Part 41 (1/2)

[=pulvinatus=, Pers. P. pulvinate, rather wavy, glabrous, whitish, disc tinged flesh-colour; g. decur. crowded, white; s. very short, solid, hard.

**** _Veil absent; gills deeply decur.; pileus lateral, sessile or produced behind into a short stem-like base._

=ostreatus=, Jacq. Tufted. P. 7-15 cm. fleshy, sh.e.l.l-shaped, ascending, blackish then grey or pallid; g. rather distant, anastomosing behind, pallid; s. widening into p. very short, downy or strigose at base; sp.

10-12 4-5. Esculent.

var. _euosmus_, B. Smell strong. Gills and spores tinged pink.

var. _columbinus_, Q. P. dark bluish-grey.

var. _nudipes_, Boud. S. quite glabrous.

[=ambiguus=, Oud. Excentric. P. sessile or shortly stalked, s.h.i.+ning, blackish or deep violet, edge incurved; g. deeply decur. anastomosing behind, lilac; s. firm, elastic, thickened upwards, base strigose.

=revolutus=, Kickx. P. 9-15 cm. fleshy, firm, elastic, s.h.i.+ning, depr.

behind, smoky-yellow then grey, edge incurved; g. serrulate, white; s.

2-3 cm. short, thick, whitish; sp. ----.

var. _anglicus_. Edge of p. not or very slightly incurved; g. pallid ochraceous.

[=Staringii=, Oud. Excentric. P. lateral, produced at base into a short oblique stem, suborbicular or reniform, exp. very glabrous, smoky fuscous, centre paler; g. white, anastomosing behind.

=salignus=, Pers. P. 4-9 cm. fleshy, spongy, becoming depr. behind and strigose, horizontal, yellow brown or dusky; g. somewhat branched, edge eroded, dingy; s. short, firm, tomentose; sp. 8-11 3-4.

[=Saccardia.n.u.s=, Arc. Subexcentric, usually sinuately lobed, even, glabrous, at length exp. and wavy, tan or grey; g. narrow, thin, crowded; s. striate, glabrous, grey or umber; sp. 6-5 3-4.

[=roseocinereus=, Allesch. P. thin, campan. edge becoming split and striate, fibrously silky, rosy-grey; g. very broad, pallid flesh-red; s.

s.h.i.+ning white, fibrously striato-sulcate; sp. pale rufous, 5-7.

=acerinus=, Fr. White. P. 3-8 cm. tough, circular, silky-villose; g.

closely crowded, white then yellowish; s. subobsolete, downy; sp. ----.

[=pathenopejus=, Comes. Large, caespitose. P. excentric, generally dimidiate, conchate, elliptical or rounded, mouse-grey then pale, viscid, squamulose; g. deeply decur. base anastomosing, white then tinged yellow; sp. 9-12 4-6.

[=Gemmellari=, Inzeng. Large, sessile. P. lateral, convex then exp.

yellowish, striate, upper stratum gelatinous; g. decur. broad, anastomosing behind, white then sulphur.

B. DIMIDIATI. _P. definitely lateral, without a free margin behind; not resupinate at first._

[=geoginus=, D. C. P. erect, subinfundib. even, glabrous, edge wavy, reflexed, brownish; g. decur. crowded, white; s. very short, thick, tuberous.

=petaloides=, Bull. P. 2-5 cm. thin, ascending, spathulate, entire, disc depr. brownish then pale; g. crowded, narrow, whitish; s. short, compressed, downy; sp. 9-10 4.

_P. porrigens_ differs in being white and stemless.

[=semiinfundibuliformis=, Karst. Erect, simple, semiinfundib. even, glabrous, rusty tan, edge wavy, reflexed; g. deeply decur. crowded, whitish then yellowish; s. exactly lateral, pallid; sp. 4-6, subgl.

=pulmonarius=, Fr. P. 4-5 cm. obovate or reniform, rather convex, glabrous, greyish or tan; g. plano-decur. simple, albo-livid; s. round, very short, downy; sp. ----.