2()a BRYACEit 



serrata , capsula oblongo-tetraedra erecta demum cer- 

 nua, operculum planum pjramidatum. Auctores pe- 

 demontani supra citati sub P. commune videntur 

 comprehendere etiam P. juniperinum et formosum. 



% 5. P. formoswn = Hedw: sp: p. 92. t. 19. = 

 Spr: syst: IV. 174. Brid: bryol: univ: II. p. i5j. 

 Bals: et Denot: prodr: p. 19. = P. commune B, at^ 

 tenuatum Hook: et Tayl: musc: brll: p. ^J- t)ill: 

 miusc: t. 54. f. 2. (Eut", Amer. bor: Pcdem: in sylvis 

 cum priori Balb: el: p. 7. In sylvis collium Tauri^ 

 nens: Re fl: tor: II. p. 212. Sardin: in sylvestribus 

 humidis Moris st: sard: III. p. i6. ). Vix differt a '^ 

 prsecedenti slatura generatim minori , foliis margine 

 tenuioribus et pellucentibus , capsula semper erecta , 

 pperculo conico rostrato. 



^ 6. P. urnigerum = L. sp: iS^S. = Spr: syst: 

 IV. 175. = Hedw: sp: p. 100. t. 22. f. 5. y. Bals: 

 et Denot: prodr: p. 21. Sab Pogonato Brid: bryol: 

 univ: II. p. 124. ( Eur: , Asia , Arner: Pedem: in 

 sylvis alpium di Viu , Locana et Tarantasia frequens 

 All: n. 2435. Habeo etjam ex monte de Pugny supra 

 Aix In Sahaud: a Perret ). Caulis ramosus vel sim- 

 plex ramis erectis, folia lanceolata acuminata mar- 

 gine plana serrata carinaque scabrida , capsula cylin- 

 drica erecta apophysi nulla , operculum e basi con- 

 vexa rostellatum. 



^ 7. P. alpinum = L. sp: 15^8. = Spr: syst: IV. 



176. = Hedw: sp: p. 92. t. 19. f. 2. 6. Sub Pogo- 



Jiato Brid: bryol: univ: p. 129. excl: var: ^ (P. se- 



ptentrionale Sw: ). Polytrichuni arcticum Sw: ( Eur: , 



Amer: bor: Pedem: in sylvis apricis monlauis et sub- 



