On rotten oak. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. Synonymns Hyphoderma praetermissum Fruiting Body Forming a thin layer on the substrate, loosely attached, smooth to granular, white, grey or pale ochre, margin well defined to fibrous. Flesh Soft, whitish Smell Indistinct Season All year Distribution Common Habitat On rotten wood, from both deciduous and coniferous trees Spore Print White Microscopic Features Spores ellipsoidal usually concave on one side, smooth, with droplets (8-12) x (4-5) µm2. Basidia slenderly club shaped, 4 spored, with basal clamp. Hyphal system monomitic, hyphae 3 to 4 µm wide, thin walled, with clamps. Cystidia of three types. Gloeocystidia spindle shaped and tapered towards the apex, filled with yellow matter. Leptocystidia cylindrical, irregular, sometimes capitate, often apically encrusted, numerous to rare. Stephanocysts globular, sometimes with a ring of small teeth around the circumference, numerous to rare. Edibility Inedible Notes According to the literature this species represents a species complex. 
On rotten oak. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. 
On rotten oak. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. 
Spores in Congo Red solution viewed with a 100X immersion objective. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. 
Spores in Melzer's solution viewed with a 100X immersion objective. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. 
Gloeocystidia in Congo Red solution viewed with a 40X objective. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. 
Leptocystidium in Congo Red solution viewed with a 40X objective. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. 
Hyphae with clamps in Congo Red solution viewed with a 40X objective. 20 March 2022 Hursley, Hampshire. Photograph copyright Leif Goodwin. 
26 May 2023 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin. 
A crop from the previous image. 26 May 2023 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin. 
Spores in Congo Red solution viewed with a 100X immersion objective. 26 May 2023 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin. 
A leptocystidium in Congo Red solution viewed with a 40X immersion objective. 26 May 2023 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin. 
A gloeocystidium (left) and stephanocyst (right) in Congo Red solution viewed with a 40X immersion objective. 26 May 2023 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin. 
Basidia in Congo Red solution viewed with a 40X immersion objective. 26 May 2023 Bramdean Common, Hampshire. Photograph copyright Leif Goodwin. |