Conical or half-egg-shaped cap, often of felt, worn in Ancient Greece and Rome and by ecclesiastics.
A fruiting structure resembling an umbrella or a cone that forms the top of a stalked fleshy fungus such as a mushroom.
1 However, the pileus expansion mechanism related to CO 2 is still unknown.
2 The pileus becomes thin when old, and is dry, not moist.
3 Did he wear the cap of liberty, the pileus , at his master's funeral?
4 The attachment to the pileus is to be noted.
5 There is no flesh, and the pileus is dry.
6 They are placed under the pileus just as the gills are situated, and contain the spores.
7 Carbon dioxide is commonly used as one of the significant environmental factors to control pileus expansion during mushroom cultivation.
8 When mature, it has a soft, convex, moist, smooth pileus , with a solid, somewhat bulbous stem, tinted with lilac.
9 The pileus is of a brownish-ochre color at first; becomes paler as it grows older, until it fades into a rich cream-yellow.
10 Pileus moist; at first smooth or sprinkled with superficial whitish fibres of the veil.
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