e. P. thin, exp. glabrous, edge even; g. adnate,
crowded; s. stuffed, short, glabrous; milk slowly acrid, white then
rufescent.

++ _Milk mild._

=retisporus=, Mass. P. 5-8 cm. depr. smoky brown, velvety, radially
rugulose, minutely velvety; g. deeply sinuate, pale ochre; s. 3-5 cm.
glabrous, paler than p.; milk white then brown; sp. globose, 10-11, with
a raised network.

Close to _L. ligniotus_, differing especially in the spores.

[=sangifluus=, Fr. P. depr. even, not zoned, blood-red; s. narrowed
upwards, paler; g. thin, white; milk blood-red; sp. 10.

**** _Milk becoming grey._

=vietus=, Fr. P. 3-5 cm. subumb. then plane and umbil. flesh colour,
pale and silky when dry; g. subdecurrent; 4-6 cm. soon hollow, livid;
milk white then grey, becoming acrid; sp. 7-8.

[=musteus=, Fr. P. convex then depr. zoneless, very viscid when moist,
gilvous then pallid; g. closely crowded, whitish; s. short, whitish;
milk scanty, slightly acrid, whitish then grey, as is the flesh when
cut; sp. 6-9.

***** _Milk becoming glaucous-green._

=glaucescens=, Crossl. P. 4-6 cm. whitish, depressed, flesh thick; g.
adnate, narrow, pallid; s. 2.5-3 long by 1.25 thick, whitish; milk white
then glaucous-green; sp. echinulate, 6-7.

****** _Milk persistently white._

+ _Milk mild._

# _Gills rufescent or yellowish._

=volemus=, Fr. P. 6-10 cm. rigid, depr. obtuse, dry, glabrous, golden
tawny at length minutely broken up; g. decur. crowded, yellowish; s. 5-9
cm. solid, stout, coloured like p. pruinose; milk white; sp. 5-6.
Edible.

=ichoratus=, Batsch. P. 6-10 cm. thin, depr. even, glabrous, wavy,
tawny, zoned; g. adnate, white then ochre; s. 3-7 cm. glabrous, tawny;
milk white; sp. 8-10 x 6-7.

Differs from _L. volemus_ in zoned p. and in being altogether more
slender. _L. tithymalinus_ differs in acrid milk and pinkish gills.

=mitissimus=, Fr. P. 2.6 cm. depr. papillate, dry, even, zoneless, deep
orange, shining; g. crowded, paler than p.; s. 3-6 cm. hollow, orange;
milk white; sp. 6-8 x 5-6.

Differs from _L. subdulcis_ in bright orange, shining p., and copious
milk.

=quietus=, Fr. Smell oily. P. 5-8 cm. depr. viscid at first, reddish
cinnamon, pale and rather silky when dry; g. paler than p.; s. 5-8 cm.
colour of p. glabrous; milk white; sp. 8-10 x 6-7.

=serifluus=, Fr. P. 2-5 cm. plane then depr. rather wavy, glabrous, not
zoned, tawny brown, margin incurved; g. crowded, yellowish; s