442 



FUNARIACEAE. 



2. Funaria flavicans Rich. Pale-green Funaria. 

 (Fig. 485.) A smaller plant than the last, up to 6" 

 high, differing in the fewer leaves, which are entire, the 

 vein ending in a short subulate tip; the pedicel 

 shorter, the capsule more symmetric, its mouth not 

 oblique; spores a little larger, maturing in March. 



On rocks, not common. Southern United States. 



Family 7. BRYACEAE C. Mueller. 



Bryum Family. 



Plants usually growing in dense cushions, rarely scattered; stems 

 erect, simple or branching near the apex, often slender; leaves scattered or 

 crowded at the summit, variable in shape, from oval to lanceolate, often 

 acuminate and subulate; vein single; margins entire or toothed; cells 

 smooth, generally hexagonal, sometimes narrower on the border and rec- 

 tangular at the base. Pedicel terminal, erect; capsule erect or nodding, 

 generally symmetric with a well-developed neck; calyptra cucullate; lid 

 conic-apiculate, peristome usually double, rarely single or lacking. A 

 large family, widely distributed in various regions of the globe, composed 

 of 16 genera with over 950 species most abundant in temperate, alpine and 

 arctic regions. The sjDecimens from Bermuda are few and in poor con- 

 dition. 



1. BRYUM L. 



Characters of the family; capsules never erect, generally pear-shaped; 

 annulus large and well-developed; peristome always double, the inner more or 

 less developed, with or without cilia. [Greek, meaning a moss.] A large 

 genus of over 600 species, usually growing on earth or rocks, seldom on trees 

 or rotten wood, most abundant in cold and temperate regions. Type species: 

 Bryum argenteum L. 



Leaves bordered, vein excurrent into a subulate tip. 1. B. ca pill are. 



Leaves not bordered, minutely toothed, gemmiferous, vein ending in 



the acute apex, 2. B. CrUgeri. 



