, 12th, 17th, and 2l8t classes of the Liiinean System. 



^ ^ Agrimonia Eupatorkt, whole flower and section of same. 3 Calycanthua, cut through longitudinally. ^ Chi-ysobalanun, 

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

 ' Staminate flower of Midnus communis, s Pistillate flower of Hicimis communis. ^ Staminate flower of Liquidambar. 

 I" Pistillate flower of Liquidambar. " Staminate flower of Croton. '2 Pistillate flower of Croton, both halved. All the 

 figures somewhat enlarged. 



