BioImages: The Virtual Field-Guide (UK)

Psathyrella spadiceogrisea (Schaeff.) G. Bertrand, 1913 (Spring Brittlestem)

Date: 10 October 2004
Location: West Kent, England
Voucher: 10/10/2004[K]
(Please quote this in any queries about this record)
State: Fruitbody
Record Summary: 3 fruitbodies in grass
Associated organism: amongst live plants of Poaceae
Identification Notes: Cap: pale buff, weakly expallent, not or only slightly pellucid striate, with veil remnants around margin.
Stipe: white, tomentose at base, striate at apex.
Gills: pale when young, subdistant, with decurrent tooth, edge not red-lined.
Basidia: 4-spored, 9µm diam.
Spore print: dark brown (BFF: "date brown")
Spores: 8-9/4-4.5µm. narrowly ellipsoid, slightly broader at base, with germ pore, brown sub micr., the longer spores slightly phaseoliform, but no wider than their shorter brethren.
Cheilocystidia: spheropedunculate to clavate.
Pleurocystidia: abundant, fusiform to utriform, thin-walled, without crystals or exudations.

Images etc

naked eye photograph Cap - enlarged 500 by 459 pixels
naked eye photograph Cap and side view 500 by 333 pixels
naked eye photograph Gills 500 by 443 pixels
naked eye photograph In situ 500 by 333 pixels
microscope photograph Cheilocystidia in gill edge - magnified 500 by 365 pixels
microscope photograph Pleurocystidium - magnified 46 Kb 394 by 348 pixels
microscope photograph Spores - magnified 500 by 473 pixels
microscope photograph Spores - highly magnified 456 by 500 pixels
microscope photograph Spores - highly magnified 467 by 500 pixels
microscope photograph Spores - highly magnified 500 by 387 pixels

Creative Commons License
Unless otherwise expressly stated, all original material on the BioImages website by
Malcolm Storey is licensed under a Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK: England & Wales