SCIENTIFIC CLASSIFICATION OF BRITISH MOSSES. 



Order. 



I. Capsule splitting into four valves. 

 II. Capsule round. Branches in clusters (fascicled.) Mosses without roots. 

 III. Capsule round or urn-shaped, with one opening. Branches straight or 

 forked. Mosses rooted. 



BBYACE^E. 



Section A. Fruit at the end of the branch. Stems straight or 

 forked, leaves set round them, except in Filicoidei. Each plant 

 with its own root. Acrocarpi. 



Capsule without distinct Lid. 



Sub-order. 



i. Capsule globular, bursting. Plants very minute. On earth. 



Capsule with distinct Lid, 



ii. Capsule erect. Lid conical, with inclined beak. Leaves in eight rows, 

 m. Capsule oblong, drooping in many species. Peristome sixteen long 

 forked teeth. 



iv. Capsule roundish-pear-shaped (pyriform), mouth wide, lid large, 



beak oblique. 



v. Capsule long, erect or oblique. Lid with long curved beak. Peris- 



tome sixteen deep red forked teeth. Leaves set round the stem 

 (Fork Moss.) 



vi. Capsule elliptical, lid awl-shaped (subulate). Peristome sixteen 



divided teeth. Seta curved, 

 vri. Capsule oval, erect. Lid convex, beak small. Leaves in five rows. 

 viii. Capsule erect or drooping. Peristome of sixteen or thirty-two hair- 

 like teeth, united at the base, twisted in Tortula. 



G 



Generic Name. 



Andrceacece. 

 Sphagnacece. 



Bryacece. 



Phascece. 



Weissiece. 

 Campylostdece . 



Seligeriece. 



Dicranece. 

 (see Filicoidei). 



Camivjlopodece. 

 Pottiece. 



Trichostomcce. 



