(Vol. 13 



334 annals of the missouri botanical garden 



Tremellaceae 



EICHLERIELLA 



Eichleriella mexicana Burt, n. sp. 



Ty})o: in Mo. But. Card. Herb, and N. Y. Hot. Card. Herb. 



Fructifications coriaceous, separable, effuso-reflexed, with the 

 reflexed portion narrow, snuff-brown, and concentrically sulcate 

 on the upper side, fibrillose, the margin entire; hymenium light 

 vinaceous-cinnamon in the herbarium, pruinose, even; in section 

 600 [L thick, (1) with the layer at surface of pileus and next to 

 substratum up to 100 [l thick and having its hyphae Saccardo's 

 umber, loosely interwoven, thick- walled, 3-4 (x in diameter, and 

 (2) with a broad intermediate layer composed of densely inter- 

 woven, hyaline hyphae 4 ;jl in diameter which passes into (3) 

 the hymenial layer composed of basidia and slender branched 

 paraphyses bearing granules; basidia immersed about 30 (x 

 below the surface of the hymenium, longitudinally septate, 16- 

 21 X 10-11 ;jl; spores simple, hyaline, even, 12 X 4-5 (x. 



Fructification resupinate over an area 4 cm. long, 1}^ cm. wide, 

 and broken off at both ends; the reflexed portion 2 mm. broad. 



On bark of a decaying, frondose limb. Mexico. December. 



E. mexicana is related to E. alliciens but is thicker, browner 

 above, with branched paraphyses bearing granules, and with 

 larger spores. 



Specimens examined : 

 Mexico: Guernavaca, W. A. & E. L. Murrill, 399, type (in Mo. 



Hot. Gard. Herb., 54547, and N. Y. Bot. Gard. Herb.). 



SEBACINA 



Sebacina (?) Cokeri Burt, n. sp. 



Sebacina sp. Coker, Elisha Mitchell Scientif. Soc. Jour. 35: 

 157. pi 47, 61, f. 1-5. 1920. 



Type: in Univ. of North Carolina Herb, and Mo. Bot. Gard. 

 Herb. 



"Forming low, crowded and anastomosing, nodulated masses 

 and pustules looking very like a Myxomycete; patches 9 cm. or 

 more long and up to 1.5 cm. wide in our collection (probably quite 

 indefinite as to size and form of area covered) ; height only up to 



