which at times 

 wear very light 

 and delicate 

 shades of green. 

 There is 

 nothing, 

 however, 

 specially 

 fragile in 

 the plant's 

 ap pear- 

 ance, and 



one is struck by the inappropri- 

 ateness of its title. It is probable 

 that this arose from its sensitive- 

 ness to early frosts. 



Though one hesitates to 

 differ from Dr. Eaton, who 

 described the fer- 

 tile fronds as "near- 

 ly black in color" 

 and said that they 

 were "not very 

 common," and that 

 a young botanist 

 might "search in 

 vain for them for 

 a long time," my 

 own experience 

 has been that the 

 fresh ones are 



