18 November 2016.
Maine, United States
Locality: Appledore Island in the Gulf of Maine
Coordinates: 42.9881, -70.6158
(Map it)
Habitat: Park
Environment description: Along a gravel path near a pond
Number of plants sampled: 1
Associated species: Surrounding plants were mostly grasses and brushy weeds, although more plants of this kind were located about 100 yards away, closer to the shore.
Comment: One plant with maturing seeds was collected on 23-August-2016 and was transplanted for seed production in the UNH greenhouse.