Public Description of Cortinarius torvus (Fr.) Fr.

Title: Public Description (Default)
Name: Cortinarius torvus (Fr.) Fr.
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Description status: Unreviewed

Taxonomic Classification:

Domain: Eukarya
Kingdom: Fungi
Phylum: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Cortinariaceae

General Description: 3-8 cm; convex or irregular at first, becoming broadly convex, broadly bell-shaped, or nearly flat; dry; very finely silky or, in age, nearly bald; quite variable in color but generally lilac brown when young, fading markedly as it dries out to grayish lilac) or silvery—and eventually to a pale tan; the margin inrolled well into maturity.

Gills: Attached to the stem; nearly distant; brownish purple when young, becoming rusty brown; covered by a whitish cortina when young.

Stem: 4-10 cm long; up to 1.5 cm thick at the apex; tapering to a club-shaped, swollen base; dry; pale purple above when fresh and young but later silvery to whitish or faintly brownish; sheathed or “booted” from the base with whitish to lilac gray veil material that often terminates in a folded-over, fragile ring.

Flesh: Whitish, or with purple to gray shades in the stem.

Odor: Strong and sickly sweet.

Chemical Reactions: KOH negative to gray on cap; grayish to gray on flesh.

Spore Print: Rusty brown.

Microscopic Features: Spores 8-11.5 × 4.5-6 ยต; ellipsoid, with a narrowed apicular end; weakly to moderately verrucose. Cheilo- and pleurocystidia absent, but subclavate, septate marginal cells present on gill edges. Pileipellis a cutis of hyaline to brownish, occasionally encrusted elements.


Widely distributed in Eastern North America and Europe.


On soil. moss and litter in mixed woods




Kuo, M. (2011, December). Cortinarius torvus. Retrieved from the MushroomExpert.Com Web site:


Current Name:
Cortinarius torvus (Fr.) Fr., Epicr. syst. mycol. (Upsaliae): 293 (1838) [1836-1838]

Description author: walt sturgeon (Request Authorship Credit)

Created: 2011-12-19 12:28:19 PST (-0800) by walt sturgeon (Mycowalt)
Last modified: 2014-01-04 08:50:17 PST (-0800) by walt sturgeon (Mycowalt)
Viewed: 19 times, last viewed: 2018-04-25 07:25:13 PDT (-0700)