Common Names
white verbena, swamp verbena, white vervain

Family
Verbenaceae

Habitat
disturbed areas or poor soils in part shade or sun

Observed Blooming
mid August, 2018
mid June to late July, 2017
late June to mid July, 2016
late June to late July, 2015
early July to early August, 2014
late July, 2013

Conservation
possibly extirpated in Maine
listed as weedy by some authorities