Plate VI. 
23. Royal Fern. Osmunda regalis. 2 to 5 ft. ; fruit crowded on 
upper ends of some leaves. 
Male Fern*, Vermifuge. Aspidium Jilix-tnas. 2 ft.; fruit dots round. 
Rock. Fern. Aspidium marginal?. 
round, near margin of leaflets. 
to 2 ft. ; 
evergreen ; fruit dots 
