Part 25

=pterigena=, Fr. Pale rose colour. P. 1-2 mm. camp. obtuse; g. adnate, broad, distant; s. 4-6 mm. thin, wavy, smooth, ending in a radially strigose disc; sp. ----.

IX. INSITITIAE. Stem very slender, not rooting nor attached by a disc but penetrating the substratum abruptly. Gills adnate.

=corticola=, Fr. P. 3-6 mm. obtuse, umbil. sulcate, blackish, brown, grey, &c.; g. adnate, broad; s. 1.5 cm. slender, incurved, minutely scurfy; sp. ----.

=hiemalis=, Osbeck. P. 4-7 mm. camp. umb. striate, pinkish, rufescent, white, &c., often pruinose; g. narrow; s. 2-3 cm. curved, base downy; sp. 7-8 x 3.

Differs from M. corticola in narrow gills, and striate not sulcate pileus.

=codoniceps=, Cke. P. 2-3 mm. high and 1.5 mm. broad, pale umber, not exp. sulcate, delicately hairy; g. adnate; s. 4-7 mm. umber below; sp. 5 x 2.5.

=setosa=, Sow. White. P. 1 mm. obtuse, smooth, g. almost free; s. 2-3 cm. slender, covered with delicate spreading hairs; sp. ----.

=capillaris=, Fr. White. P. 2 mm. camp. obtuse, then umbil.; g. adnate, few; s. 1.5-2.5 cm. hair-like, wavy, glabrous; sp. 7-8 x 4.

=juncicola=, Fr. P. 2-3 mm. striate, glabrous, rufescent or rosy; g. adnate, distant; s. 1-1.5 cm. glabrous, fuscous; sp. ----.

COLLYBIA, Fr.

A. Gills white or clear coloured, not grey; flesh white.

I. STRIAEPEDES. Stem stout, hollow or loosely stuffed, sulcate or fibrillosely striate.

* Gills white, rather distant.

=radicata=, Relh. P. 3-7 cm. exp. gibbous, rugose, viscid, brownish ochre; g. distant, white; s. 10-18 cm. attenuated upwards, glabrous, rooting; 14-15 x 8-9.

=longipes=, Bull. P. 3-5 cm. exp. umb. dry, minutely velvety, pale brown; s. 8-12 cm. velvety, with a rooting base, brownish; sp. ----.

Differs from C. velutipes in dry, velvety pileus.

=veluticeps=, Rea. P. 3-6 cm. velvety, tawny; g. sinnato-adnate, deep ochre; st. 4-7 cm. fusiform, striate, slightly velvety, with rhizomorphic mycelium; sp. 7-8 x 3-4.

Caespitose.

=platyphylla=, Fr. P. 6-10 cm. exp. obtuse, moist, fibrillosely virgate, brown or greyish; g. truncate behind, white; s. 7-10 cm. striate, pallid, base abrupt, with cord-like strands of mycelium; sp. 9-10 x 6.

var. repens, Ach. P. depr.; s. hollow, compr. apex pruinose, rhizomorphic mycelium copious, anastomosing.

=semitalis=, Fr. P. 3-8 cm. exp. obtuse, glabrous, moist, sooty or livid ochraceous, pale when dry; g. white, blackish when bruised, finally obscure; s. 2-4 cm. fibrillose, with a thin cartilaginous cuticle, brownish or grey; sp. 7-9 x 4-5.

Resembling Lentinus cochleatus in form and colour.

=fusipes=, Bull. P. 3-7 cm. exp. umbo at length disappearing, rufous or dingy tan, often cracked; g. adnexed, white then dingy; s. 7-10 cm. ventricose, grooved, rooting, glabrous, cartilaginous; sp. 5-6 x 3-4.

Tufted. Edible.

var. oedematopa, Schaeff. Subcaespitose, p. conical then flattened, rufous bay; g. pallid; s. ventricose, fibrillosely pulverulent.

var. contorta, Bull. Caespitoso-connate, pileus and twisted stem thinner; g. crowded, white.

=lancipes=, Fr. P. 5-7 cm. exp. umb. radiately rugulose, margin striate, pale flesh colour then pallid; g. connected by veins, tinged flesh colour; s. 4-6 cm. striate, narrowed towards rooting base; sp. ----.

Differs from C. fusipes in rugulose pileus, and in growing singly.