=obscura=, Pers. P. 1.5-2.5 cm. campan. then plane, umb. longitudinally fibrillose, disc scaly, blue then fuscous; g. olive then brown; s. 3-4 cm. fibrillose, brownish violet; sp. 9-10 x 5-6.
var. rufus, Pat. P. brownish rufous, g. ventricose, violet.
Allied to I. calospora, Q.
=echinata=, Roth. P. 2-5 cm. campan. then exp. pulverulent then scaly, silky, dingy brownish yellow; g. nearly or quite free, deep rose to blood-red; s. 3-5 cm. floccosely pulverulent up to imperfect ring, dull red, hollow; sp. 5 x 3.
C. RIMOSI. Pileus longitudinally fibrillose, soon cracked, often adpressedly scaly; stem whitish, paler than pileus, fibrillose.
=schista=, Cke. and Sm. P. 4-7 cm. campan. broadly subumb. cracking longitudinally, fibrillose, bay brown; g. adnate, rufous, edge pale, serrate; s. 6-7 cm. stout, equal, twisted, solid, paler than p.; sp. ----.
=fibrosa=, Sow. P. 7-9 cm. campan. umbo broad, silky, even then cracked, edge wavy, pallid; g. free, crowded, dingy ochre, edge uneven; s. 4-12 cm. solid, narrowed upwards, striate, flocculosely scaly above; sp. slightly rough, 12-14 x 6.
I. perlata differs in darker p. and smooth sp.
=phaeocephala=, Bull. P. 3-5 cm. conico-campan. umb. wavy, squamulose, bay then sooty; g. free, arcuate, umber; s. 5-7 cm. solid, somewhat bulbous; colour of p. above, below white and downy; sp. 6 x 4.
=fastigiata=, Schaeff. P. 3-5 cm. thin, conico-campan. longitudinally fibrous and cracked, edge often lobed, yellow brown; g. free, fuscous-olive; s. 6-9 cm. solid, stout, rather twisted, silky-fibrous; sp. rough, 8-10 x 6-8.
I. pyriodora differs in smell and reddish flesh.
Allied to I. fastigiata.
=hiulca=, Fr. P. 2-4 cm. conico-exp. umb. fibrillose, cracked into scales, fuscous or olive; g. broad, becoming olive; s. 4-7 cm. rigid, silky fibrillose, apex and flesh pinkish white, with white meal; sp. 8-10 x 5.
=Curreyi=, Berk. P. 3-5 cm. convex then exp. longitudinally fibrillose, squamulose at disc rather cracked, pale yellow brown; g. yellowish then tinged olive; s. 4-7 cm. rather fibrillose, colour of p. solid, flesh dingy; sp. 11 x 6.
Differs from I. pyriodora in absence of smell, and from I. fastigiata in smooth sp.
=perlata=, Cke. P. 6-9 cm. convex then exp. broadly umb. longitudinally fibrous with darker fibrils, fuscous, edge paler, incurved, disc very dark; g. adnexed, pale umber; s. 6-9 cm. sometimes twisted, striate, pallid; sp. 8-9 x 6.
Differs from I. schista in umber gills.
Differs from I. rimosa in the white scales on p.
=rimosa=, Bull. P. 3-5 cm. campan. silky-fibrous, longitudinally cracked when exp. yellow brown; g. free; s. 4-7 cm. solid, firm, almost glabrous; sp. smooth, 10-11 x 6.
I. eutheles differs in being umbonate, and I. pyriodora in strong smell.
=asterospora=, Q. P. 3-5 cm. campan. subumb. silkily fibrous, longitudinally cracked when dry, yellow brown, or umber; g. almost free; s. 4-7 cm. slightly submarginately subbulbous, solid, pallid or pinkish tinge; sp. subgl. warted, 10-11. (7-10 x 5-8 Sacc.)
Differs from I. rimosa in spores.
Differs from Ino. asterospora in absence of bulb, curved fibrillose stem, etc.
Close to I. asterospora, Q.
=eutheles=, B. and Br. P. 3-5 cm. campan. exp. strongly umb. undulate, shining, silky, squamulose, fawn; g. broadly adnate, pallid, edge whitish, toothed; s. 4-7 cm. equal, striate, pallid; sp. 10-11 x 5.
Differs from I. fastigiata in adnate gills, and from I. curreyi in strong umbo and adnate g.
=margaritispora=, Berk. P. 3-5 cm. campan. then exp. wavy, broadly umb. silky, with adpressed fibrillose scales, fawn; g. adnexed, pallid; s. 6-9 cm. equal, fibrillose, pallid; sp. warted, 8.
Differs from I. eutheles in globose, warted s., and from I. asterospora in squamulose p.
European Fungus Flora: Agaricaceae · The Wunder Library — complete classics, free to read, with narration.