=glaucophylla=, Fr. P. 1-1.5 cm. infundib. plicato-striate, hygr. mouse-colour then paler; g. olive; s. stuffed, firm; sp. ----. =rustica=, Fr. P. 5-8 mm. thin, slightly convex, umbil. striate, hygr. greyish brown then paler and silky; g. grey, edge arcuate; s. 2-2.5 cm., colour of p.; sp. ----. Differs from _O. umbellifera_ by gills being narrowed behind. [=scyphiformis=, Fr. White. P. infundib. glabrous; g. decur. thin; s. thin, short, glabrous. Differs from _O. scyphoides_ in glabrous stem. *** _Gills truly distant, broad, usually thick._ [=tricolor=, A. and S. P. ochraceous white, thin, umbil.; g. orange, at first with rosy pruinose; s. yellowish. [=cortiseda=, Karst. P. convex then plane, radiato-striate, glabrous, pallid; g. adnato-decur. very distant, thickish, few, pallid; s. equal, hyaline, pallid; sp. 10-11 x 4-6. [=sciopoda=, Q. P. convex then umbil. rather crisped, pale straw-colour, pruinose; g. adnate, thick, sometimes branched, straw-colour then tinged rose; s. slender, wavy, velvety-pruinose, white above, grey below. =demissa=, Fr. P. 1-1.5 cm. thin, plane then umbil. striate, shining rufous then pale; g. purplish; s. 1 cm., colour of p.; sp. 7 x 5. (10-12 x 6-8 Sacc.) [=grisella=, Karst. P. convex, disc depr. silky, sulcate, pale fuscescent, whitish when dry; g. adnate, distant, plane, whitish; s. equal, glabrous, apex pruinose, pale, becoming more or less smoky; sp. 6-10 x 2-4. =hepatica=, Fr. P. 1.5-2.5 cm. tough, rigid, infundib. glabrous, brownish flesh-colour then pale; g. narrow, whitish, connected by veins; s. 2 cm. very tough, colour of p.; sp. 5-8 x 2-4. Differs from _O. pyxidata_ in toughness, even edge of p. and pallid gills. =muralis=, Sow. P. 1-2 cm. becoming infundib. radiato-striate, rufous brown; g. pallid; s. 1-1.5 cm. glabrous, coloured like p.; sp. rough, 10 x 5. [=cuneifolia=, Karst. Very fragile. P. convex then plane, obtuse, dry, glabrous, pellucidly striate when moist, sooty, tan when dry; g. adnate, distant, thickish; broad, ventricose or broadest in front, obliquely truncate, greyish; s. apex scurfy, solid; sp. 10-12 x 9-10. [=lilacina=, Laest. P. plane, violet then pale; g. deeply decur. connected by veins, yellow; s. persistently violet. =umbellifera=, L. P. 1-2 cm. convexo-plane, radiately striate, even and rather silky when dry, grey, yellow, brownish, pallid, &c.; g. very distant and broad behind, colour of p.; s. 1 cm. colour of p.; sp. 3 x 2.5. var. _myochroa_, Fr. P. brownish umber; s. strigosely rooting. var. _abiegena_, B. and Br. Pale yellow. var. _viridis_, Fl. Dan. Every part pale green. [=Kalchbrenneri=, Bres. P. tough, convex, umbil. subexp. glabrous, hygr. subochre; g. deeply decur. whitish; s. colour of p., base often brownish; sp. 8-10 x 4-5. [=velutina=, Q. Downy, greyish. P. umbil. striate; g. arcuate; s. filiform, base white floccose; sp. 8 long.