Portion of fertile Frond— under side. 



ALSOPHILA PBUINATA. 



Kaulfuss. Hooker. Kunze. Moore. Linnaeus. 

 Presl. Martens and Galleotti. Klotzsch. Fee. 



Mettenius. 



PLATE LXVI. VOL. VIII. 



Polypodium pruinatum, 



glaucum, 

 cinereum, 

 griseum, 

 ccesium, 

 Cyathea discolor, 

 Lophosoria pruinata, 

 " discolor, 



" affinis, 



" polypodioides, 



Alsophila cinerea, 

 " affinis, 



" DecTceriana, 



Trickosorus glaucescens, 

 " frigidus, 



SwARTZ. WlLLDENOW. SPRENGEL. 



Desvaux. Kaulfuss. Presl. 



Swartz. 



Cayanilles.? 



SCHKUHR. 



Presl.? 



Boey. Fee. 



Presl. J. Smith. 



Presl. 



Presl. Kunze. 



Presl. 



Martius. 



Fee. Schott. 



Klotzsch. Kunze. 



Liebmann. 



LlEBMANN. 



AUopldla — From alsos, a grove, aud pliilos, to live, alluding to the 



habitat of the Ferns. Pruinata — Like hoar-frost, in reference to 



the glaucous under side of the frond. 



