European Fungus Flora: Agaricaceae Part 53

=coelestina=, Fr. P. 1.5-2 cm. campan. obtuse, blue, disc darker, scabrid; g. adnate, very broad; s. 2-3 cm. blackish blue, apex pruinose; sp. glob. 10.

[=cruentata=, Q. P. campan. mammilate, edge exp. pruinose, bluish-lilac; g. broad; s. slender, glaucous or bluish, rufescent when touched; sp.

rough, 10.

=exilis=, Fr. P. 2 cm. conico-exp. striate, livid grey, apex darker and papillate; g. adnexed; s. 4-6 cm. filiform, bluish green, apex naked; sp. ----.

[=Kretzschmarii=, Rab. P. ovate then exp. reddish then greyish white, umbo rather fleshy, pellucidly striate at edge; g. decur.; s. yellowish brown, base floccosely rooting.

=rubida=, Berk. P. up to 1 cm. convex then exp. umbil. whitish grey then rufescent, minutely silky; g. adnate, slightly decur.; s. 4-6 mm. white; sp. 4-5 3.

[=cocles=, Fr. Small. P. at first cucullate, furcato-sulcate, disc umbil., umber, scabrid, becoming exp.; g. adnate, broad, distant; s.

glabrous, livid.

[=monach.e.l.la=, Q. P. campan. apiculate, striate, diaphanous, white, centre spotted sooty; g. adnate, uncinate; s. bulbillose, white, hyaline; sp. rough, 10-12 6-8.

[=minuta=, Karst. P. convex, sometimes sub.u.mbil. striate up to umbilicus, glabrous, pallid fuscous, paler when dry and s.h.i.+ning; g.

adnate, pallid; s. pallid fuscous, glabrous; sp. rough, 7-9.

LEPTONIA, Fr.

* _Gills whitish. Pileus rather fleshy, not striate, not hygr._

[=Linkii=, Fr. P. convexo-plane, fibrillosely virgate, sooty black then grey, disc darker; g. white then flesh-colour, edge black; s. glabrous, smoky, base incurved; sp. 10 long.

[=Forquignoni=, Q. P. umbil. wavy, rugulosely striate, granulated, olive, diaphanous; g. eroded, h.o.a.ry; s. slightly striate, silky; sp.

rough, 11 long.

=placida=, Fr. P. 2-3 cm. convex, obtuse, grey or bluish, downy disc darker, fibrillosely scaly; g. adnexed, broad, entirely whitish; s. 4-7 cm. blackish-blue, apex with white bloom and very minutely spotted black; sp. ----.

Differs from _L. lappula_ in p. not being umbil.

=anatina=, Lasch. P. 3-4 cm. campan. indistinctly umb. greyish brown, longitudinally fibrillosely squamulose; g. adnexed, broad; s. 3-4 cm.

bluish, pruinose then fibrillosely squamulose, apex even (not spotted black); sp. 8 5. (10-12 7-8 Sacc.)

Differs from _L. placida_ and _L. lappula_ in not having black points at apex of stem.

=lappula=, Fr. P. 2-3 cm. exp. umbil. grey, even, the darker umbilicus with erect fibrils, giving a muricellato-punctate appearance; g. broad, crowded; s. 4-5 cm. brownish-lilac or blackish-purple, apex naked and with black points; sp. ----.

=lampropoda=, Fr. P. 2-3 cm. convex then exp. or subdepr. flocculose then squamulose, sooty grey then paler; g. adnate, ventricose; s. 3-4 cm. even, firm bluish violet, apex not black spotted; sp. rough, 10-11 6-7.

Differs from _L. asprella_ in even p. not being umbilicate.

var. _cyanulus_, Lasch. Slender. P. sub.u.mbil. floccosely villose, blackish blue; s. capillary.

=aethiops=, Fr. P. 1.5-2.5 cm. plano-depr. even, s.h.i.+ning, black then smoky, glabrous but innately fibrillosely virgate; g. adnate, entirely whitish; s. 3-5 cm. blackish brown, black punctate upwards; sp. rough, 10 7.

Differs from _L. lampropoda_ in black punctate s.

=solst.i.tialis=, Fr. P. 1-1.5 cm. exp. at length depr. papillate, rugulose, obsoletely innately fibrillose, fuscous; g. emarginate, broad; 2-3 cm. smoky, glabrous; sp. rough, 12-14 7.

[=camelina=, Lasch. P. obtuse, pallid rufous; g. arcuate, crowded; s.

stuffed, fibrillose, base curved.

[=Turci=, Bres. P. convex, umbil. then exp. brown-umber then tan, densely downy then squamulose; g. broad; s. hollow, compr. livid cinnamon; flesh white, rosy when broken; sp. angular, 11-12 7-8.

** _Gills at first bluish or grey._

=serrulata=, Pers. P. 2-3 cm. hemispher. exp. umbil. rather scaly, blackish blue; g. broad, edge black-serrulate; s. 2-3 cm. paler than p.

with black points above; sp. rough, 12-14 6-8.

=euchroa=, Pers. P. 1.5-2 cm. campan.-convex, obtuse, fibrillosely scaly, violet; g. violet, edge darker, entire; s. 2-3 cm. violet, not black punctate; sp. rough, 10 7-8.

Differs from _L. chalybea_ and _L. lazulina_ by growing on wood.

=chalybea=, Pers. P. 2-3 cm. convex, sub.u.mb. not striate, flocculose then squamulose, dark violet; g. greyish-white, edge rather paler; s.

3-5 cm. blue, not punctate; sp. 10 6.

Differs from _L. lazulina_ by p. not being striate.

=lazulina=, Fr. P. 1.5-2 cm. campan. striate, at first glabrous then cracked into squamules, sooty black; g. adnate, equally narrowed from stem to edge of p. pallid grey; s. 4-5 cm. blue, not punctate; sp. 10 6.

[=Bresadolae=, Schulz. P. subglobose then exp. umbil. and depr. umber, minutely squamulose; g. pale violet; s. bright blue, base bulbous with white down; sp. rough, 8-10.

[=Bizzozeriana=, Sacc. P. umb. exp. dusky grey with dark scurf; g. dusky vinous-purple; s. dusky purple; sp. 7 3.

[=Gorteri=, Weinm. P. convex, obtuse, velvety-squamulose, grey then pale, edge white-fimbriate; g. fuscous purple, s.h.i.+ning; s. purple violet.

*** _Gills fuscous- or dusky-purple._

[=calimorpha=, Weinm. P. conico-convex, umb. densely squamulose, sooty or black; g. nearly free, ventricose, with a purple sheen, edge black; s. blackish-purple.

[=aquila=, Fr. P. exp. deeply umbil. bay; g. sinuato-adnexed, very broad; s. stuffed, fuscous, thickened upwards.

[=pyrenaica=, Pat. and Doas. P. convexo-plane, 4-5 mm. slightly umb.

edge incurved, reddish brown; g. pale red, adnate with a tooth; s.

solid, curved, colour of p.; sp. 5-6.

**** _Gills pallid. Pileus yellow or greenish then pale._

=incana=, Fr. P. 2-3 cm. exp. umbil. glabrous, somewhat virgate, brownish green; g. adnate with decur. tooth, greenish white; s. 3-5 cm.

s.h.i.+ning, brownish green; sp. rough, 8-9.

[=euchlora=, Lasch. P. campan. convex, not striate, yellow-green with brown fibrils, darker disc impressed; g. adnate; s. squamulosely fibrillose, greenish-yellow, base aerugineo-tomentose; sp. 10-14 6-8.

=formosa=, Fr. P. 2-3 cm. exp. sub.u.mbil. slightly striate, yellow wax-colour with brown adpressed fibrils and scattered squamules; g.

adnate, pallid yellow; s. 4-5 cm. striate, s.h.i.+ning, yellow; sp. 10-12 8.

var. _suavis_, Lasch. S. becoming bluish.