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BioImages: The Virtual Field-Guide (UK)
Pleospora allii (Rabenh.) Ces. & De Not., 1863 (an ascomycete)
| Date: |
13 June 2007 (Date may be unnatural as specimen was cultured, reared, grown or otherwise kept in captivity) |
| OS grid ref: |
SW62 |
| Lat/Lon: |
50° 0' N, 5° 20' W |
| Location: |
Vice County: West Cornwall, VC1, England |
| Voucher: |
13/06/2007[K] (Please quote this in any queries about this record) |
| Stage or state: |
Imperfect stage |
| Record Summary: |
Stemphylium state on dead lower leaves of Spurrey after keeping in fridge for a week. |
| Associated organism: |
on dead leaf of Spegularia |
| Identification Notes: |
Stemphylium state.
Conidia: 55-85/13-23µm, brown, verruculose, cylindric or slightly broader below, muriform, usually constricted at 3 major septa; apex rounded, sometimes with small pale or hyaline, oblique protruberance.
Conidiophore: cylindric, pale grey-brown, septate, apex dark banded, swollen, collapsing to form a cup after conidium discharged, often swollen and/or dark banded below.
Upper leaves were infected with Albugo lepigoni, the sporangia of which contaminated the microscope preps. |
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