CORTICIUM. 125 



(^Corticiuni incarnatum, Fr.), also PeniojjJiora rosea (Cortichim 

 roseum, Fr.), but separated from both by the absence of pro- 

 jecting cystidia and different spores. 



Corticium aurora. Berk. 



Very thin, effused, closely adglutinated, rosy, becoming 

 pale, margin indeterminate ; spores ellipsoid, apiculate, 

 10-11 X 7-8 fx. 



Corticium aurora, Berk., Outl., p. 270 ; Mass., Mon. Thel., 

 p. 141. 



On dead leaves of Carex, &c. Verj^ thin, effused, pink, 

 becoming whitish. Distinguished from Corticium typliae by 

 the large subpyriform or pip-shaped spores. 



Corticium anthochroum. Fr. 



Broadly effused, thin, bright rose-colour or brick-red with 

 a rosy tinge, becoming pale, margin byssoid, paler ; spores 

 elliptical, 11-13 x 8-9 p.. 



Corticium anthochroum. Fries, Hym. Eur., p. 661, Mass., 

 Mon. Thel., p. 141. 



Thelephora anthochroa, Pers., Syn., p. 576. 



On bark. Hymenium when perfect, waxy and sometimes 

 cracked when dry; usually sterile and minutely velvety 

 under a lens. 



Corticium molle. Fr. 



Subrotund, fleshy, texture loose, soft, margin naked ; 

 hymenium pallid, more or less spotted with red, waxy, 

 papillose, cracked when dry ; spores cylindric - ellipsoid, 

 obtuse at both ends, 7 X o /jl. 



Corticium molle, Fries, Hym. Eiir., p. 660; Mass., Mon. 

 Thel., p. 143. 



On wood and bark of pines. Known by the thick, soft, 

 fleshy substance. 



Corticium polygonium. Fr. 



Closely adnate, determinate, margin byssoid ; soon in- 

 durated ; hymenium pinkish, pruinose, usually much 

 cracked; spores cylindric-ellipsoid, 14— 16 x 5-7 /x. 



Corticium polyr/onium. Fries, Hym. Eur., p. 655 ; Mass., 

 Mon. Thel., p. 145. 



On bark, especially poplar, also on wood. Usually 



