Zinnia Petal Section #2
by Gerd Guenther/science Photo Library
Title
Zinnia Petal Section #2
Artist
Gerd Guenther/science Photo Library
Medium
Photograph - Photograph
Description
Light micrograph of a thin section through a deep yellow Zinnia elegans petal. The upper surface is completely covered with papillae, containing yellow chromoplasts which determine the yellow colour of the petals to attract pollinators. Microscopic contrast method: Differential interference contrast. Magnification: x350 when printed at 10 centimetres wide.
Uploaded
November 13th, 2019
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