Panaeolina foenisecii

Species growing among grass in lawns, meadows, pastures, and parks, with a campanulate to convex pileus 1 to 2 cm in diameter, adnate brown lamellae with a whitish edge, and a cylindrical, smooth, hollow, cream-brown stipe with a pruinose, whitish apex.

Pileipellis cellular (an epithelium), with subcylindrical to pyriform cells 35 to 60 µm long, 18 to 35 µm wide, containing faint yellowish intracellular pigment.

Caulocystidia present at the stipe apex, multiform, cylindrical, flexuous, some even capitate, clustered into fascicles.

Cheilocystidia lageniform, ventricose, with a sinuous neck, 30 to 40 µm long, 5 to 10 µm wide, with a rounded apex.

Pleurocystidia not observed.

Basidia clavate, 25 to 32 µm long, 12 to 16 µm wide, simple-septate at the base, 4-spored.

Spores ellipsoidal to amygdaliform, distinctly verrucose, thick-walled, brown under the microscope with darker warts, 13 to 17 µm long, 7 to 9 µm wide, with an indistinct eccentric apiculus at one end and a germ pore.