193 



10. B. torquescens, Br. fy Schimp. ; synoicous ; stem short, 

 radiculose, with short branches ; leaves ovato-lanceolate and 

 ovate, cuspidate, more or less spreading, twisted when dry, 

 entire; margin reflexed; nerve excurrent; sporangium ob- 

 conical, large, subpendulous; lid apiculate. Hook, fy Wits. t. 

 xlix. ; (Moug. % Nest. n. 1021.) 



On walls and rocks. Sussex. Bearing fruit in summer. 



Forming short wide-spreading tufts. Stem simple or di- 

 vided; leaves entire ; nerve excurrent into a hair-like point ; 

 sporangium inclined or pendulous; lid acutely apiculate. 



11. B. pallescens, Schleich. ; monoicous, pulvinate; stem 

 branched, radiculose; leaves ovato-acuminate or oblongo-acu- 

 minate, entire; margin reflexed; nerve mostly excurrent; 

 sporangium cernuous, clavato-pyriform ; lid conical, acuminate. 

 Hook. % Wils. t. xlviii. ; (Moug. % Nest. n. 728.) 



On rocks and walls in mountainous districts. Scotland, 

 Ireland, and north of England. Bearing fruit in summer. 



Compactly tufted, green above, below brownish with rusty 

 rootlets. Lower leaves tinged with red, with a scarcely ex- 

 current nerve, entire or toothed at the apex ; sporangium con- 

 tracted below the mouth when dry. 



In moist places 2 or 3 inches high, in dry situations about 

 as many lines. 



12. B. erythrocarpum, Schwaeg. ; dioicous ; stem short, 

 simple or branched ; leaves erecto-patent, ovato-lanceolate or 

 lanceolate, mostly toothed at the apex ; nerve excurrent ; 

 margin almost plane; sporangium inclined or pendulous, ob- 

 longo-pyriform or somewhat obconical ; lid convex, apiculate. 

 Hook. % Wils. 1. 1.; Eng. Bot. 1. 1601.; (Moug. % Nest. n. 1023.) 



On heaths, walls, etc. Bearing fruit in summer. 

 Forming thin scattered patches. Leaves straight when dry ; 

 sporangium of a deep blood-red when ripe. 



