TREMELLINEI. 



GENUS LXI. Naematelia (vai/nd, a word coined by Fries from 

 vaiu, and applied to the gelatinous substance which sur- 

 rounds the nucleus ; etAe'w, to roll or wrap round). Fr. Syst. 

 Myc. ii. p. 227. 



Solid, convex, immarginate, nucleus fleshy firm, entirely en- 

 veloped with a thick gelatinous stra- 

 tum> wn i cn i s internally fibroso- 

 floccose, and everywhere covered 

 with sporophores. Growing' on 

 wood, rather firm, not shrivelling 

 when dry. Fr. Hym. Eur. p. 696. 



1. N. encephala Fr. Pallid-flesh- 

 colour, 8-12 mm. (4-6 lin.) broad and 

 thick, somewhat sessile, pulvinate, 

 plicato-rugose. 



Solitary or clustered, 

 hard, white. 



Nucleus large, 



XCIX. Namatelia encephala. 

 Natural size. 



From its brain-like appearance. 



227. Berk. Out. p. 290. 

 Bot. Mag. i. t. 4.7. 14. 



On pine branches, chiefly Scotch 

 fir. Frequent. Sept. -Feb. 



Looks like the brain of some animal. 

 M.J.B. Name ei/, within; /ce^aA^. head. 

 Fr. Hym. Eur. p. 696. Syst. Myc. ii. p. 



C. Hbk. n. 1033. S. Mycol. Scot. n. 979. Willd. 



2. N. nucleata Fr. Whitish then light yellow-fuscous, 2-8 mm. 

 (1-4 lin.) broad, sessile, becoming plane, somewhat gyrose. 



On rotten wood. Rare. 



Sometimes confounded with Tremella albida from which it differs in the 

 presence of a small white nucleus. M.J.B. Name nucleus, a kernel. Fr. 

 Hym. Eur. p. 696. Syst. Myc. ii. p. 228. Berk. Out. p. 290. C. Hbk. n. 

 1034. 



3. N. virescens Corda. Greenish, sessile, somewhat orbicular, 

 depressed, gyroso-tubercular. 



On branches of Ulex, &c. Common. Jan.-Dec. 



Name vireo, to be green. Corda Ic. iii. f. 90. Fr. Hym. Eur. p. 696. 

 Berk. Out. p. 290. C. Hbk. n. 1035. S. Mycol. Scot. n. 980. Fl. Dan. t. 

 1857.7. i. 



