FEKXS AMJ .MOS> K!-. 
125 
Jarge cavern at Petit Bot Bay, in the island of Guernsey, 
and also in the islands of Madeira and Teneriffe. 
Cornwall, with its sea-cliffs, and remembrances of Druidic 
times, is peculiarly favourable to the full development of the 
Sea Spleenwort, which grows there to a larger size than in 
the northern counties. 
The root is black and wiry, tough, long, and so firmly 
'fixed in the crevices of rocks, as to require a strong hand for 
SEA SPLEENWORT. 
its removal. The rhizorna is nearly spherical, black, and 
covered with bristly scales ; the fronds make their appear- 
ance in June and July ; they ripen their seeds in October, 
and remain green throughout the year. Fronds of successive 
seasons may be found equally strong and verdant in July 
and August. 
" The frond is linear, and simply pinnate ; the pinna) are 
stalked, ovate, and serrated, two larger ones frequently 
occur near the apex ; the pinna) are connected by a narrow 
wing running along the rachis." 
' Observe how curiously the side-veins are forked almost 
