Chapter II: GENUINA. Pellicle not viscid, torn into scales, or

fibrillose._

* _Gills not changing colour, neither spotted with rufous nor
black._

=rutilans=, Schaeff. P. 6-14 cm. exp. coated with purplish down, flesh yellow; g. yellow, edge downy, orange; s. 5-8 cm. yellow with purple squamules; sp. subgl. 5-6.

=variegatum=, Scop. P. 5-10 cm. exp. yellow with purplish squamules; g. pale yellow, edge entire not darker coloured; s. 5-8 cm. pale yellow, more or less variegated with red; sp. 5-7 x 4-5.

Differs from _T. rutilans_ in edge of gills.

[=albofimbriatum=, Trog. P. exp. obtusely umb. fibrillose, scaly towards edge, brownish; g. sinuate, closely crowded, yellow then rufescent, edge white-fimbriate; s. yellow-rufescent.

[=aestuans=, Fr. P. conico-exp. umb. with fugacious longitudinal fibrils, yellow-rufescent; g. very broad, yellow then pallid; s. equal, glabrous, striate.

=centurio=, Kalchb. P. campan. strongly umb. edge incurved then spreading and wavy, fuscous then livid; g. deeply emarginate, almost free, pallid; s. ventricose, stout, white.

=luridum=, Fr. P. 3-5 cm. exp. rather wavy, dry, glabrous, then torn 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.