Cortinarius mutabilis
- noun
- Specialized
- Cortinarius mutabilis is easily recognized by its reddish-purple cap that stains dark purple when bruised.
Examples
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Mycology students often study Cortinarius mutabilis to learn about staining reactions in fungi.
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The woods near the lake were home to several clusters of Cortinarius mutabilis.
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Cortinarius mutabilis is notable for its cap, which turns a darker shade when handled.
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Look at this Cortinarius mutabilis I found!
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Is the Cortinarius mutabilis edible or poisonous?
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In the forest, you can often find clusters of Cortinarius mutabilis growing among the fallen leaves.
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Mycology students frequently examine Cortinarius mutabilis to understand its unique staining properties.
Synonyms
A mushroom with a slimy purple cap and gills that turn dark purple when bruised
Surface Forms
Morphology
Cortinarius + mutabilis
This is a Latin binomial (taxonomic) species name rather than a compositional English phrase; it functions as a proper name for a particular fungus, not as a predictable combination of ordinary English words. Given that 'mutabilis' is not attested in the provided dictionary entry and 'Cortinarius' is a technical genus label, a B1 learner who ‘knows’ these items would not be able to derive the species description from the constituents, so the expression is effectively opaque.
Etymology
Cortinarius mutabilis may come from Latin parts: Cortinarius from 'curtain' for the thin veil that young mushrooms have, and mutabilis meaning 'changeable' because the cap turns a darker purple and stains when bruised.