94 F I L I C E S. 



Hab. Near Port Jackson and Hunter's River, New South Wales. 



Plant similar in habit to the preceding species, but of a much 

 larger size, and with oblong, linear-lanceolate, subfalcate pinnae. 



3. Platyloma ternifolia. 



Pteris subverticittata, Sw. Syn. Fil. p. 103 j Willd. Spec. PI. 5, p. 375. 

 P. ternifolia, Cav. ; Hook. & Grev. Ic. Fil. t. 126 (opt.). 



Hab. Banos, Andes of Peru. Sandwich Islands: frequent on 

 mountains. 



At the Sandwich Islands, where our finest specimens were pro- 

 cured, this beautiful species was found inhabiting arid and exposed 

 situations, growing among decomposed lava, and there forming tufts 

 6 to 10 inches in diameter. In ascending Mouna Loa and Mouna 

 Kea, it was observed in great luxuriance at an elevation of 8,000 feet. 



4. Platyloma andromedcefolia, J. Sm. 



Platyloma andromedcefolia, J. Sm. in Hook. Jour. Bot. 4, p. 160. 

 Pteris andromedcefolia, Kaulf. Enum. Fil. p. 188 j Hook. & Am. Bot. Beech. Vov 

 p. 406. 



Hab. Hills in the vicinity of the Bay of San Francisco, California. 



39. ADIANTUM, Linn., J. Sm. 



* Frondes simplices. 



1. Adiantum reniforme, Linn. 



Adiantum reniforme, Sw. Syn. Fil. p. 120 j Willd. Spec. PI. 5, p. 427 ; Kaulf. 

 Enum. Fil. p. 199 j Hook. Spec. Fil. 2, p. 2, t. 71, A. 



Hab. Island of Madeira : in woods and fissures of rocks, in the 

 vicinity of Santa Anna. 



