BY L. r.ODWAY. 127 



HYMENODON PILIFIR, Hf. et. W. 



Pale, delicate fctems, seldom exceeding 1 c.ni. Leaves 

 oblong, with a fairly long, delicate, straight, apical hair, 

 usually distichous, and flattened in one plane, 1 m.m. ; mar- 

 gin marked with tlie cell papillae, otherwise plain; n<jrve 

 vanishing a,bove the middle; cells rotund, rather small, 

 thin walled, surface vnth a strong, simple, papilla. Seta 8 

 m.m.; capsule inclined rather broadly oblong, 0.6-1 m.m., 

 peristome pink, relatively long, and overarching as a dome 

 when dry. 



Slopes of Mt. Wellington. liuon River, and on trunks 

 of Tree Ferns. 



RHIZOGONIUM, Bridel. 



Stems erect, from a creeping base, simple, or with a 

 fascicle of branches above. Leaves various, from linear 

 acute to broadly oblong, from distichous and flattened 

 in one plane to plurif arious ; margin toothed, thickened, or 

 plain ; nerve slender, from vanishing above to excurrcnt, 

 cells quadrate or rotund, medium sized, seldom incrassate. 

 Fruit from low down the simple, leafy stem, or from be- 

 neath a fascicle. Seta long; ca^psule inclined; lid conic 

 or rostrate ; cafyptra cufullate ; peristome double, eros- 

 t-ome of 16 lanceolate, closely articulated teeth, barred on 

 the inner surface; f^Jidostome ^, nifmhranon--, witli 16 

 slender pi'ocessf's, with a few intervening cilia. 



Leaves distichous, in one plane. 



Nerve lost distichum. 



Nerve coutinuoub or excurrent. 



Stem simple. 



Leaf-margin not thick Novae-hollandia'^. 



Leaf-margin thickened aristatum. 



Stem fascicled above bifariiim. 



Leaves plurifarious, very narrow. 



Winers' and nerve continuous ...Mnioides. 



Nerve long, excurrent spiniforme. 



H 



