36 
Section ITI. TrichoManes, 3 Sm. 
67. Trichomanes, Linn. 
1. T. radicans, Sw. T. brevisetum, R. Br.; Hort. Kew. 
2. T. quercifolia, Hook. et Grev. Ic. Fil. t. 115. 
Has. Jamaica. Introduced by Mr. W. Purdie in 1844. 
3. T. spicatum, R. Hedw. T. elegans, Rudge (in part) Hook. Ex. Fl. t. 52. 
Has. Jamaica and other West India is ands. Introduced by Mr. W. 
Purdie in 1844. 
68. HymMenopHyiiumM, Sm. 
1. H. Tonbridgense, Sm.; Hort. Kew. 
2. H. Wilsoni, Hook. Engl. Bot. Supp. t. 2686. 
Has. Britain and many other parts of the world. 
Section IV. Dicxsonra, J. Sm. 
69. Srrotoprum, Desv.; J. Sm. 
Dicksoniz sp. Sw.; Hook. 
‘1. S. punctilobum, J. Sm. Nephrodium punctilobum, Mich. Dicksonia 
pubescens, Schk. Crypt. t. 131. 
Has. North America. Cultivated in 1822. 
2. S. adiantoides, J. Sm.; Plum. Fil. t. 30. 
a West Indies. Brazil and other parts of South America. Raised 
in 
3. S. davallioides, J. Sm.; R. Br. 
Has. New Holland. ‘Rained 3 in 1833. 
a S. rubiginosum, J. Sm.; Kaulf. 
Has. Brazil. Raised in 1841. 
70. Batantium, Kaulf; J. Sm. 
1, B. Culeita, Kauif; J. Sm.; Hort. Kew. 
71. Drcxsonta, L’ Herit. 
1. D. arborescens, D’ Herit.; Hort. Kew. 
2. D. Antarctica, Ladill. FU. Nov. Holl. t. 249. 
Has. New Holland. Introduced by A. Cunningham, Esq., in 1824. 
3. D. squarrosa, Sw.; Schk. Crypt t. 130. 
ey New Zealand. Introduced by Mr. J. Bagerly, in 1842, 
4. D. dissecta, Sw.; Hort. Kew. 
72. Crsorrom, Kaulf.; J. Sm, 
1. C. Barometz, J. Sm. Aspidium Barometz, Hort. Ang/. Cibotium glau- 
cescens, Kunze in Schk. Crypt. Suppl. t. 31. 
