[=hyporrhodius=, Otth. P. convex then depr. greyish brown, disc squamulose; g. slightly decur. both ends acute, rosy white, connected by veins; s. equal, white, granulosely squamulose.

[=albidus=, Karst. P. convexo-plane, umb. cuticle longitudinally interwoven, rugosely papillate near edge, even, whitish, viscid; g.

adnato-decur. distant, shining white; s. equal, flocculose, white; sp.

8-10 6.

=mesotephrus=, B. P. 2-3 cm. hemispher. hygr. viscid, striate, whitish with brown disc; g. decur. white, s. 3-5 cm. slender, flexuous, white, viscid, apex granular; sp. 9-10 5.

=livido-albus=, Fr. P. 3-6 cm. even, glabrous, viscid, exp. obtuse, thin, everywhere livid; g. decur. white; s. slender, even, almost smooth; sp. 10 6.

Differs from _H. eburneus_ in livid p. and glabrous s.

=calophyllus=, Karst. P. conico-convex, exp. obsoletely umb. viscid, even, glabrous, sooty-fuscous; g. decur. distant, joined by veins, rosy or at length whitish; s. thicker below, wavy, pallid then sooty, glabrous, even, dry; sp. 6-8 4-5.

II. CAMAROPHYLLUS. _Veil absent. Stem not punctate or scabrid.

Pileus firm, moist in wet weather but not viscid. Gills distant, arcuate._

* _Gills deeply and at length obconically decurrent._

=caprinus=, Scop. P. 7-12 cm. fleshy, fragile, exp. umb. rather wavy, sooty, fibrillose; g. very broad, thick, very distant, white then glaucous; s. 5-7 cm. solid, sooty fibrillose; sp. 10 7-8.

=leporinus=, Fr. P. 4-5 cm. convex, gibbous, reddish-yellow, fibrilloso-floccose, opaque; g. decur. gilvous; s. 4-5 cm. fibrillose, pallid; sp. subgl. 5-6.

Differs from _H. pratensis_ in floccose p.

[=alutaceorubens=, Otth. P. convex then flat, yellowish red, disc darker; g. scarcely decur. reddish-yellow; s. cylind. rather twisted, apex reddish and mealy, whitish below.

[=velutinus=, Borsz. P. exp. gibbous then subdepr. even when moist, floccosely squamulose when dry, tawny yellow; g. deeply decur. thick, orange; s. fibrillosely squamulose, darker; sp. 8 4.

=nemoreus=, Fr. P. 3-6 cm. equally fleshy, exp. almost glabrous, tawny orange; g. thick, distant, colour of p.; s. squamulose, fibroso-striate, base narrowed, pale; sp. 6-7 5.

Differs from _H. pratensis_ in squamulose, pale s., and from _H.

leporinus_ in glabrous p.

=pratensis=, Fr. Every part tawny-yellow or buff. P. 2-7 cm. disc very fleshy, gibbous, margin thin, altogether obconic; g. deeply decur.

thick, distant; s. 3-5 cm. stuffed, even, glabrous, narrowed downwards; sp. 6 4.

Edible. Variable in size, sometimes all white or grey, s. often pale.

Var. _cinereus_, Fr. P. and g. grey, s. whitish, slender.

Var. _pallidus_, B. and Br. P. depr. or infundib., edge wavy, entirely pale ochre.

[=bicolor=, Karst. P. compact and thick, obconoid, convex, often depr.

whitish, even, glabrous, g. deeply decur. gilvous; s. long, solid, narrowed below, glabrous, whitish; sp. 10 6.

[=suberosus=, Jacobasch. P. convex, subdepr. subturbinate, not umb.

reddish yellow, g. decur. pallid; s. pallid, equal, floccosely tomentose; sp. 3.7-5.5.

[=Karstenii=, Sacc. and Cub. P. fleshy, disc compact, convexo-plane, glabrous, even, whitish; g. deeply decur. distant, yellow; s. solid, narrowed below, wavy, whitish; sp. 10 6.

=virgineus=, Wulf. White. P. 3-7 cm. fleshy, exp. obtuse then depr.

becoming cracked and floccose when dry; g. distant, thickish; s. 3-5 cm.

stuffed, firm, short, narrowed downwards; sp. 8-10 5. Edible.

Var. _roseipes_, Ma.s.s. Stem rosy downwards.

=niveus=, Fr. White. P. 1.5-2.5 cm. tough, membranaceous, convex, umbil.

viscid; g. thin, arcuate, distant; s. 4-6 cm. slender, equal; sp. 7-8 4-5.

Differs from _H. virgineus_ in smaller size, thin p. and slender equal s.

=russo-coriaceus=, B. and Br. White, fragrant. P. 1.5-2 cm. convex, disc fleshy, edge thin; g. thick, very distant; s. 1.5-2.5 cm. solid, smooth, base narrowed; sp. 8 5.

Differs from _H. niveus_ in thick disc, and smell resembling Russian leather.

[=helvella=, Boud. P. hygr. glabrous, greyish ochre, obconic-campan.

edge sometimes wavy; g. shortly decur. narrow, grey; s. whitish, equal, scurfy above, base thickened and downy.

[=glaucus=, Karst. P. convexo-plane, umb. then depr. and somewhat wavy, moist, glabrous, shining, even, glaucous; g. deeply decur. rather branched, glaucous; s. wavy, with white down then glabrous, white; sp.

6-8, glob.

[=clivalis=, Fr. White, fragile. P. campan. exp. shining, edge at first incurved then spreading, striate; g. narrowed behind, nearly free, ventricose, distant; s. solid, short, fragile, narrowed below; sp. 6-7 4.

=ventricosus=, B. and Br. White. P. 4-7 cm. convex, disc fleshy, edge thin, sometimes irreg.; g. deeply decur. narrow; s. 4-7 cm. ventricose, solid, smooth; sp. 7 4.

Known among white sp. by fleshy p. and stout, ventricose stem.

** _Gills ventricose, sinuato-arcuate or plano-adnate._

=fornicatus=, Fr. P. 2-5 cm. campan. then exp. even, glabrous, viscid, white or livid; g. sinuato-adnexed, thick, white; s. 5-7 cm. firm, equal, tough, glabrous, white; sp. 5-6 3.

Stem solid below, apex hollow. Pileus obsoletely umb. rather wavy; gills sometimes free, with a decurrent tooth, not decurrent as in _H.

virgineus_.

=distans=, B. P. 2-4 cm. exp. or depr. umbil. thin, viscid, white with silky sheen, sometimes stained with brown; g. adnate, very distant, white; s. 3-4 cm. white above, rather narrowed and greyish below; sp. 10 8.

[=streptopus=, Fr. Fragile, splitting. P. campan. exp. greyish white; g.

sinuato-adnate, rather crowded, white; s. hollow, rather twisted, white.

=Clarkii=, B. and Br. P. 3-5 cm. fragile, thin, exp. sub.u.mb. viscid, livid grey; g. adnate with decur. tooth, broad, thick, distant, white; s. 4-7 cm. grey, base white; sp. subgl. 12 10.

_H. distans_ differs in white umbilic. p.

=metapodius=, Fr. P. 3-5 cm. compact, exp. viscid then silky squamulose, brownish; g. arcuato-decur. thick, distant, greyish; s. 3-4 cm.

glabrous, grey, reddish inside; sp. 8 5.

=ovinus=, Bull. P. 3-5 cm. thin, conical then exp. gibbous, viscid then squamulose, fuscous; g. arcuato-adnate, connected by veins, grey then rufescent; s. 4-5 cm. glabrous, often twisted, pallid or dark; sp. 5 3-4.