230 FERNS : BRITISH AND FOREIGN. 



1. Lindsceece. 



Receptacles combined, forming a linear, continuous or inter- 

 rupted marginal sorus, or rarely punctiform or Hnate. Indusium 

 linear or sub-rotund. 



* Receptacles elongated. 

 118. LINDSJEA, Dry. 



Vernation fasciculate, erect or decumbent. Fronds simple, 

 pinnate, or bi-tripinnate ; pinnae 

 oblong, dimidiate, upper margin 

 fertile only ; costa excentric or 

 obsolete. Veins radiating, forked ; 



Genus us. Portion of fertile venules free, their apices com- 

 frond, .rnderside. NO. i. ^ by ^ elongated transverse 



receptacle. Sori linear, continuous or interrupted. Indusium 

 linear, usually shorter than the indusiform margin. 



* Occidental species. 



1. L. reniformis, Dry. in Linn. Trans. 3, t. 7, /. 1 ; Kunze, in 



Schk. Fil. Suppl. t. 16, /. 2. French Guiana.* 



2. L. sagittata, Dry. ; Hook, et Grev. Ic. Fil. t. 87. French 



Guiana. 



3. L. Leprieusii, Hook. Sp. Fil. 1, t. 62 D. French Guiana, 



4. L. falcata, Dry. in Linn. Trans. 3, t. 7,/. 2. Guiana. 



5. L. trapeziformis, Dry. in Linn. Trans. 3, t. 9 ; Hook, et 



Bauer. Gen. Fil. t. 63 A. West Indies and Tropical 

 America. 



6. L. Guianensis, Dry. ; Hook. Sp. Fil. 1, t. 62. Guiana. 



7. L. stricta, Dry. ; Schk. Fil. 1. 114. L. Javitensis, H. B. K. ; 



Radd. Fil. Bras. t. 75, /. 1. L. elegans, Hook. Ic. PI. 

 t. 98. West Indies and Tropical America. 



8. L. crenata, Klot.; Hook. Sp. Fil. 1, p. 208. British 



Guiana. 



9. L. dubia, Spr. ; Hook. Sp. Fil. 1, t. 64 French Guiana. 



** Indian and Malayan species. 



10. L. cultrata, Sw. ; Schk. Fil. 1. 114; Hook, et Grev. Ic. Fil. 



t. 114; Hook. Fil. Exot. t. 67; Lowe's New F&rns, 

 t. 16 B. East Indies. 



* See Appendix to Second Edition. 



