,-j^2 CILICES. 



None of our specimens of this species are more than a foot in 

 height. 



36. ASPLENIUM FURCATUM, TllUlib. 



Asplenium furcatum, Thunb. ex Sw. Syn. ESI. p. 83; Willd. Spec. PI. 5, p. 340; 

 Kaulf. Enum. Fil. p. 174. 



Var. (3. pinnis caudato-acuminatis. 



Hab. Vicinity of Cape Town, Cape of Good Hope. Sandwich 

 Islands. Var. (3. Kaala Mountains, Oahu, Sandwich Islands. 



Our variety ft. with caudate-acuminate pinnae, is the extreme of 

 various forms of the plant from the Sandwich Islands, some of which 

 do not differ from those of the Cape of Good Hope, either in texture 

 or in the form of the divisions of the fronds. 



.37. Asplenium riparium, Sp. Nov. 



A. stipitibus subteretibus antice trisulcatis; fro?idibus bipinnatis ; pinnis 

 alternis petiolatis oblongo-lanceolatis caudato-acuminatis; pinnidis 

 coriaceis .rhomboideo-oblongis acutis basi cuneatis inciso-lobatis latere 

 superiori auriculatis, lobis linear i-oblongis incequaliter dentatis; rhachi 

 paleaceo-hirsuta,; venis radiatis furcatis ; soris angusto-linearibus : ; 

 indusio coriaceo. 



Hab. Mountains near Banos, Luzon, Philippine Islands. 



/Stipes about the thickness of a crowquill, and nearly round, with 

 three shallow grooves in front, chaffy with scattered, short, reticulated 

 scales, which extend to the rhachis. .'Fronds bipinnate, rather rigid, 

 12 to 18 inches in length, together with the pinnce oblong-lanceolate, 

 and contracting gradually into a narrow serrate acumination. Pinmdes 

 numerous, coriaceous, 6 to 8 lines long, rhomboid-oblong or linear- 

 oblong, acute, with an unequally cuneate and incisely lobed base, the 

 lower and superior lobe the largest, irregularly and rather sharply 

 dentate at the point. Sori parallel with the obscure costa, or rising 



