734 EXIDIA 



pruinose. Flesh reddish, gelatinous, then cartilaginous, firm. Spores 

 white, oblong, depressed on one side, 10-12 x 4-5 /n; "basidia ovoid, 

 or oblong, 16-21 x 10-12ju,. Subhymenial hyphae granular, 1'5-3/n 

 in diam." Bourd. & Galz. Under conifers. Sept. Oct. Uncommon. 

 (&) 



Exidia Fr. 

 (etStw, I exude.) 



Receptacle gelatinous, soft, pellucid; globose, or hemispherical, 

 marginate, substipitate, or sessile, sterile on the upper surface. Hy- 

 menium inferior, smooth, reticulately veined, foliaceous, even, or 

 papillose with short, sterile papillae. Basidia deeply immersed in the 

 gelatinous hyphae, and covered by a layer traversed by the sterigmata. 

 Spores white, rarely tinged brownish, allantoid, cylindrical, or oblong, 

 smooth, producing on germination, either strongly curved, or straight 

 and rod-like sporidiola, or bunches of cylindrical conidia. Growing on 

 wood. 



I. Spores on germination giving rise to strongly 

 curved sporidiola. 



2506. E. truncate Fr. Truncata, cut off. 

 R. 1-2 cm. high and broad, brown bistre, truncato-plane, hemi- 

 spherical, soft, rough with dots, or granular beneath. St. concolorous, 

 very short, becoming cavernous. Hymenium very black, shining, 

 glandular with concolorous papillae. Flesh brownish, gelatinous, not 

 becoming swollen when moistened. Spores "white, very rarely tinged 

 with brownish bistre, cylindrical, curved, 1420 x 4-5-6 /z; basidia 

 ovoid, 13-18 x 11-13/u,. Hyphae 1-3 fj, in diam., septate, with clamp 

 connections " Bourd. & Galz. Lime, and willow branches. Dec. Rare. 



2507. E. intumescens (Sm.) Rea. (= Tremella intumescens Sm.) Engl. 

 Bot. t. 1870, as Tremella intumescens. 



Intumescens, swollen up. 



R. 2-5 cm., brown, becoming black when dry, rounded, or conglo- 

 merate, somewhat tortuously lobed, resembling the intestines of some 

 animal, obsoletely punctate. Flesh whitish, streaked with fuscous, gela- 

 tinous, shrivelling to a mere skin when dry. Spores white, "oblong, 

 slightly curved, 13 x 4/i" Karst. Fallen beech trunks, branches, and 

 rails. Oct. Jan. Uncommon, (v.v.) 



2508. E. recisa (Ditm.) Fr. Ditm. in Sturm's Deutschl. Fl. i, t. 13, 

 as Tremella recisa Ditm. Recisa, cut off. 



R. 1-3 cm., fuscous amber colour, truncato-plane, hemispherical, or 

 obconical, somewhat repand, rough with dots beneath. St. con- 

 colorous, short, oblique, excentric. Hymenium brighter coloured, plane, 

 often veined. Flesh concolorous, gelatinous, soft, subdiaphanous. 

 Spores white, oblong, or cylindrical, curved, 15-18 x 4-5/t. Willow, 

 sloe, and poplar branches. Sept. Dec. Not uncommon, (v.v.) 



