264 



THE BOOK OF CHOICE FERNS. 



Queensland. M^lien in a young state it has all the appearance of the common 

 Asjjlenium Ceterach {Ceterach ojficinariim), the upper surface of its fronds 

 being dotted all over with white. It is, however, a totally different plant 

 when fully developed, for its fronds, which are borne on wiry stalks 3in. to 

 4in. long, densely clothed with small, rusty-brown scales, are only once 

 divided to the midrib (Fig. 67), 4in. to lOin. long and lin. to 3Jin. broad. 

 The leaflets are sessile (stalkless), roundish or oblong, sometimes IJin. long 



Fig. 67. Frond of Gymnogramme Muelleri 

 (nat. size). 



and Jin. broad, entire (undivided), the lower ones being frequently eared. 

 The texture is thick and leathery, and the under-surface is densely matted 

 with brownish scales. The abundant sori (spore masses) are narrow, disposed 

 in several rows nearer the edge than the midrib, and eventually become 

 confluent — Hooker, Species Filicum, v., p. 143, t. 295. 



G. (Eugymnogramme) myriophylla— Eu-gym-nog-ram'-me ; my-ri- 

 oph-yF-la (myriad-leaved), Sioartz. 

 A distinct, stove species, native of Peru. Its oblong-spear-shaped fronds, 

 1ft. to IJft. long and 4in. to 6in. broad, are borne on stalks 6in. to 12in. 

 long and more or less densely covered with reddish-brown scales, and are 



