lii CLASSES ASD DIVISIONS OF BRITISH PLANTS. 
Div. II. FLOEID^. 
Page 
Leaves paraJlel-veined. Floral envelopes wliorled 313 
Div. III. GLUMIFEE^. ^ 
Leaves parallel-veined. Floral envelopes imbricate .... 357 
Class III. CRYPTOGAME^ 415 
