24 Transactions. 



B. Spores colourless. 

 " Hymeniuiu minutely setulose with pi'ojecting cj'stidia.. 



52. Peniophora. Cystitlia coloiu'less. 



53. HYMENOCH.a;TE. Cystidia coloured. 



** Hymenium glabrous. 



54. CoRTiciUM. Entirely resupinate ; hymenium usually cracked when 



dry. 



55. Stereum. Effuso-reflexed ; pilaus silky or strigose ; hymenium even. 



56. Lachnocladium. Erect, narrowed to a stem-like base ; pileus cut 



up into many very narrow segments ; fertile on one side only. 



57. Craterellus. Large, erect, funnel-shaped. Terrestrial. 



58. Cyphella. Minute, cup-shaped, mouth open. On plants. 



49. Coniophora, DC. 



Broadly effused, resupinate, margin determinate or indeter- 

 minate ; hymenium powdered with the smooth coloured 

 spores ; cystidia absent. 



Coniophora, DC, Flor. Fr., vi, p. 34. 



Forming broadly expanded, minutely powdery expansions on 

 bark or wood. 



Coniophora svlphurea, Mass., Journ. Linn. Soc. (Bot.), xxv, 

 p. 133 ; Cooke, Austr. Fung., p. 196. Syn., Corticium svl- 

 phureum. Fries, Epicr., p. 561 ; Sacc, Syll. vi, no. 7535 



Broadly effused, margin bright sulphur-yellow, often fibril- 

 lose and running out in cord-like radiating strands ; hymenium 

 thickish, compact, almost waxy, brownish with a yellow tinge, 

 cracking when dry ; spores broadly elliptical, brownish-yellow, 

 11-12 X 8-10 fx. 



On wood, bark, dead leaves, &c. Northern Island, New 

 Zealand. Tasmania, Ceylon, Europe, United States, Cuba. 



Often sterile, and then very showy, as the mycelium and 

 margin is clear yellow. Often extending for many inches. 



50. Thelephora, Ehrh. 



Varying from central-stemmed, through dimidiate, to resupin- 

 ate ; pileus usually fibrillose or strigose : hymenium usually 

 Avrinkled ; spores coloured, warted, or echinulate. No cystidia. 



Thelephora, Ehrh., Crypt., p. 178. 



Differs from Coniophora in rough spores, which usually have 

 a vinous or pale-purple tinge. Stereum differs in colourless 

 spores. 



