any of several saprotrophic agaricaceous fungi of the genus Coprinus, whose caps disintegrate into a black inky fluid after the spores mature. It includes the shaggy ink-cap (Coprinus comatus), also called lawyer's wig, a distinctive fungus having a white cylindrical cap covered with shaggy white or brownish scales
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How to use ink-cap in a sentence
The ink cap is usually found growing in autumn, rarely in summer, in richer earth than the common mushroom.