104 



BRITISH FERNS 



F. cristatum (Fig. 80). — Narrow-beaded fronds, like Frizellice, 

 tipped with a branchy, tufted crest. 



Fig. 80. A. f. f. Frizellia: cristatum. 



Fig. 81. A.f.f. Frizellia nanum. 



F. c. congestum. — A dwarf, congested form, very good. 



F. multifidum (see Appendix No. VI). 



F. nanum (Fig. 81). — A dwarf form, about eight inches, but 

 rounded pinnas larger. 



F. ramosissimum. — A dwarf form ; fronds ramose from base. 



F. ramosum (see Appendix No. VI). 



Girdlestoneii (see Appendix No. VII). — Found in Ross by Canon 

 Gi'rdlestone ; a magnificent form when it can be grown, but 

 of very delicate constitution ; rarely thrives. 



