EXPLANATION OF TEE ELATES. 79 



DlCEANUM HETEEOMALLUH. 



Silky -leaved Fork Moss. 



Colour. Dark green. 



Stems. Simple or bi'anched, one inch long, in patches. 



Leaves (b) . Crowded, lanceolate and rounded (setaceous) , slightly toothed at the 



apex ; nerve strong, curved and crisped, silky. 

 Ca-psule. Nearly erect, or bent backwards, ovate, in folds (plicate) when dry. 



Winter. 

 Locality. Banks. Common. 



VII. FALCATA. 



Stems densely tufted, branched, generally trailing (decumbent) , at the base, 

 not much rooted. Leaves sickle-shaped (falcate), secund. Capsule cernuous, 

 strumose ; beak long. 



DlCBANUM BLYTTII. 



Bull Fork Moss (Plate X. Fig. 1 o) . 



Colour. Dull green. 



Stems. Forked, tufted, very brittle, branches breaking short off. 



Leaves. Bent (flexuose) secund, base sheathing, upper part lanceolate subulate ; 



nerve prominent. 

 Capsule. Cernuous, with a struma, not striated. Summer. 

 Locality. On mountain rocks. 



Fig. 2. Diceanum Staekii. 

 Stark's Fork Moss (a) . 



Colour. Yellow and brown green. 



Stems. One inch or more in length, branched, tufted. 



Leaves (b.) Falcate, secund, base lanceolate, upper part subulate and roimded 

 (setaceous) . 



