Davidse - 40729 - United States
Davidse - 41698 - United States
Davidse - 42430 - United States
Duke - 18 - United States
Echinacea purpurea
LIGGETT - 339 - United States
Solomon - 124 - United States
Steyermark - 79153 - United States
Van Brunt - 2014-1 - United States