CHAEACTER3 OF TlilBES AND GENERA. -i^O 



Sp. A. tenella, (Forst.) {ScM. FiL, t. 16) (v v.) ; A. ra- 

 mosa {Beauv.) {Neph-odium ohliteratum, B. Br. ; A. obli- 

 terata, J. Sm., Ferns, Brit, and For.) (v v.) ; A. altescandens^ 

 J. Sm. {Neplirolepis Hook. Syii. FiL) ; A. heteromorpha, 

 J. Sm. [Folypodmm, Hook, and Grev. Ic. FiL, t. 108) ; A. 

 albo-punctata ( Willd.) {Rook. Fil. Fxot., t. 89 ; Aspidium. 

 Boutonianum, Hook. Ic. PL, t. 931) (v v.) ; A. sub-biaurita, 

 /. Sm. {Neplirodimn, Hook. Sp. Fil) 



The above species are widely scattered, being iadividuall)' 

 represented in Australia, New Zealand, Juan Fernandez, 

 tropical West Africa, and Mascaren Islands, and by A. 

 lieteromorpha in tropical America. 



117.— Ctclopeltis, J. Sm. (1846). 

 Aspidium spi., Hook. Sp. Fil. 



Vernation fasciculate, decumbent. Fronds pinnate, 1 to 

 3 feet high, pinnre entire, falcate, lanceolate, 4 to 9 inclies 

 long, sessile, anriculated at tbe base, articulated with the 

 racbis. Veins two or three times forked, venules free, the 

 lower exterior and interior ones sporangiferous on or below 

 their apices. Eeeeptacles punctiform. Sori round, ti'ans- 

 verse, biserial. Indusium orbicular. 



Type. Aspidium semieordatmn, Sw. 



Illust. Fee, Gen. Fil., t. 22, fig. 2 A ; J. Sm., Ferns, 

 Brit, and For., fig. 80. 



Obs. — This genus is founded upon the Aspidium semi- 

 cordatum of Swartz, a native of the West Indies and some 

 parts of tropical America. It is closely allied to Nepliro- 

 lepis, but differs in the vernation being- fasciculate and 

 decumbent, and not stoloniferous, as also in the sori being 

 transverse biserial. A closely allied species is found in 

 the Malayan, Philippine, and other islands, the principal 

 Q 



