free; s. 2.5 cm. white,
hyaline, hollow; sp. 15 x 7.

[=affinis=, Karst. P. conico-cylindr. then exp. greyish white, disc pale
rufous, plicate, scurfy; g. free; s. flaccid, glabrous, pallid; sp. 6-8
x 5-7.

=radiatus=, Fr. P. cylindrical, soon plane and splitting, yellowish,
disc darker, then whitish, minutely pilose when young; g. almost free;
s. 1-3 cm. hyaline, pilose; sp. 7-8 x 5.

=Gibbsii=, Mass. and Crossl. Very minute, p. 0.5 mm. hemispher. then
exp. striate, glabrous, pale ochre; g. adnate, few; s. 4-7 mm. white,
glabrous; sp. subcircular, compressed, 8-9 diam.; cystidia piriform.

[=lanatus=, Boud. P. soon campan. plicately striate, greyish rufous disc
darker; g. free; s. glabrous, white, slightly bulbous.

** _Pileus glabrous._

+ _Gills attached to stem._

# _Stem downy or pulverulent._

=tardus=, Karst. P. ovoid then campan. 2.5-5 cm. coarsely striate, bay
then ochre, glabrous; g. adnate; s. 6-10 cm. white, slightly flexuous,
equal; sp. angularly ellipt. 12-18 x 7-9.

Differs from _C. deliquescens_ in smooth disc and adnate g.

[=Gilletii=, Jacobasch. (= _Cop. intermedius_ Gill.). P. ovato-campan.
grey, disc yellow; pulverulent then glabrous, edge striate; g.
ovato-elongate, blackish; s. slender, glabrous, hollow, with a
membranaceous, distant, fixed erect ring.

[=attenuatus=, Gill. P. conico-campan. even, glabrous, edge sulcate,
upturned when dry, apex yellowish; g. broad, ventricose, reddish-brown;
s. long, slender, hollow, narrowed towards base.

## _Stem glabrous._

[=auricomus=, Pat. P. elliptic-oblong then campan. finely striate, pale
greyish red disc darker, glabrous, 1.5-2 cm.; g. adnate; s. 5-8 cm.
white, glabrous; sp. ----.

Young plant enveloped in a golden yellow weft (= Ozonium).

=congregatus=, Fr. P. cylindrical then campan. edge slightly striate,
glabrous, viscid, ochre, 1.5-2 cm.; g. slightly adnexed; s. 2-3 cm.
smooth, hollow, white; sp. ----.

=alternatus=, Fr. P. hemisph. then discoid, even, glabrous, chalk-white
disc pale umber, 3 cm.; g. adnate; s. whitish, hollow, 7-10 cm.; sp. 10
x 6-7.

=digitalis=, Fr. P. ovate then campan. whitish disc darker, glabrous,
striate up to disc, 2.5 cm.; g. slightly adnexed; s. 3-5 cm. whitish,
equal; sp. ----.

When mature the p. is sometimes livid olive or yellowish grey, and g.
appear to be adnate.

[=diaphanus=, Q. Every part translucent and glabrous. P. grooved, edge
crenulate, silvery with a central t