=languidus=, Fr. P. 1.5-2 cm. umbil. flocculose, rugosely sulcate, whitish tinged yellow or flesh colour; g. narrow; s. 2-3 cm. thickened upwards, pale, naked, base tawny; sp. 6-7 x 4. =rubricatus=, Mass. P. up to 1 cm. soon plane, whitish tinged red; g. adnexed, white then brownish; s. 1-2 cm. slender, incurved, hollow; sp. 6 x 3. ** _Stem velvety pruinose, base subtuberculose._ =foetidus=, Fr. Foetid. P. 2-3 cm. exp. and umbil. or wavy, striato-plicate, tawny bay or rufous, pruinose when dry; g. rufescent with a yellow tinge; s. 2-3 cm. hollow, bay, minutely velvety; sp. 7 x 4. =inodorus=, Pat. P. thin, exp. reddish brown with adpr. silky down; g. adnate, crowded, whitish; s. blackish red, apex pale, entirely covered with white bloom. Differs from _M. foetidus_ in absence of smell. [=xerotoides=, Tr. P. umbilicate, umber, striate; g. broadly adnate, becoming greyish; s. velvety, base thickened, strigose. [=lagopinus=, Fr. P. convex, even, glabrous, pallid; g. adnate, pallid; s. pallid, white floccose half way up, apex naked. =amadelphus=, Fr. P. 3-4 mm. soon plane, disc slightly pruinose, margin at length striate, pale reddish-yellow; g. broadly adnate, broad; s. pallid, bay below, slightly pruinose 1-1.5 cm.; sp. 4 x 2.5. var. _insignis_. G. very distant, pale umber. =ramealis=, Fr. P. 2-4 mm. opaque, rugulose, not striate, white, disc often tinged rufescent; g. rather distant, narrow, white, adnate; s. 1 cm. white, mealy, base darker; sp. 4 x 2. =candidus=, Bolt. Entirely white. P. up to 0.5 cm. pellucid, wrinkled, naked; g. adnexed; s. 1-2 cm. whitish, slightly pruinose, base tinged brownish; sp. 4 x 2. B. MYCENA. _Stem horny, fistulose but often with a pith, tough, dry, mycelium rhizomorphoid, cortex not floccose, edge of pileus straight and adpressed to stem at first._ I. CHORDALES. _Stem rigid, rooting, or adnate by a dilated base._ =alliaceus=, Fr. Smell of garlic. P. 2.4 cm. subumb. even then striate or sulcate, greyish; g. free; s. 6-10 cm. minutely velvety, blackish; sp. 14-16 x 8. =molyoides=, Fr. Smell somewhat unpleasant. P. soon plane, even, brownish then pale; g. free, crowded, white; s. tall, hollow, glabrous, blackish brown. [=chordalis=, Fr. P. plicate, brownish; g. adnato-decurrent, white; s. elongated, straight, velvety, blackish brown, stuffed, rooting. =cauticinalis=, Fr. P. about 1 cm. yellowish, even then striato-sulcate; g. adnato-decur. connected by veins, yellow; s. 3-6 cm. flocculose, bay, paler and mealy upwards; sp. 7 x 3-5. [=schizopus=, Secr. P. very thin, campan. plicato-sulcate, whitish; g. thick, distant, white, with a collar; s. whitish, base a darker dilated tubercle. [=torquatus=, Fr. P. campan. sulcate, whitish; g. thick, attached to a collar; s. whitish, with a darker tubercular dilated base. II. ROTULAE. _Stem filiform, flaccid, base entering matrix abruptly._ * _Stem very glabrous, shining._