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Snapshots of the taxonomy

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As classified in WFO snapshot

December 2022

Warning: older classification


Ambrosia trifida var. polyploidea J.Rousseau

This variety name was first published in Naturaliste Canad. 71: 215 (1944) Link to external nomenclature reference

This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .