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| | Phylogenetics – Fungi: Agaricus |
 | | Pileus 60-250 mm diam., fleshy, convex when young, then convex-applanate, sometimes with a depressed centre, moderate brown to dark brown scales on paler surface; reddening reaction when bruised or broken, but may show yellowing towards the base of the stipe; Schäffer's cross-reaction usually negative. |
 | | Pileus greyish-ochraceous-brown or clay brown, in the centre with dark brown, appressed scales; bruising dull yellow, including towards the base of the stipe. |
 | | Pileus white or grey-brown towards the centre, bruising yellow, glabrous, smooth, silky, may be covered with cracks or fissures, radially towards the margin; flesh bright-chrome-yellow towards the base of the stipe, especially with bruising. |
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