Bisporella citrina (Batsch) Korf & S.E. Carp., (lemon disco)


15 Nov 2009 at OSGR: SU78 in Oxon, England

Record SummaryWater-logged apothecia on fallen Beech branch
Found asFruitbody
Date15 November 2009
Associated organismFagus sylvatica
OS grid refOSGR: SU78
Lat/Lon51° 30’ N, 0° 60’ W
Vice CountyOxon, VC no: 23
CountryEngland
Voucher15 Nov 2009[A]
(Please quote this in any queries about this record)

Notes:

On hard, decorticate branch c. 4cm diam.

The apothecia were water-logged when found, dark yellow and slightly translucent; as they dried the colour changed to pure bright yellow and opaque.

Apothecium: very shortly stalked, weakly concave to weakly convex.

Hymenium: bright yellow.

Exciple: sulphur to whitish, smooth.

Stipe: dark grey.

Asci:8-spored, narrowly clavate.

Paraphyses:filiform, dichotomously forked near base.

Ascospores:fusiform, 1-septate.

Exciple: chains of swollen cells.

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