230 HANDBOOK OF BRITISH MOSSES. 



late from a concave ovate base, keeled, subflexuous, when dry 

 much twisted and crisped ; sporangium clavate, with a long 

 tapering apophysis, widely striate, contracted below the ori- 

 fice; veil very hairy. Hook. Wils. t. xxi. ; Eng. Bot. t. 996.; 

 (Moug. Nest. n. 30) . 



On trees. Common. Bearing fruit in autumn. 



Forming little yellow-green soft cushions. Stem elon- 

 gated; sporangium rising from a short fruitstalk which is 

 confluent with the long apophysis ; teeth eight, bigeminate ; 

 cilia eight, or occasionally sixteen, lanceolate, with a medial 

 line. 



6. U. crispula, Schimp. ; tufted ; stems short, branched ; 

 leaves linear-lanceolate, crisped when dry; sporangium clavato- 

 pyriform, with eight narrow ribs; veil very hairy. Hook. 

 Wils. t. xlv.; (Moug. fy Nest. n. 827). 



On trees. Rare. North and south of England. Bearing 

 fruit in May and June. 



Forming soft pale tufts ; leaves narrower, thin, delicate, 

 less crisped when dry ; fruitstalk twisted ; lid rostrate ; spo- 

 rangium not contracted below the orifice ; apophysis shorter. 

 It is far more delicate, and ripens its fruit earlier than U. 

 crispa. 



7. U. phyllantha, Brid. ; pulvinate ; leaves linear-lanceo- 

 late, elongated, suberect, straight, crisped when dry, apex 

 gemmiparous. Hook, fy Wils. t. xlvi. 



On rocks near the sea. Wales, Yorkshire, and Sussex. 

 Not yet found in fruit. 



Forming dense ferruginous-green tufts. Leaves narrower 

 than in U. crispa, much twisted and curled when dry ; nerve 

 produced to the tip, and there thickened, and bearing cylin- 

 drical articulated gemmae. 



Differs from U. crispa in the less spreading longer gemmi- 



