These orange fungi grew at the base of an Alder tree in a large cluster.

They were covered in spiky scales and the stems tapered downwards.

Sometimes the caps cracked to reveal buff or yellowish flesh.

The next week (Day 16 — 18 November 2023):

The flesh under the spikes was yellowish buff.

They had annuluses (rings), above which the stem was plain, but below which was covered in the same scales as the cap.

On Day 17 (25 November 2023), they had grown larger and paler.

The caps had flared upwards at the edges, and the gills had dulled in colour.

On Day 18 (02 December 2023):

Later, (Day 21 — 24 December 2023) they began to disintegrate into a brown mush:

Day 23: