10 Geographical Handbook of Ferns. 



Gymnogramme — continued. 

 Madeira ; on wet roclis near the waterfall of Santa Luzia ; eleva- 

 tion, about 2,600 feet. On the margin of a small stream on the 

 Arrebentao, a little below the summit, the elevation of which is 

 3,844 feet ; also at Ribeiro Frio. Azores, St. Michael's. Hook. Sf 

 Gr. Ic. Fil. t. 1.38. 



G. leptophylla, Desv. Hab. : Madeira ; in the crevices of walls 

 near the church of St. Antonio, on the south side of the island. 

 Canaries ; in the wood of Agua Mausa, above Orotava. Azores, in 

 Fayal. Algeria. Ilooh. ^ Gr. Ic. Fil. t. 25. 

 Acrosticbum. 



A. Squamosum, Sw. Hab. : Madeira ; at Ribeiro Frio ; very 

 sparingly, at the root cf decayed trees, by the levada, or aqueduct. 

 Azores ; abundant in Fayal, Flores, and Pico. 

 Osmunda. 



O. regalis, Linn. Hab. : Azores, in Fayal and Flores. Algeria. 

 Opbioglossum. 



O. lusitaricum, Linn. Hab. : Madeira, Azores. 

 O. yulgatum, Linn. Hab. . Azores, in Flores. 



