Ulocolla 



TREMELLIXACEiE 



449 



Sterig)?iata elongate, thick. Spores for a long time continuous, then 

 uniseptate, reniform, each loculus on germinating giving origin to a 

 very short promycelium bearing at its apex straight rod-like sporidiola. 

 (Fig. 115.) Species 2008, 2009 



2008. U. saeeharina Bref. (from the colour, like one kind of sugar, 



saccharon) a b c. 

 Effused, tubercular, gyroso-undulate, thick, sprinkled with a few 



minute obtuse evanescent papillae, tawny cinnamon. 

 Branches, larch, pine ; rare. Nov. 3 in. 



2009. U. foliaeea Bref. (from a fancied leafy or lamellate appear- 



ance ; folium, a leaf) a b c. 

 Flaccid, even, diaphanous, undulate, plicate at base, cinnamon- 

 salmon or vinous-buff, sometimes shaded yellowish. 



Csespitose. Stumps, logs, rails, etc., pine, oak, amongst fir-leaves, spreading 

 to the ground. Aug.-Jan. i\ in. 



CI. TREMELLA Dill. 

 (From the jelly-like tremulous substance.) 



Pulvinate or effused, brain-like or lobed, gelatinous, tremelloid, 

 immarginate, generally smooth. Basidia globose, sometimes bifid or 



Fig. 116. — a, Trcmella lutescens Pers. One-half natural size. 

 B, basidium, with surface view, b, spores and conidia ; c, spore 

 germinating and producing hyphas ; d, ditto, producing sporidiola ; 

 E, sporidiola germinating. X 500. 



trifid, but usually longitudinally quadripartite, each quadrant of the 

 basidium elongating into a long, stout sterigma. Spores subglobose, 



2 G 



