468 FUNGUS-FLORA. 



ILLOSPOEIUM. Mart. (fig. 26, p. 442.) 



Sporodochium wart-like, pulvinate, or somewhat effused, 

 white or bright-coloured, subgelatinous and waxy, sometimes 

 cracking ; conidia variable, globose or sigmoid, agglomerated 

 in irregular clusters by mucus ; conidiophores variable. 



IHosporium, Martius, Fl. Cr. Erlang., p. 325; Sacc, Syll., 

 iv. p. <6bQ. 



Differs from Tuhercularia in the conidia being; held too-ether 

 m irregular masses by mucus. Often forming rosy stains on 

 lichens. 



lUosporiiim roseum. Mart. (fig. 26, p. 442.) 

 Erumpent, free, gregarious and forming irregular masses, 

 soft, subgelatinous, deep rose-colour, readily becoming pow- 

 dery and friable ; conidia ovoid, unequal, involved in mucus; 

 conidiophores branched and contorted. 



Hlosporium roseum, Mart., Fl. Erl., p. 325 ; Sacc, Syll., iv. 

 n. 3100. 



Growing on the thallus of various species of lichens, 

 Physcia, Parmelia, &c. 



Illosporium coccineum. Fries. 



Sporodochia minute, crowded, globose, scattered every- 

 where, scarlet, at length breaking up into similarly coloured 

 conidia, which are subglobose and held by mucus in small 

 groups. 



Ulosporium coccineum, Fries, Syst. Myc, iii. p. 259^; Sacc, 

 Syll., IV. n. 3101. 



On the thallus of various lichens. 



Illosporium corallinum. Eob. 



Gregarious, minute, rosy, globose, ovoid or cylindrical, 

 more or less branched and coral-like ; conidia variable in 

 shape, somewhat hyaline, agglutinated in groups. 



Illosijorium corallinum, Eob., in Desm., Ann. Sci. Nat., 1848, 

 X. p. 342 ; Sacc, SylL, iv. n. 3102. 



On various species of frondose lichens. 



Illospori-uin carneum. Fries. 

 Gregarious, globose, free, soft, powdery, flesh-red ; conidia 



