1917] 
BURT—MERULIUS IN NORTH AMERICA 351 
Specimens examined: 
Exsiecati: Ell & Ev., Fungi Col, 1115, under the name of 
Merulius lacrymans. 
Sweden: northern Sweden, L. Romell, 386, 387. 
Ontario: Humber Valley, Toronto, J. Н. Faull, Univ. of 
Toronto Herb., 323 (in Mo. Bot. Gard. Herb., 44913). 
New Hampshire: Profile House, W. G. Farlow (in Farlow 
Herb. and in Mo. Bot. Gard. Herb., 54912). 
New York: Adirondack Mountains, C. H. Peck (in Coll. N. Y. 
State, under the name M. tenuis), and C. H. Kauffman, 36 
(in Lloyd Herb.); Catskill Mountains, C. H. Peck (in Coll. 
N. Y. State, under the name M. tenuis); Ithaca, Dudley, 
type of Merulius tenuis (in Coll. N. Y. State); G. F. Atkin- 
son, Cornell Univ. Herb., 22967; Syracuse, L. M. Under- 
wood, two collections (1n N. Y. Bot. Gard. Herb.). 
West Virginia: Nuttallburg, L. W. Nuttall, in Ell. & Ev., 
Fungi Col., 1115. 
Missouri: Barnhart, H. von Schrenk. 
Idaho: Priest River, J. В. Weir, 8000 (in Mo. Bot. Gard. 
Herb., 54913). 
Washington: Lake Wilderness, Cascade Mountains, C. Н. 
Kauffman (in Mo. Bot. Gard. Herb., 20861). 
34. M. hexagonoides Burt, n. sp. 
Type: in N. Y. Bot. Gard. Herb. 
Fructification resupinate, effused, dry, papery, separable, 
drying between buffy brown and Saccardo’s umber, the mar- 
gin thin and fimbriate; hymenium with only very slightly 
elevated, broad folds which become reticu- 
lately connected and form shallow, hexagonal O 
pores about 1-2 to а mm., with folds of Ше moo 
largest pores nearly obliterated; in structure Fig. 32 
1000 д thick, with the broad folds extending м. hexagonoides. 
100-150 р more, composed throughout of thin- Ec. 2% 
walled, non-incrusted, slightly colored, осса- 
sionally nodose-septate hyphae 4-5 д in diameter, somewhat 
loosely interwoven; no cystidia; spores concolorous with the 
hyphae, even, 5-73<44 и, borne four to а basidium. 
