100 
TEENS : BRITISH AND FOREIGN. 
* Eliizomes elongated, surculose. Fronds distant. Primary 
veins undefined. 
1. N. rupestris, Spr. ; Hook, et Grev. Ic. Fit. t. 93 ,• Lowe's 
Ferns, 1, t. 20. Polypodium rupestre, It. Br. Cras- 
pedaria rupestris. Link . — Australia. Tr. 
2. N. bicolor, Kaulf.; Hook, et Grev. Ic. Fit. t. 41. — Xew 
Zealand. Tr. 
3. N. adnascens, Kaulf. ; Hook. Gard. Ferns, t. 19. Poly- 
podium adnasceus, Sw. Syn. Fil. t. 2, f. 2. Nipho- 
bolus pertusus, Spr. ; Lowe's Ferns, 1, t. 21. Poly- 
podium pertusum, Iloxb. ; Hook. Exot. Fil. t. 102. — 
East Indies. 
4. N. Lingua, Spr. ; Kunze in Schk. Fil.Supp. t. 63. Loire's 
Ferns, 1, t. 22. Acrostichum Lingua, Thunb. Fil. 
Jap. t. 33 ; Schk. Fil. t. 1. Polypodium Lingua, Sw. ; 
Lang, et Fiscli. Ic. Fil. t. 5. Cyclophorus Lingua, 
JDesv. Polycampium Lingua, Presl. Nipliobolus 
Sinensis, Hort . — East Indies and China. 
** Rhizomes short, ccespitose. Fronds contiguous. Primary 
veins generally evident. 
5. N. Gardneri, Kunze ; Hook. Fil. Exot. t. 68 ; Loire's New 
Ferns, t. 38 B. Polypodium Gardneri, Met ten. Gen. 
Polypodium, p. 129. Niphobolus acrostichoides, Cat. 
Fil. Hort. Kew., non Polypodium (Niphobolus) acro- 
stichoides, Forst . — Ceylon. 
6. N. costatus, Presl. Polypodium costatuin. Wall . — East 
Indies. 
27. CAMPYLONEURUM, Presl. 
Rhizome short and caespitose or elongated, often subhypo- 
geous. Fronds simple or very rarely pinnate, coriaceous, rigid, 
smooth, 1-2 feet high. Veins costeform or undefined, elevated 
