AGAMIC. 179 



CLASS IV. PHANEEOaAMIC GYMNOSPEEMS. 



9th Family. CYCADE^J. 

 10th Family. CONIFEKJG, the fir tribes. 



CLASS V. MONOCOTYLEDONOUS PHANEEO- 

 G-AML2E. 



llth Family. NAIADES. 



12th Family. PALMS. 



13th Family. LILIACEJE, the lily tribe. 



14th Family. 



CLASS YI. DICOTYLEDONOUS PHANEEO- 

 GAML3E. 



15th Family. AME^TACE^;, the birch tribe. 

 IGth Family. JUGLAJTDE^, the walnut tribe. 

 17th Family. ACERIKEJE, the sycamore tribe. 

 18th Family. NYMPHEACE^E, the water-lily tribe. 



CLASS I. AGAMIJ2. 



The first class, that of agamice, so called from a privative, 

 and yapos, marriage, because 

 no organs have been disco- 

 vered which distinguish them 

 as male and female flowers, 

 comprises the first family, 

 that of the confervas, and the 

 second that of the algtf, or 

 sea-weeds, some few of each 

 being found in a fossil state. 

 "We subjoin from Brongniart 

 a figure of fucoides targionii 

 discovered by Dr. Mantell in 

 the glauconite, or fire-stone 

 of the chalk formation. 



N 2 



