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12 Pollen Mix
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12 Pollen Mix

March 6, 2013
Pollen from a variety of common plants: sunflower [Helianthus annuus], morning glory [Ipomea purpurea], hollyhock [Sildalcea malviflora], lily [Lilium auratum], primrose [Oenothera fruticosa] and caster bean [Ricinus communis]. Zeiss DSM 962 SEM Credit: Louisa Howard, Charles Daghlian


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