[=Caussetta=, Barla. Smell like cucumber. P. exp. depr. dry, silky, squamulose at centre, rather viscid when moist, brick-red, edge incurved then spreading; g. broad, pale or tinged red; s. stout, narrowed at base, fibrillose and reddish up to ring, white above; flesh white, reddish when broken. [=caligata=, Viv. Smell strong. P. exp. tawny, spotted with adpressed silky scales; g. emarginate; s. solid, with brownish concentric scales below the membranous persistent ring. [=megalopoda=, Bres. Smell strong. P. convex, exp. or depr. even, glabrous, rather viscid, chestnut; g. crowded, whitish then straw-colour; s. brownish-squamulose up to median ring, white above; sp. glob. 5-6. [=luteovirens=, A. and S. All except white squamulose stem straw-colour; p. torn into squamules, greenish when mature; ring imperfect. =aurantia=, Schaeff. P. 5-8 cm. rusty orange; g. adnexed; s. 6-8 cm. stout, orange and concentrically squamose up to ring, white above; sp. ----. [=dehiscens=, Viv. P. hemispher. then depr. yellowish ochre; g. adnexo-decur., broad; s. cylindric, scaly, viscid, ring very narrow, persistent. =ramentacea=, Bull. P. 5-8 cm., obtuse, whitish or yellowish with darker squamules; g. adnexed becoming free; s. 3-5 cm. with brown squamules up to the oblique fugitive ring; sp. ----. [=Ambrosii=, Bres. P. convex, exp. dry, soft, floccosely-downy, snow-white, edge append.; g. white; s. even above ring, floccose below, white; ring inferior, torn, deciduous, sp. 4-5 x 2.5. [=cingulata=, Fr. P. thin umb. greyish brown, squamosely fibrillose; g. greyish white; s. even, ring median. [=scruposa=, Paulet. P. exp. glabrous, rough with contorted ridges, subfuscous; g. sinuato-adnate; s. solid, equal, rooting, ring firm, narrow. [=albosericea=, Brig. White. P. exp. broadly umb., even; g. crowded; s. silky, base tuberous, ring remote, fugacious. =constricta=, Fr. All white. P. 3-5 cm. obtuse, dry, glabrous, silky; g. emarginate, adnexed, or almost free; s. 3-6 cm. solid, fibrillose or squamulose, ring apical, narrow; sp. Much stouter than _A. subcava_. [=verrucipes=, Fr. Pure white. P. glabrous; s. with brown warts up to annular zone, ring absent; g. sinuato-adnate. ** _Gills narrowed behind, more or less decurrent, with no sinus._ [=imperialis=, Fr. P. brown with darker scales; g. deeply decurrent; ring double, sp. 12-14 x 5. [=Laschii=, Fr. P. fawn colour, even, glabrous, thin ring erect; g. crowded, white. [=tumescens=, Viv. P. exp. even, glabrous, whitish; g. adnate, pale ochre, then tinged red; s. solid, stout, narrowed from the base, whitish, ring fugacious. [=rhadigosa=, Fr. P. depr. moist, whitish with brownish adpressed scales at disc; g. decur., broad, white; s. short, equal, ring reflexed. =mellea=, Vahl. P. 5-12 cm. soon expanded, yellowish-brown, squamulose, margin striate; g. slightly decurrent; s. 8-12 cm. floccose up to spreading ring, base honey-colour; sp. 9 x 5-6.