MYUEIUM. 201 



Caps, small, roundish ovate, slightly cernuous or 

 nearly erect, seta smooth, below, roughish above, lid 

 conical, very acute, subpersistent on the ripe fruit. 

 Monoicous. September - February, 



Walls, rocks, trees, &c. Frequent. 



Var. /3. MAjus. More robust. L. closer, longer, 

 straighter. 



480. B. plumosum, Swarh. St. creeping. Branches 

 long, frequently erect, subpinnate. L. broad, ovate, 

 concave, shortly and obliquely acuminate, subsecund, 

 entire or serrulate near apex, nerved above half way. 

 Caps, small, roundish ovate, cernuous, seta roughish 

 at summit only, lid conical, acute. Monoicous. 



October — March, 

 Subalpine shady rocks, stones in rivulets, walls, &c. 



Fruit unknown. 



481. B. cirrhosum, (ScAw</. St. erect or procumbent, 

 with a few erect branches. L. tumid, imbricate, elliptic, 

 obovate-oblong, subcochleariform, entire, except near 

 the long, narrow points, which are serrulate and sud- 

 denly geniculate or reflexed where the point joins the 

 blade, concave, nerved halfway. Never been found in fr. 



Summit of Ben Lawers, 1823 (Dr, Arnott, G, B. 

 Hunt). 



121. MYURITJM, Schp. 



482. M. Hebridarum, SdiTp. {Leucodon Lagurus, var. 

 horealis, Wils. Bry. Brit.) . St. not tomentous. Br„ 

 irregular, erect. L. auriculate and serrate at base, 

 obovate-oblong, margin incurved, cucullate, concave, 

 and suddenly attenuated into a long, lanceolate- filiform 

 apiculus, nerveless, remotely serrate below, above 

 densely serrulate. 



