European Fungus Flora: Agaricaceae Part 12

=ochracea=, Fr. Every part inside and outside ochraceous. P. 5-7 cm.

viscid, coa.r.s.ely striate; g. broad; s. 2-3 cm. wrinkled; sp. 10-12.

_R. fellea_ differs in bitter taste.

=lutea=, Fr. P. 2-5 cm. plano-depr. viscid, yellow becoming pale; g.

connected by veins, egg-yellow; s. 2-3 cm. even, white; sp. 8-10 7-8.

Differs from _R. vitellina_ by even margin of p. and absence of smell.

=elegans=, Bresad. P. 4-7 cm. convex then depr., tuberculose and striate with age, rosy, yellowish towards margin, densely granular everywhere; g. ochraceous orange; s. 3-5 cm. white; sp. 8-10.

Differs from _R. vesca_ in granular, rosy pileus.

=armeniaca=, Cke. P. 2-4 cm. soon depr., peach colour, margin even; g.

deep ochraceous; s. 4-5 cm. white, hollow; sp. 10 8.

[=ravida=, Fr. P. depr. wavy and more or less lobed, brownish grey then yellowish, opaque, edge even, flesh grey; g. broad, ochre; s. pallid, brown striate.

=xanthophaea=, Boud. P. depr., edge sulcate and tuberculose, brownish bay; gills clear ochre; s. white; taste mild.

Differs from _R. pectinata_ in ochre gills and mild taste, and from _R.

ravida_ in pectinate and tuberculose margin.

** _Gills yellow, without an ochraceous tinge._

=coerulea=, Fr. P. 4-7 cm. convex then exp., polished, edge even, bluish or bluish purple; g. adnate, pale yellow; s. 4-5 cm. white; sp. 10-12.

Much the appearance of _R. cyanoxantha_, differs in crowded yellow gills.

=nitida=, Fr. Smell unpleasant. P. 3-5 cm. plane or slightly depr., viscid, purplish-bay, reddish, &c., shining, edge striate; g. sulphur yellow, naked; s. 5-7 cm. white then pallid; sp. 8-10 6-8.

_R. nauseosa_ differs in ochre, powdered gills.

var. _cuprea_, Cke. P. copper colour.

=aurata=, Fr. P. rigid, 4-7 cm. plane, yellow, orange or reddish, disc darker, margin striate, flesh yellow under the viscid cuticle; g. broad, edge lemon yellow; s. 4-7 cm. white or yellow; sp. 8-10.

=decolorans=, Fr. P. 6-9 cm. globose then exp., regular, viscid, orange red then yellowish, margin becoming striate; flesh turning grey; g.

yellowish; s. 6-9 cm. white then grey, especially inside; sp. 7-9.

Differs from _R. depallens_ in the long s., and the yellow gills.

=punctata=, Gillet. P. 3-5 cm. convex then plane, viscid, rosy, punctate with brown warts, striate; g. yellowish, edge often reddish; s.

2-3 cm. coloured like p. base whitish; sp. 8-9.

var. _leucopus_, Cke. Stem white.

=olivacea=, Fr. P. 6-9 cm. convex then plane or depr., margin even, minutely silky squamulose, purple with olive tinge, or brownish olive; g. broad, yellow; s. 5-8 cm. pale rose; sp. 9-10.

Differs from _R. rubra_ in deeper yellow colour of g. and unpolished p.

and mild taste.

=Linnaei=, Fr. P. 6-9 cm. plane then depr., polished, edge even, blood red or dark rose; g. adnato-decur. yellowish; s. 3-6 cm. blood red; sp.

=chamaeleontina=, Fr. P. 2-4 cm. plane or subdepr., slightly viscid, edge becoming slightly striate, rose red, purplish lilac, &c., then yellowish; g. closely crowded, plane, yellow; s. 3-6 cm. white; sp. 7-8.

=puellaris=, Fr. P. 2-3 cm. almost membranaceous, conico-convex then exp., tuberculose striate to the middle, purplish livid then yellowish, disc brown; g. pale yellow, naked; s. 2-3 cm. yellowish white, soon hollow; sp. 10 8-9.

P. not shining as in _R. nitida_.

var. _intensior_, Cke. P. deep purple, blackish at disc.

var. _roseipes_, Secr. S. sprinkled with rosy meal.

[=bona=, Schwalb. P. often irreg., lilac, centre pallid or obscure, velvety; g. adnexed, pale yellow then pale egg-yellow; s. unequal, often curved, white, hollow; taste mild; 8-10.

[=grisea=, Fr. P. exp. depr., polished, grey or olive, disc purplish, edge even, flesh under cuticle violet; g. adnate, white then yellow s.

even, polished, white.

*** _Gills white or creamy white._

+ _Pileus white or cream colour_ (often becoming blackish when old).

=virginea=, Cke. and Ma.s.s. Persistently pure white. P. 4-5 cm. soon exp., viscid, polished when dry; g. subdecur., narrow, repeatedly forked, veined; s. 4-5 cm. solid, rugulose; sp. 4-5.

=semicrema=, Fr. P. 6-9 cm. persistently white, edge involute, even, glabrous; g. decur. crowded, white; s. 3-5 cm. white, becoming blackish; sp. 8-9.

Differs from _R. adusta_ and _R. densifolia_ in persistently white p.--flesh also--and g., and from _R. delica_ in flesh of stem becoming blackish.

=lactea=, Fr. Entirely white or pallid. P. 4-5 cm. obtuse, even, unpolished then minutely cracked; g. free, thick, distant; s. 2-4 cm.

solid, stout; sp. 7-9.

var. _incarnata_, Q. P. white tinged rose, then pale tan.

=nigricans=, Fr. P. 7-12 cm. exp. umbilicato-depr. whitish, soon sooty-olive, flesh white, reddish when broken; g. rounded, very thick and distant; s. 3-6 cm. stout, solid, pallid then black; sp. 8-9. Every part black when old.

=adusta=, Fr. P. 6-9 cm. exp. depr. white then brownish, at length scorched; g. thin, crowded, pallid; s. 3-5 cm. solid, pallid then dusky grey; sp. 8-9.

Differs from _R. nigricans_ in much closer gills, and in flesh not changing to red.

=densifolia=, Gillet. P. 3-9 cm. convex then depr. white then brownish, flesh red when broken; g. thin, crowded, pallid; s. 3-5 cm. slightly mealy, white then grey, at length blackish; sp. 7-8.

Differs from _R. adusta_ in flesh turning red, and from _R. nigricans_ in crowded gills.

=delica=, Fr. White. P. 8-14 cm. exp. umbil. polished, edge incurved, even, glabrous; g. decur. thin, distant, white; s. 3-5 cm. solid, compact; sp. 8-10 6-7.

This species has been confounded with _R. chloroides_, Bres. (= _R.