Agaricus aculeus, Bolt? mounting fleshtus, Druckerra 17 Oct. 1886 Aggregate. Pileus umbrella-shaped, umbonate, the margin at length recurved, minutely tuberculate about the umbo; semibrown coloured. Gills adnate, whitish below, pale yellowish at their joining with the pileus. Stem solid (stuffed) below cased in squamous tuberculate membrane involucre, with st. pileus, pale and silky above. Pileus over an inch in dia. rather acutely umbonate; the thin breaking up into minute scales, hence appearing tuberculate, between the squinies this and the sides of the stem expanding upwards make st. pileus stuffed with a white fibrous substance. Gills 4 in a set, whitish or whitish-yellow above. Stipe, pale subelliptical. Stem 1-1½ inches high, surrounded below by a cylinder of pileous back; whitish and striated above, brownish-yellow Odour scarcely appreciable or 'of A. campestris. Shaw cut the figure of Bolton t.151, but that of Scopoli, A. pratensis, t. 247 can by no means be referred to this.