CHARACTERS OF TRIBES AND GENERA. 
Sp. P. longifolia (Bl.) (v v.) (Polypodium contiguum, — 
Wall.) ; P. stenophylla (BL) . 
Natives of the Malay and Philippine Islands. 
90. Dictymia, J. Sm. (1846). 
Polypodium sp. R. Br, and Hook. Sp. Fil. 
Surculum short. Fronds simple, linear, or lanceolate, 
coriaceous, smooth, 6 to 18 inches long, half an inch broad, 
Veins reticulated, uniform, obscure. Receptacles punctiform, 
scales. 
Type. Polgpodime attenuatum, R. Brown. 
Fil., p. 57, B; J. Sm. Ferns, Brit. and For., fig. 15. Es 
.. Oss.—On account of the similarity of the venation, — 
Presl associated the typical species of this genus with 
several of the large compound fronded species constituting 
his genus Dictyopteris, which belongs to the division Des- 
. mobrya. In habit the species agree with Phymatodes, but 
. differ in the venation being simply reticulated. 
Sp. D. attenuata (R. Br.) (Polypodium Brownii, Hook. 
Sp. Fil. and Gard. Ferns, t. 80) (v v.); D. lanceolata ` ` 
(Polypodium lanceolatum, A. Cunn. MSS., Dictyopteris — 
attenuata, Hook. and Bauer t. 71, B, not Dictymia atten- ` ` 
uala above given). 
"The first is a native of Australia, the second of New 
Zealand. 
21. Anapettis, J. Sm. (1846). 
Polypodium sp. auct.; Hook. Sp. Fil. 
Bureulum slender: Fronds simple, linear-lanceolate or FC 
Niptical, 1 to 6 inches long, smooth, generally opaque, the 
compital. Sori oval, transverse uniserial, destitute of ` 
Ilust. Hook. and Bauer, Gen. Fil. t. 71, B; Moore Ind. — 
