Species details

Blushing rosette

Abortiporus biennis

Inedible
Blushing rosette – Abortiporus biennis

Photo: Iskra Kajevska · CC BY-SA 4.0 · Photo source · License

Description

A whitish to brownish irregular rosette-like polypore with a labyrinthine fertile surface that reddens-browns when bruised.

Identification features

Fruitbody about 8–20 cm wide, shell- to rosette-shaped, whitish and velvety when young, later ochre to brown. Labyrinthine pores redden when rubbed.

Identification checklist

Check the rosette form, labyrinthine pores and characteristic reddish-brown bruising.

How to separate similar species

Meripilus giganteus is usually much larger and blackens strongly when bruised. Phaeolus schweinitzii is more yellow-brown and associated with conifers.

Habitat

Grows on buried or heavily decayed hardwood, often appearing terrestrial, from summer to autumn.

Fruiting period

July, August, September, October

Similar species

Extended-description sources