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.

[=squamosa=, Karst. P. campan. exp. tawny-fuscous, tan and scaly when
dry; g. adnate, crowded; s. equal, wavy, undulate, apex mealy then
glabrous, shining; sp. 6-10 x 3-5.

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.

[=laureata=, Q. P. convex, mammilate, glabrous, slightly viscid, greyish
bistre, edge with a double row of snow-white flecks; g. subdecur. broad,
triangular, greyish lilac; s. pruinose at summit, minutely velvety,
clear grey; sp. 8 long.

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.

[=pertinax=, Fr. P. convexo-plane, obtuse, reticulately rugose,
dusky-brown, disc even; g. adnate, crowded, rusty-brown; s. hollow,
fibrillosely striate, pallid.

=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 adna