2 A3 



FERNS I BKITISH AND FOKEIGN. 



pinnatifid, ultimate divisions small, ovate, orbicular, and often 

 revolute or larger, linear and plane. Veins simply or pinnately 



Genus 13<J. Portion of barren frond, under side. No. 9: 



forked ; venules free, the exterior one fertile. Sort punctiform, 

 terminal or medial. Sporangia few, 2-8, superficial or immersed. 



* Ultimate divisions small, concave or cucullate. 

 (Eugleichenia.) 



1. G. microphylla, E. Br. ; Lowe's Ferns, 8, t. 47. New 



South Wales and Tasmania. 



2. G. dicarpa, B. Br.; Hook. 8p. Fil 1, t.l C ; Kunze, Fil 



t. 70 ; Lowe's Ferns, 8, t. 48. Tasmania, 



3. G. semivestita, Lalill. Sert. Nov. Caled. t. 11 ; Lowe's 



Ferns, 8, t. 54 ; Hook. Sp. Fil 1, t. 2 A. New Cale- 

 donia and Malacca. 



4. G. hecistophylla, A. Cunn. ; Hook. Sp. Fil. 1, t. 2 B ; 



Lowe's Ferns, 8, t. 52. New Zealand. 



5. G. rupestris, B. Br. ; Hook. Sp. Fil. 1, t. 1 B ; Lowe's 



Ferns, 8, t. 35. New South Wales. 



6. G. alpina, B. Br.; Hook, et Grev. Ic. Fil. t. 58. Tasmania. 



7. G. speluncse, B. Br.; Hook. Sp. Fil. 1, t. I A; Lowe's 



Ferns, 8, t. 94. New South Wales and Tasmania. 



** 



Ultimate divisions plane. (Mertensia, Willd.) 



8. G. flabellata, B. Br. ; Lalill. Sert. Nov. Caled. 1. 12 ; Lowe's 

 Ferns, S, t. 50 ; Hook. Fil. Exot. t. 71. Mertensia 

 flabellata, J. Sm. Australia and Tasmania. 



