454 



THE BOOK OF CHOICE FERNS. 



from two to eight to each pinna, are disposed midway between the midrib 

 and the edge. — Hooker, Species Filicum, iv., p. 6. 



A. grandiceps— gran'-dic-eps (large-headed). A name applied to varieties 

 of A. acrostichoides and A. angulare. 



A. heracleifolium — he-rac-le-if-ol'-i-uin (Heracleum-leaved). A variety 

 of A. trifoliatum. 



Fig. 67. Frond of Aspidium Hookeri 

 (i nat. size). 



A. (Cyclodium) Hookeri — Cy-clo'-di-mn ; Hook'-er-i (Hooker's), Baker. 



This evergreen, stove Fern, native of the Malay Archipelago,, has entirely 

 the habit of an ordinary Nephrodimn, and is of a similarly soft texture ; but it 

 is essentially different therefrom through the involucre (covering of the spore 



