BY L. EODWAY. 77 



curved, ampliate below, armed with numerous minutt 

 teeth; cells 12-16 ^., walls thick, trigones none, marginal 

 cells strongly incrassate. 



Near Emu Bay. 



Auckland Islands. 



Plagiochila taylori, St. — Slender, many branched, to 

 7 cm. long. Leaves not crowded, obliquely ovate to nearly 

 rotund, 2-3 mm., base narrow, apex obtuse, dorsal margin 

 lightly reflexed, nude, base rather decurrent, ventral 

 margin strongly curved from apex to base, armed with 

 numerous or few minute teeth; cells 18 fj.., trigones small, 

 Avails straight or slightly sinuous. Perianth long exserted, 

 oblong, mouth truncate spinulose. 



Very close to P. fiisceUa, with a more ovate leaf and 

 decurrent dorsal base. 



Mt. Wellington. West Coast. 



Plafjiochila rcfro-^pcctans, Xee-i. — About 5-7 cm., many 

 branched. Leaves erect, appressed, broadly ovate, 3 mm., 

 everywhere armed with numerous teeth of mixed sizes, 

 rarely all small, and usually an apical tooth larger than 

 the rest, ventral more curved than the dorsal margin; cells 

 very irregular, 10-20 ^, trigones large, rotund, w^alls more 

 ov less sinuous, several series of cells at the margin with 

 strongly thickened walls. Perianth half exserted, mouth 

 with long fimbriae. 



Very common. 



Eastern Australia. 



Plag'ochUa hiiieriaUa, L. rf L. — Usually about 4 cm. 

 and unbranched. Leaves crowded, erect, closely appressed,' 

 nearly rotund, 1-1.5 mm. long, dorsal margin strongly 

 curved, nude below and slightlv deflexed, terminating in 

 a bold apical tooth, ventral margin more curved, armed 

 with about 10 unequal, bold teeth, getting smaller from 

 above downwards ; cells 25 ^ . trigones very large, walls 

 sinuous. Perianth exserted, very flat, mouth rotund 

 armed with few teeth. 



West Coast, Adamson Peak, Mt. Hartz, Cradle Mt., 

 etc. 



Plagiocliila cirri Jial is, L. et L. — Rigid, simple or few 

 branched, about 3 cm. Leaves erect, obliquely ovate- 

 rotund, 2 mm., dorsal margin curved with a rather decur- 

 rent base, ventral marsjin rotund, margins nude, undulate 

 or with a few irregular teeth ; cells 18 /x., trigones very 



