North American species of Mycena.

EXCLUDED AND DOUBTFUL SPECIES

489

This is Coprinus pulchrifolius Peck, Ann. Rep. New York State
Mus., 29: 41. 1878.
Mycena pumila (Bull.) Rostrup. Reported by Dearness (1923).
Mycena radius (Johhston) Saccardo, Syll. Fung., 9: 37. 1891.
Agaricus (Mycena) radius Johnston, Bull. Minn. Acad., 1: 218. 1877.
"Pale yellow Mycena.
"Pileus translucent, finely striated, from margin to center, disc
pale yellow, or lead color, stem thread-like, hollow, white; gills extremely narrow, regular. Pileus expanded, one to two lines broad;
stem 1 to 1~ inches high.
"Found on the ground under an inverted tumbler. May."
This species has never been recognized and very likely never can
be unless the type is located.
Mycena roridula (Berk. & Curt.) Saccardo, Syll. Fung., 5: 297. 1887.
Agaricus (Mycena) roridulus Berkeley & Curtis, Journ. Linn. Soc., 10:
285. 1868.
Prunulus roridulus Murrill, North Am. Flora, 9: 339. 1916.
"Pileo e convexo piano tenero albido viscido, umbone fusco; stipite aequali fistuloso glabro subfusco; lamellis adnatis puberulis
latiusculis albis, interstitiis subtrabeculatis.
'On rotten wood. October. Pileus 4 inch across; stem 1 inch
high, ~ line thick."
I have not seen authentic material. The species cannot be recognized until data on the microscopic characters of the type become
available.
Mycena setosa (Fr.) Gillet.
The name has been used in this country by Beardslee and Coker
and by Kauffman; see comments under M. osmundicola.
Mycena sordida (C. G. Lloyd) Murrill, North Am. Flora, 10: 190.
1917.
This is Bolbitius sordidus C. G. Lloyd, Myc. Notes, 18. 1899.

Mycena stipularis (Fr.) Quelet.