BioImages: The Virtual Field-Guide (UK)

Lepiota erminea (Fr.) P. Kumm. (a dapperling)

Date 17 October 2005
OS grid ref SU56
Lat/Lon 51° 20' N, 1° 20' W
Location Vice County: Berks, VC22, England
Voucher 17/10/2005[A]
(Please quote this in any queries about this record)
Stage or state Fruitbody
Record Summary Seven fruitbodies, mostly old, growing in short grass
Identification Notes: Caps: 32, 36, 43 & 47mm.
Stipes: 3.5-6.5mm diam, tapering upwards.
Ring: weak, cortinate, soon collapsing.
Gills: unchanged with strong ammonia.
Spore print: white, dextrinoid.

Cap cuticle: narrow, thin-walled, hyaline, filamentous, ?unclamped, hyphae.
Basidia: 4-spored.
Gill edge: sterile, with abundant cheilocystidia.
Cheilocystidia: hyaline, clavate, 15.5/9µm.
Spores: hyaline, narrowly amygdaliform, 12-15/5-6µm; without germ pore; not staining in Cresyl blue.
Clamps present, but hard to see as tissues are hyaline, and very thin walled.

This would be L. alba (Bres.) Sacc., if this were regarded as distinct from L. erminea, but they are combined in the 2005 British & Irish Checklist.
Photo Summary: toadstools: in situ, lain down, close-ups, dextrinoid reaction of spore print, cheilocystidia, spores

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