allison89's Identifications

2023 Strannik Auckland Island Expedition

On volcanic rocks in damp gully.

On basalt boulder in montane shrubland

Fungi

On rock. Stunning colours!

First time seeing this but one of my new favourites. Local corticolous lichen on pohutukawa.

Local amongst Camylopus under kānuka. Sorediate, K-.

On the ground on damp bank.

Local on tree stumps. K+ yellow, PD+ yellow - orange. With C. glebosa.

Corticolous on raukawa in frost flat (or close too). Upper surface with pseudocyphellae, K+ Yellow - Red, powdery sorediate mostly marginal, with apothecia.

Corticolous in coastal forest.
Frosted squamules.
Brown when dry.
Spores without peristomes, halonate?, ellipsoid, 12.5 x 11.25 microns.

Large black auriculate apothecia. Spores nonhalonate, colourless, 13 x 6 microns. K-, hypothecium black, exciple dark.

Local saxicolous lichen on basalt boulders. Thallus to 3cm, effuse soredia, heavily fertile.

Thought this was an unusual Stereocaulon but doesn't seem to key to any.

Saxicolous.

Fertile so am wondering about U. ciliata, as opposed to Usnea acromelana, which appeared to be growing together with this one https://inaturalist.nz/observations/100839924

Saxicolous