Brown. — On the Genus Orthotrichum. 441 



8, bigemiuate, entire. Operculum and calyptra not found. 

 Male inflorescence on separate branches. 



Hab. Trees, Clinton Glen, head of Lake Te Anau ; Janu- 

 ary, 1889. Collected by E. B. 



36. Orthotrichum latifolium, sp. nov. 



Plants monoecious, brownish-green or dark-green, growing 

 in small dense tufts Jm.-fiu. high, branched by innova- 

 tions. Branches very short. Leaves erecto-patent, closely 

 imbricating; middle leaves large, oblong-lanceolate, rounded 

 to a subapiculate point ; upper larger, very broadly ovate- 

 lanceolate, rounded to a subapiculate point, base erect, 

 sheathing, concave. Margins recurved from the base to above 

 the middle. Nerve continued to the apex. Areola : Upper 

 punctiform, lower oblong. Leaves when dry erect. Peri- 

 clmtial shorter and narrower than the upper leaves, erect, 

 oblong-lanceolate, acute, concave. Margins plain, entire. 

 Nerve continued to the apex. Fruits talk very short. Capsule 

 ovate-oblong, immersed. Peristome single, 8, bigeminate, 

 entire. Operculum and calyptra not found. 



Hab. Trees and rocks, Mount Torlesse ; January, 1886. 

 Collected by B. B. 



37. Orthotrichum subulatum, sp. nov. 



Plants monoecious, yellow - green at the top of the 

 branches, dark-brown below, growing in loose tufts lin. to 

 ljin. high, branched by innovations. Branches spreading, 

 unequal, long or short. Leaves closely imbricating, erecto- 

 patent, all very similar in outline, the upper ones being 

 largest, cordate, subulate, acute, base sheathing. Margins 

 plain, entire, and concave. Nerve disappearing in the apex. 

 Areola: Upper punctiform, lower quadrate. Leaves when dry 

 spreading from a sheathing base. Perichcetial leaves much 

 larger than the upper ones, erect, ovate-lanceolate, obtuse, 

 concave. Margins entire, plain. Nerve ending below the 

 apex. Fruitstalk erect, Jin. long. Capsule exserted, pyri- 

 form, tapering into the fruitstalk Peristome single, 8, 

 bigeminate, entire. Operculum and calyptra not found. 

 Male inflorescence gemmaceous in the axil of a leaf below the 

 perichaetium. 



Hab. Trees in bush, near the Biver Teremakau ; June, 

 1884. Collected by B. B. 



38. Orthotrichum erectum, sp. nov. 



Plants monoecious, brownish-green, growing in small tufts 

 fin. high, branched by innovations. Branches loose, spread- 

 ing, fastigiate. Leaves closely imbricating, erecto - patent ; 

 lower ones narrow, linear - lanceolate, acuminate from an 



