=cimicarius=, Batsch. Smell unpleasant, oily. P. 2-4 cm. depr. or infund. wavy, dark bay brown; g. reddish ochre, subdecur.; s. 2-3 cm. paler than p.; milk white; sp. 7-8. Smell strong, said to resemble bugs. =obnubilus=, Lasch. P. 2-3 cm. thin, convex, umbil. sooty brown, slightly striate; g. rather crowded, yellowish; s. 3-4 cm. stuffed, slender, paler than p.; milk white; sp. 8-9. var. _crenatus_, Mass. P. 3-5 cm. sooty brown, coarsely sulcate, margin crenate. =flexuosus=, Fr. P. 7-12 cm. dry, depr. wavy, lead colour or with lilac tinge, becoming squamulose; g. thick, distant, yellow; s. 5-8 cm. stout, solid, greyish; milk white; sp. 6-8. var. _roseozonatus_, Fr. P. rose colour, zones darker. Differs from _L. blennius_ in yellow gills. =plumbeus=, Fr. P. 8-14 cm. convex then infundib. dry, dull, sooty then blackish brown; g. crowded, tinged yellow; s. solid, equal, stout; milk white, acrid; sp. 6-8 x 4-6. [=capsicoides=, Fr. P. compact, convex-incurved, wavy, dry, glabrous, not zoned, flesh-colour; g. broad, crowded, whitish; s. solid, short, thick. Differs from _L. flexuosus_ in broad, crowded, white g. [=jecorinus=, Fr. P. convex then plano-depr. rugulose with elevated ridges, zoneless, viscid, reddish liver-colour; g. distant, yellow; s. hollow, pallid; milk white, acrid; sp. 10. [=crampylus=, Fr. P. convex, umbil. everywhere rugulosely tomentose, zoneless, sooty red, edge downy; g. yellow; s. greyish; milk white, acrid. =pannucius=, Fr. P. plano-discoid, zoneless, glabrous, brick-red, edge white-tomentose at first; g. yellow; s. elongated; milk white, acrid. [=fluens=, Boud. P. convex, viscid, blackish olive, centre scarcely zoned, edge pale; g. adnate, ochre with grey tinge later; s. solid, rather viscid greyish ochre, brown when bruised like gills; milk acrid, white then brownish. Differs from _L. blennius_ in larger size, tufted habit, convex p. and darker colour. =fascinans=, Fr. P. convex then depr. viscid, brownish brick-red, zoneless, edge downy white at first; g. thickish, yellowish; s. hollow, pallid; milk white. =cyathicula=, Fr. P. 3-5 cm. plane, umb. brick-red then pale, broken up, opaque; g. decurrent, crowded, yellowish; s. 4-5 cm. pallid; milk white; sp. 6-8. =glyciosmus=, Fr. Strong scented. P. 3-7 cm. soon exp. umb. squamulose, greyish or brownish, opaque; g. soon pale ochre; s. 2-3 cm. pubescent, pallid; milk white; sp. 6-10. var. _flexuosus_, Fr. P. wavy, somewhat zoned. =pyrogalus=, Bull. P. 5-8 cm. exp. depr. livid grey; g. thin, ochraceous; s. 3-4 cm. hollow, pallid; milk white; sp. 7-10. _L. flexuosus_ differs in larger size, thick gills, and squamulose dark pileus. =utilis=, Weinm. P. 10-20 cm. exp. then infund. glabrous, tan; g. adnate; s. 5-8 cm. hollow, even, coloured like p.; milk white; sp. 7-9 x 5-6.