12 August 2023 Emer Bog, Hampshire. Photograph copyright Leif Goodwin. Cap Convex, sometimes with a narrow central bump, expanding with age, fibrillose to scaly, pale brown with a darker centre when young, becoming darker brown to reddish brown with age, to about 5 cm across Gills Gills broad, pale brown to greyish Stem Cylindrical, fibrous, pale brown when young, becoming darker from the base with age Smell Indistinct Distribution Infrequent Habitat On soil, usually with deciduous trees, but also with coniferous trees Microscopic Features Spores irregular, smooth (8.5-12) x (5.5-7) µm2. Basidia club shaped, four spored. Gill cystidia somewhat irregular, some spindle shaped, often with crystals at the apex, some balloon shaped, often with a small papilla at the apex. Edibility Unknown Notes Distinguished by the unusually shaped cystidia and irregular spores 
Spores in Congo Red solution viewed with a 100X immersion objective. 12 August 2023 Emer Bog, Hampshire. Photograph copyright Leif Goodwin. 
Gill edge cystidia in Congo Red solution viewed with a 40X objective. 12 August 2023 Emer Bog, Hampshire. Photograph copyright Leif Goodwin. 
Gill face cystidia and a basidium in Congo Red solution viewed with a 40X objective. 12 August 2023 Emer Bog, Hampshire. Photograph copyright Leif Goodwin. |