European Fungus Flora: Agaricaceae

Chapter 8

[=psammopodium=, Kalchb. P. obtuse or sub.u.mb. 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 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 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 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 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.

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 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 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 Ma.s.s. 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._

=cra.s.sifolium=, 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 3.5.

=tumidum=, P. Smell slight. P. 6-8 cm. bullate, deformed then exp. and wavy, livid grey, spotted, somewhat s.h.i.+ning, cracking; g. white then grey with rufous tinge; s. 7-9 cm. stout, tumid, striate, white, rooting; sp. 6 4.

var. _Keithii_, Phil. and Plowr. P. rufous grey; s. dingy white, tinged red near base.



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