KXI'LANATION TO PLATE IX. 



KM. 1. Aitlennnlariu antemnnu LiunaMls. I'art of stria :in.l bases of liydrorlailia (.-iil:ired). 

 _>. .iHUiuiHlar'Ki a>it<-iiiiiH. I'art of liydrocladium ( n-r.-atly ciilai-rd |. 



3. .-tnteiiHiilarin ,,nnTi<-<ta Niittins;. I 'art of stein anil liydro.'-.ailia I Milarncd ). 



4. .Intmniilitriti tuiirrirnini. I'art. of liy.lrorhuliuiii I greatly enlarged). 

 :,. Antennnlaria simplef Alhnaii ( i-nlai -geil .1. i After Allmau.) 



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