302 



THE BOOK OF CHOICE FERNS. 



A. monosorum— mon-os-o'-rum (having one spore mass to a pinnule), 

 Baker. 



A pretty, stove species, native of the Solomon Islands, with fronds 9in. 

 in length and about the same in breadth, borne on very slender, black, 

 polished stalks, and furnished with short-stalked pinna) (leaflets) 4in. to 5in.' 



Fig. 43. Adiantum monochlamys 

 (i nat. size). 



long, the lowest of which are forked at the base. The pinnules (leafits) are 

 short- stalked, closely set, and of a chartaceous (parchment-like) texture ; 

 both their surfaces are smooth. The sori (spore masses) are large and round ; 

 one is disposed in the centre of the upper edge of each pinnule. This 

 species certainly deserves a place in our gardens. — Hooker, Synopsis Filicum, 

 p. 472. Nicholson, Dictionary of Gardening, i., p. 27. 



