150 FERNS: BRITISH AND FOREIGN. 



/3 intermedium, Hook. Brit. Ferns, t. 11. Polypodium 

 aculeatum, Linn. Aspidium aculeatum, Sw.; Schk. 

 Fil. t. 39 ; Eng. Sot. 1562. 



Var. lobatum, Lindl. and Moore s Brit. Ferns, 

 t. 11. Polypodium lobatum, Huds. Aspidium 

 lobatum, Sw.; SchJc. Fil. t.40. Polystichum lobatum, 

 Presl ; Hook. Gen. Fil. t. 48 C ; Sowerby's Ferns, 1. 16. 

 Aspidium aculeatum, et A. lobatum, Hook. Brit. Ferns, 

 t.10. 



Var. angulare. Aspidium angulare, Wllld. ; Eng. 

 Bot. t. 2776. Polystichum angulare, Presl ; Lindl. 

 and Moore's Brit. Ferns, 12 A ; Sowerby's Ferns, 

 t. 18. Aspidium aculeatum, Hook. 



Var. angulare, Hook. Brit. Ferns, t. 12. Aspidium 

 Braunii, Sjpenn. Polystichum Braunii, Fee. 



Var. argutum, Moore; Lindl. and Moore's Brit. 

 Ferns, t. 10 B. 



Var. alatum, Moore ; Lindl. and Moore's Brit. 

 Ferns, 1. 10 C. 



Var. hastulatum, Moore ; Lindl. and Moore's Brit. 

 Ferns, t.lZB. 



Var. irregulare, Moore ; Lindl. and Moore's Brit. 

 Ferns, t. 12 C. 



Var. biserratum, Moore ; Lindl. and Moore's Brit. 

 Ferns, t. 12 D. 



Var. imbricatum, Moore ; Lindl. and Moore's Brit. 

 Ferns, t. 12 E. 



Var. sub-tripinnatum, Moore ; Lindl. and Moore's 

 Brit. Ferns, t. 13 A. 



Var. tripinnatum, Moore; Lindl. and Moore's 

 Brit. Ferns, t. 13 B ; Lowe's Ferns, 6, t. 24. 



Var. proliferum, Wollast; Lindl. and Moore's Brit. 

 Ferns, 1. 13 C. 



Var. cristatum, Moore, Lowe's New Ferns, 1, 

 *.27. 



Var. aristatum, Wollast ; Lowe's New Ferns, t. 56. 

 Var. acro-cladon, Moore, Proc. Hort. Soc. 4, p. 136. 

 Temperate Eegions of the Northern Hemisphere. 



