Matskási István (szerk.): A Magyar Természettudományi Múzeum évkönyve 82. (Budapest 1990)

Bohus, G.: Agaricus studies, XI. (Basidiomycetes, Agaricaceae). A monographical key

XIII. group: Silvicola la - Spores small: in the case of A. silvicola

: 5-6(6.5) x 3-4 jam, in the case of A. tenuivolvatus

: 5-6.5 x 4-5yum. Stem with a rather roundish bulbous base 2 lb - Spores larger: in the case of A. essettei

: 6-8 x 4-5 ^urn

, in the case of A. macrocarpus

: 7-8 x 4.5-5 jam. Stem with a more or less marginately bulbous base '. 3 2a - Cap and stem without veil-remainings

. Stem slender: 1-1.5 (base 2) cm wide. Ring the and vanishing. Spores ellipsoid. Cheilocystidia globoseovoid. In woods. Cap 5-8(12) cm, white, silky, turning dark yellow when handling. Gills long pale then light flesh rosy. Stem 6-10(13) cm, cylindrical, with roundish or slightly marginate bulbous base, white. Flesh seldom slightly reddening. Cheilocystidia 10-25 x 8-20 /m. BON : 279; CAPP. Ill: 465; E.: 31; MOELL

.: XXVI

; PH.: 168; PIL.: 92, 93; RT.: 48/1 A. silvicola (VITT.) SACC. 2b - Cap and stem with veil-remainings. Stem not slender: 2-3 (base 3.5) cm thick. Ring not vanishing. Spores broad ovoid. Cheilocystidia as a rule lageniform. In coniferous woods. Cap 8-12 cm, white or sulphur-yellow, turning yellow when handled. Gills light flesh rosy. Stem 10-12(15) cm long, upwards near cylindrical, with a roundish bulbous base, white or yellowish. Ring wide, but rather thin, with squames in circle towards the margin on the underside. Flesh more or less yellowing. Cheilocystidia 25-30 x 8-12 jam

. CAPP. Ill: 467; E.: 32; MOELL.: L49 A. tenuivolvatus (MOELL.) MOELL. 3a - Stem slender: 1-1.5(2) cm thick (not the bulb) 4 3b - Stem not slender: 2-3.5 cm thick. Cap 10-15(20) cm, white, turning dark yellow or rusty yellow when handled, may be floccose towards the margin. Gills long pale, then light flesh rosy. Stem 10-15 cm, white, often pinkish towards the apex, becoming yellow below the ring. Ring wide, a cog-wheel - ornamentation towards the margin on the underside or with coarse squames. Flesh mostly not changing. Cheilocystidia globose, balloon-shaped or lageniform 10-40(65) x 8-20„um. In coniferous woods, sometimes out of woods. CAPP. Ill: 431; MOELL.: XXVIII A. macrocarpus (MOELL.) MOELL. 4a - In Robinia woods. See A. arvensis SCHFF.: FR. var umbrelloideus BOH.: XI

. group : Arvensis 4b - In other woods 5 5a - Cap with imbricated and broad squames. See A. arvensis SCHFF.: FR. var

. macrolepis (PIL. et P0UZ.) BOH.: XI. group: Arvensis 5b - Cap naked or floccose towards the margin. Cap 8-12 cm, silky white, turning dark yellow when handled. Gills long pale, then greyish rosaceous. Stem 10-12 cm long, the marginate bulb may be 3.5 cm wide, white, rarely pinkish above the ring. Ring wide, thin, but with a cog-wheel ornamentation on the underside. Flesh on cut-surface may be light rosy. Cheilocystidia numerous, ovoid or globose, balloon-shaped, 8-30 x 7-20 yum. In frondose and coniferous woods. CAPP. Ill: 469; CETTO: 44; DD.: 303; E.: 33; LGE.: 138/B; MOELL.: XXVII

; WASS. II: V/4 A. essettei BON (= A. abruptibulbus ss

. ESSETTE non auct. amer.) XIV. group: Aestivalis la - Cap and stem densely covered with white woolly squamules remnents from the general veil. Cap 8-12 cm, white, light yellow, later ochre; dark yellow when handled. Gills long pale, then greyish flesh colour. Stem 8-12 x 1.5-2 cm, white, whitish, cylindrical or clavate, at first may be almost globose. Ring wide, with roundish squamules towards the margin on the underside. Spores