1916] 
BURT—THELEPHORACEAE OF NORTH AMERICA VI 229 
lar region and brighter and more intensely colored margin 
and side next to substratum, and the rope-like hyphal strands 
next to substratum, -The sage-green color given to hymenial 
tissue by KHO solution is a helpful determinative character 
in most cases; however, I have two collections which fail 
to give it. H. coriarius oceurs in Herb. Schweinitz under 
the name Thelephora punicea Alb. & Schw. The specimen 
is the No. 676 of Schweinitz, ‘Syn. N. Am. Fungi’; it does 
not agree well with the original description of Albertini and 
Schweinitz and is not what European mycologists now under- 
stand as Thelephora (Hypochnus) punicea. 
Specimens examined: 
Hungary: A. Kmet, type of H. fulvo-cinctus (in Bresadola 
Herb.). 
Vermont: Lake Dunmore, W. G. Farlow (in Farlow Herb.) ; 
Middlebury, E. A. Burt, three collections. 
New York: Greenbush, C. H. Peck, type (in Coll. N. Y. 
State). 
Pennsylvania: Kittanning, D. В. Sumstine; Bethlehem, 
Schweinitz (in Herb. Schweinitz, under the name Thele- 
phora punicea). 
South Carolina: Gourdin, C. J. Humphrey, 3281 (in Mo. Bot. 
Gard. Herb., 43118). 
Ohio: C. G. Lloyd, 3882, 4199. 
Wisconsin: Blue Mounds, Е. T. 4 S. A. Harper, 870. 
19. H. bicolor Atkinson & Burt, n. sp. 
Type: in Burt Herb. and in Cornell Univ. Herb. 
Fructification effused, membrana- 
ceous, separable, dry, central portion at 
the surface  olive-ocher, underneath 
brownish drab and extended laterally as === 
a brownish drab margin 1-5 mm. broad; 
structure in section about 4004 thick, i 
(1) with the hyphae next the substra- ee ТОК udi. 
tum slightly colored, thin-walled, lax, 
long-celled, nodose-septate, Зи in diameter, either loosely 
interwoven or with some hyphae consolidated together into 
Fig. 19 
