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Peziza vesiculosa Bull., 1790
CS327 Pembroke - St. Michael's Scout Group Quarters (14/01/12 Leg.:André Sammut)
Description: Medium to large 'cup' fungus
(ascomycete), found on compost/wood chip mix
in a recently disturbed
are. Several fruiting bodies growing gregariously. Size range of examined material 46-70mm in 'diameter'.
Shape bladder-like to irregularly shaped (sometimes fused together), partially closed with partially split margin.
Inner surface (hymenium) is smooth, pale yellow-brown in colour. Outer surface is slightly darker in colour, furfuraceous with darker patches.
Microscopy:
Asci: 8-spored, uniseriate, with rounded tips, positive to Melzer's reagent.
Paraphyses: Thin, hyaline, septate with slight constrictions at the septa.
Spores: Ellipsoid, hyaline, smooth, aguttulate (no oil drops).
Excipulum: Made up of rounded cells with occasional hyaline erect hyphae on the exterior part.
are. Several fruiting bodies growing gregariously. Size range of examined material 46-70mm in 'diameter'.
Shape bladder-like to irregularly shaped (sometimes fused together), partially closed with partially split margin.
Inner surface (hymenium) is smooth, pale yellow-brown in colour. Outer surface is slightly darker in colour, furfuraceous with darker patches.
Microscopy:
Asci: 8-spored, uniseriate, with rounded tips, positive to Melzer's reagent.
Paraphyses: Thin, hyaline, septate with slight constrictions at the septa.
Spores: Ellipsoid, hyaline, smooth, aguttulate (no oil drops).
Excipulum: Made up of rounded cells with occasional hyaline erect hyphae on the exterior part.
Links:
Paraphyses
Excipulum
Spores
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Ascus
Asci tips in Melzer
Outer layer
PEZIZALES
Pezizaceae