46 



5. P. (Pleuridium) tenellum, Mitt. Pale brown, fragile 



texture. Capsule oval, shortly pedicellate, closely 

 corresponding with P. nitidum (Wils. Brit. Bry.). 

 Cheshunt. 



6. P. (Pleurophascum) grandiglobum, Lindbg. Descrip- 



tion not available. 



4. BBUCHIA, S. E. Bridel. 



A gemmiform plant, growing on clayey banks, named in 

 honour of Bruch. Key, No. 3. 



1. B. minu ta, Mitt. Leaves lanceolate, minutely serrulate 

 above. Capsule entire, apophysate. Key, No. 3. 

 Sides of ditches, Cheshunt. 



5. GYMNOSTOMUM, Hedwig. 



Usually growing on moist rock. Name, from wws, naked, 

 and crrop-a, mouth. Key, No. 13. 



1. G. calcareum, Nebs and Hornsch. Stem | to Jin. 



high ; leaves spreading, linear-lanceolate, margins flat. 

 Key, No. 13. On rocks, North- West Bay. 



2. G. bicolor, Hampb. Leaves distant, recurved, linear, 



obtusely apiculatc, papillose at the back, slightly 

 denticulate at the apex. On the ground amongst 

 lichens and other mosses. 



6. WEISSIA, Hedwg. 



Named in honour of Weiss, a cryptogamic botanist, of 

 Grottino-en. Key, No. 25. In fields, on banks, and shady 

 rocks. 



1. W. fiauipes, Hook. /. and Wils. Leaves narrow 



lanceolate, margin nearly flat. Teeth perforated. 

 Key, No. 25. Gullies, Mt. Wellington, Kangaroo 

 Point. 



2. W. contraversa, Hedwio. Leaves lanceolate, margin 



involute. Teeth nearly entire. Wils. Bry. Brit. 

 Cheshunt. Kangaroo Point. 



3. W. microcarpa, Hook. /. and Wils. Leaves carinato- 



concave. Teeth slightly divided at apex. Kangaroo 

 Point. 



