200 The Fungi of Wiltshire. 



Genus LXXX., Diachcea Fr. Peridium very delicate, simple, 

 falling off in fragments. Capillitium subreticulate, springing from 

 a grumous, pallid columella. 



Genus LXXXI., Sfemonitis Grev. Peridium very delicate, simple, 

 evanescent. Capillitium reticulate, springing from the dark, pene- 

 trating stem. 



Stemonitis fusca Roth., Rudlow, on stumps. 



ovata P., Bowood, on rails. 



violacea Fr., Pudlow, on moss. 



Genus LXXXII., Enerthenema Boicm. Peridium very delicate, 

 simple, evanescent, except at the apex, where it is adnate with the 

 dilated top of the penetrating dark stem. Capillitium dependent, 

 attached to the dilated disc. Spores surrounded by a cyst. 



Genus LXXXIII., Dictydium Schrad. Peridium simple, very 

 delicate, reticulated, or veined from the innate capillitium. 



Dictydium umbilicatum Schrad., Rudlow, on stumps. 



Genus LXXXIY., Cribraria Schrad. Peridium simple, persistent 

 below, vanishing above. Flocci innate, forming a free network in 

 the upper half of the peridium. 



Genus LXXXV., Arcyria JSill. Peridium simple, upper portion 

 very fugacious. Capillitium elastic. Flocci not spiral. 



Arcyria incarnata P., Bowood, common on stumps, &c. 



Genus LXXXVI., Ophiotheca Currey. Peridium simple, bursting 

 longitudinally. Capillitium twofold, one consisting of delicate 

 hyaline threads, to which the spores are attached ; the other of 

 echinulate, thicker, branched filaments. 



Genus LXXXVII., Trichia Hall. Peridium simple, persistent, 

 membranaceous, bursting irregularly above. Threads spiral. 



Trichia rubiformis P., RudloW, on dead wood. 



fall ax P., Draycot ditto 



turbinata With., Rudlow, ditto 



■ serpula P., Spye Park, on leaves. 



Genus LXXXVIII., Perichcena Fr. Peridium simple, submem- 

 branaceous, persistent, naked, often splitting horizontally in the 

 middle. Flocci few, not spiral. 



Perichcena populina Fr., Draycot, on poplar wood. 



Genus LXXXIX., Licea Schrad. Peridium thin, membranaceous, 



