hollow, white; sp. 7 4.

Var. _niveus_, Cke. Entirely white.

=chloropha.n.u.s=, Fr. P. 2-3 cm. fragile, very thin, convex, obtuse, viscid, yellow, sometimes crimson; g. emarginate, adnexed, white tinged yellow; s. viscid when moist, even, everywhere yellow, 4-7 cm.; sp. 8 5.

Differs from _H. conicus_ in not becoming black.

=psittacinus=, Schaeff. P. 1.5-3 cm. campan. then exp. umb. striate, yellow and orange, with green gluten; g. thick, distant, greenish; s.

3-5 cm. glutinous, yellow, apex green; sp. 10 5.

=spadiceus=, Fr. P. 4-9 cm. thin, conical, acute, fibrilloso-virgate, with olive-bay gluten, blackish and shining when dry; g. citrin; s. 5-7 cm. hollow, dry, tawny-fibrillose; sp. 6-7 4.

Differs from _H. conicus_ in virgate p. and thicker g. not narrowed behind.

[=squalidus=, Lasch. Fragile. P. campan. exp. gibbous, and with the glabrous hollow s. sooty and glutinous, orange after the gluten has gone; g. thick, livid then fuscous, edge orange.

=unguinosus=, Fr. P. 4-5 cm. fragile, thin, obtuse, uneven, smooth, with smoky-brown dripping gluten, becoming cracked; g. white; s. 4-5 cm.

hollow, with smoky gluten; sp. 10 7-8.

[=obscuratus=, Karst. P. fragile, convex, obtuse, dry, squamulose, sooty or livid blackish, mouse-colour when dry; g. sinuato-adnate, whitish or glaucous; s. unequal, usually inflated below, wavy, glabrous, pallid, centre often tinged smoky; sp. 7-10 3-5.

=nitratus=, Pers. Smell strong, nitrous. P. 3-5 cm. deformed, viscid, soon dry and squamulose, brownish-grey; g. broad, distant, white then glaucous; s. 4-7 cm. polished, white or tinged yellow; sp. 8 5.

There are two forms, a large one in woods, and a smaller one in pastures, structure that of _H. coccineus_, but colours very different.

Readily distinguished by the strong nitrous smell.

[=Schulzeri=, Bres. P. hemispher. exp. or depr. dry, even, livid cinnamon; g. distant, subdecur. white then greyish; s. dry, colour of p., apex white-scurfy; inodorous; sp. glob. 3-3.5.

[=glauconitens=, Fr. Rigid. P. fibrillosely virgate, olive-black or sooty then pale; g. glaucous; s. equal, shining; sp. 6-8 6-7.

Fries thinks this may be a young state of _H. nitratus_. Smell same but weaker.

[=Marzuolus=, Bres. (= _c.l.i.tocybe Marzuolus_, Bres.). P. 4.5-7 cm. s.

4-7 cm. base clavate; sp. 6-7 4-5.

Bresadola considers this sp. is the _c.l.i.tocybe_ of Fries.

c.l.i.tOCYBE, Fr.

A. _P. fleshy, not hygr. pale and silky when dry._

* DISCIFORMES. _P. fleshy, convex then plane or subdepressed._

+ _P. greyish or brownish._

=nebularis=, Batsch. P. 6-12 cm. convex then subgibbous, grey, at first with grey meal; g. narrow, subdecur. crowded, pallid; s. 5-8 cm.

narrowed upwards, fibrillose, pale; sp. 6 3.5. Edible.

=clavipes=, Pers. P. 3-6 cm. convex then plane, naked, grey or brownish; g. decur. down stem, rather distant; s. obconic, fibrillose, 4-5 cm.

livid sooty; sp. 6-7 4.

=comitalis=, Fr. P. 2-3 cm. soon plane, obtuse, sooty umber; s. 4-7 cm.

obconic, sooty; g. plane, crowded; sp. 7-8 4.

=gangraenosa=, Fr. Foetid. P. 5-8 cm. soon plane, obtuse, whitish, variegated black, greenish, livid &c.; g. dingy white; s. 3-4 cm.

striate, somewhat bulbous; sp. ----.

=polius=, Fr. P. 2-4 cm. convexo-plane, regular, grey; g. decur. closely crowded, white; s. 4-7 cm. equal, glabrous, whitish; sp. ----.

_C. fumosa_ differs in cartilaginous substance, mealy apex of stem, hygr. &c.

=inornata=, Sow. P. 7-10 cm. plane or depr. pale greyish tan often with olive tinge, cuticle separable; g. adnate then decur. grey; s. 3-4 cm.

glabrous, greyish; sp. ----.

[=Cardarella=, Fr. Convex then plano-depr. glabrous, shining, covered with a thick separable pellicle, blackish red, very viscid; g. decur.

broad, shining white; s. solid, stout, white. Edible.

[=auricula=, D. C. P. hemispher. even, glabrous, edge incurved, naked, greyish brown; g. white; s. solid, glabrous, white.

[=nimbata=, Batsch. P. camp.-convex, even, thin margin incurved, white mealy; g. crowded, arcuate, white; s. solid, innately squamulose, squamules becoming blackish.

[=luscina=, Fr. P. exp. even, glabrous, edge spreading, naked, fuscous then livid; g. subdecur. crowded; s. solid, short, narrowed downwards, powdered with white meal.

[=curtipes=, Fr. P. exp. oblique, obtuse, brown then pale, flesh brown; g. closely crowded, white; s. short, rigid, fuscous, thickened upwards, pale and subpruinose.

=hirneola=, Fr. P. 1-1.5 cm. convex then plane, silky shining, grey then pale; g. crowded, h.o.a.ry; s. 4-5 cm. slender, subflexuous, grey, apex with white meal; sp. 5 3.

var. _major_, Fr. P. wavy, slightly zoned, whitish.

var. _undulata_, ----. P. exp. slightly wavy and zoned, whitish; s.

thickened downwards.

[=dothiophora=, Fr. P. exp. oblique, gibbous, h.o.a.ry; g. decur. crowded, whitish; s. solid, short, excentric, glabrous.

++ _Pileus violet or rufescent._

=cyanophaea=, Fr. P. 6-9 cm. plane, obtuse, brownish-blue; g. deeply decur. violet then pale; s. 6-7 cm. narrowed upwards, bluish when young, apex abruptly white; sp. ----.

Differs from _Trich. nudum_ in decurrent gills, &c.

[=tyrianthina=, Fr. Exp. even, purplish flesh colour, pellicle separable when dry; g. rosy violet; s. villose then striate.

Differs from _C. gilva_ in springing from a fiery-red mycelium. Somewhat resembling _Trich. personatum_.

=opiparia=, Fr. P. 5-9 cm. nearly plane, obtuse, yellowish flesh-colour, shining; g. white, connected by veins; s. 4-7 cm. solid, glabrous, whitish; sp. ----.

=amara=, Fr. Taste very bitter. P. 3-5 cm. plane, obtuse or sub.u.mb.

floccosely broken up, rufescent; g. crowded, narrow, white; s. 4-5 cm.