BY L. IIUDWAY. 133 



FISSIDENS DEALBATUS, Hf. ct W. 



Small, pale bluish-green, delicate, seldom exceeding 5 

 m.m. Leaves about five pairs, oblong-lanceolate, 1.5 m.m., 

 with a very narrow hyaline border, sheath very short; 

 margin plain; nerve none; cells large, subrectangular, or 

 rhomboid, smooth, wall very thin. Seta, 4-5 m.m. ; cap- 

 sule erect, oblong, nearly 1 m.m.; lid conic, as long as 

 the capsule. 



In damp, shaded places, lower slopes of Mt. Welling- 

 ton, Forth River, etc. 



FISSIDENS ADIANTOIDES (L.), Hedw. 



Tall, sim}>le, often 3 cm., dark green to nearly black, 

 paler in dry places. Leaves numerous, ovate-oblong, sub- 

 acute, the sheath rather swollen, and rather more than 

 half the length, the middle leaves longest, 1.7 m.m. , mar- 

 gin not bordered, irregularly serrate; nerve narrow, van- 

 ishing in the apex ; cells rotund, not strongly incrassate. 

 convex, 10-12 u. Seta arising half way down the stem, 

 lonii ; cat'Sule oval or oblong, erect to cernuous, when 

 dry strongly contracted below the mouth; lid with a ros- 

 trum about as long as the capsule ; calyptra cucuUate. 



Nile River, near Evandale. 



FISSIDENS TENELLUS, Hf. et W. 



Stem seldom exceeding 2 m.m. Leaves usually 5 7 

 pairs, oblong-lanceolate to linear-lanceolate, the narrower 

 ones on the female plants, seldom, exceeding 1 m.m., not 

 bordered, surface and margin rather strongly papillose ; 

 nerve strong, vanishing in thr-. apex ; sheath about half 

 the length; cells hexagonal, 7.5 u.. Seta slender, variable 

 in length ; mostly 5 m.m. ; capsule oblong, erect or in- 

 clined, 0.5-0.7 m.m., mouth large, and constricted below 

 it, when drv ; lid with a long acute rostrum ; calyptra 

 short, cylindric, hardly covering the rostrum ; peristome 

 red. 



Mt. Nelson, Mt. Wellington, Forth River, Huon. 

 Common in shaded places. 



