=citrina=, Gon. & Rab. P. convex, obtuse, 8-12 cm. bright yellow with white patches; g. white, broad, free; s. 10-12 cm. long, stout, white, volva imperfect, ring large; sp. globose, warted, 6-7. [=amici=, Gill. P. conical, then obtusely umb., striate, slightly viscid, yellowish ochre, disc brownish and covered with large irreg. greyish persistent patches; g. free, ventricose, narrowed at both ends; s. hollow, bulbous, ring small inf., no free edge to volva. +++ _Pileus whitish or greyish._ =nitida=, Fr. P. 8-10 cm. hemispherical, whitish, with thick, angular, brownish warts; g. free, crowded; s. 7-9 cm. conical, bulbous, squamulose, white, ring torn; sp. ----. =solitaria=, Bull. 8-12 cm. soon plane, whitish or tinged rufous, warts angular, small, floccose, easily removed; g. white, broad, narrowed behind and adnexed; s. 7-10 cm. with imbricated scales below, ring torn, base swollen, rooting, volva marginate; sp. 7-12 x 5-6. =echinocephala=, Vitt. White. P. convex then plane, shining, bristling with acute, deciduous pyramidal warts; g. adnexed; s. solid, scaly, base bulbous, rooting, ring distant; sp. 10 diam. [=Persoonii=, Fr. P. greyish-white, margin even; g. free; s. solid, nearly equal, rooting. [=arida=, Fr. P. soon plane, grey, margin sulcate; g. adnexed; s. subglabrous, ring distant, volva absent. =strobiliformis=, Vitt. P. 10-20 cm. convex then expanded, white, grey, or dingy ochre, with large pyramidal, hard warts; g. free; s. floccosely scaly, bulbous, ring large, torn, volva forming concentric rings; sp. 13-14 x 8-9. [=cariosa=, Fr. P. soft, even, umber or dark grey, with mealy patches; g. adnate; s. equal throughout; sp. 10 long. AMANITOPSIS, Roze. * _Pileus coloured._ =vaginata=, Bull. P. 6-10 cm. plane, margin striate, grey, yellow, brown, or white; g. pallid; s. 10-12 cm. narrowed upwards, minutely squamulose, volva large, margin free; sp. 10 x 7-8. The grey form is edible, the brown form is unpalatable. =strangulata=, Fr. P. 8-10 cm. soon plane, livid-bay or grey, with patches of the volva, margin striate; g. free, white; s. 10-14 cm. stout, thinner upwards, pale, volva breaking up and forming 2-4 ring-like ridges on the stem; sp. 9-15 x 7. Perhaps a vigorous form of _A. vaginata_. [=urceolata=, Viv. P. thin, hemispher. then slightly depr. umb. viscid, mouse-colour, edge striate; g. adnate, shining white; s. white, even, naked, volva urceolate. [=friabilis=, Karst. P. exp. thin, rather viscid, greyish, edge sulcate, with broad crowded warts or scales; g. free, white, edge darker, crenulate; s. conical, everywhere floccosely scaly, white or greyish; volva broken up into fragments; sp. glob. 11-12. Differs from _A. vaginata_ in smaller size and imperfect volva. [=praetoria=, Paul. P. thin, campan. then exp. naked, pectinately sulcate, maroon or brownish; g. annulato-adnexed; s. ventricose, volva large, lax.