100 SYNOPSIS OF BRITISH MOSSES. 



not reacliiiig to apex. Caps, subcylindrical, erect, 

 regular, lid with an oblique beak. Perist. teeth variable, 

 sometimes only 16, somewhat fugacious. 



Moist places and rocks. November. 



161. T. brachydontium, Brid. (T. mutabile, Bruch.). 

 L. broader, lanceolate or Hgulate, crisped, not cucuUate, 

 margin slightly undulate, nerve excurrent into a pro- 

 minent macro. Caps, ovate-oblong, erect, regular, lid 

 obliquely rostrate. Perist, t. very short and irregular. 

 , Damp rocks and fissures. • April — June. 



162. T. crispulum, Bruch. St. 5— 1 inch. L. lower 

 lanceolate, distant, upper crowded, longer, linear- 

 lanceolate, concave, cucullate at apex, crisped when 

 dry, nerve prolonged into a short mucro. Caps, oval, 

 erect, regular, lid with an oblique beak. Perist. teeth 

 ia unequal pairs. 



Limestone rocks near the sea. June, July, 



Ormes Head, Anglesea, Bristol, &c, 

 Var. 6. ELATUM. Larger and more robust, L, longer, 

 apex cucuUate, muticous, 



Ireland, Somerset (H. Boswell). 



163. T. flavo-virens, Bruch., Muller, St, short, with 

 innovations from summit (interruptedly comose}. L, 

 glaucous or yellowish-green, oblong-ligulate, obtuse, 

 mucronate, margins entire, undulate, incurved, thick 

 nerve prolonged into a short mucro. Fruit-stalk red 

 at base, yellowish above, slightly fiexuose. Caps, 

 oblong, cylindrical, pale yellowish-brown, with a red 

 mouth. Perist. t. elongate, regular, in pairs, Ud 

 acuminate, half as long as caps., with an oblique beak. 



Shoreham, Sussex; Plymouth (Holmes); Malahide 

 (Dr. Moore) ; &c. Spring. 



164. T. nitidum, Lindb., 1864 (T. diffradum, Mitt., 



