-J7Q FILICES. 



52. ASPLENIUM FURCATUM. 



A. stipitibus compressisbasi paleaceis ; frondibus lineari-lanceolatis bipin- 

 natis; pinnis suboppositis pinnatipar litis, laciniis lineari-subspathu- 

 latis 'obtusis, infimis summisque bipartitis ; rhachi compressa alata; 

 soris submarginalibus. 



'Dareafurcata, Willd. Spec. PL 5, p. 297; Blume, Enum. Plant. Jav. fasc. 2, p. 207. 

 Hab. Ovolau, Feejee Islands. 



Kootstock long, filiform. Stipes 2 to 4 inches long, rather com- 

 pressed and angular, chaffy with a few slender paleaB at the base^ and 

 with scattered brown hairs, which extend to the compressed winged 

 rhachis and the segments of the young fronds only. Fronds tufted, 

 about a span long, linear-lanceolate, bipinnate. Pinnm subopposite and 

 deeply pinnatifid. Segments linear, obtuse, the fertile ones subspatu- 

 late, the lower and superior two-parted. Sori submarginal, solitary on 

 the'inner and superior half and towards the points of the segments. 



* * * Frondes tripinnatce. 



53. Asplenium dissectum, Sp. Nov. (Tab. 24.) 



A. stipitibus semiteretibus rhachique sidcatis paleaceo-hirsutis ; frondibus 

 coriaceis tripinnatis; pinnulis ovato-obiongis pinnatifidis, laciniis 

 lineari-oblongis cuneatis bi-tridentatis ; soris lineari-oblongis solitariis 

 rariusve in laciniis geminis. 



Hab. Sandwich islands ; in forests, on the island of Hawaii. 



Kootstock globose. /Stipes half round, grooved in front, 8 to 10 

 inches long, and together with the rhachis paleaceous-hirsute. Fronds 

 coriaceous, from 15 to 18 inches long, and about 12 inches broad, con- 

 stantly tripinnate; the primary divisions ovate-oblong, pinnatifid, with 

 linear-oblong, often subfalcate and cuneate, bi-tridentate segments, 3 lines 

 long and nearly one line broad, bearing single or seldom a pair of 

 linear-oblong sori on each segment. 



