Var. _amsegetes_, Secr. P. conico-campan. everywhere striate; g. not connected by veins, edge entire; s. thicker, short.

[=latebricola=, Karst. P. campan. then plano-convex, disc depr. striate, livid, fuscescent when dry; g. adnato-decurr., whitish; s. filiform, tough, glabrous, pallid, root strigose; sp. ----.

[=canescens=, Weinm. P. hemispher. then plane, sub.u.mbil., white then tinged grey; g. adnate, greyish; s. filiform, sooty grey, base fibrillose.

=collariata=, Fr. P. 1-2 cm. convex, sub.u.mb. striate, brownish or greyish then pale; g. adnate to a collar, whitish then tinged pink; s.

2-3 cm. pale, polished, tough; sp. ----.

[=cimmeria=, Fr. P. convex, slightly striate, dry, yellowish brown; g.

adnexed, saffron yellow, edge white; s. glabrous, fibrillosely rooting.

[=cladophylla=, Lev. P. camp.-convex, wavy, glabrous, greyish white, shining; g. adnate, branched; s. naked, white, base brownish.

[=epiphloea=, Fr. P. persistently acutely conical, papillate, everywhere striate, whitish, apex tinged brown; g. free, ventricose, distant; s.

diaphanous, pallid.

[=supina=, Fr. Small. P. obtuse, striate; g. almost free, ventricose, white; s. short, incurved, tough, glabrous, white.

=speirea=, Fr. P. 1 cm. convex, dark disc becoming depr. greyish with brown lines; g. plane then decurrent, shining white; s. 3-4 cm. tough, polished, fibrillosely rooting; sp. ----.

=tenella=, Fr. Tufted. P. up to 1 cm. obtuse, whitish, pellucid, margin striatulate; g. uncinate, white then pink; s. 2 cm. glabrous, base downy; sp. ----.

Caespitose. Altogether white or livid-rosy. Pileus exceedingly delicate.

=acicula=, Schaeff. P. 2-3 mm. camp., orange red, margin striate; g.

yellow; s. 2-3 cm. yellowish, base rooting; sp. ----.

Pileus at first sub.u.mbonate. Gills subovate, almost free, yellow then pale.

VI. LACTIPEDES. _Gills and rooting stem dry, giving out milk when broken._

=haematopoda=, Pers. Caespitose. P. 2-4 cm. camp. obtuse, edge denticulate, reddish disc darker; g. adnate, whitish, edge the same; s.

4-5 cm. reddish, white pulverulent, containing dusky red juice.

=cruenta=, Fr. P. 1 cm. conico-camp. margin striate, edge entire, reddish; g. adnate, entirely white; s. 4-7 cm. containing dusky red juice; sp.

=sanguinolenta=, A. and S. P. 1 cm. convexo-camp. striate, reddish, edge darker; s. 3-5 cm. reddish with dark red juice; sp. ----.

=crocata=, Fr. P. 1.5-2.5 cm. conico-camp. umb. reddish; g. white; s.

7-12 cm. narrowed, downy rooting, containing saffron-red juice; sp.

=chelidonia=, Sow. P. 1 cm. camp. then obtuse, nearly even, pinkish with yellow tinge; g. adnate, tinged yellow; s. 4-5 cm. smooth, rooting, often compr. with yellow juice; sp. 9-10 5.

=galopoda=, Fr. P. 1-1.5 cm. camp. umb. striate sooty or greyish; g.

glaucous; s. slender, pallid, fibrillosely rooting, containing white milk; sp. 9-10 5.

_M. leucogala_ differs in the grey gills.

=leucogala=, Cke. P. 1-1.5 cm. camp. umb. sulcate, sooty or purple brown; g. adnate, grey; s. 4-7 cm. dark with whitish down at base, containing a large quant.i.ty of white milk; sp. ----.

_M. pullata_ and _M. atrocyanea_ differ in having no milk.

VII. GLUTINIPEDES. _Stem juiceless, viscid or glutinous._

=epiterygia=, Scop. P. 1-2.5 cm. camp. then exp. striate with a separable viscid pellicle, greyish or greenish yellow; g. adnate; s. 5-9 cm. tough, glabrous, viscid, rooting, yellowish; sp. 8-10 4-5.

Resembling _M. alcalina_, but no smell.

=clavicularis=, Fr. P. 1-2 cm. exp. striate, dry, not pelliculose, disc becoming depr. brownish, yellowish or pale; g. adnate, white; s. 4-5 cm.

glabrous, viscid, whitish, base fibrillose; sp. ----.

=pelliculosa=, Fr. P. 1-2 cm. convex, obtuse, finely striate, viscid pellicle separable, grey or brownish; g. rather fold-like; s. 3-4 cm.

glabrous, viscid, livid; sp. ----.

Differs from _M. vulgaris_ in separable cuticle.

=vulgaris=, Pers. P. 5-8 mm. convex then depr. with central papilla, viscid brownish or grey with darker lines; g. decur. white; s. viscid, pale, fibrillosely rooting; sp. 5 2.5.

=citrinella=, Pers. P. 3-6 mm. viscid, camp. then exp. umb. yellow; g.

uncinate, white; s. 2 cm. tough, viscid, yellow; sp. 6-8 4-5.

=plicato-crenata=, Fr. P. 1 cm. conical, sub.u.mb. coa.r.s.ely plicate, edge crenate, pale yellow; g. white; s. 3-5 cm. viscid, tinged red or brownish, inside yellow; sp. ----.

=rorida=, Fr. P. up to 1 cm. convex, umbil. sulcate, dry, pale ochre; g. subdecur. white; s. 3-4 cm. whitish, very glutinous; sp. ----.

VIII. BASIPEDES. _Stem dry, base expanded into an orbicular disc or bubillose and strigose_.

=stylobates=, Pers. White. P. 2-3 mm. obtuse, striate, subpilose; g.

free; s. 3-4 cm. filiform, glabrous, inserted on a plane, orbicular, downy, striate disc; sp. 4 2.

[=dilatata=, Fr. White. P. convexo-plane, obtuse, edge slightly striate; g. sublinear, connected into a collar; s. filiform, base orbicular, convex, glabrous.

var. _clavicularis_. P. greyish, disc subrotund.

=tenerrima=, B. White. P. 2-3 mm. convex, scurfy; g. free; s. 2-3 cm.

minutely hairy below, fixed by a minute downy disc; sp. subgl. 3-4.

=discopoda=, Lev. White. P. 2-3 mm. conical, obtuse, with white meal; g.

adnate, distant; s. 2-3 mm. mealy, expanding at base into a minute downy disc; sp. ----.

=saccharifera=, B. & Br. Whitish. P. 2-3 mm. convex; g. arcuately decur.

dusted with shining particles; s. 3-4 mm. filiform, minute disc fixed by filaments; sp. ----.

var. _eclectica_, Buck. White. P. sulcate, and like gills and stem, sparkling with granules.

[=mammillata=, Pa.s.s. P. conico-campan. mammilate, sulcate, glabrous, shining white then greyish; g. adnate, broad; s. floccose below, base ending in a flat orbicular disc.