[3] Leucoagaricus flavus is a small dapperling mushroom with thin (2mm thick) white flesh.

Cap: 1.5–2 cm wide, umbonate and expanding to flat or plano-convex with a slight umbo.

Stem: 3-3.5 cm long and 3-5mm thick, cylindrical or tapering upwards slightly from the wider base.

The surface is yellowish-white with a fibrillose or soft, hairy coating of the same colour and the interior is hollow with white fibrils inside.

[3] The specimens studied were found in deciduous and bamboo forests in Laos during the rainy season of October to November where they were growing solitary on soil.