note: these two species produce almost identical flowers that are difficult to distinguish, but I. versicolor is thought to be much more common in Maryland

Common Names
blue flag, larger blue flag,  harlequin blueflag, northern blue iris,

Family
Iridaceae

Habitat
wet, rich soils, sun to part shade

Observed Blooming
early June, 2019
late May, 2018
late May, 2017
late May, 2016
late May to early June, 2015
early June, 2014
late May 2013

Conservation
no issues