The cap and stalk
5 - 15 cm
Name: Abrouptly Bulbous Agaricus
Scientific name: Agaricus essettei Bon 1983
Common name: Woodland Agaricus
Synonyms: Index Fungorum 06.12.2015:
Agaricus sylvicola (Vittad.) Peck 1872
Habit of Growth: Saprotroph
Protection: Mushroom is not protected
Cap: 6-12 cm across, when young spherical-ovoid and closed, later convex and plane, smooth surface, white to yellow-white when touched, margin incured, hung with white veil fibrils shortly after opening.
Hymenophore: smooth, first white, later pink and in the end dark brown, thick walled, edges finely white pubescent.
Spore print: dark brown
Spore: elliptical 6,4-8 x 4-5,2 μm
Stem: 8-12 x 1-2 cm, cylindrical, white, narrowed toward the apex, base is usually with an oblique, marginate bulb, later hollow stipe, rigid, fragile, longitudinally fibrilose, annulus delicatly membranous.
Flesh: white, thick in the center of the pileus, odor like anise, mild taste.
Habitat: solitary to gregarious in coniferous forrests, grows from summer to fall.
Remarks: similar with Agaricus xanthoderma, which also turns yellowish on the base.