Sweet Onion Pollen

Applause IconJun 12, 2025 • 1:51 PM UTC
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Holly Stuart (Foldscope Team)

Education Specialist at Foldscope Instruments

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The sweet onions in my garden are flowering. Each floret has a tall yellow anther making it easy to collect pollen for Foldscope viewing!
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These pollen grain images are at 140X magnification plus 5X digital zoom. I used brightfield, lightbox, darkfield, and reflective lighting.
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These pollen grain images are at 340X magnification plus 5X digital zoom. I used brightfield, darkfield, and reflective lighting.
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