BioImages: The Virtual Field-Guide (UK)
Peronospora violacea Berk., 1860 (a downy mildew)
Record info
| Date: | 18 September 2007 |
| Location: | Berks, England |
| Voucher: | 18/09/2007[E] |
| Record Summary: | on florets of Field Scabious |
| Associated organism: | on live corolla of Knautia arvensis | Image Reference: | P71431 |
Please mention P71431 in any enquiries regarding this image.
Sporangiophore - magnified
Stained in Lactophenol Cotton Blue
Photography
| Malcolm Storey | Canon EOS10D digital SLR and Meiji microscope with x2.5 projection eye-piece. |
| Copyright | Image Copyright © Malcolm Storey, 2007, www.bioimages.org.uk. Some rights reserved. |
For contact details see Conditions of use
Image Files available
Image P71431 exists at the following resolutions:
| Type | File size | Image size pixels |
Screen size - inches (MS Windows @ 90 ppi) |
Screen size - inches (Macintosh @ 72 ppi) |
Print - inches (@ 300 dpi) |
Format |
|---|---|---|---|---|---|---|
| Digital Negatives | 1,357 Kb | 3072 by 2048 | 34.1 by 22.7 | 42.6 by 28.4 | 10.2 by 6.8 | JPEG file |
| Low Res | 53 Kb | 356 by 753 | 3.9 by 8.3 | 4.9 by 10.4 | 1.1 by 2.5 | JPEG file |
| Web site (as above) | (dynamic) | 236 by 500 | 2.6 by 5.5 | 3.2 by 6.9 | 0.7 by 1.6 | JPEG file |
Note: The MS Windows & Macintosh screen ppi values are illustrative/traditional and may not apply to your monitor.
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Unless otherwise expressly stated, all original material on the BioImages website by Malcolm Storey is licensed under a Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK: England & Wales