ITS FUNGI 141 with a large ring, or collar, near the top. Gills and spores rusty. Over the Forest area. Psilocybe spadicea. Forms immense clumps about old stumps. Cap convex, bay brown when moist, one to one and a half inches in diameter, paler when dry. Stem white. Gills and spores dark purple brown. Over the whole Forest. Paneolus fimiputris. Cap conical, not an inch high or broad, thin, dark, viscid when moist, shining when dry, with a rigid erect pallid stem. Gills and spores black. Growing on dung. Southern parts of the Forest. Coprinus micaceus. Cap oval, then bell-shaped, sprinkled with shining atoms; golden brown, marked at the margin with close parallel lines. Gills and spores black, soon melting. Common on stumps. Cortinarius elatior. Cap oval, and then expanded, very viscid, as well as the stem ; brownish, shining when dry, two to four inches. Stem long, scarcely an inch thick, attenuated both ways; white, tinged with violet. Gills rust colour. Under beech trees, High Beach and several other places. Common. Cortinarius cinnabarinus. About one inch across, blood- red. Stem slender, two inches long, of the same colour. Amongst dead leaves. Monk Wood, High Beach. Russula cyanoxantha. Cap two to three inches, convex, smooth, rather variable in colour, bluish towards the margin. Gills and stem white. Mild to the taste. High Beach, Loughton, Chingford. Russula nigricans. This will be recognised most often in its old state, when it turns black all over, and may be seen in all the woody parts of the Forest, rotting on the ground. Cap from four to six inches across, and the gills very thick and broad. Nyctalis asterophora is a small, pale, mealy-looking fungus about the size of a pea, which grows in the autumn, as a parasite upon the foregoing, in a state of decay. Lenzites betulina. A leathery, shell-shaped fungus on old stumps, about two inches across, without stem, attached by one side. The top is pale and hairy, whilst the under side has tough leathery gills. Boletus chrysenteron. The cap is from two to three inches across, a little convex and velvety, mostly olive-brown, cracking and exposing pink flesh beneath the cuticle. Stem three inches long, often dark red, and the pores greenish yellow. Common everywhere. Polyporus adustus. Has the pileus, or cap, shell-shaped, an inch or two across, attached along one side to old stumps. The upper side is of a smoky gray, but pale, with a darker margin. The under side is porous and silvery gray. Polystictus versicolor. Similar to the above in form, but the pileus is very variable in colour, with concentric zones or bands of a darker colour. The porous under side is of a snowy white. Both are found on dead stumps all over the Forest. Stereum hirsutum. Cannot fail to be noticed on almost