Part 29

C. rancida differs in free gills and rooting stem.

=inolens=, Fr. P. 2-5 cm. exp. umb. glabrous, livid or pale tan; g. adnexed, greyish-white; s. 5-9 cm. livid, undulate, base white-strigose, apex white squamulose; sp. 7-8 x 4-5.

C. plexipes and C. protracta differ in having the stem glabrous at the apex.

=plexipes=, Fr. P. 2-4 cm. camp. rather rugulose, slightly striate, glabrous, sooty; g. free; s. 5-7 cm. livid, silky fibrillose, rooting; sp. 8-9 x 5.

Differs from C. protracta in free gills.

=atrata=, Fr. P. 2-3 cm. pitch-black then brown, even, exp. or depr. margin arched; g. adnate; s. 2-2.5 cm. even, glabrous, brown outside and inside; sp. ----.

=ambusta=, Fr. P. 1-2 cm. exp. papillate, slightly striate, glabrous, livid brown; g. adnate, tinged fuscous; s. 1.5-2 cm. somewhat stuffed, tough, livid; sp. 5-6 x 3-4.

Differs from C. atrata in umbonate pileus.

** Gills very broad, more or less distant.

=lacerata=, Lasch. P. 2.5-3.5 cm. camp. moist, streaked dark brown on pale ground; g. adnexed, broad, thick, greyish; s. 5-9 cm. twisted, fibrous, apex floccose; sp. ----.

=murina=, Fr. P. 2-4 cm. exp. umbilicate, glabrous then rugulosely squamulose, dark brown then pale; g. slightly adnexed, broad; s. 5-7 cm. hollow, cylindrical, not rooting, grey; sp. 7 x 4.

Somewhat resembling C. atrata, differing in very broad almost free gills.

=protracta=, Fr. P. 1.5-2 cm. exp. shining, disc fleshy, depressed, subpapillate, greyish brown, margin striate; g. broad, grey; s. 5-7 cm. glabrous, root long fibrillosely strigose; sp. ----.

=tesquorum=, Fr. P. 1-1.5 cm. plane, obtuse, even, blackish then pale; g. free, greyish brown; s. 3-5 cm. thin, brown, apex pruinose; sp. ----.

=clusilis=, Fr. P. 1-2 cm. exp. umbilicate, glabrous, hygr. livid then pale; g. arcuately adfixed, semicircular, broad; s. 2-4 cm. glabrous, pallid, not rooting; sp. ----.

Differs from C. tylicolor and C. nummularia in umbilicate pileus, and decurrent tooth to gills.

=tylicolor=, Fr. P. 1-2 cm. exp. subumb. even, glabrous, bluish-grey, with white meal when young; g. free, distant, broad, grey; s. 2-3 cm. pulverulent, grey; sp. ----.

Introduced species.

=Dorotheae=, B. P. 2 cm. globose then exp. subumb. dark brown then paler, sulcate, squarroso-setulose; g. white, distant; s. 5-6 cm. slender, minutely discoid at base, granulated like pileus and beset with white bristles.

=caldarii=, B. P. 1 cm. hemispherical, umb. brown, rugose; g. grey; s. 4-5 cm. pale grey, cartilaginous; sp. ----.

MARASMIUS, Fr.

A. COLLYBIA. Margin of pileus incurved at first. Stem cartilaginous; mycelium floccose.

I. SCORTEI. Stem solid, or stuffed then hollow, fibrous inside; outside villose over the cartilaginous cortex. Gills becoming free.

* Base of stem strigosely woolly.

=urens=, Fr. P. Acrid. 4-7 cm. exp. glabrous, even, pinkish buff, pale when dry; g. free, becoming brownish, at length remote; s. 5-7 cm. everywhere covered with white farinose down; sp. 8 x 4.

The acrid taste separates this sp. from M. oreades.

=peronatus=, Fr. Acrid. P. exp. reddish brown, then tan colour, becoming lacunose, margin striate; g. adnexed, seceding, pallid then rufescent; s. 3-5 cm. villosely downy, lower portion coarsely strigose, yellowish; sp. 10 x 6-7.

=porreus=, Fr. Smell of garlic. P. 2-5 cm. dingy yellowish then paler, striate, disc even, flaccid; g. distant, firm, yellow then pale; s. 2-4 cm. reddish-brown, pubescent; sp. subgl. 4.