Puccinia pelargonii-zonalis Doidge, (Pelargonium rust)


28 Nov 2006 at OSGR: SU56 in Berks, England

Record SummaryUredinia (with occasional teliospores) on underside of Pelargonium leaves
Found asTelia (III)
Date28 November 2006
Associated organismPelargonium
OS grid refOSGR: SU56
Lat/Lon51° 20’ N, 1° 10’ W
Vice CountyBerks, VC no: 22
CountryEngland
Voucher28 Nov 2006[A]
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Notes:

Mainly on leaves, where they are hypophyllous; but occasionally on petiole. Uredinia forming loose piles of uredospores. Forming a ring around a central uredinium.

Uredospores: pyriform, brown, finely echinulate, with two pores easily visible in lactophenol, 23-30/22-23µm, some with persistent stalk.

Teliospores: occasional, amongst uredospores, stalked, septate, both cells with a single pore, 43-56/19-24µm.

The following literature was used to identify this find:

standard photographs and close-ups
standard photographs and close-ups:
macro-photographs
macro-photographs:
photomicrographs
photomicrographs:

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