264 



DESCRIPTION OF A NEW FEEN, ETC. 



of the North Esk, overhanging the river between Launceston 

 and St. Leonard's. The Launceston botanists might easily 

 verify this matter. 



The following is a description of the new species thus 

 referred to : — 



Genus Blechnum. Linn. 

 Rhizome short and thick, or slightly elongated, and 

 horizontal or erect ; fronds pinnate, deeply pinnatifid, or in 

 some species (not Australian) bi-pinnate or even simple ; 

 pinnm, or segments, narrow ; sori in a continuous line on each 

 side of the costule, with a membranous indusium opening 

 from under the costule outwards, the two sori often at length 

 confluent, concealing the costule (mid -rib.) 



B. Cartilaginettm. Swartz. 



Gaudex oblique, densely clothed at the crown with blackish 

 febrillose scales ; stipes, strong, erect, 4-6in. 1., scaly and 

 muricated in the lower part ; frond, ovate-oblong, l-2ft. 1., 

 6-9in., br ; pinnce, numerous, erecto-patent, linear, 4-6in. 1., 

 j-Jin. br., narrowed gradually towards the point, the margin 

 finely toothed, dilated and connected at the base, the lower 

 ones not conspicuously smaller than the others ; texture, 

 coriaceous ; rachis and both surfaces naked ; veins, fine ; sori, 

 in a broad line, close to the mid-rib. Hab. — Temperate. 

 Australia (New South Wales, Queensland, Gippsland, Vic- 

 toria : George's Bay, Tasmania.) 



