100 



Patria. New South Wales, Watson's Bay (W. W. 

 Watts n. 2450) et Parsley Bay (n. 2479), ad terram humi- 

 dam, umbrosam. 



Species distinctissima, foliis anguste linearibus jam 

 dignoscenda. 



153. Bryum (Eubryum) microsporum Broth. n. sp. 



Dioicum; caespitosum, caespitibus humilibus,- densis, 

 pallide lutescenti-viridibus, baud nitidis; caulis brevissimus, 

 basi fusco-radiculosLis, dense foliosiis, innovationibus vix ul- 

 tra 5 mm altis, erectis, strictis, dense foliosis, ob folia accre- 

 scentia clavatis; folia sicca adpressa, humida suberecta, 

 carinato-concava, oblongo-ovata, longe aristata, marginibus 

 inferne revolutis, integris, lirabata, limbo concolore, e serie- 

 bus cellularum angustarum 3 — 4 formato, nervö lutescente, 

 basi rufescente, in aristam elongatam, flexuosulam, integram 

 excedente, cellulis teneris, laxe oblongo-hexagonis, basilari- 

 bus rectangularibus, innovationum superne minutissime den- 

 ticulata; hracteae perichaetii multo minores, longe aristatae, 

 marginibus erectis, integris; seta 3 — 5 cm älta, stricta, te- 

 nnis, fuscescenti-rubra, nitidiuscula ; i/zeca pendula, sporangio 

 oblongo, coUo sicco ruguloso, dimidiam partem sporangii 

 aequante, pallide fuscidula; annulus c. 0,i5 mm latus, per 

 partes secedens; peristomium duplex; exostomU dentes lance- 

 olato-subulati, c. 0,5 5 mm alti et c. 0,i mm lati, lamellis 

 c. 25, pallidi, apice hyalini, scabridi; endostomium liberum, 

 flavidulum, minutissime papillosum; processus carinati, late 

 perforati ; cilia bina, elongata, longe appendiculata, papillosa, 

 hyalina; spön 0,oio — 0,oi2 mm, lutescenti-virideSj laevissi- 

 mi; operculum convexo-conicum, apiculatum. 



Fatria. Tasmania, Peppermint Bay, Mason's Greek 

 (W. A. Weymouth n. 1848). 



Species Br. altiseto C-Miill. habitu similis, sed inflo- 

 rescentia dioica, foliis longius et tenuius aristatis nec non 

 theca angustiore optime diversa. 



