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Noun
Definition: A bladder or winglike structure found on the pollen grains of many species of conifer. The shape or number of the sacci on a pollen grain can help identify the species it came from.
VariousWords beta
Definition: A bladder or winglike structure found on the pollen grains of many species of conifer. The shape or number of the sacci on a pollen grain can help identify the species it came from.