Ontario Natural Heritage Information Centre. Michael Oldham. Year: 2015.   cc-by-nc-sa-3.0

Verbena incompta (Purpletop Vervain) is a species of herb in the family Verbenaceae. Flowers are visited by Buff-tailed bumblebee. Purpletop Vervain is a photoautotroph.

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EOL has data for 7 attributes, including:

Known occurrences, collected specimens and observations of Purpletop vervain. View this species on GBIF