100 FEENS : BEITISH AND FOEEIGIT. 



* IlMzomes elongated, swculose. Fronds distant. Primary 

 veins undefined. 



1. N. rupestris, 8pr. ; Hooh. et Grev. Ic. Fil. t. 93 ; Lowe's 



Ferns, 1, t. 20. Polypodium rupestre, JB. Br. Cras- 

 pedaria rupestris, lAnh. — Australia. Tr. 



2. N. bieolor, Kaulf.; HooJe. et Oreo. Ic. Fil. <. 44.— New 



Zealand. Tr. 



3. N. adnascens, Kaulf. ; SooTc. Oard. Ferns, 1 19. Poly- 



podium adnascens, Sw. 8yn. Fil. t. 2, /. 2. Nipho- 

 bolus pertusus, Spr. ; Lowe's Fei-ns, 1, t. 21. Poly- 

 podium pertusum, Boxb. ; Hook. Exot. Fil. t. 162. — 

 East Indies. 



4. ■ N. Iiingua, Spr. ; Kunze in ScKk. Fil. Supp. t. 63. Lowe's 



Ferns, 1, t. 22. Aorostichum Lingua, Thunh. Fil. 

 Jap. t. 33 ; ScKk. Fil. t. 1. Polypodium Lingua, Sw. ; 

 Lang, et Fisch. Ic. Fil. t. 5. Cyclopliorns Lingua, 

 Lesfo. Polycampium Lingua, Presl. Niphobolus 

 Sinensis, Hort. — East Indies and China. 



** Rhixomes short, cmspitose. Fronds contiguous. Primary 

 veins generally evident. 



5. W. Gardner!, Kun^e ,- Hook. Fil. Exot. t. 68 ; Lowe's New 



F&rns, t. 38 B, Polypodium Gardneri, Metten. Oen. 

 Pohipodiwrn, p. 129. Niphobolus acrosticlioides. Gat. 

 Fil. Hort, Kew., non Polypodium (NiphoboluS) acro- 

 sticlioides, Foist. — Ceylon. 



6. N". costatus, Presl. Polypodium costatum. Wall. — Bast 



Indies. 



27. CAMPYLONETTRUM, Presl 



Rhizome aliort and csespitose or elongated, often subhypo- 

 geous. Fronds simple or veiy rarely pinnate, coriaceous, rigid, 

 Bpiooth, 1-2 feet high. Veins coBtseform or undefined, elevated 



