230 HISTORY OF BRITISH MOSSES. 



ceniiious ; lid conical. — Enrj. Fl. p. 76 ; Mull. Syn. pt. 2. 

 p. 321. 



Banks of streams, and other moist places on the ground, 

 or adhering to sticks and stones. Fr, April. 



This, like all marsh or acpiatic plants, varies much, and 

 Milller says it would be " entirely useless to enumerate all 

 the forms it assumes.^' He has placed it in a subsection 

 with "hooked branches" {Drepanocladus) , in which we find 

 Hi/j)num uncinatum, to which it is certainly more nearly 

 allied than to the two succeeding species. 



4. Hypnum undulatum, Linn. [Waved Feather Moss.) 

 Leaves ovate, acute, transversely waved, with two faint 

 nerves at the base ; capsule oblong, furrowed, arcuato-cer- 

 nuous; lid rostrate. — Fhig. Fl. p. 76; Mull. Syn. pt. 2. 

 p. 257.- 



On the ground, in dry or slightly moist or shady situa- 

 tions, ascending to a considerable height on the mountains. 

 Fr. Spring. The pale flattened branches of this species 

 readily distinguish it from its congeners. Its capsules are 

 remarkable for being furrowed, thus giving it the same 

 relation to Hypnum as Mnmm bears to Bryum. 



5. Hypnum denticulatum, Linn. [Sharp Fern-like 

 Feather Moss.) Leaves ovate, sometimes approaching to 



