Species details

Red-banded webcap

Cortinarius armillatus

Inedible
Red-banded webcap – Cortinarius armillatus

Photo: Jason Hollinger (jason) · CC BY-SA 3.0 · Photo source · License

Description

A larger reddish-brown webcap with a dry cap and characteristic cinnabar-red veil bands on the stem.

Identification features

The cap is rusty to reddish-brown, dry, and radially fibrous. Gills become rusty brown. The long stem is often enlarged at the base and bears several reddish veil bands.

Identification checklist

Check the dry reddish-brown cap, rust-brown spore print, and especially several distinct red bands on the stem. Cortinarius requires examination of the whole fruitbody.

Detailed features

Cap
The cap is rusty to reddish-brown, dry, and radially fibrous.
Hymenophore
Gills become rusty brown.
Stem
The long stem is often enlarged at the base and bears several reddish veil bands.
Smell
No distinctive smell.
Spore print
Rust-brown.

Size

Cap diameter
5–10 cm
Stem height
6–14 cm
Stem diameter
1–3 cm

Habitat

Usually grows in damp woodland with birch, mainly in autumn.

Fruiting period

September, October

Ecology

Trophic mode
Mycorrhizal
Host trees
Birch (Betula)
Substrate
Forest soil
Soil
Moist
Notes
Usually grows in damp woodland with birch, mainly in autumn.

How to separate similar species

Other brown webcaps can be very similar, and the genus includes deadly species. The red bands are important but not sufficient on their own.

Similar species

Interesting facts

Did you know? Check the dry reddish-brown cap, rust-brown spore print, and especially several distinct red bands on the stem. Cortinarius requires examination of the whole fruitbody.

Extended-description sources