| [Vor. 3 
234 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
Fruetifieation effused, byssoid, membranaceous, separable, 
drab-gray, the margin the same color or whitish; in structure 
200-3850» thick, with the hyphae hyaline un- 
= der the microscope, thin-walled, nodose- 
septate, loosely interwoven; basidia with 4 
sterigmata; spores drab-gray in a spore 
collection, globose, echinulate, the body 
115—5l5u in diameter. 
еи 2-3 em. long, 1-1% em. 
broad. 
On bark of Alnus. New Hampshire and 
Fig. 24 Montana. September. 
H. cinerascens. This species is distinguished from H. 
Hyphae, sporex 640. 
"T Е epigaeus by drab-gray color, fructification 
easily separable from substratum, occurrence on wood, small- 
er and echinulate spores, and урна of smaller diameter and 
more uniformly interwoven. 
Specimens examined: 
Finland: Mustiala, P. A. Karsten. 
New Hampshire: Chocorua, W. G. Farlow, 17. 
Montana: Missoula, J. R. Weir, 440 (in 
Mo. Bot, Gard. Herb., 22144). 
25. H. peniophoroides Burt, n. sp. 
Type: in Burt Herb. and in N. Y. 
Bot. Gard. Herb. 
Fruetifieation long and widely ef- 
fused, coriaceous, compact, adnate, gla- 
brous, pinkish buff, the margin entire, 
determinate; іп structure | 300-400, 
thiek, stratose, composed of fine inter- 
woven hyphae and numerous eystidia; 
hyphae concolorous with the fructifica- 
tion, 114 in diameter, not nodose-sep- 1 
tate, densely interwoven, dichotomously Pig. 25 
branched, and with antler-shaped hyphal H. peniophoroides. 
branches especially noticeable at the ©? E peser 
surface of the hymenium; cystidia very 
numerous in all regions of fructification, cylindric, acute, 36- 
