BY L. RODWAY, 235 



1913. 



linear below, lax. Seta long, terminal ; capsule large, 

 spherical, without mouth but with a short apiculus at the 

 apex. 



The genus consists of the one rare species endemic in 

 Tasmania. Brotherus places it close to Lepyrodon, but it 

 appears to have at least equal affinity with the Fiinariaceae. 



Pleuritpliascuiii </raiidiglohum, Lindb. 



Stems 2-3 cm., pale. Leaves patent, broadly obovate, 

 concave, tipped with a flagellate apiculus, 3 mm. Seta 

 erect 2 cm. ; capsule yellow, globose 3 mm. diameter. 



On Mountains towards the west; Mt. Field. 



Rhacocarpus LituU). 



Dark brown, of rather tough consistency, depressed, 

 forming procumbent mats on rocks. Leaves oblong, pluri- 

 farious, opaque, rather harsh, brittle, nerveless, surface 

 minutely granular ; cells linear. Seta slender, erect, from 

 the base of branches ; capsule erect, nearly globose, smooth, 

 grooved when dry, mouth thin ; lid with a long oblique 

 rostrum ; calyptra cucullate ; peristome none. 



Bhacocarpus austral is Hpe. 

 Syn : Braunia Hinnholdtil Schimp. 



Forming extensive patches, the stems copiously branched, 

 usually in fascicles. Leaves oblong, concave, acuminate, 

 tipped by a long, coloured, wavy hair, 1.2 mm. exclusive 

 of hair point; margin with small serrations, usually in- 

 curved towards the base. Seta 1.2 cm.; capsule 2 mm. 



Knocklofty, Hobart, Mt. Field, Mt. Wellington. 



Hedwigidium Br. Sch. 



Decumbent, nearly black except the livid green tips, 

 elongating, with few irregular, short lateral branches. 

 Leaves erect imbricate, oblong, acuminate, acute; margin 

 revolute; nerve none; cells small oblong, strongly incras- 

 sate, convex. Perichaetials long acute ; capsule terminal, 

 often thrust aside bv growing innovations, on a very short 

 slender seta, immersed in the perichaetials, oblong with a 

 slightly constricted mouth, margin thin, grooved when dry, 

 2 mm. lid nearly flat; calyptra conic. 



Hedwigiditiw, imherhis (Sm). 

 Stems long, nearly simple, forming loose, livid green and 

 black mats. Leaves oblong, subacute, without colourless 



