Part 100

=fatuus=, Fr. P. 2-3 cm. ovato-campan. then exp. rugose, fibrillose then glabrous, dingy ochre then pale; g. adnate, brown; s. 5-9 cm. white, apex striate, mealy; sp. 12-13 x 6-7.

=fibrillosa=, Pers. P. 3-4 cm. campan. then exp. slightly striate, fibrillose, livid then pale; g. adnate, very broad behind; s. 4-5 cm. white, fibrilloso-squamulose; sp. 12 x 5-6.

=Gordoni=, B. and Br. Densely tufted. P. 2-4 cm. campan. pale grey then white, floccose, edge sulcate; g. grey; s. 4-5 cm. white, floccose below; sp. 14-15 long.

=helobia=, Kalchbr. P. 2-4 cm. campan. then plane with concentric ridges; radiately rugose, subumb. sooty brown, pale when dry; g. adnate, sooty brown; s. 6-8 cm. reddish umber with white squamules; sp. 12 x 6.

=pennata=, Fr. P. 2-3 cm. campan. obtuse, even, with feathery white squamules, pale ochre; g. adnexed, broad; s. 4-5 cm. villose, silvery; sp. 7-8 x 5.

var. fimicola, Bern. P. rusty ochre; g. black, with a decur. tooth.

var. squamosa, Karst. Stem everywhere with squarrose white floccose scales; sp. 5-6 x 3.

=gossypina=, Bull. P. 1.5-2.5 cm. campan. then exp. tomentose, soon glabrous, edge striate, pale ochre; g. adnexed; s. 4-5 cm. tomentose, whitish; sp. 10 x 6.

Differs from P. gossypina and P. pennata in colour of p. and smaller sp.

=noli-tangere=, Fr. Very fragile. P. 1-2 cm. campan.-exp. everywhere striate, hygr. squamulose near edge, pale umber then pale; g. adnate, broad; s. brownish, apex smooth; sp. 12 x 5.

Resembles P. noli-tangere in appearance.

=microrhiza=, Lasch. P. 2-3 cm. campan. even, dry, atomate, at first yellow-pilose; g. crowded, narrow; s. 4-5 cm. silky, white, rooting; sp. 10-11 x 6.

=urticaecola=, B. and Br. P. 4-5 mm. campan. flocculent, edge becoming striate, white; g. chocolate; s. 1-2 cm. flocculent, white; sp. 7 x 4.

PSILOCYBE, Fr.

I. TENACES. Veil accidental, rarely conspicuous. Stem callous, flexile, often coloured. Pileus pelliculose, often viscid in damp weather, becoming somewhat pale, clear coloured.

* Gills ventricose, not decurrent.

=sarcocephala=, Fr. P. 4-9 cm. compact, exp. mealy then glabrous, pallid rusty; g. adnate, very broad, grey then purplish bistre; s. 7-12 cm. whitish, apex mealy; sp. 7 x 3.5.

=nemophila=, Alex. P. exp. brick-red, even; g. deeply decur. very narrow, edge crisped-dentate; s. solid, pale, fusiformly narrowed.

=helvola=, Schaeff. P. 2-3 cm. conical then convex, yellow-brown, disc darkest; g. broadly adnate, broad, purple-umber, edge whitish; s. 5-6 cm. flexuous, pale, hollow; sp. obliquely elliptical, warted, 9-10 x 5-6.

=atrobrunnea=, Lasch. P. campan.-convex, umb. even, brownish; g. adnexed then seceding, rather distant, brownish; s. stuffed, long, fibrillose, apex white-mealy; sp. 9-12 x 5-6.

=ericaea=, Pers. P. 2-4 cm. exp. viscid when moist, tawny or bay then yellowish and shining; g. adnate, broad, pruinose, at length black, edge white; s. 6-9 cm. tough, pallid; sp. 9-10 x 5.

=subericaea=, Fr. P. 3-5 cm. convex, obtuse, becoming plane, even, smooth, tawny then pale; g. sinuate, adnexed, broad; s. 3-4 cm. equal, smooth, yellowish, hollow; sp. 10 x 6.

Differs from P. ericaea in short s. and attachment of broad g.

var. minor, Karst. Smaller. P. striate to middle; g. umber.

=uda=, Pers. P. 1.5-2.5 cm. exp. dry, rugulose, tawny then yellowish; g. adfixed, purplish; s. 6-10 cm. pale, thin, tough, fibrillose base rusty; sp. 10 x 5. (16-20 x 7-9 Karst.)

var. polytrichi, Fr. P. campan.-convex then plano-depr. even, glabrous, dry, pale yellow then whitish, edge pale; g. becoming decur.; s. elongated, wavy, glabrous, pale tawny.

var. elongatus, Pers. P. campan.-convex, striate when moist, livid- or greenish-yellow, even and yellowish when dry.

=canofaciens=, Cke. P. 2-3 cm. campan. then exp. disc fleshy, bay, with white fibrils; g. adnate, umber; s. 4-7 cm. colour of p.; sp. 10 x 4, some much larger.