Rigidoporus crocatus

On decaying coniferous wood, especially of Abies or Picea, with resupinate to effused-reflexed basidiocarps, pale brown with pinkish tones, with 5 to 7 circular to angular pores per mm, tubes up to 3 mm long, and mild taste.

Hyphal system monomitic, with only hyaline generative hyphae, thin- to moderately thick-walled, 3 to 7 µm wide, septate with simple septa (without clamp connections).

Cystidia and other sterile hymenial elements absent.

Basidia clavate, 13 to 21 µm long, 8 to 11.5 µm wide, simple-based and four-spored.

Only 3 spores observed, subglobose to ovoid, smooth, hyaline, thin-walled, 3.5 to 5.5 µm long, 3.5 to 5 µm wide, generally containing an oil droplet inside, and inamyloid in Melzer's reagent.

Herbarium material available: JTP2582/25.