222 
FERNS : BRITISH AND FOREIGN. 
Date ; venules free, sporangiferous on Loth sides, constituting 
binate linear sori. Indusium plane, binate. 
* Vernation erect. 
f Fronds simple. 
1. D. plantagineum, Sic.; Settle. Fil. t. 15; Lodd. Bot. Cal. 
1588 ; Lowe's Ferns, 5, t. 46. Asplenium planta- 
gineum, Linn. Diplazium acuminatum, Badd. Fil. 
Brass, t. 57,/. 2. — Tropical America. 
ft Fronds pinnatijid. 
2. D. Zeylanicum, J. Sm. Asplenium (Eudiplazium) Zey- 
lanicum, Hook. Sp. Fil. 3, p. 237 ; Hook. 2nd Cent. 
Ferns, t. 16. — Ceylon. 
tft Fronds pinnate. 
3. D. grandifolium, Sw. — Tropical America. 
4. D. juglandifolium, Sw.; Schk. Fil. t. 85 ; Hook. Fil. Exot. 
t. 100. Asplenium jnglaudifolium, Lam . — Jamaica 
and Venezuela. 
5. D. alternifolium, Blame ; Hook. Fil. Exot. t. 17. Asple- 
nium alternifolium, Hetten. Fil. Hort. Lips. t. 12, 
/. 1-2. Diplazium integrifolium, J. Sm. Cat. (1857); 
in Herl. J. Sm . — Java. 
+++t Fronds lipinnatifid or lipinnate. 
6. D. Shepherdi, Link. Asplenium Shepberdi, Hort, Dipla- 
zium ambiguum, J. Sm. Cat. Cult. Ferns (1857); 
Lowe's Ferns, 5, t. 47. — West Indies. 
7. D. coarctatuxn, Link. D. Shepberdi, Presl. — Brazil. 
8. D. striatum, Presl; Lowe's Ferns, 5, t. 48. Asplenium 
striatum, Linn. (Plum. Fil. t. 18, 19). — Tropical 
America. 
9. D. expansum, Willd. D. subalatum, Hew. — Tropical 
America. 
10. D. diversifolium, Wall. Herl. ( fide spec, in Herl. J. Sm.). 
— East Indies. 
