x then plane, umbil. irreg.
floccosely pruinose then glabrous; g. adnate, crowded, narrow, shining
white; s. irreg. rather downy; sp. 4 x 3.

var. _tephrocephalus_, Fr. P. more compact, disc black then grey, edge
white.

=Ruthae=, B. and Br. P. 3-7 cm. more or less fan-shaped, whitish or
yellowish-buff, cuticle gelatinous, rather hispid; g. anastomosing
behind, white then reddish, veined; s. 1-3 cm. reddish, hispid; sp.
----.

Differs from _P. pantoleucus_ in g. anastomosing behind, and not
decurrent.

=circinatus=, Fr. White. P. 5-7 cm. plane, orbicular, silky-pruinose; g.
adnato-decur. crowded; s. 2-5 cm. equal, glabrous, rooting; sp. ----.

[=olearius=, D. C. Caespitose. P. subexcentric plane or umbil. dry,
reddish tawny or deep brown; g. decur. narrow, yellow; s. solid, firm,
reddish-brown; sp. 5 x 4.

Gills phosphorescent.

var. _carpini_ (= _P. carpini_, Fr.). P. convexo-exp. angular,
rivulosely scaly when dry; s. slender, short, excentric or lateral; g.
adnexed, thin, rusty.

[=juglandinus=, Kalchbr. P. plano-convex, even, glabrous, dingy
golden-yellow, rather lobed; g. decur. distant, ends narrowed; s.
excentric, solid, brown-pilose; sp. 5.5 x 2.5.

*** _Gills decurrent; stem almost vertical._

[=aquifolii=, Fr. P. rather wavy, soft, convex then plane, dusky tan; g.
thick, dusky, joined in a ring behind; s. stout, equal, white. Edible.

[=eryngii=, D. C. P. fleshy, tough, exp. depr. irreg. rufous-grey,
scabrid-virgate; g. broad, tinged pink; s. naked, whitish, solid; sp.
7-9 x 3.5.

[=nebrodensis=, Inzeng. P. compact, convex then depr. even, glabrous,
grey; g. decur. whitish; s. solid, excentric or lateral, short,
ascending, whitish.

[=nauseosodulcis=, Karst. P. soft, irreg. unequal, exp. even, glabrous,
entirely tan; g. decur. crowded, pallid; s. excentric, rarely central,
solid, tomentose, whitish; sp. 7-8 x 5.

=sapidus=, Kalchbr. Caespitose. P. fleshy, deformed, centre depr.
glabrous, pallid; g. decur. whitish; several stems springing from a
common base; sp. 11-12 x 4.

More or less trumpet-shaped. Edible.

[=cornucopoides=, Pers. P. very variable in form, convex, depr.
glabrous, white then livid yellow; g. decur. white; s. subexcentric to
lateral, expanding into p.

[=lingulatus=, Paulet. P. dimidiate or entire, umbil. convex, deformed,
even, pale ochre, edge incurved; g. subdecur. closely crowded, paler
than p.; s. solid, long, subcompr. white; sp. 10-12 long.

[=melanopus=,