Dataset: All Collections
Taxa: Pycnanthemum pycnanthemoides, Pycnanthemum pycnanthemoides var. pycnanthemoides (Koellia pycnanthemoides), Pycnanthemum pycnanthemoides var. viridifolium (Pycnanthemum viridiflorum, Pycnanthemum tullium, Pycnanthemum viridifolium)
Search Criteria: excluding cultivated/captive occurrences