AN ENUMERATION OF CULTIVATED FEENS. 223 



14. D. costale, Presl. Asplenium costale, Sw. Diplazium 



fabaefolium, J. 8m. Ms. in Herb. West Indies. 



** Vernation decumbent. 



15. D. sylvaticum, Sw. ; Schk. Fil. t. 85 B ; Lowe's Ferns, 



5, t. 49. Callipteris sylvatica, Bory. Anisogonium 

 sylvaticum, Hook. Gen. Fil. t. 56 B. Asplenium 

 acuminatum, Wall. Diplazium acuminatum, Presl; 

 J. 8m. Cat. Cult. Ferns (1857). East Indies. 



16. D. dilatatum, Blume. East Indies, Malayan Islands. 



17. D. arborescens, Sw.; J. 8m. Cat. Fil. Hort. Kew. (1856). 



Asplenium arborescens, Metten. Fil. Hort. Lips. t. 13, 

 /. 19, 20.- St. Helena. 



18. D. decussatum, J. Sm. ; Lowe's Ferns, 5, t. 50. Asple- 



nium decussatum, Wall. D. Lasiopteris, Kunze. 

 East Indies. 



19. D. Thwaitesii, /. Sm. Asplenium Thwaitesii, A. Br. ; 



Hook. 2nd Cent. Ferns, t. 45. Ceylon. 



20. D. thelypteroid.es, Presl ; Lowe's Ferns, 5, t. 51. Asple- 



nium thelypteroides, Michx. ; Schk. Fil. t. 76 B. 

 North America. T. . 



ft Fronds deltoid, decompound. 



21. D. Pranconis, Lieb. Asplenium J?ra,ncoma,Metten.Asplen. 



p. 66, t. 5, /. 30. Mexico, Jamaica. 



112. SCOLOPENDBIUM, 8m. 



Vernation fasciculate, erect. Fronds simple entire, lobed, or 

 pinnate; frequently abnormally forked, plain, undulate, or with 

 a comose, crested apex ; from 6 inches to 2-3 feet long. Veins 

 forked ; venules free, the superior and inferior branch of each 

 fascicle contiguous, parallel, and sporangiferous on their proxi- 

 mate sides, constituting two linear, confluent sori, each furnished 

 with a linear indusium, the free margins of which connive. 



