184 BRITISH MOSSES. 



Leaves (b) . Narrow, lanceolate ; nerve ceasing below the apex, very transparent 

 and delicate. 



Flowers and Fruit. Dioicous; capsule not found in Britain. 

 Locality. Very rare. Near Inverary. Mr. Wilson's MS. 



LEUCODONTEiE. 



Fig. 4. Characteristics of Order. 

 Plants creeping-, branches (swrculi) erect, incurved ; leaves very closely 

 imbricated, so that the branches appear thick, and tail-like ; hence the name 

 " squirrel-tail ; " areolae small ; capsule erect, oval, lid conical or beaked ; peris- 

 tome of sixteen not hygroscopic, perforated teeth. 



Fig. 5. Leucodon sciuroides. 

 Squirrel Tail Moss (a) . 



Colour. Yellow green. 



Stems. Creeping, branches erect. 



Leaves (b) . Ovate acuminate, thickly imbricated, folded lengthwise (plicate) . 

 Flowers and Fruit. Dioicous ; capsule extremely rare. Autumn. 

 Locality. Trunks of trees, walls, and rocks. 



Fig. 6. Leucodon Lagurus. Variety Borcalis. 

 Hare-tail Moss (a) . 



Colour. Brown. 



Stems. Branched, themselves slender, but from the imbrication of the leaves 



club-like and swollen. 

 Leaves (b) . Oval, concave ; suddenly acuminate, very faintly two nerved at the 



base. 



Flowers and Fruit. Dioicous ; barren in Britain. 



Locality. A wet rock in North Uist, opposite St. Kilda. Mr. Wilson. 



ANTITRICHIA. 



Fig. 7. Antitrichia curtipendula. 

 Pendulous Wing Moss (a) . 



Colour. Yellow green. 



Stems. Six inches long, or shorter, very straggling ; procumbent ; branched 

 from each side (pinnate) ; branches rather curved. 



