into livid squamules, yellowish-grey; g. broad, crowded; s. 5-8 cm.
glabrous, white; sp. 5-6 x 3-4.
Differs from _T. saponaceum_ in persistently white flesh.
=guttatum=, Schaeff. P. 5-12 cm. exp. cinnamon or with a pink tinge,
dry, granulose or floccose, margin remotely sulcate; g. with decurrent
line down stem, crowded; s. 5-8 cm., white, mealy; sp. ----.
Differs from _T. tigrinum_ in white gills and sulcate margin of pileus.
[=goniospermum=, Bres. P. fleshy, compact, hemispher. tinged fuscous or
livid yellowish; g. much crowded, smoky-grey or lilac then yellowish; s.
solid, whitish or lilac above, base brownish; sp. more or less cruciform
rarely subtriangular, 8-10 x 5-7.
[=psammopodium=, Kalchb. P. obtuse or subumb. dry, with scattered
fibrillose squamules, dusky cinnamon then tawny; g. yellowish; s.
ventricose, colour of p. with darker squamules downwards.
[=impolitum=, Lasch. P. exp. flocculose, then broken into scales and
subdepr.; g. crowded; s. solid, fibrillose, floccosely scaly above.
=columbetta=, Fr. White, here and there spotted with red. P. 5-10 cm.
dry, glabrous then fibrillose; g. subserrulate; s. 6-10 cm. stout,
solid, striate; sp. 6-7 x 4-5.
=scalpturatum=, Fr. P. 5-8 cm. conical then exp. dingy, tomentose then
broken up into rufous or umber scales; g. white then yellowish; s. 5-9
cm. whitish, fibrillose; sp. 6-7 x 3.5.
var. _argyraceum_, Bull. Slender; p. silvery grey.
var. _chrysites_, Jungh. Pale, p. and g. becoming yellowish.
var. _virescens_, Wharton. Yellow-green when bruised.
These are forms rather than varieties.
** _Gills rufous or greyish; edge usually spotted with rufous or
black._
=imbricatum=, Fr. P. 8-12 cm. exp. obtuse, dry, rufous umber, innately
squamulose, margin involute and downy at first; g. sinuate, crowded; s.
8-12 cm. solid, paler than p. apex white-pulverulent; sp. 6 x 4.
=vaccinum=, Fr. P. 7-12 cm. exp. umb. dry, rufous, squamulose, margin at
first involute and downy; g. almost adnate; s. 7-10 cm. hollow,
fibrillose, brownish; sp. subg. 6-7.
Differs from _T. imbricatum_ in hollow stem and reddish flesh.
[=polyphyllum=, D. C. P. obtuse, irreg. with adpressed fibrillose
scales; rufous umber; g. white then tinged red; s. solid, white,
squamulose, apex striate.
=immundum=, Berk. P. 5-9 cm. greyish, silky-squamulose, stained, margin
incurved; g. greyish pink, separating readily from flesh; s. 4-6 cm.
greyish, fibrillose; sp. subg. 4-5. Every part blackish when bruised.
=inodermeum=, Fr. P. 2-5 cm. acute then umb. rufous brown, fibrillose
and with radiating scales; g. free, ventricose, white, spotted red when
bruised; s. 7-8 cm. fibrous, white with rufous tinge, apex powdered
white; s. 7-8 x 4.
[=furvum=, Fr. P. campan.-exp. wavy, dry, brownish, fibrillosely
striate; g. entire, white then greyish; s. solid, fibrillose.
[=unguentatum=, Fr. P. exp. umb. grey, viscid, floccosely-squamulose; g.
very broad, crowded, whitish; s. white, solid, fibrillose.
[=gausapatum=, Fr. P. bullate, obtuse, wavy, covered with dense
superficial fibrils, edge at first incurved and with white wool; g.
adnate, grey; s. solid, white, fibrillose.
=terreum=, Schaeff. P. 5-8 cm. exp. umb. bluish grey with minute
squamules; g. greyish, sinuate; s. whitish, fibrillose; sp. subgl. 5-6.
var. _orirubens_, Q. Edge of g. reddish.
var. _atrosquamosum_, Chev. P. grey with small black scales, g. whitish.
var. _argyraceum_, Bull. Entirely pure white, or p. greyish.
var. _chrysites_, Jungh. P. tinged yellowish or greenish.
[=squarrulosum=, Bres. P. convex then exp. umb. dry, fuscous then lurid
tan, centre black, with black squamules, edge fibrillose, exceeding
gills; g. broad, crowded, whitish grey, reddish when bruised; s. colour
of p. punctato-squamulose; sp. 7-9 x 4-5.
[=triste=, Fr. P. conic then exp. umb. fuscous, fibrillosely scaly; g.
white then greyish; s. fistulose, slender, floccose.
III. RIGIDA. _Pellicle rigid, punctato-granulate, or broken up into
glabrous fragments when dry._
* _Gills white or pallid, not rufous or grey spotted._
=macrorhizum=, Lasch. Smell strong. P. 10-20 cm. exp. ochraceous, darker
and cracked when old; g. almost free; s. 5-10 cm. stout, ochraceous,
rooting, solid, ventricose; sp. subgl. 5-6.
[=compactum=, Fr. P. soon plane, even, dry, glabrous, livid grey,
compact; g. yellow; s. solid, white.
=saponaceum=, Fr. Smell strong. P. exp. obtuse, dry, livid, tinged
olive, glabrous then often squamulose or punctate, flesh reddish; g.
pallid with greenish tinge; s. 5-10 cm. whitish, somewhat rooting; sp. 5
x 4.
var. _atrovirens_, P. thin, wavy, obscure green with crowded black
squamules.
[=Boudieri=, Barla. P. exp. even, dry, satiny maroon or vinous with
coppery tint, then sooty brown with deeper granules at centre; g. tinged
green then ochre; s. subcylindrical, rather unequal, fibrillose, whitish
tinged red, then brownish-fawn; flesh white then reddish.
Differs from _Trich. saponaceum_ in the copper coloured p.
[=miculatum=, Fr. P. exp. obtuse, glabrous, granulated then cracked,
umber; g. subadnate; s. solid, fibrillosely floccose.
=cartilagineum=, Bull. P. 5-9 cm. soon exp. and wavy, margin
persistently incurved, blackish, then broken up into small black spots;
g. crowded then greyish; s. 3-5 cm. glabrous, pure white; sp. ----.
=tenuiceps=, Cke. and Mass. P. 5-8 cm., flesh very thin, obtuse, dry,
granular, dusky brown; g. narrowed in front, white; st. 5-8 cm.
ochraceous white, everywhere granular, base abrupt with cord-like
mycelium; sp. subgl. 6-7.
=loricatum=, Fr. Smell strong. P. 2-5 cm. tough, convex, wavy, rather
viscid, brown, cuticle thick, tough, separable; g. almost free, pallid;
s. 5-7 cm. tough, often twisted, brownish red; sp. ----.
=atrocinereum=, Pers. P. 3-5 cm. soon plane, grey, prominent disc
darker, often cracked; g. crowded, hyaline; s. 5-7 cm. cylindrical,
stuffed, glabrous, apex naked, whitish; sp. ----.
=cuneifolium=, Fr. Smell strong. P. 1.5-2.5 cm. soon plane, dry, brown,
glabrous then squamulose; g. crowded, white, broad and obliquely
truncate in front; s. 2.5 cm. hollow, narrowed at base, pallid, apex
mealy; sp. subgl. 3-5.
Differs from _T. atrocinereum_ in hollow stem.
** _Gills discoloured, with rufous or grey, spotted._
=crassifolium=, Berk. Smell strong. P. 5-10 cm. exp. wavy, flesh thin,
umb. ochraceous, disc darker; g. nearly free, becoming yellowish, thick;
s. solid, paler than p., pruinose; sp. ----.
[=geminum=, Fr. Stout, compact. P. obtuse, rufous cinnamon, velvety then
rimose; g. crowded; s. solid, floccose.
=sudum=, Fr. P. 6-9 cm. soon plane, dry, greyish brown, glabrous, disc
often squamulose; g. deeply emarginate, white then tinged rufous; s. 6-8
cm. solid, pallid, fibrillosely-squamulose, striate; sp. 6-7 x 3.5.
=tumidum=, P. Smell slight. P. 6-8 cm. bullate, deformed then exp. and
wavy, livid grey, spotted, somewhat shining, cracking; g. white then
grey with rufous tinge; s. 7-9 cm. stout, tumid, striate, white,
rooting; sp. 6 x 4.
var. _Keithii_, Phil. and Plowr. P. rufous grey; s. dingy white, tinged
red near base.
=murinaceum=, Bull. Smell strong. P. 5-10 cm. exp. sometimes subumb.
grey, silky, cracking into squamules; g. deeply sinuate, broad, grey; s.
grey with darker squamules; sp. ----.
[=bisontinum=, Roll. P. pulvinate, cuticle thick, brown with greenish
tinge, virgate with minute adpr. fibrils; g. thick, grey, with flat,
transverse, more or less branched veins; s. solid, narrowed below,
fibrillosely striate, with minute dark granules above, pale; 10-12 x 6.
=hordum=, F. P. exp. subumb. grey, dry, glabrous then breaking up into
squarrose scales; g. rather distant, becoming greyish; s. 6-8 cm.
whitish, glabrous; sp.
=virgatum=, Fr. P. rigid, 5-9 cm. exp. umb. very dry, greyish, virgate
with radiating blackish lines; umb. often broken up into squamules; g.
broadly emarginate, becoming greyish, crowded; s. 7-9 cm. striate,
glabrous, whitish; sp. 6-8 x 5-6.
The only dry sp. with a virgate pileus.
[=dissultans=, Karst. P. fragile, thin, convexo-plane, acutely umb. very
dry, hoary with dense subreticulately interwoven superficial fibrils,
grey; g. hoary; s. hollow, equal, white, loosely fibrillose, apex
pruinose; sp. 5-6 x 4.
[=elytroides=, Scop. P. exp. obt. scabrid, disc floccosely scurfy, grey;
g. broad, grey; s. with dense fibrils directed upwards.
[=opicum=, Fr. P. umb. even, soon squamulose, greyish as is also the
flesh; g. arcuato-adfixed, hoary; s. stuffed, equal, almost glabrous.
IV. SERICELLA. _Pileus at first silky, soon glabrous, quite dry._
* _Gills broad, thickish, rather distant._
=sulphureum=, Fr. Strong smelling. Entirely sulphur yellow or p. tinged
rufous. P. 3-8 cm. subumb. silky, even; g. distant; s. 5-10 cm. striate,
same colour inside; sp. 9-10 x 5.
=bufonium=, Pers. P. 3-7 cm. soon plane, subumb. silky, soon glabrous,
rugulose, opaque, purplish brown, umber, or tan; g. yellowish-tan then
pallid; s. 5-7 cm. flocculose, coloured like p.; sp. subgl. 4-5.
=lascivum=, Fr. Smell strong. P. 4-5 cm. exp. and subdepressed, even,
silky then glabrous, tan colour then pallid; g. arcuately adnexed,
crowded, white; s. 4-6 cm. solid, rigid, tomentose, whitish, apex mealy,
rooting; sp. 8-10 x 4-5.
var. _robustum_, Cke. Robust. P. whitish, silky; smell weak or none.
=interveniens=, Karst. P. convexo-plane, depr. silky then glabrous,
rugulose near edge, tan then pale; g. arcuato-adnex. crowded, pallid; s.
solid, equal, rooting, fibrillose, pallid; sp. 6-7 x 2-2.5.
=inamoenum=, Fr. Foetid. White. P. 2-4 cm. exp. umb. silky then
glabrous, even; g. arcuato-adnexed, crowded; s. 7-10 cm. equal, solid,
rooting; sp. 9-10 x 6-7.
The only white, foetid _Tricholoma_.
** _Gills thin, crowded, narrow._
=cerinum=, Pers. P. 2-4 cm. exp. obtuse or depressed, even, dry, almost
glabrous, wax-yellow or brown; g. crowded, yellow; s. 2-3 cm. stuffed,
fibrillosely striate, yellowish, base darker; sp. ----.
[=chrysenterum=, Bull. Entirely yellowish outside and inside. P. fleshy,
convexo-plane, obsoletely umb. silky then almost glabrous; g. free,
crowded, narrow; s. solid, base with white wool.
[=stiparophyllum=, Fr. Smell strong. P. exp. silky then glabrous,
yellowish white; g. crowded, white; s. hollow, white, glabrous, apex
mealy.
[=cerinum=, Pers. P. exp. depr. almost glabrous, waxy yellow or
fuscescent; g. crowded, yellow; s. stuffed, fibrillosely striate, base
glabrous, often brownish.
[=onychinum=, Fr. P. exp. subumb. dingy purple or brown, margin silky;
g. yellow, crowded; s. pallid, apex reddish.
=ionides=, Bull. P. 2-4 cm. soon plane, umb. even, dingy violet then
pale; g. crowded, white, edge irreg.; s. 3-4 cm. elastic, fibrillose,
coloured like p.; sp. 6-7 x 3.5.
Differs from _T. humile_ and _T. sordidum_ in white gills.
var. _parvum_, Lasch. P. reddish brown.
var. _persicolor_, Fr. P. convexo-plane, peach-colour, then pale; g.
sinuate, white; s. paler than p.
=carneum=, Bull. P. 1.5-2.5 cm. fragile, exp. obtuse, glabrous,
persistently reddish flesh colour; gills pure white; s. 2-2.5 cm.
coloured like pileus, not fading; sp. 3 x 2.
[=carneolum=, Fr. Small. P. plano-depr. obtuse, even, flesh-red then
pale; g. closely crowded, very broad behind, shining white.
=caelatum=, Fr. P. 2-2.5 cm. persistently umbilicate glabrous, brown
then greyish, becoming cracked; g. crowded; s. 2.5 cm. glabrous, brown;
sp. 8 x 5.
B. _Pileus even, glabrous, neither villose, scaly nor viscid._
V. GUTTATA. _Pileus fleshy, soft, fragile, with drop-like markings;
stem solid._
* _Gills not discoloured._
=gambosum=, Fr. P. 6-12 cm. flesh thick, exp. and wavy, glabrous,
spotted, pallid tan, margin incurved and downy at first; g. crowded,
ventricose; s. 5-7 cm. stout, flocculose at apex, white; sp. 13-14 x
8-9. Edible.
[=Georgii=, Clus. P. exp. rather wavy, dry, flocculosely soft,
ochraceous, edge even, naked, ochraceous; g. linear, transversely
striate, whitish; s. solid, stout, fibrillose. Edible.
=albellum=, Fr. P. 5-7 cm. conical then exp. gibbous, whitish, pallid,
greyish when dry, mottled with spots, margin naked; g. crowded, broadest
in front; s. 3-5 cm. fibrillosely striate, solid, white; sp. 6-7 x 4.
=boreale=, Fr. P. 4-6 cm. irreg. subumb. glabrous, rivulose when dry,
margin even, naked, flesh-colour becoming pale; g. crowded; s. 5-8 cm.
solid, elastic, base narrowed, whitish; sp. subg. 4-5.
** _Gills discoloured, rufescent or smoky._
=amethystinum=, Scop. P. 3-5 cm. exp. wavy, glabrous, livid and spotted
with bluish patches; g. crowded, white then rufescent; s. 3-5 cm. solid,
narrowed at base, paler than p.; sp. ----.
[=graveolens=, Fr. P. compact, obt. glabrous, margin even, rivulose when
dry, dusky brown; g. white then fuliginous; s. solid, firm, fibrillose.
=tigrinum=, Schaeff. P. 3-5 cm. exp. often wavy, glabrous, margin invol.
pale brown or greyish with brown spots; g. crowded, narrow, white then
greyish; s. 2-3 cm. and nearly as thick, solid, white, pruinose; sp.
subgl. 8.
Differs from _T. guttatum_ in glabrous pileus with an even margin.
[=leucophaeatum=, Karst. (= _Coll. leucophaeatus_, Fr.). P.
convexo-plane, broadly and obtusely umb. pallid grey; with thin hoary
tomentum; g. crowded, whitish then dingy, broadest behind; s. equal,
often curved, pallid, base strigose; sp. ----.
=pes-caprae=, Fr. P. 2-5 cm. conical then exp. umb. unequal, greyish
brown, glabrous; g. broad, greyish white; s. 6-7 cm. naked, white; sp. 8
x 5.
var. _multiforme_, Schaeff. P. irreg., caespitose, smaller than type.
VI. SPONGIOSA. _Pileus compact then spongy, obtuse, even, glabrous,
not hygrophanous._
* _Gills not discoloured._
=Schumacheri=, Fr. P. 6-7 cm. exp. obtuse, livid grey, even, moist, edge
beyond gills incurved; g. narrow, crowded, pure white; s. 6-8 cm. white,
solid, fibrillosely-striate; sp. ----.
[=amicus=, Fr. P. fuscous; g. distant, white; s. bulbous, solid, white.
=patulum=, Fr. P. 5-8 cm. plane, obtuse, wavy, even, glabrous, pale grey
or pallid; g. sides veined, pallid; s. elastic, equal, glabrous, 5-8
cm.; sp. 7-8 x 4.
=circumtectum=, Cke. and Mass. P. 5-8 cm. dry, obt. or subumb. wavy,
margin incurved, downy, greenish olive then tan; g. white; s. 3-4 cm.
whitish, striate, base pointed; sp. subgl. 4-5.
[=maluvium=, Fr. P. campan.-convex, obtuse, glabrous, greenish; g.
rounded, crowded, pallid; s. solid, firm, elastic.
[=conglobatum=, Vit. Densely clustered. P. unequal, even, edge thin,
inflexed, somewhat pruinose, blackish fuscous; g. free; s. stems solid,
ventricose, subtomentose, springing densely from a common tuber.
=arcuatum=, Bull. P. 5-8 cm. brownish white then tan, exp. margin
incurved, glabrous, flesh-coloured; g. arcuate, crowded, white; s. 4-6
cm. solid, fibrilloso-squamulose, pale brown, base darker, bulbous; sp.
----.
Differs from _T. panaeolum_ in having white gills, and from _T.
melaleucum_ in having coloured flesh.
var. _cognatum_, Bull. Larger. Gilvous outside and inside or dingy tan;
p. obtuse, discoid; g. tan.
_oreinum_, Fr. P. 2-3 cm. soon plane, obtuse, glabrous, fuscous, even;
g. rounded, free, white; s. solid, short, 2-3 cm. whitish, apex white
squamulose; sp. ----.
Separated from _T. humile_ by the gills projecting beyond the margin of
pileus.
=album=, Schaeff. Entirely white, taste acrid. P. 6-9 cm. convex then
depr. even, glabrous, dry, disc sometimes tinged yellow; g. rather
crowded; s. 6-8 cm. narrowed upwards, solid, elastic; sp. 5-6 x 3.
var. _caesariatum_, Fr. P. white or yellowish, exp. fibrillosely silky,
then glabrous; s. slender, fragile, apex rather mealy; g. nearly free.
[=lentum=, Post. Entirely white not becoming spotted. P. convex,
unpolished and at first rather velvety, disc tinged pallid when old; g.
sinuate or subdecurr.; s. base narrowed, apex usually longitudinally
costate; sp. 7.5-10 x 4.5-7.
[=raphanicum=, Karst. Smell very strong, like radishes. P. convex, often
gibbous, white, disc tinged tan; g. white; s. rooting, flocculose above;
sp. glob. 3-4.
=leucocephalum=, Fr. Pure white, smell mealy. P. 3-4 cm. plane, even,
moist, glabrous after silky veil has gone; g. crowded; s. 5-6 cm.
hollow, smooth, cartilaginous, tough, rooting; sp. 9-10 x 7-8.
_T. album_ differs in having no smell, and _T. inamoenum_ in strong
disagreeable smell and very broad gills.
** _Gills discoloured._
=acerbum=, Bull. P. 7-10 cm. expanded, margin at first involute, sulcate
and rugulose, viscid, whitish then tinged rufous; g. narrow rufescent;
s. 5-8 cm. pale, apex squamulose; sp. subg. 5-6.
=militare=, Lasch. Smell and taste unpleasant. P. 8-15 cm. convex,
gibbous, margin even, viscid, cinnamon; g. white, torn, then spotted; s.
7-11 cm. solid, squamulose, pallid, base subbulbous; sp. ----.
Differs from _T. civile_ in strong smell and spotted gills.
=civile=, Fr. P. 6-8 cm. soft, soon exp. glabrous, moist, pale yellow
brown, cuticle separable; g. crowded, white then yellowish; s. 5-8 cm.
solid, soft, fragile, fibrillosely squamulose, whitish; sp. ----.
=duracinum=, Cke. P. 5-8 cm. convex, gibbous, even, dry, shining, grey
with olive tinge; g. arcuate, grey; s. 4-6 cm. reticulately squamulose
above, striate below, greyish white; sp. ----.
[=irinum=, Fr. P. spongy-compact, convex then plane, moist, obsoletely
innately virgate, flesh-colour then pale, edge even, pruinose; crowded,
narrow, quite entire, greyish then lurid; s. solid, subbulbous,
reticulately fibrillose.
=personatum=, Fr. P. 6-10 cm. regular, obtuse, even, glabrous, margin
invol. and downy, tan or with a lilac tinge; g. rounded-free, crowded,
broad, violet then dingy; s. 5-7 cm. solid, stout, dingy purple,
villose; sp. 8-10 x 5-6.
Flesh of stem white. In _T. nudum_ tinted violet.
=saevum=, Gillet. P. 6-9 cm. convex then plane, buff, margin naked,
flesh thick; g. crowded, narrow, pallid; s. 2-3 cm. long, 2 cm. or more
thick, purple, slightly squamulose; sp. 7 x 5.
Differs from _T. personatum_ in the short, stout, squamulose stem, and
absence of purple tint on gills.
[=glaucocanum=, Bres. P. rather soft, convex, exp. glabrous, edge
involute subflocculosely pruinose, glaucous-grey; g. closely crowded,
greyish violet, easily separating; s. solid, fibrillosely striate, apex
subsquamulose, base bulbous, colour of p.; sp. 6 x 3.
=nudum=, Bull. Whole fungus violet at first. P. 5-8 cm. soon exp. often
wavy, flesh thin; g. narrow, becoming rufescent; s. 5-8 cm. equal,
elastic, rather mealy; sp. 7 x 3.5.
Flesh of stem tinted violet. In _T. personatum_ white.
[=violaceonitens=, Bagl. P. convex, umb. dusky violet, shining, edge
wavy, rugulosely sulcate; g. crowded, dingy white; s. solid, stout, base
narrowed, colour of p.
=cinerascens=, Bull. P. 5-8 cm. convex, even, glabrous, white then
greyish; g. dingy, easily separating from flesh; s. 4-6 cm. solid,
equal, glabrous; sp. ----.
=panaeolum=, Fr. P. 6-8 cm. convex then almost plane, dusky grey with a
grey bloom, often spotted; g. grey with rufous tinge; s. 3-5 cm. solid,
fibrous-striate, greyish; sp. subgl. 5-6.
var. _calceolum_, Sterb. P. spongy, deformed, thin, soft, exp. edge
incurved, sooty-grey or reddish-grey; g. smoky; s. excentric, fusiform,
very short.
=cnista=, Fr. P. 5-8 cm. exp. moist, glabrous, pale tan or whitish,
margin incurved, naked, even; g. white, veined, reddish when bruised; s.
3-5 cm. solid, glabrous, white; sp. 9-10 x 4.
Differs from _T. panaeolum_ in p. not becoming grey.
=fallax=, Peck. P. 2-3 cm. soon plane, yellow, disc darker, even; g.
becoming yellowish; s. 2.5 cm. yellow, hollow; sp. 4-5 x 3.
VII. HYGROPHANA. _Pileus thin, subumbonate, hygrophanous._
* _Gills whitish, not spotted._
=melaleucum=, Pers. P. 3-7 cm. convex then plane, umb. blackish then
paler, glabrous; g. emarginate adnexed, white; s. 5-8 cm. equal,
elastic, whitish with dark fibrils; sp. 10 x 4-5.
_Coll. stridula_ much resembles this sp. but has a brownish stem. _T.
arcuatum_ has flesh tinged brown. _T. oreinum_ has apex of stem
squamulose.
var. _adstringens_, Pers. P. exp. pitch black and rather shining when
dry; g. tinged pink; s. naked.
var. _polioleucum_, Fr. P. obtusely umb. livid then grey; s. apex
white-pruinose.
var. _porphyroleucum_, Bull. P. fleshy, umbo disappearing, sooty or
fuscous-rufescent; s. solid, subfibrillose; g. white.
[=microcephalum=, Karst. P. 2-3 cm. convexo-plane, livid-sooty then
pale; g. much crowded, soft, white; s. tall, 9-12 cm. splitting easily
into fibres, pallid, glabrous; sp. subg. 5-6 x 5.
[=turritum=, Fr. P. conico-exp. umb. moist, obscure purple, somewhat
spotted; g. soon free, white; s. stuffed then hollow, white with dusky
fibrils.
=grammopodium=, Bull. P. 7-12 cm. camp. conv. then depr. umb. glabrous,
ruddy then pallid; g. arcuato-adnate, crowded; s. 7-10 cm. stuffed,
coarsely striate, glabrous, pallid; sp. 7-8 x 4.
[=strictipes=, Karst. P. soft, gibbous, plane or depr. white or
yellowish-white, centre often tinged; g. closely crowded, shining white,
entire; s. solid, equal, cylindrical, base usually thickened, straight,
white, glabrous; sp. 6-9 x 4-5.
=brevipes=, Bull. P. 3-6 cm. brown then pale, glabrous, convex then
plane; g. crowded, tinged fuscous then pale; s. 2-2.5 cm. solid, rigid,
brown outside and inside; sp. 7 x 4.
=humile=, Pers. P. 5-8 cm. umb. then convex or depressed, even,
glabrous; g. crowded, ventricose; s. 3-5, greyish white, villosely
pulverulent, stuffed; sp. 7-8 x 5.
Differs from _T. brevipes_ in pale stem and tufted habit.
=exsiccum=, Fr. P. 3-5 cm. exp. then umb. greyish brown then hoary; g.
crowded, narrow, pure white; s. 2-3 cm. solid, glabrous, rather shining;
sp. 6-7 x 4.
=subpulverulentum=, Pers. P. 2-3 cm. greyish white, pulverulent, convex
then depr. even, extreme edge persistently incurved; g. crowded, narrow,
white; s. 3-4 cm. solid, whitish, slightly striate; sp. 5 x 3.
[=persicinum=, Fr. P. obtuse, even, glabrous, flesh-colour then pale; s.
cartilaginous, glabrous; g. arcuate, white.
[=Juranum=, Q. Obtuse, rufous then pale, white-floccose, margin
crenulate, mealy; g. white, crowded; s. solid, white, apex mealy.
** _Gills violet, grey or smoky._
[=urbum=, Fr. P. campan.-exp. brownish black with bluish tinge, subumb.,
margin straight; g. densely crowded, like flesh, bluish white; s.
incurved, fibrillose, bulbous.
=sordidum=, Fr. P. 2.5-7 cm. plano-depr. subumb. glabrous, brownish
lilac then dusky; g. rounded, dingy violet then dusky; s. 4-5 cm.
coloured like p. fibrillosely striate, slightly curved as a rule; sp.
7-8 x 3-4, minutely rugulose.
Differs from _T. nudum_ in being smaller, tougher, and hygrophanous.
var. _Feuilleauboisii_, Lucand and Quel. The broadly gibbous p. and s.
dark umber; g. deep violet.
=paedidum=, Fr. P. 2-3 cm. soon depr. round conical umbo, smoky grey,
somewhat streaked; g. crowded, adnexed, narrow, white then greyish; s.
2-3 cm. dingy grey, slightly striate base thickened; sp. 10-11 x 5-6.
Differs from _T. sordidum_ in having no trace of violet colour; _T.
lixivium_ differs in the free truncate gills.
=lixivium=, Fr. P. 5-8 cm. greyish brown, soon plane and umb. margin
expanded, membranaceous, striate; g. truncato-free, grey; s. 5-6 cm.
grey, whitish floccose, often flexuous; sp. 7 x 4-5.
[=rasile=, Fr. Soft. P. campan.-exp. umb. fibroso-virgate, undulate,
fuliginous; g. connected by veins, greyish-umber, edge white floccose;
s. equal, fibrillose.
[=favillarum=, Fr. P. exp. depr. round umbo, even, glabrous, moist, edge
spreading, even, whitish when dry; g. closely crowded, greyish.
=putidum=, Fr. Smell strong, rancid. P. 2-3 cm. umb. even, soft, olive
grey, hoary when dry; g. adnexed, crowded, grey; s. 2-3 cm. greyish,
pruinose; sp. 8-10 x 3-5.
_Coll. rancida_ differs in glabrous, rooting stem.
[=hospitans=, Fr. Shining white, campan. obtuse, even, edge straight,
adpressed to stem at first; g. free, very ventricose; s. solid, fibrous,
glabrous, apex pruinose.