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ophis: milkweed flowers
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ophis: milkweed flower
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ophis: flower with one sepal, two petals, and two hoods removed
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ophis: pollinarium partially drawn out of slit in column
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ophis: flower with most of column removed, exposing twin ovaries
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ophis: closeup of twin ovaries
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ophis: portion of column cut lengthwise
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ophis: five pollinaria removed from a single column
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ophis: single pollinarium floating on water droplet
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ophis: pollinarium hung on excised ovary
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ophis: cut milkweed stem
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ophis: stumpy caudex, milkweed