Exidia TREMELLINACE. 



SUBFAMILY II. EUTREMELLINOIDE^E 



447 



Basidia subglobose, at maturity longitudinally quadripartite and 

 producing at the apex two to four elongate sterigmata. 



Species 2004 2029 



XCIX. EXIDIA Fr. 



(From the exuding receptacle Gr. exidio, to exude.) 



Gelatinously distended, tremelloid, irregularly gyrose and lobed, 

 submarginate or effused, often papillose, when young cup-shaped and 

 truncate. Basidia globose or ovoid, typically longitudinally four- 



A 



Fig. 114. A, B, E.ridia glandnlesa Fr., entire and in section. One-half 

 natural size, c, basidium and spores ; D, spores germinating and producing 

 sporidiola. X 500. 



partite, bearing four elongate stout sterigmata. Spores reniform, 

 for a long time continuous, becoming i- to many-septate on germi- 

 nation, each cell or loculus of the spore giving origin to a very short 

 promycelium bearing a crown of strongly-curved sporidiola. (Fig. 114.) 



'Species 20042007 



a. Auriculina. Pezizoid. 2004, 2005 



b. Spicularitz. Somewhat plane, not lustrous beneath, gland- 



ular, here and there gyrose. 2006, 2007 



a. Anriculina. 



2004. E. truneata Fr. (from its appearance, as if cut short ; tntnco, 



to maim, shorten) a c. Soft, distended, shining black. 

 Disc truncato-plane, glandular, at length cavernous, rough with 

 dots beneath. St. very short. 



Bursting through bark, lime, willow. Dec. ij in. Like 2006 on a small 

 scale. 



