102 



scente in aristam elongatam, strictam, acutam, integram, 

 hyalinam excedente, cellulis laxe rhombeis, basilaribus sub- 

 rectangularibus; seta 1 cm älta, tenuissima, rubra; theca 

 nutans, minuta, cum collo crasso, ruguloso, pallidiore ovato- 

 ovalis, atropurpurea ; annulus per partes secedens, c. 0,07 5 

 mm latus; peristomium duplex; exostomii dentes lanceolato- 

 subulati, c. 0,4 mm alti et c. 0,0 6 mm lati, lamellis c. 15, 

 pallidi, basi rufescentes, apice hyalini, scabridi; endosto- 

 mium liberum, flavidulum, minutissime papillosum; processus 

 earinati, ängustissime perforati; cilia bina bene evoluta, bre- 

 vissime appendiculata, hyalina, papillosa ; spori 0,oio mm, 

 ochracei, laevissimi; operculum alte conicum. 



Patria. Tasmania, Hobert, ad terram (W. A. Wey- 

 MOUTH n. 1834). 



Species Br. pachythecae C.-Miill. affmis, sed theca mi- 

 nuta, ovato-ovali prima fronte dignoscenda. 



156. Bryum (Eubryum) argillicola Broth. n. sp. 



Dioicum; caespitosum, caespitibus laxis, pallide viridi- 

 bus, haud nitidis ; caulis brevissimus, basi longe radiculosus, 

 dense foliosus, innovationibus usque ad 5 mm altis, erectis, 

 strictis, ubique dense foliosis, gemrais microphyllinis copio- 

 sis axilliferis; folia erecto-patentia, carinato-concava, ovata, 

 nervö excedente aristata, marginibus revolutis, integris, än- 

 gustissime indistincte limbata, nervö crasso, rufescente, in ari- 

 stam crassam, strictam, acutam, integram longe excedente, cel- 

 lulis oblongo rhombeis, basilaribus rectangularibus, innoimtio- 

 num marginibus superne minute denticulatis, nervö arista 

 denticulata, cellulis apicalibus angustioribus; seta vix 1,5 

 cm älta, sicca flexuosula, tenuissima, rubra; theca nutans, eras- 

 sa, ovalis, pallida, demum atrofusca, collo crasso, sporangio 

 breviore, sicca deoperculata sub ore haud constricta; anmdus 

 triplex, faciliter revolubilis, c. 0,io mm latus; peristomium 

 duplex; exostomii dentes lanceolato-subulati, c. 0,4 mm longi 

 et c. 0,0 7 5 mm lati, lamellis c. 20, lutei apice hyalini, sca- 

 bridi; endostomium liberum, sordide flavidulum, minute pa- 

 pillosum; processus earinati, anguste perforati, hyalini; cilia 



