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| Record Summary | Telia on stems, uredia on leaves of Common Knotgrass |
| Found as | Telia (III) |
| Date | 15 September 2009 |
| Associated organism | Polygonum aviculare |
| OS grid ref | OSGR: SU56 |
| Lat/Lon | 51° 20’ N, 1° 10’ W |
| Vice County | Berks, VC no: 22 |
| Country | England |
| Voucher | 15 Sep 2009[B] (Please quote this in any queries about this record) |
Notes:
Uredia: amphigenous on leaves, pustulate, cinnamon, surface irregular, erumpent with marginal flaps of leaf epidermis.
Uredospores: wall finely echinulate, with 3 very evident pores.
Telia: on stems, pustulate, erumpent through slit in epidermis, neatly domed with shining tips of spores visible under binocular microscope.
Teliospores: single-celled, wall smooth and thickened at apex, with apical pore, pedicel persistent and sometimes yellow pigmented.
The following literature was used to identify this find:
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