Centaurea nigra sens. lat. (=nigra/debeauxii)
common knapweed, lesser knapweed, hardheads
Centaurea nigra sens. lat. (=nigra/debeauxii) - common knapweed, lesser knapweed, hardheads, Pollen grains - focused on surface - highly magnified

Image 0006: Pollen grains - focused on surface - highly magnified (2)

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Magnification photomicrographphotomicrograph
Specimen prep Dewaxed with alcohol
Stained with Safranin
Equipment used Canon EOS1000D dSLR and Meiji microscope with x2.5 projection eye-piece.
Microscope Objective x100 obj (Dutch)
Photographer Malcolm Storey
Image Copyright Copyright © Malcolm Storey, 2010, www.bioimages.org.uk. Some rights reserved.
High resolution image available Yes
Image Reference P89029
Found as In flower
Date 25 Jul 2010
OS grid ref SY98
Lat/Lon 50° 40' N, 2° 10' W
Location Dorset, VC9, England
Record summary in flower
Return to Record page Centaurea nigra sens. lat. (=nigra/debeauxii) on 25 Jul 2010 at SY98 in Dorset
Return to Taxon page Centaurea nigra sens. lat. (=nigra/debeauxii)
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