BioImages: The Virtual Field-Guide (UK)

Peronospora violacea Berk., 1860 (a downy mildew)

Record info

Date: 31 July 1999
Location: Berks, England
Voucher: 31/07/1999[D]
Record Summary: on flowers of Field Scabious
Associated organism: on living corolla of Knautia arvensis
Image Reference: P14534

Please mention P14534 in any enquiries regarding this image.

Sporangia on petals - highly enlarged

Peronospora violacea Berk., 1860 (a downy mildew), Sporangia on petals - highly enlarged

Photography

Malcolm Storey Pixera Pro tethered low-resolution digital camera with bellows and Olympus Zuiko 50mm macro lens.
Copyright Image Copyright © Malcolm Storey, 1999, www.bioimages.org.uk. Some rights reserved.

For contact details see Conditions of use

Image Files available

Image P14534 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
Low Res 28 Kb 502 by 352 5.5 by 3.9 6.9 by 4.8 1.6 by 1.1 JPEG file
Web site (as above) (dynamic) 500 by 351 5.5 by 3.9 6.9 by 4.8 1.6 by 1.1 JPEG file

Note: The MS Windows & Macintosh screen ppi values are illustrative/traditional and may not apply to your monitor.

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Creative Commons License
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