Davidse - 39698 - United States
Davidse - 40914 - United States
Davidse - 41836 - United States
Davidse - 42378 - United States
Miller - 8318 - United States
Nye - 198 - United States
Pruski - 4590 - United States
Pycnanthemum tenuifolium
Turner - 16-068 - United States
Yatskievych - 89-202 - United States