POLLEN SAC, SPERMATOPHYTA (PLANT EMBRYOLOGY)
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BTSPERMATOPHYTA (PLANT EMBRYOLOGY)
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UDC581,033.131
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Descriptor GERPOLLENSACK, SPERMATOPHYTA (PFLANZENEMBRYOLOGIE)
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Descriptor ENGPOLLEN SAC, SPERMATOPHYTA (PLANT EMBRYOLOGY)
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Descriptor FRESAC POLLINIQUE, SPERMATOPHYTES (EMBRYOLOGIE VÉGÉTALE)
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NTPOLLEN GRAINS (PLANT EMBRYOLOGY)
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RTANTHERS (PLANT MORPHOLOGY)