10 TASMANIAN BRYOPHYTA, 



Fam. 5, MNIACEAE. — Leaves soft, bright green, 

 cells round, medium-sized, smooth. Fruit 

 often from low down the stem. Both series 

 of the peristome well-developed. Calyptra 

 cucullate. 



Fam. 6, FISSIDEi\TACEAE.— Leaves in two oppo- 

 site rows, equitant; cells medium to large, 

 papillose or smooth. Peristome single, of 

 sixteen cleft teeth. 



Fam. 7, BKYACEAE.— Erect, usually small. Leaves 

 thin ; cells rhomboid to linear, medium-sized, 

 with thin walls. Peristome with both series 

 well-developed. 



Fam. 8, BAKTEAMIACEAE.— Usually elongating. 

 Leaves long, narrow, papillose ; cells rect- 

 angular. Capsule broad, often globose. Peris- 

 tome poorly developed or absent. 



Fam. 9, SPLACHNACEAE.— Leaves thin, cells large. 

 Capsule with a long or large neck. Calyptra 

 minute. 



Fam. 10, FUNAKIACEAE.— Leaves thin, cells large. 

 Capsule with a short, narrow neck. Calyptra 

 with a large inflated base. 



Sec. PLEUmCARPI. 



Fam. 11, HYPNACEAE. — Forms very diverse. Leaves 

 thin, cells small, round to vermiform. Calyp- 

 tra cucullate. Seta very long. 



Fam. 12, NECKERACEAE.— Forms very diverse. 

 Leaves various, cells usually round, small. 

 Seta short to m_edium. 



Fam. 13, LOPHIDIACEAE.— Usually erect. Leaves 

 in three rows, two equal and lateral, one dor- 

 sal, and much smaller; cells rather small, 

 round. Calyptra cucullate. 



Fam. 14, PTERYGOPHYLLACEAE.— Leaves deli- 

 cate ; cells large, round, or nearly so. Calyp- 

 tra mitriform. 



