dge white; s. tapering upwards, white, glabrous, ring
deciduous.

III. _Volva and ring absent. Veil practically absent; p. either
glabrous or with minute innate squamules, especially near the apex,
not splitting along the lines of the gills._

* _Gills attached to the stem._

=fuscescens=, Fr. P. 4-6 cm. ovate then exp. not lobed, disc fuscous,
rest greyish brown, powdered with meal at first; g. narrow towards the
front; s. white, hollow, somewhat fibrillose; sp. 8-10 x 5-6.

Differs from _C. atramentarius_ in rufous p. not lobed.

[=tergiversans=, Fr. P. conical then exp. 6-12 cm. rusty brown, grooved,
cracked into squamules; g. broadly adnate; s. white, apex sulcate.

Allied to _C. micaceus_; differs in squamulose and not micaceous p.

[=Lerchenfeldii=, Schulz. P. hemispher. apex elevated, brownish grey,
edge wavy silvery grey then violet; g. violet, shining; s. fibrillose or
squamulose.

** _Gills free._

[=cylindricus=, Fr. P. cylindrical then exp. 8-12 cm. across, rimosely
striate, a few adpr. squamules, whitish brown; g. narrow; s. 15-21 cm.
equal, fibrillose.

[=Mayrii=, Allesch. P. campan. exp. white, striate, small yellow-brown
squamules near edge, disc sparingly scaly; g. free; s. white, striate,
base globose, marginate, hollow to swollen base; sp. 6-7 x 3-4.

Allied to _C. atramentarius_.

=flocculosus=, Fr. P. ovate then exp. 4-7 cm. across, dingy white,
striate, squamules innate; g. narrow; s. 6-10 cm. white, silky, hollow;
sp. 10 x 7-8.

Differs from _C. aratus_ in white p., and from _C. lagopus_ in glabrous
stem.

=squamosus=, Morgan. P. 4-6 cm. sulcate, grey, with persistent spreading
brown scales; g. free; s. 9-14 cm. with brown spreading scales up to
ring; sp. 9-10 x 5.

IV. _Volva and ring absent. Veil very evident--at least in young
state--as a felty coating, which breaks up during expansion of p.
into patches; cottony, squamulose, fibrillose or mealy. Not
glistening or micaceous._

* _Veil thick and felty, breaking into patches._

+ _Gills attached to stem._

=aphthosus=, Fr. P. campan. even, livid, 2-3 cm. white veil at first
continuous then broken into floccose patches; g. adnate; s. 5 cm. white,
hollow, fibrillose; sp. 15-16 x 10.

Differs from _C. varicus_ in hollow stem.

[=phaeosporus=, Karst. P. conico-cylindrical then flattened, everywhere
delicately striate, at first enclosed in a rufescent veil which breaks
u