PLATE I. 
Fig. 1 oe Marwennarr. mane tsenedl a, 
eneris. For description see p. 4: 
Fig. 2.—Annvat Mamennar Gymnogramma hei 
phyla, p- oL The fructification is 
sented to the left of the figure. 
Fig. 3—Harp Fern. Blec icant, p. 54 (= 
Blechnum ant toeeaey _ na barren 
ion is represented to 
ca 
the left of the former. 
Tig. 5.—Panrstey Fern, or Rock Braxes. Allosorus 
crispus, p. 58 sn Cryptogramma crispa). 
Fertile frond; the fructification is repre- 
sented to the right of the e figure. 
Fig. agar oo P i » p. 60. Fro 
a fen. nd 
caudex fructification is 
rervonied to the left of the frond. 
