Cortinarius peraurantiacus
Peintner & M.M. Moser 2002
Description:
A sequestrate Cortinarius associated with Leptospermum scoparium, recognised by its deep orange to golden-yellow glutinous peridium, loculate gleba, turbinate to bulbous stipe, and elliptic, coarsely verrucose spores with a well-developed perisporium.

Peridium: Size: 10-20 mm diam. Colour: Deep orange, golden yellow, or reddish brown. Texture: Mucilaginous, very glutinous; cuticle cartilaginous, to 2 mm thick.
Lamellae: Type: Loculate; cells 1-2 mm diam. Arrangement: Not radially arranged; lacking branching tramal plates. Colour: Rust brown at maturity. Exposure: Locules neither exposed nor dehiscent from the stipe/columella.
Stipe / Columella: Up to 15 x 3-5 mm. Shape: Turbinate or bulbous‑marginate at base, strongly tapering toward apex; sometimes absent. Columella: Not branched; merges into central peridial tissue. Context: Whitish, tough.
Veil: No veil remnants; peridial margin not dehiscent from stipe base.
Odour/taste: Not distinctive.

Common name: None
Habitat: Myrtaceae forest
Substrate: Buried among litter; globose to ovoid.
Distribution: New Zealand
Season: Autumn to early winter
Biostatus: Endemic to New Zealand
Edible: No
Spore print: Rust brown
Macro images:
Cortinarius
Scale bar
Scale= 6 mm.
 
Cortinarius peraurantiacus
Scale bar
Scale= 6 mm.
 
Cortinarius peraurantiacus
Scale bar
Scale= 6.6 mm.
 
Cortinarius peraurantiacus
Scale bar
Scale= 6.5 mm.
 
The Hidden Forest
Forest Fungi