114 F I L I C E S. 



natis late ovatis rigidis ; pinnis suboptpositis lineari-ensiformibus de- 

 cur rentibus, infimis bi^tripartitis pinnatisve ; rliaclii alata; venis 

 parallelis simplicibus scepiusve furcatis. 



Pteris umbrosa, R. Br. Prodr. PI. Nov. Holl. p. 154; Agardh, Gen. Pterid. p. 13. 



Hab. Port Jackson, New South Wales. 



Fronds broadly ovate, from 12 to 16 inches long, by a foot wide, 

 pinnate. Pinnce nearly opposite, linear-ensiform, from 6 to 8 inches 

 long, about 4 lines broad, somewhat rigid, with faint pellucid dots on 

 the surface, the inferior margin decurrent and forming a broad wing to 

 the rhachis; inferior pair of pinnae stipitate, and either once or twice 

 divided or pinnate. Stipes of a dark brown colour, from 15 to 20 

 inches long, semiterete, trisulcate in front, slightly scabrous. Sori sel- 

 dom interrupted, continuing down along the wings of the rhachis. 

 Veins parallel, prominent, sometimes simple, but usually forked. 



* * * * Frondes pinnatce (pinnis inferior ibus bi-tripartitis). 



8. Pteris crenata, Sw. 



Pteris crenata, Sw. Syn. Fil. p. 96 & 290; Willd. Spec. PI. 5, p. 373; Blume, 

 Enum. Plant. Jav. p. 209 ; Agardh, Gen. Pterid. p. 14. 



Hab. Tahiti, Society Islands. Samoan, Feejee, and Philippine 

 Islands; frequent. 



Near the sea-coast, and particularly in the vicinity of native villages 

 and dwellings : very abundant in shady situations. 



9. Pteris nemoralis, Willd. 



Pteris nemoralis, Willd. Spec. PI. 5, p. 386; Blume, Enum. Plant. Jav p 210- 

 Agardh, Gen. Pterid. p. 25. 



Hab. Tahiti, Society Islands. Samoan, Feejee, and Philippine 

 Islands. 



