18 November 2016.
Maine, United States
Locality: On the western shore of Appledore Island in the Gulf of Maine
Coordinates: 42.9883, -70.6158
(Map it)
Habitat: Park
Environment description: On a sand dune
Number of plants sampled: 1
Associated species: Part of a large population of the same species.
Comment: One plant with maturing seeds was collected on 23-August-2016 and was transplanted for seed production in the UNH greenhouse.