Hymenopappus biennis Hymenopappus artemisiifolius Hymenopappus scabiosaeus Hymenopappus newberryi Hymenopappus hintoniorum Hymenopappus radiatus Hymenopappus glandulosus Hymenopappus flavomarginatus Hymenopappus mexicanus Hymenopappus carrizoanus Hymenopappus wrightii Hymenopappus tenuifolius Hymenopappus flavescens Hymenopappus filifolius
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024