Pholiota alnicola (Fr.) Sing. syn. Flammula alnicola (Fr.) Kummer syn. Dryophila alnicola (Fr.) Quél. Erlen- Schüppling Alder Scalycap. Cap 2–6(11)cm across, convex to flattened, smooth and greasy, bright lemon-yellow at first becoming flushed olivaceous at the margin, remains of veil often adhering to the margin. Stem 20–80 x 5–10mm, pale lemon-yellow above the remains of the veil becoming rusty-brown towards the base, not viscid. Flesh yellow in cap, rusty towards the stem base. Taste mild to slightly bitter, smell pleasant and sweet. Gills pale yellow at first becoming cinnamon. Cheilocystidia thin-walled, hyaline, hair-like, clavate. Spore print rusty brown. Spores oval, smooth, 8.5–11.5 x 5–5.5um. Habitat solitary or in small clusters on deciduous wood, especially alder, willow and birch. Season autumn. Uncommon. Inedible. Distribution, America and Europe. Note the two forms that I have collected seem to differ in form and will need to be rechecked.