101 



FERNS : BRITISH AND FOREIGN. 



79. NEPHROLEPIS, Scliott. 



Vernation fasciculate, erect, stolcniferous. Fronds pinnate, 

 lineai-, 1-G feet long; pinnsB numerous, 

 oblong or linear-lanceolate and falcate, 

 entire, dentate or deeply crenate, upper side 

 of the base auriculated, sessile, articulated 

 to the rachis. Veins forked; venules free, 

 clavate, the lower exterior one fertile. Sori 

 terminal, round, sub-marginal, transverse 

 uniserial. Indusmm reniform or nearly 

 orbicular (as in figure), sometimes equal 

 and conniving with the soriferous crenule, 

 forming a marginal bilabiate cyst. 



1. K". pectinata, Scliott ; Lowe's Ferns, 7, 

 t. 18. Aspidium pectinatum, 

 IVilhl. Aspidium trapezoides, 

 Schh. Fit t. 29 B. Aspidium 

 Schtuhrii, Link. — Tropical 

 America. 



2. N". undulata, J. Sin. ; Lowe's Fei-ns, 7, 

 t. 20. Aspidium undulatum, Sw. — 

 West Africa. 



3. N. tuberosa, Presl; Lowe's Ferns, 7, 

 t. 25. Aspidium tuberosum, Bonj. 



Genus 79.— Pinna of Nephrodium edule, L. Lon. — - 



feiti'c frond, under -m . x -,■ 



side No, 5. East Indies. 



4. K. exaltata, Scliott, Gen. Fil. t. 3 ; Hoolc. Gen. Fil. t. 35 ; 



Lowe's Ferns, 7, 1. 19. Polypodium exaltatrn, L inn. ; 

 (Plum. Fil. t. 63). Aspidium exaltatum, \xw. ; Sclih. 

 Fil. t. 32 B ; Eacld. Fil. Bras. t. 46. Nephrodium 

 exaltatum, B. Br. — Tropical America. 



5. W. ensifolia, Fresl; Lowe's Ferns, 7, t. 22. Aspidium 



ensifolium, Siu. ; Sclih. Fil. t.32. Aspidium acutum, 

 Sw. ; Sclih. Fil. t. 31. Nephrolepis platyotis, Kunze ; 

 Metten. Fil. Hort. Lips. t. 26,/. 1. — Tropical America 

 and Java. 



6. N. hirsutula, Presl; Lowe's Ferns, 7, t. 21. Aspidium 



hirsutulum, Sw. ; Schh. Fil. t. So. Lepidoneuron hir- 

 sutulum, Fee. Aspidium pilosum, Ling, et FiscJi. 

 Fil. t. 16.— East Indies. 



