; s. compr. ochre with a crimson
zone.

** _Gills narrow, crowded._

=acervata=, Fr. Caespitose. P. 4-7 cm. exp. obtuse, then umb., reddish
then pale; g. free, narrow, closely crowded; s. 4-9 cm. equal, glabrous,
rufous, base downy, rooting; sp. 7-8 x 3.5.

Differs from _C. confluens_ in glabrous stem, and from _Marasmius
erythropus_ in narrow, closely crowded gills.

=dryophila=, Bull. P. 2.5 cm. obtuse, then subdepr. reddish or pale tan,
even; g. sinuate, crowded, narrow; s. 2-4 cm. hollow, glabrous,
rufescent or yellowish; sp. 7-8 x 4.

=aquosa=, Fr. Every part honey-colour. P. 2-2.5 cm. obtuse, hygr. margin
striate; g. rounded and free, crowded; s. 3-6 cm. polished, surface
slightly wavy; sp. 6 x 4.

var. _Bulliardii_. P. reddish ochre then pale; s. tawny.

=extuberans=, Fr. P. 2-3.5 cm. exp. umb. prominent, bay or umber; g.
crowded, narrow; s. 4-7 cm. equal, straight, glabrous, pallid, rooting;
sp. ----.

=exsculpta=, Fr. P. 2-4 cm. exp. umbilicate, persistently tawny brown;
g. closely crowded, sulphur-yellow; s. 2-3 cm. yellow; sp. ----.

[=luteifolia=, Gill. P. exp. edge lobed, irreg. reddish or cinnamon; g.
sulphur yellow; s. glabrous, colour of p.

[=cinnamomaeifolia=, Gill. P. convex, subdepr. with a slight umbo,
whitish yellow; g. crowded, pale cinnamon; s. reddish.

=macilenta=, Fr. Entirely yellow. P. 2-2.5 cm. obtuse, even, glabrous;
g. linear; s. minutely fistulose, glabrous, tough, rooting, 2-3 cm.; sp.
5-6 x 3.

=clavus=, L. P. 2-6 mm. obtuse, even, orange-red, shining; g. crowded,
white; s. 1.5-2.5 cm. very slender, whitish, glabrous; sp. 4 x 2.5.

_Mycena acicula_ differs in yellow gills and rooting stem.

=ocellata=, Fr. P. 1-1.5 cm. exp. disc depr. round pale small umbo,
rufous or yellowish; g. crowded, white; s. 3-5 cm. slender, tough,
glabrous, tinged fuscous, base rooting, fibrillose; sp. ----.

Distinguished from _C. cirrhata_ by glabrous stem.

[=floridula=, Fr. P. exp. obtuse, slightly striate, tinged flesh colour
then pale; g. pale rose colour; s. pellucid, white.

[=Micheliana=, Fr. Pure white. P. obtuse, margin slightly striate; g.
adnexed, crowded; s. thin, glabrous, base slightly thickened.

=muscigena=, Schum. Pure white. P. 2-4 mm. obtuse, even; g. adnate; s.
1.5-2.5 cm. very slender, wavy, equal, glabrous; sp. ----.

Known from small sp. of _Mycena_ by the broadly adnate gills and even
pileus.

[=ludia=, Fr. Pure white. P. subumb. exp. revolute, undulate a