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| Record Summary | smut pustules on leaves and petioles of Creeping Buttercup |
| Found as | Infection |
| Date | 3 August 2009 |
| Associated organism | Ranunculus repens |
| OS grid ref | OSGR: SU56 |
| Lat/Lon | 51° 20’ N, 1° 10’ W |
| Vice County | Berks, VC no: 22 |
| Country | England |
| Voucher | 3 Aug 2009[A] (Please quote this in any queries about this record) |
Notes:
Wart-like or linear swellings on petiole and lamina of leaves. Swellings turn silvery then burst to reveal brown-black spores.
Ustilospores: brown, in groups of 1-2(3) with group of hyaline cells on one side.
The following literature was used to identify this find:
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