Asclepias viridiflora var. ivesii Britton nom. illeg.
Asclepias viridiflora var. ivesii Britton nom. illeg. is a synonym sensu TROPICOS of:
Asclepias viridiflora Rafinesque, an accepted species name sensu FNA Ed. Comm., 2023c.
Asclepias viridiflora var. ivesii Britton nom. illeg. is a synonym sensu TROPICOS of:
Asclepias viridiflora Rafinesque, an accepted species name sensu FNA Ed. Comm., 2023c.